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2017

19602699System and method of filtering noise
29595087Image processing method for detail enhancement and noise reduction
39591188Cascaded bit sequences in display systems
49584704Method for detecting electronic lighting flickering
59560243Image processing device, imaging device, program, and image processing method suppressing a reduction in visibility of an image to check focus when distortion is corrected
69554085Method and device for dynamically controlling quality of a video
79554021Method and apparatus for receiving video signal
89547891Image processing method, system using the same, and recording medium for performing the same
99538051Device and method for using an overdrive function to do motion smoothing
109538050Method and apparatus for generating jitter-related data
119537689Method and apparatus for identifying co-channel interference

2016

129525804Multi-band YCbCr noise modeling and noise reduction based on scene metadata
139521413Optimized filter selection for reference picture processing
149514515Image processing device, image processing method, image processing program, and image display device
159501846Image processing device, image processing method, image processing program, and recording medium storing said program for producing noise-eliminated image
169491399Video signal attenuation equalization circuit, processing apparatus, and control device and method
179473678Method, apparatus and machine-readable medium for apportioning video processing between a video source device and a video sink device
189460532Imaging device, image signal processing method, and program
199456111System and method for content adaptive clipping
209444977Method and device for adaptive noise measurement of a video signal
219432606Image pickup apparatus including image pickup element having image pickup pixel and focus detection pixel and signal processing method
229402062Digital television chip, system and method thereof
239400869Server device, image transmission method, terminal device, image reception method, program, and image processing system
249392145Mechanism for facilitating dynamic phase detection with high jitter tolerance for images of media streams
259386237Image pickup apparatus and image pickup method
269374508Image processing apparatus and image processing method
279367900Image noise removing apparatus and image noise removing method
289363515Image processing method, image processing apparatus, video encoding/decoding methods, video encoding/decoding apparatuses, and non-transitory computer-readable media therefor that perform denoising by means of template matching using search shape that is set in accordance with edge direction of image
299361675Image converting device and image converting system
309357105Artifacts measurement on video decomposable properties by dynamic fuzzy reasoning
319349335Display device, electronic device comprising same, and drive method for display device
329332162System and method for video frame sequence control
339325987Method for monitoring a signal
349319567Video feedback of presenter image for optimizing participant image alignment in a videoconference
359313374Method and device to enhance image quality in digital video processing systems using dithering
369307123Noise reduction apparatus and noise reduction method
379300846Signal shaping for improved mobile video communication
389299284System and method for dark noise reduction in pulse width modulated (PWM) displays
399299283Apparatus for compensating color characteristics in display device and compensating method thereof
409275295Noise estimation based on a characteristic of digital video
419270871Optimized filter selection for reference picture processing
429267840Photoelectric conversion apparatus that amplifies reference voltages corresponding to pixel signals of different colors at different gains
439264596Security camera system and method for eliminating video aberrations from excessive IR illumination
449258531System and method for video-quality enhancement
459256924Image processing device, moving-image processing device, video processing device, image processing method, video processing method, television receiver, program, and recording medium
469253435Method and apparatus for extracting a desired television signal from a wideband IF input using re-sampling
479241095Method and system for adaptive temporal interpolation filtering for motion compensation
489241091Image processing device, image processing method, and computer program
499237259Summating temporally-matched frames in 3D-based video denoising
509232118Methods and systems for detecting video artifacts
519232117Digital Schlieren imaging

2015

529215354Image processing method and solid-state imaging device having a noise reduction filter
539215353Image processing device, image processing method, image display device, and image display method
549214031Motion detection method and associated apparatus
559202267System and method to enhance and process a digital image
569197791Display device, driving device for display device, and driving method thereof
579191613Phase-adjustment processing for broadcast channel signals
589185413Channel equalizer and method of processing broadcast signal in DTV receiving system
599185270Ghost artifact detection and removal in HDR image creation using graph based selection of local reference
609172853Microlens array architecture for avoiding ghosting in projected images
619167135Image processing device, image processing method, photographic imaging apparatus, and recording device recording image processing program
629154669Image apparatus for determining type of image data and method for processing image applicable thereto
639153015Image processing device and method
649148549Image processing method and image processing apparatus using time axis low band pass filter
659143658Image processing apparatus and processing method thereof
669131128System and processor implemented method for improved image quality and generating an image of a target illuminated by quantum particles
679131127Method and apparatus for reconstructing motion compensated video frames
689131126Repairing scratch impairments to an image
699113147Scalability techniques based on content information
709113133Method and system for detecting a vertical cut in a video signal for the purpose of time alteration
719106885Recording/reproduction device, recording/reproduction method, television receiver, program, and recording medium
729106813Noise suppression devices and image capturing apparatuses having the same
739106811Generalized normalization for image display
749100663Apparatus, method, and program for video signal processing, and storage medium
759100555Hybrid mode repeater/re-driver for high speed digital video signaling
769088776Scalability techniques based on content information
779083940Automatic gain control system
789077869Method and apparatus for detection and removal of rain from videos using temporal and spatiotemporal properties
799071822Methods and device for data alignment with time domain boundary
809071733Method for reducing image or video noise
819065988Image pickup apparatus including image pickup element having image pickup pixel and focus detection pixel and signal processing method
829053539Image processing apparatus
839036088System and methods for increasing perceived signal strength based on persistence of perception
849024961Color grading apparatus and methods
859013503Image-data-converting device and display device including the same
869007529TV signal filter and filtering method
879007392Method for enhancing contrast of color image displayed on display system and image processing system utilizing the same
888994882Control of video processing algorithms based on measured perceptual quality characteristics

2014

898908100Arrangement and approach for motion-based image data processing
908891018Edge detection in a video field
918879003Distortion/quality measurement
928879002Split edge enhancement architecture
938872978Cable equalization and monitoring for degradation and potential tampering
948861882Method and device for eliminating image blur by pixel-based processing
958854503Image enhancements through multi-image processing
968830360Method and apparatus for optimizing image quality based on scene content
978823876Image processing apparatus
988823726Color balance
998817038Display apparatus and method for driving the same
1008804046Methods and systems for detection of chroma dropouts in video
1018797427Image processing apparatus
1028773594Signal processing device, and integrated circuit including oblique lowpass filtering and multiple sharpening components
1038773593Noise reduction filter circuitry and method
1048760581Signal processing apparatus and control method thereof
1058754988Blur detection with local sharpness map
1068743288Image processing method and image processing apparatus
1078732763Navigation and discovery of video on demand content via tv schedule on handheld devices
1088724030Image processing apparatus and method thereof
1098717502Methods and apparatuses for upscaling video
1108717501Video display apparatus, video display method, and program
1118711249Method of and apparatus for image denoising
1128704951Efficient 2D adaptive noise thresholding for video processing
1138687125Image processing system and display device for carrying out subtraction or addition of a pixel value of a target pixel in accordance with a value equivalent to a noise quantity
1148687124Signal processing device, integrated circuit, control program, and computer readable recording medium
1158687123Video signal processing
1168675133Video source resolution detection
1178675130Electronic adapter unit for selectively modifying audio or video data for use with an output device
1188675075Method and apparatus for measuring video quality
1198670074Projector, projection method, and storage medium storing program
1208670073Method and system for video noise filtering
1218665378Filter for video stream
1228665377Video information processing apparatus and recording medium having program recorded therein
1238665376Methods and systems for filtering noise in video data
1248659705Noise reducer
1258659701Usage of dither on interpolated frames
1268659618Noise-robust edge enhancement system and method for improved image sharpness
1278654259Image processing system and display device
1288654258Method and apparatus for estimating noise in a video signal
1298648967Video signal processing device and method
1308634027Video signal processing apparatus, enhancement gain generating method, and enhanced gain generating program
1318625031Video display device

2013

1328594449MPEG noise reduction
1338576926Single frame artifact filtration and motion estimation
1348559526Apparatus and method for processing decoded images
1358558955Cable equalization locking
1368553155System and method for three dimensional comb filtering
1378547483Image processing method and image processing apparatus
1388547481Apparatus and method for black bar detection in digital TVs and set-top boxes
1398531610Arrangement and approach for image data processing
1408525931Method and apparatus for isolating IIC bus noise from a tuner in a television receiver
1418508667Image enhancing device, image enhancing method, image enhancing program and signal processing device
1428488063Method and apparatus for controlling overshoot in a video enhancement system
1438482667Apparatus for transmitting additional information using digital broadcast system
1448477232System and method to capture depth data of an image
1458462274Systems and methods for mitigating visible envelope effects
1468456483Image color balance adjustment for display panels with 2D subixel layouts
1478451382Systems and methods for cable equalization
1488451376Automatic gain control (AGC) for analog TV signals using feed-forward signal path delay
1498446532Image processing apparatus for improving sharpness and image processing method
1508427583Automatic parameter control for spatial-temporal filter
1518421814Display device and method of driving the same
1528411207Device for outputting luminance signal and method thereof
1538411205Noise reducing image processing apparatus
1548411006Display device including scan signal line driving circuits connected via signal wiring
1558411004Video processing circuit, video processing method, liquid crystal display device, and electronic apparatus
1568395708Method and system for detection and enhancement of video images
1578395636Reducing visibility of display errors
1588390740Systems and methods for cable equalization
1598379147Adaptive video processing circuitry and techniques
1608373801Video source resolution detection
1618368814Visual processing device, display device, and integrated circuit for adjusting the contrast of an image
1628363166Image quality improving device and method
1638358360Solid-state image sensor device having signal noise reduction circuitry
1648345163Image processing device and method and image display device

2012

1658330869Image processing program, method and processor for adjusting luminance component and chrominance component
1668330868Image processing apparatus
1678325273System and method for vertical gradient detection in video processing
1688319898Edge enhancement method and apparatus
1698319888Method of determining field dominance in a sequence of video frames
1708310592Signal processing apparatus, signal processing method, and program for signal processing
1718305499Image processing circuit and method for image processing
1728305498Apparatus and method for equalizing analog TV signals
1738305397Edge adjustment method, image processing device and display apparatus
1748289450Video processing apparatus with corrector for correcting an input video signal
1758284314Adaptive edge enhancement using directional components from non-linear filtering
1768279346Frame rate converting apparatus and method thereof
1778274525Converting color primaries and luminances of an input signalt to different color primaries and luminances for a display
1788270756Method for estimating noise
1798264615Split edge enhancement architecture
1808264614Systems and methods for video processing based on motion-aligned spatio-temporal steering kernel regression
1818264613Methods and systems for correcting streaming video signals
1828264601Video picture format conversion method and corresponding device
1838259235Image processing apparatus and method thereof
1848253862Method and device for image sharpness adjustment
1858253855Automatic luminance-chrominance delay compensation
1868243201Method and computer system for regulating color saturation degree
1878243200Method and apparatus of content adaptive detailing filtering for digital pictures
1888237868Systems and methods for adaptive spatio-temporal filtering for image and video upscaling, denoising and sharpening
1898228438Image processing method capable of improving the display quality of image frames
1908223272Image processing circuit and image processing method thereof
1918223264Method for video deinterlacing and format conversion
1928218083Noise reducer, noise reducing method, and video signal display apparatus that distinguishes between motion and noise
1938218082Content adaptive noise reduction filtering for image signals
1948212937Video processing apparatus
1958212936Picture quality control apparatus, method therefor, picture quality processing apparatus, programs for them, and recording medium recording that program therein
1968212934Method for processing an analog television signal
1978212932Video noise estimator
1988208075Color reconstruction system and method for a secam television signal
1998194185Video picture display method to reduce the effects of blurring and double contours and device implementing this method
2008184204De-ring system and method for reducing the overshooting and undershooting of video signal in a scaler
2018184203Video enhancement with separate and distinct methods of enhancement for single transitions and double transitions of opposite polarity
2028184196System and method to generate depth data using edge detection
2038164691VSB reception system with enhanced signal detection for processing supplemental data
2048159616Histogram and chrominance processing
2058149338Method and apparatus for color decision metadata generation
2068149337Video processing apparatus and video processing method
2078144254Contour enhancement unit and method to enhance the contours of an image
2088144252Noise reduction apparatus and noise reduction method
2098139647Moving image decoding apparatus and moving image decoding method
2108139157Video display apparatus that adjusts video display parameters based on video picture type
2118139155Self-adaptive image processing device and method
2128131110Reducing signal overshoots and undershoots in demosaicking
2138111330Method and apparatus for analog graphics sample clock frequency offset detection and verification
2148098334System and process for image rescaling with edge adaptive phase control in interpolation process
2158098329Image determination apparatus, image determination method, and program, and image processing apparatus, image processing method, and program
2168094194Display apparatus and control method thereof

2011

2178081256Method and system for edge directed deinterlacing in video image processing
2188077260Co-channel interference detector
2198072546Method and apparatus for reducing cross-luminance in an image display device
2208063994Image processing device, image processing method, program, recording medium and integrated circuit
2218059203Moving picture processing method
2228054891Channel equalizer and method of processing broadcast signal in DTV receiving system
2238049819Method of shoot suppression and an image quality improvement apparatus
2248045061Method and apparatus for removing color noise of image signal
2258040408Image signal processing apparatus, image capturing apparatus, and image signal processing method
2268035746Time base correction for digitized video signal
2278035705Image processing system, image processing method, and image processing program product
2287995148Image processing apparatus and image processing method
2297990474Image correction circuit, image correction method and image display
2307990392White balancing that uses values of white-balanced colors on the visible gamut's boundary
2317982804Image processing apparatus and image processing method
2327978268Apparatus for digitally filtering a video signal, and related method
2337969510Video processing system and method with recursive and non-recursive filtering in separate high frequency bands
2347956932Image signal processing apparatus, method of controlling the same, and television signal receiving apparatus
2357952647Method and apparatus of content adaptive detailing filtering for digital pictures
2367952646Method and apparatus for content adaptive spatial-temporal motion adaptive noise reduction
2377940333Gradation control apparatus and gradation control method
2387940331Edge adaptive de-interlacing apparatus and method thereof
2397940330Edge adaptive de-interlacing apparatus and method thereof
2407932940Apparatus for edge enhancement and peaking signal generation based on a target hue
2417924345Method and system for deinterlacing using polarity change count
2427924292Device and method for reducing visual artifacts in color images
2437916213Image processing circuit, image display device, and an image processing method
2447911545Method and apparatus for processing video pictures, in particular in film mode sequences
2457911539VSB reception system with enhanced signal detection for processing supplemental data
2467911538Estimation of block artifact strength based on edge statistics
2477907216Display apparatus and control method thereof to selectively decrease a processing time of an image signal
2487907215Video enhancement systems and methods
2497903148Apparatus, method, and computer program for processing image, and recording medium storing the computer program
2507893993Method for video deinterlacing and format conversion
2517889280Image processing apparatus and method thereof
2527889279Method and apparatus for suppressing cross-coloration in a video display device
2537889235Liquid crystal television adjustment system, liquid crystal display unit adjustment system, and liquid crystal display unit
2547880814Visual processing device, display device, and integrated circuit
2557876835Channel equalizer and method of processing broadcast signal in DTV receiving system
2567868950Reducing noise and artifacts in an image

2010

2577852412Video noise level detection
2587847863Enhancing sharpness in video images
2597847862Methods for cross color and/or cross luminance suppression
2607825992Video processing apparatus and video processing method
2617821579Image enhancing system
2627821578Reconfigurable self-calibrating adaptive noise reducer
2637813003Method and apparatus of color conversion
2647808558Adaptive color transient improvement
2657787056Apparatus and method for restoring DC spectrum for analog television reception using direct conversion tuners
2667787054VSB reception system with enhanced signal detection for processing supplemental data
2677787053VSB reception system with enhanced signal detection for processing supplemental data
2687782404VSB reception system with enhanced signal detection for processing supplemental data
2697782403Noise detection apparatus and method, and noise reduction apparatus and method
2707782402Apparatus and method for temporal noise reduction and motion enhancement
2717782401Method and system for digital image scaling with sharpness enhancement and transient improvement
2727777816Apparatus and method for image adjustment
2737773158Visual processing device, display device, and integrated circuit
2747755704VSB reception system with enhanced signal detection for processing supplemental data
2757755703Imaging system
2767755702Apparatus and method for processing video signal
2777738044Method and apparatus for adjusting a chrominance signal
2787738042Noise reduction device for a video signal and noise reduction method for a video signal
2797733420Judder detection apparatus, de-interlacing apparatus using the same, and de-interlacing method
2807724980System and method for selective sharpening of images
2817714937Channel equalizer and digital television receiver using the same
2827697073Image processing system with horizontal line registration for improved imaging with scene motion
2837688386De-interlacing apparatus, de-interlacing method, and video display apparatus
2847688385Video signal processing apparatus and method
2857667779Image-displaying device and pixel control method therefor
2867667776Video display device, video encoder, noise level estimation module and methods for use therewith
2877659943Information-processing apparatus and removable substrate used therein
2887649572VSB reception system with enhanced signal detection for processing supplemental data
2897643093VSB reception system with enhanced signal detection for processing supplemental data

2009

2907633556Video signal processing apparatus and method to enhance image sharpness and remove noise
2917630019VSB reception system with enhanced signal detection for processing supplemental data
2927627189Sharpness adjustment method and program and electronic endoscope apparatus
2937626639Method and apparatus for detecting noise in moving picture
2947619691Picture signal enhancement
2957619690VSB reception system with enhanced signal detection for processing supplemental data
2967619689VSB reception system with enhanced signal detection for processing supplemental data
2977616240Image processing method, image processing program, image processing apparatus, and digital still camera using the image processing apparatus
2987595830Imaging device with normal and reduced sensitivity readout
2997593065Method and circuit for channel filtering of analog or digitally modulated TV signals
3007589739Color evaluating method of image display device
3017576771Method and apparatus of providing video synchronization
3027573530Method and system for video noise reduction based on moving content detection
3037570309Methods for adaptive noise reduction based on global motion estimation
3047570306Pre-compensation of high frequency component in a video scaler
3057567298Apparatus and method for detecting NTSC co-channel interference
3067564079Solid state imager device with leakage current inhibiting region
3077558435Signal processing apparatus, method of processing a signal, recording medium, and program
3087554611Method and apparatus of bidirectional temporal noise reduction
3097548278Spatio-temporal noise removal method using block classification and display device using the same
3107538824Systems and methods for reducing noise during video deinterlacing
3117538822Apparatus and method for filtering digital image signal
3127535515Motion detection in video signals
3137532255Color transient improvement unit and method to reduce blurring at color transients in video images
3147522220Dual-channel adaptive 2D noise reduction for video signals
3157518660Picture quality improvement device and picture quality improvement method
3167515209Methods of noise reduction and edge enhancement in image processing
3177511769Interframe noise reduction for video
3187511768Dynamic filter to limit ringing
3197505084Picture quality improvement device and picture quality improvement method
3207505083Directional interpolative smoother
3217499109Method and apparatus for receiving digital television signals using space diversity and beam-forming
3227489349Image processing apparatus having a digital image processing section including enhancement of edges in an image
3237483081Edge compensated feature detector and method thereof
3247480009Synchronization signal detection in a digital television receiver
3257474343Image processing apparatus having a digital image processing section including enhancement of edges in an image
3267474342Image processing apparatus having a digital image processing section including enhancement of edges in an image

2008

3277471342Method and system for cross-luminance reduction in multi-standard television decoders
3287460180Method for false color suppression
3297460133Optimal hiding for defective subpixels
3307453523Noise reduction apparatus
3317450764Image processing device and method, learning device and method, recording medium, and program
3327450181Bit-depth extension with models of equivalent input visual noise
3337443454Method for treating inter-frame motion in a composite video signal
3347443448Apparatus to suppress artifacts of an image signal and method thereof
3357440037Anti-aliasing characters for improved display on an interlaced television monitor
3367432985Image processing method
3377430019Apparatus to improve image sharpness adaptively according to multi-video formats and method thereof
3387428020Method and apparatus for noise reduction of video signals
3397425985Image processing apparatus and method
3407420623Image-signal processing apparatus for enhancing specific frequency component of image signal and correcting the edge of reproduced image
3417418149Apparatus and method for adaptive 3D noise reduction
3427411629Method and apparatus for correcting frequency characteristics of carrier chrominance signal
3437408588Image processing circuit, image display device, and an image processing method
3447405770Adaptive equalization method and system for reducing noise and distortion in a sampled video signal
3457404645Image and light source modulation for a digital display system
3467397497Display device capable of reducing burn-in on display panel
3477391477Apparatus and method for processing video signal
3487391476Method and device for interpolating a pixel of an interline of a field
3497388621Systems and methods for image processing providing noise reduction and edge enhancement
3507382929Spatial scan replication circuit
3517382414Video signal processing apparatus, for controlling contrast compensation and edge compensation in relation to each other in depedence on luminance of an image, and television receiver including the same
3527375770Method for luminance transition improvement
3537375762Frame interpolation method and apparatus, and image display system
3547375741Circuit and method for eliminating image interfering with desired channel
3557372487Image pick-up device and record medium having recorded thereon computer readable program for controlling the image pick-up device
3567369182Generating a scan velocity modulation signal
3577369181Method of removing noise from digital moving picture data
3587352410Method and system for automatic brightness and contrast adjustment of a video source
3597352408Suppression of multipath effects in the transmission of analog TV signals
3607352397Circuit and method for contour enhancement
3617345711Video signal improving circuit
3627339632Method and apparatus for processing video pictures improving dynamic false contour effect compensation
3637339151Image pickup device with time division output of pixel signal and inverted pixel signal
3647336320Method and apparatus for temporally recursive chrominance signal noise reduction
3657330599Contour compensation circuit, and a method and program for contour compensation, and an image signal display device
3667330218Adaptive bidirectional filtering for video noise reduction
3677321401Contour emphasizing circuit
3687321400Method and apparatus for adaptive image data interpolation

2007

3697304687Ghost cancellation system using wavelet processed ghost cancellation reference signal
3707304672Contour correcting video signal processing apparatus
3717304287Solid-state image pickup device and output method thereof
3727302112Contour-emphasizing circuit
3737298420Digital TV receiver
3747295250Apparatus and method for restoring DC spectrum for analog television reception using direct conversion turners
3757291823Image pickup device with pixel signal and inverted pixel signal analog outputs
3767289163Method and apparatus for adjusting color edge center in color transient improvement
3777289161Frame data compensation amount output device, frame data compensation device, frame data display device, and frame data compensation amount output method, frame data compensation method
3787283680Method for image processing by unsharp masking
3797280160Apparatus for and method of adaptively processing video signals based on a noise state
3807280159Method and apparatus for cross color and/or cross luminance suppression
3817271851Adaptive color transient improvement
3827256838Video signal processing method for digital video decoder
3837253837Active-pixel image sensors
3847250984VDT stress mitigating device and method, VDT stress risk quantifying device and method, and recording medium
3857242815Adaptive filter
3867224406Digital signal processing system and method applied for chroma transition
3877224405Horizontal contour correction circuit
3887224371Picture signal processor, picture signal processing method, and picture signal processing program product
3897221404Video signal processing method and device
3907218357Parallel structure NTSC rejection filter and filtering method
3917202894Method and apparatus for real time identification and correction of pixel defects for image sensor arrays
3927199838Motion adaptive noise reduction apparatus and method for video signals
3937190409Method for displaying an image having a maximal brightness
3947184098Cyclic data signal averaging system and method for use in video display systems
3957176983Adaptive coring for video peaking
3967170565Automatic brightness stabilization apparatus and method of image display device
3977164449Method and apparatus for isolating IIC bus noise from a tuner in a television receiver
3987161636Vertical sharpness adjustment device and TV receiver therewith
3997161635Video signal processing
4007161633Apparatus and method for providing a usefulness metric based on coding information for video enhancement
4017158189Adaptive non-linear noise reduction techniques

2006

4027154561Sharpness improvement apparatus for video signals
4037151573Channel equalizer and digital television receiver using the same
4047151559Reception performance measuring apparatus for television signal
4057145607Spatio-temporal video noise reduction system
4067142253Method and apparatus for processing video pictures for improving picture quality for subsequent display
4077139037Circle correction in digital low-pass filter
4087139036Method and apparatus for image detail enhancement using filter bank
4097139035Video noise floor estimator with impulse noise detection
4107136111Channel equalizer and digital TV receiver using the same
4117126646Device and method for tracking phase error in digital TV receiver
4127123300Image processor and method of processing images
4137119854Method for deriving an objective sharpness metric
4147119853Method of eliminating flicker on an interlaced monitor
4157113647Removal of background noise of image data by an image processing device or image reading apparatus
4167113211Video signal processing circuit, viewfinder apparatus, television camera, and image monitor apparatus
4177106386Device and method for improving picture quality
4187106385Apparatus and method for reducing the visual effects of artifacts present in a line scanned video display
4197098964Apparatus and method for slope-enhancement of signal transitions in television pictures
4207098963Method and apparatus for attenuating image noise
4217095438Image signal processing device for minimizing false signals at color boundaries
4227092036Equalizer system including a comb filter in an HDTV system
4237088399Signal processing apparatus signal processing method program and recording medium for detecting a position in a pattern corresponding to noise
4247086083Noise measurement system
4257075588Edge correction method and apparatus
4267075569Image processing apparatus for performing shading correction on synthesized images
4277068320Image processing circuit, image display device, and an image processing method
4287064793Method and apparatus for measuring the noise contained in a picture
4297061548Filter device
4307046304Noise reduction circuit
4317042519Control apparatus and method for preventing repeated signal processing in signal processing system
4327038733Television receivers and methods for processing signal sample streams synchronously with line/frame patterns
4337038731Adaptive equalizer method and apparatus for American ATSC system
4347038730Matched pulse shaping filter
4357034887Method and apparatus for flicker filtering interlaced display data
4367015979Noisy edge removal for video transmission
4377012651Video signal processing method and apparatus
4387009662Electronic circuit and method for enhancing an image
4397006553Analog signal separator for UWB versus narrowband signals
4406999630Method of processing, and corresponding filtering device
4416995803Anti-aliasing characters for improved display on an interlaced television monitor
4426989779Semiconductor device having DAC channels for video signals
4436987542Detection and correction of asymmetric transient signals

2005

4446963999Source coding to provide for robust error recovery during transmission losses
4456961095Digital display jitter correction apparatus and method
4466958785Method and apparatus for determining and correcting for illumination variations in a digital projector
4476958782Frequency converter
4486952238Method and apparatus for echo cancellation in digital ATV systems using an echo cancellation reference signal
4496952193Image display apparatus and image display methods
4506947098Video signal processing
4516947083Solid state image device and defective pixel recording method thereof
4526937662Method and decoder for processing a digital video signal
4536937292Ghost cancellation reference signal with bessel chirps and PN sequences, and TV receiver using such signal
4546933986Sharply tuned bandpass filter
4556933983System and method for reducing noise in images
4566930729Apparatus and method for deleting sawtooth wave
4576930676Anti motion blur display
4586928111Method and apparatus for controlling equalizer using sync signal in digital vestigial sideband system
4596927804Reducing color aliasing artifacts from color digital images
4606922072Signal crosstalk inhibition unit and a signal processing apparatus
4616917389Linearization compensation system of digital TV relay apparatus and method thereof
4626912258Frequency-domain equalizer for terrestrial digital TV reception
4636912014Image processing device and method, and recording medium
4646909469Interlace motion artifact detection using vertical frequency detection and analysis
4656909435Reduction of gamma correction contouring in liquid crystal on silicon (LCOS) displays
4666906704Noise elimination method and noise elimination apparatus
4676898327Anti-flicker system for multi-plane graphics
4686897983Image processor
4696895056Data processing apparatus and method for performing an adaptive filter operation on an input data sample
4706894728Method for equalizing a VSB high definition television signal in the presence of co-channel interference
4716888568Method and apparatus for controlling pixel sensor elements
4726879734Memory efficient image artifact removal technique for LCP
4736879733Image artifact removal technique for LCP
4746873371Ghost cancellation reference signal with bessel chirps and PN sequences, and TV receiver using such signal
4756847738Sharpness enhancement
4766847408Method and apparatus for reducing noise in an image sequence
4776847358Workstation for processing and producing a video signal
4786847176Apparatus and method for removing horizontal moire in cathode-ray tube monitors
4796842495Dual mode QAM/VSB receiver

2004

4806819804Noise reduction
4816819716System, device, and method for time-domain equalizer training using injected out-of-band noise
4826816548HDTV channel equalizer
4836816204Ghost cancellation reference signals for broadcast digital television signal receivers and receivers for utilizing them
4846816203Method and apparatus for isolating noise from a tuner in a television signal receiver
4856810086System and method of filtering noise
4866806916Video apparatus with image memory function
4876806915Method and apparatus for echo cancellation in digital communications using an echo cancellation reference signal
4886803970Digital television receiver with match filter responsive to field synchronization code
4896791626Input switching circuit for a television tuner immune to interference due to FM broadcasting signal
4906788823Method and apparatus for reducing motion artifacts and noise in video image processing
4916786606Projection-type display device
4926784944Motion adaptive noise reduction method and system
4936781625Noise reducing apparatus
4946775334Equalization and decision-directed loops with trellis demodulation in high definition TV
4956771714Timing recovery using the pilot signal in high definition TV
4966768518Method and apparatus for removing a checkerboard-like noise artifact from a captured composite NTSC video frame
4976768517Repetitive-PN1023-sequence echo-cancellation reference signal for single-carrier digital television broadcast systems
4986760078Digital filtering of DTV I-F signal to avoid low-end boost of the baseband signal resulting from in-phase synchrodyne
4996757443Picture processing apparatus, picture processing method, learning apparatus, and learning method
5006757014Video signal noise reduction apparatus, a method of reducing a noise in a video signal, and a recording medium storing a program of the method
5016747656Image processing apparatus and method of the same, and display apparatus using the image processing apparatus
5026744474Recursive metric for NTSC interference rejection in the ATSC-HDTV trellis decoder
5036741645Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
5046731860Video reproduction controller for controlling reproduction of a recorded special video and a storage medium for the video reproduction controller
5056728381Noise reducing circuit
5066728310Data processing apparatus and data processing method
5076727936NTSC interference rejection filter
5086724945Correcting defect pixels in a digital image
5096724441Tuning system and method in broadcast signal receiver
5106721016Jitter detection device and image quality correction device for adaptively changing correction when reproducing video signal
5116717621Method and apparatus for reducing flicker in a video image sequence
5126717613Block deformation removing filter
5136716259Artificial firelogs and firestarter chips and method and apparatus for manufacture thereof
5146714258Video-apparatus with noise reduction
5156707861Demodulator for an HDTV receiver
5166704059Partial fractionally spaced channel equalizer for digital television
5176697126Intra-frame video error concealment
5186697107Smoothing a digital color image using luminance values
5196697098Co-channel interference detection network for an HDTV receiver
5206680971Passband equalizer for a vestigial sideband signal receiver
5216680747Image processing apparatus and image processing method
5226678330Image processing apparatus, image processing method, data-processing apparatus, data processing method, and storage medium
5236678009Adjustable video display window
5246677994Image processing apparatus method of the same and camera apparatus
5256674486Signal processor and signal processing method

2003

5266671342Phase detectors in carrier recovery for offset QAM and VSB
5276671002VSB receiver
5286667760Receiver for digital television signals having carriers near upper frequency boundaries of TV broadcasting channels
5296665019Method and apparatus for spread spectrum clocking of digital video
5306661470Moving picture display method and apparatus
5316661469False contour correcting apparatus and method
5326657676Spatio-temporal filtering method for noise reduction during a pre-processing of picture sequences in video encoders
5336650372Dynamic change of flicker filter
5346647253High gain intermediate frequency input circuit with satisfactory trap characteristics
5356647152Method and system for contouring reduction
5366633683Apparatus and method for adaptively reducing noise in a noisy input image signal
5376633325Co-channel interference canceler in simulcast receiver and method thereof
5386628711Method and apparatus for compensating for jitter in a digital video image
5396628341Correcting interlaced video
5406627896Image sensing apparatus
5416606129Digital filtering of DTV I-F signal to avoid low-end boost of the baseband signal resulting from in-phase synchrodyne
5426600778Method and apparatus for VSB symbol sync recovery
5436600517System and method for improving the sharpness of a video image
5446597411Method and apparatus for avoiding moire in digitally resized images
5456590934Error concealment method
5466584233Method for determining the components of image noise patterns of an imaging device and use of this method in an imaging device
5476583826Intermediate frequency circuit in television tuner with large attenuation of audio if signal in adjacent channel
5486583823Methods, apparatuses, and mediums for repairing a pixel associated with motion-picture processes
5496581170Source coding to provide for robust error recovery during transmission losses
5506577353Optimization of television reception by selecting among or combining multiple antenna inputs
5516573949Television signal receiving tuner with frequency-modulation broadcast-band attenuation circuit
5526573948Equalizing intermediate-frequency signals before demodulating them in a digital television receiver
5536573947Device and method of compensating for degradation of received signal
5546564180Data processing apparatus and data processing method
5556563548Interlace noise filter
5566563511Anti-flickering for video display based on pixel luminance
5576559898Low cost VBS encoder and RF modulator for supplying VSB baseband signal to RF input of digital television receiver
5586549242Combining adjacent TV channels for transmission by a common antenna
5596549183System for correcting display device method for correcting the same and method of manufacturing the system
5606546149Digital noise reduction through selective pixel comparison
5616545719Apparatus and method for concealing interpolation artifacts in a video interlaced to progressive scan converter
5626542561Information receiving device and method
5636538704NTSC tuner to improve ATSC channel acquisition and reception
5646535254Method and device for noise reduction
5656519369Method and apparatus for filter tap expansion
5666519289Method and apparatus for compensation of luminance defects caused by chrominance signal processing
5676515713Method and apparatus which compensates for channel distortion
5686515712Signal distortion compensating apparatus and method in digital TV translator
5696512791Image processing apparatus having means for controlling exposure using an orthogonal transformation coefficient
5706510179Video signal encoding device
5716507626Bandpass phase tracker that automatically samples at prescribed carrier phases when digitizing VSB I-F signal

2002

5726498627Use of wideband DTV overlay signals for brevity signaling and public safety
5736496605Block deformation removing filter, image processing apparatus using the same, method of filtering image signal, and storage medium for storing software therefor
5746496230Digital TV signal receiver with direct conversion from UHF I-F to Low-Band I-F before digital demodulation
5756496229TV receiver using read-only memory shared during VSB and QAM reception for synchrodyning I-F signal to baseband
5766493409Phase detectors in carrier recovery for offset QAM and VSB
5776493039Method and apparatus for white noise reduction in video images
5786490008Method for removing a checkerboard-like noise artifact from a captured composite NTSC video frame
5796490007Adaptive channel equalizer
5806490004Video signal receiver with level limited output
5816490003Video signal receiver with level limited output
5826490001Apparatus and method increasing speed of receiving television broadcasts
5836489998Method and apparatus for deinterlacing digital video images
5846486885Memory device and method
5856483549Video signal receiver with level limited output
5866480239Ghost cancellation reference signal with bessel chirps and PN sequences, and TV receiver using such signal
5876480237Vestigial sideband mode detection apparatus in digital television receiver
5886480236Envelope detection of PN sequences accompanying VSB signal to control operation of QAM/VSB DTV receiver
5896480233NTSC co-channel interference detectors responsive to received Q-channel signals in digital TV signal receivers
5906473134Television receiver that detects electric field information from a received television signal and stabilizes a detected synchronizing signal according to the electric field information
5916462788Method and system for removing color bleeding artifacts by filtering the chrominance plane of decompressed images
5926462787Digital ghost cancellation using teletext data lines
5936459741Implementation of N-VSB training sequences in N-squared QAM receiver structures
5946459734Motion detection circuit and a noise suppression circuit including the same
5956456340Apparatus and method for performing image transforms in a digital display system
5966456324Image shifting image pickup apparatus using filter for removing spatial frequency component
5976456316Apparatus for judging if co-channel interference exists in digital TV receiver
5986449311Methods and apparatus for error concealment utilizing temporal domain motion vector estimation
5996449002Truncated metric for NTSC interference rejection in the ATSC-HDTV trellis decoder
6006442203System and method for motion compensation and frame rate conversion
6016441847Method for determining the quality of a video and/or television image signal
6026441843Suppression of effects of co-channel NTSC interference artifacts upon digital TV receiver adaptive equalizer
6036438164Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
6046437837Digital broadcast signal processing apparatus and method in which channel interference by analog broadcast is prevented
6056437832Mitigation of multipath using ultra wideband DTV overlay signal
6066434275Block distortion reduction method and device and encoding method and device
6076430243Symbol sign directed phase detector
6086430234Method and apparatus for performing phase detection and timing recovery for a vestigial sideband receiver
6096426780DTV receiver with low-band final I-F signal filtered for suppressing co-channel interfering NTSC audio carrier
6106421097Method and apparatus for reducing flicker in a video image sequence
6116421077Method and apparatus for detecting co-channel interference and selectively filtering the interference when detected
6126417890Modulation of pilot tone amplitude in DTV broadcast for faster channel acquisition
6136417805Three-dimensional channel sounder for DTV receivers
6146414719Motion adaptive median filter for interlace to progressive scan conversion
6156411659Timing recovery using the pilot signal in high definition TV
6166411334Aspect ratio correction using digital filtering
6176404460Edge enhancement with background noise reduction in video image processing
6186400762Video signal processing circuit and video signal processing method
6196400415System and method for predistorting signals to be amplified
6206400393DTV receiver with filter in I-F circuitry to suppress FM sound carrier of NTSC Co-channel interfering signal
6216392718Device and method for preventing flicker
6226389070Device for indicating the received signal quality in a digital television receiver
6236388704Length detection of slant scratches
6246388701Device and method for removing co-channel interference signal in modulation/demodulation receiver having reference signal
6256384858Suppression of co-channel NTSC interference artifacts when extracting training signal for a DTV receiver equalizer
6266377312Adaptive fractionally spaced equalizer for received radio transmissions with digital content, such as DTV signals
6276369859Patching degraded video data
6286359658Subjective noise measurement on active video signal
6296359653Method and apparatus for VGA to TV data transformation using background-based adaptive flicker reduction
6306351494Classified adaptive error recovery method and apparatus
6316351293Decision directed phase detector
6326348903Dynamic determination of moire interference on a CRT display with correction selectively applicable to sections of lines
6336347161Non-linear image filter for filtering noise
6346347118Image processing apparatus having means for controlling exposure using an orthogonal transformation coefficient
6356344871NTSC interference rejection filter
6366343097Noise reducer, noise reducing thereof, picture signal processing apparatus, and motion detecting method
6376340994System and method for using temporal gamma and reverse super-resolution to process images for use in digital display systems
6386335990System and method for spatial temporal-filtering for improving compressed digital video
6396335766System and method for transmitting advanced television signals

2001

6406332042Apparatus and method for encoding and decoding data in a lossy transmission environment
6416317169Mechanically oscillated projection display
6426317163Video signal receiver with level limited output
6436313885DTV receiver with baseband equalization filters for QAM signal and for VSB signal which employ common elements
6446313882TV reception apparatus using same ghost-cancellation circuitry for receiving different types of TV signals
6456311297Apparatus and method for mapping an image to blocks to provide for robust error recovery in a lossy transmission environment
6466310982Method and apparatus for reducing motion artifacts and noise in video image processing
6476310660Video signal dropout detector
6486307595NTSC/DTV reception apparatus automatically conditioned for NTSC signal reception responsive to 4.5 MHz intercarrier
6496305806Projection-type display device
6506304299System and method for mitigating multipath effects in television systems
6516301298Adaptive equalizer with complex signal regeneration and method of operation
6526300984Ghost-cancellation reference signals using spaced PN sequences
6536298085Source encoding using shuffling of data to provide robust error recovery in a burst error-environment
6546292944Return path ingress in a two-way CATV system
6556286021Apparatus and method for a reduced complexity tap leakage unit in a fast adaptive filter circuit
6566285715Methods and apparatus for error concealment while decoding a coded video bit stream
6576285401Apparatus for suppressing overshoots in kinescope beam current measurement pulses
6586285396Glitch detector
6596282684Apparatus and method for recovery of data in a lossy transmission environment
6606281942Spatial and temporal filtering mechanism for digital motion video signals
6616281935System and method for controlling a transmitter frequency
6626281889Moire cancellation circuit
6636269133Co-channel interference canceler and driving method therefor
6646269125System and method for trellis encoding a digital signal
6656268888Mechanism for adaptive selection of anti-ghosting filtering
6666266380Network for eliminating DC offset in a received HDTV signal
6676263468Apparatus and method for partial buffering transmitted data to provide robust error recovery in a lossy transmission environment
6686263108Apparatus and method for recovery of lost/damaged data in a bitstream of data based on compatibility of adjacent blocks of data
6696259489Video noise reducer
6706249559Digital frequency phase locked loop (FPLL) for vestigial sideband (VSB) modulation transmission system
6716249321Device and method for correcting color distortion on TV receiver
6726246444Digital and analog TV common-use receiver having single ghost canceler and ghost cancellation method
6736246431Digital television system for reducing co-channel interference in 8 MHZ channels
6746239843Method and system for decoding data in a signal
6756236763Method and apparatus for removing noise artifacts in decompressed video signals
6766229560Method of and apparatus for determining co-channel interference in digital television system
6776229521Method for antialiasing fonts for television display
6786226323Technique for minimizing decision feedback equalizer wordlength in the presence of a DC component
6796226051Digital video signal filtering to produce a double-sided impulse response
6806226050Signal adaptive filtering method for reducing ringing noise and signal adaptive filter
6816226049NTSC rejection filter
6826225762Method and apparatus for providing moire effect correction on a multi-scan display monitor
6836222891Timing recovery using the pilot signal in high definition TV
6846222592TV receiver equalizer storing channel characterizations for each TV channel between times of reception therefrom
6856219379VSB receiver with complex equalization for improved multipath performance
6866219088NTSC interference rejection filter
6876215913Non-monotonic contour diffusion and algorithm
6886212663Apparatus and method for recovery of quantization codes in a lossy transmission environment
6896208833Echo cancellation for a broadband distribution system
6906204890Noise reducer using memory
6916201582Circuit for moire suppression
6926201576Apparatus and method for detecting an NTSC signal in an HDTV transmission signal
6936201564Method of operating the channel equalizer in a receiver for DTV signals subject to co-channel NTSC interference
6946201563Trellis code modulation decoder structure for advanced digital television receiver
6956195132Noise reduction signal processing circuit and display apparatus
6966195128Video processing for storage or transmission
6976192161Method and apparatus for adaptive filter tap selection according to a class
6986188444Apparatus and methods for synthesizing foreground and background images
6996185255System and Method for exciting advanced television signals
7006184938Ghost cancellation reference signal with bessel chirps & PN sequences, & TV receiver using such signal
7016178205Video postfiltering with motion-compensated temporal filtering and/or spatial-adaptive filtering
7026177951Digital receiver which utilizes a rejection filter for cancellation of known co-channel interference and an equalizer for equalizing multipath channels without attempting to equalize the co-channel interference
7036175597Methods and apparatus for error concealment

2000

7046166782Method and apparatus for reducing visibility of damping wires in aperture grill display tubes
7056166774Combining NTSC visual and aural signals with DTV signals
7066163868Apparatus and method for providing robust error recovery for errors that occur in a lossy transmission environment
7076163347Method and apparatus for improving the quality of a video image
7086163308Method and apparatus for minimizing visual artifacts caused by the pixel display of a video image
7096160591Apparatus and method of providing switching frequency synchronization
7106154505Broadcast receiving apparatus
7116151416Method and apparatus for adaptive class tap selection according to multiple classification
7126151018Video picture improving apparatus and method
7136137541Image processing method and image processing apparatus
7146133963System for echo cancellation comprising an improved ghost cancellation reference signal
7156133942Co-channel interference canceler and driving method therefor
7166124900Recursive noise reduction for progressive scan displays
7176122314Method and arrangement for encoding a video signal
7186122016Video signal processing
7196122015Method and apparatus for filtering digital television signals
7206118495Training signal in plural PN sequences near beginnings of data segments of DTV signal or scan lines of NTSC signal
7216115502Noise filtering
7226115077Apparatus and method for encoding and decoding digital video data operable to remove noise from subtitle date included therewith
7236109753Projection-type display device
7246108455Non-linear image filter for filtering noise
7256100937Method and system for combining multiple images into a single higher-quality image
7266097848Noise reduction apparatus for electronic edge enhancement
7276094233Video signal noise reduction apparatus with variable S/N improving amount
7286094018Method and apparatus for providing moire effect correction based on displayed image resolution
7296088057Image pickup apparatus with reduced signal noise
7306081917Error correction apparatus and solid state image capturing apparatus using the same
7316081301DTV circuitry for measuring multipath distortion based on ghosting of data segment synchronizing signals
7326078616Methods and apparatus for error concealment utilizing temporal domain motion vector estimation
7336075572Multi-dimensional video filters
7346067125Structure and method for film grain noise reduction
7356067122Host-based anti-ghosting of teletext data based on non-oversampled data
7366064437Method and apparatus for scaling and filtering of video information for use in a digital system
7376061100Noise reduction for video signals
7386057877NTSC interference detectors using pairs of comb filters with zero-frequency responses, as for DTV receivers
7396055021System and method for obtaining synchronization to a digital frame
7406052491Non-monotonic contour diffusion and algorithm
7416052158Using equalized data for filter selection in HDTV receiver
7426040860Imaging apparatus for supplying images with rich gradation across the entire luminance range for all subject types
7436032019Echo device method for locating upstream ingress noise gaps at cable television head ends
7446023306NTSC interference detectors using comb filters that suppress digital TV pilot carrier for NTSC extraction
7456020939Method and apparatus for reducing electromagnetic interference radiated by cathode ray tube displays

1999

7466005640Multiple modulation format television signal receiver system
7476005638Frame averaging for use in processing video data
7485995168Digital video receiver
7495995157Sync signal separator apparatus
7505995135Digital television receiver with adaptive filter circuitry for suppressing NTSC Co-channel interference
7515991341TCM decoder of high definition television receiver and decoding method
7525990965System and method for simultaneous flicker filtering and overscan compensation
7535987187Detecting slant scratches in images of a video signal
7545986720Mobile television receiver
7555982454Method for cancelling ghost effects in image signal processor
7565982453Reduction of visibility of spurious signals in video
7575978039Image control method and image control apparatus capable of compensating for disturbed TV image
7585978033Motion picture encoder
7595974193Relating to noise reduction
7605973752Ghost removal apparatus
7615973725Co-channel interference canceler and method therefor
7625970180Adaptive filter device and related method
7635969777Noise reduction apparatus
7645969762Video signal driver including a cascode transistor
7655969751Method and apparatus for canceling co-channel interference
7665959693Pixel adaptive noise reduction filter for digital video
7675959692Television-signal processing apparatus and television-signal processing
7685959683System to remove artifacts in a digital image derived from a television signal
7695956096Stress mitigating method for video display terminal
7705956095Noise suppression apparatus
7715955618Circuit for generating field identification signal and method therefor
7725953078Video signal processing circuit having an interface for connecting a color correction circuit between a noise reduction circuit and a contour circuit
7735949916Modified automatic regressive filter and filtering method therefor
7745943604Echo device method for locating upstream ingress noise gaps at cable television head ends
7755940536Ringing detector and filter
7765940146Video apparatus with image memory function
7775936684Image processing method and image processing apparatus
7785926577Video signal processing apparatus with noise reduction and edge enhancement
7795926224Imaging, system, video processing apparatus, encoding apparatus, encoding method, and method of removing random noise
7805923378Using intercarrier signals for detecting NTSC interference in digital TV receivers
7815920654Image processing system that includes discrimination of an interpolation direction
7825920344CCD camera defective pixel compensation using stored gain values
7835915047Image pickup apparatus
7845909253Reducing video crosstalk in a data carrier located within a vestigial sideband of a standard television signal
7855907371Connector switch apparatus which can provide either a satellite or cable television signal or a ghost-free off-air television signal
7865907370Apparatus and method for reducing qauntization error in digital image signals
7875905533Image processing apparatus
7885903680Image data recursive noise filter with reduced temporal filtering of higher spatial frequencies
7895894334Carrier recovery system for a vestigial sideband signal
7905894330Adaptive anti-flicker method for VGA to TV data conversion
7915892551Circuit and method for reducing flicker
7925892465Decoding apparatus and decoding method
7935890124Windowing method for decoding of MPEG audio data
7945886751Method of eliminating interference signals from video signals
7955886749Demodulation using a time domain guard interval with an overlapped transform
7965886748Equalizing method and equalizer using reference signal
7975883669Display device using electron beam and method of erasing display screen
7985880791Method and apparatus for filtering data in which the required storage capacity is reduced
7995878086Method and apparatus for producing a deterministic sequence from an IIR filter
8005875001HDTV receiver
8015870497Decoder for compressed video signals
8025864817Method for decoding MPEG audio data

1998

8035852477Digital TV receivers with poly-phase analog-to-digital conversion of baseband symbol coding
8045852476Using special NTSC receiver to detect when co-channel interfering NTSC signal accompanies a digital tv signal
8055850257Noise reduction device employing a sample and hold circuit, and an image pickup device using the noise reduction device
8065847772Adaptive filter for video processing applications
8075847764Reduction of image information distoration by adaptively band-limiting the image information as a function of at least a quantizing value
8085844627Structure and method for reducing spatial noise
8095844619Flicker elimination system
8105841484Blind equalizer method and apparatus for HDTY transmission using an NTSC rejection filter for mitigating co-channel interference
8115838379Image processing apparatus having means for controlling exposure using an orthogonal transformation coefficient
8125835532Blind equalizer for a vestigial sideband signal
8135835131Digital television receiver with adaptive filter circuitry for suppressing NTSC co-channel interference
8145831683Clock signal generating apparatus and clock signal generating method
8155828422Ghost canceler
8165828404VSB mode detection system with comb filter
8175825429Apparatus and method for generating interpolated image data
8185825428Apparatus and method for reducing noise when changing the aspect ratios of displayed digital video signals
8195821988NTSC co-channel interference reduction system
8205819157Reduced power tuner chip with integrated voltage regulator for a satellite receiver system
8215819035Post-filter for removing ringing artifacts of DCT coding
8225818973Apparatus for digital correction in an image system
8235818972Method and apparatus for enhancing images using helper signals
8245818517Broadband interference reduction
8255815303Fault tolerant projective display having redundant light modulators
8265812217Automatically adjusting anti-ghosting filter coefficients when the coefficients exceed particular values
8275809178Elimination of visible quantizing artifacts in a digital image utilizing a critical noise/quantizing factor
8285805488Method and structure for degrouping MPEG audio codes
8295805242Carrier independent timing recovery system for a vestigial sideband modulated signal
8305802218Method, post-processing filter, and video compression system for suppressing mosquito and blocking atrifacts
8315801790Using video signals from auxiliary analog TV receivers for detecting NTSC interference in digital TV receivers
8325801759Digital TV receiver circuitry for detecting and suppressing NTSC co-channel interference
8335798948Method and apparatus for video filtering
8345798803NTSC interference detectors using comb filters that suppress HDTV pilot carrier for NTSC extraction
8355796445Stress mitigating method for video display terminal
8365793886Method of adjusting image pixel values within an image sequence by interpolation of target cumulative histograms for images to be adjusted
8375793417Apparatus and method of controlling driving selection of NTSC rejection filter
8385793344System for correcting display device and method for correcting the same
8395787210Post-processing method for use in an image signal decoding system
8405786870NTSC video signal receivers with reduced sensitivity to interference from co-channel digital television signals
8415784502Interpolation apparatus
8425777910Sparse equalization filter adaptive in two dimensions
8435777756Video processing apparatus with multiple image signal integration and reduction for decreasing noise
8445777692Receiver based methods and devices for combating co-channel NTSC interference in digital transmission
8455774842Noise reduction method and apparatus utilizing filtering of a dithered signal
8465768292Error handling process for MPEG decoder
8475764307Method and apparatus for spatially adaptive filtering for video encoding
8485761210Signal processing apparatus and method
8495761088Method and apparatus for channel identification using incomplete or noisy information
8505757436Image processor system
8515751340Method and apparatus for reducing the inherently dark grid pattern from the video display of images from fiber optic bundles
8525748226Digital television receiver with adaptive filter circuitry for suppressing NTSC co-channel interference
8535745188Apparatus for suppressing interference in television video signal
8545745187Method and apparatus for combating co-channel NTSC interference for digital TV transmission using a bank of rejection filters
8555745172Noise elimination circuit in negative image pickup apparatus
8565742356Mobile body TV receiver having optimal display frame pattern selection capability
8575742355Method and apparatus for reducing noise in a video signal
8585731848Digital VSB detector with bandpass phase tracker using Ng filters, as for use in an HDTV receiver
8595731841High performance data tuner for video systems
8605727088Error concealment method in a B-picture
8615719793Recursive noise reduction device having improved adaptability with respect to input image data
8625719641VOD reception with demodulation and quantization held during carrier switching to produce a video signal before the carrier switching
8635717715Signal processing apparatus and method
8645715335Noise reduction
8655715000Noise reduction circuit for reducing noise contained in video signal
8665712873Multi-mode equalizer in a digital video signal processing system
8675712657Method and apparatus for adaptive dithering
8685706057Phase detector in a carrier recovery network for a vestigial sideband signal

1997

8695701163Video processing method and apparatus
8705694177Video signal filtering with temporally spaced samples in time past
8715692020Signal processing apparatus and method
8725692010Adaptive equalizer with impulse noise protection
8735689311After image reducer
8745686958Electronic endoscope apparatus with noise suppression circuit
8755684827System for controlling the operating mode of an adaptive equalizer
8765684720Method and apparatus for adaptively producing noise-reduced digital image sequences
8775680420Device for producing a noise detector signal
8785680179Methods and apparatus for filtering images using fuzzy logic
8795675394Equalization apparatus with effective coefficient updating operation
8805668831Signal processing apparatus and method
8815667474Visible and infrared imaging apparatus with movement detecting circuits for affecting freeze and noise reducing operations
8825661528Apparatus and method for controlling operation of a high defination television adaptive equalizer
8835659494Method and apparatus for determination of an approximate standard deviation in an image processor
8845659372Digital TV detector responding to final-IF signal with vestigial sideband below full sideband in frequency
8855659370Fuzzy logic based filter architecture for video applications and corresponding filtering method
8865654766Television tuning systems and methods employing use of ghost cancellation and antenna directionality control to produce a ghost-free television signal
8875654765Channel equalizer for digital television receiver having an initial coefficient storage unit
8885654759Methods and apparatus for reducing blockiness in decoded video
8895649029MPEG audio/video decoder
8905648987Rapid-update adaptive channel-equalization filtering for digital radio receivers, such as HDTV receivers
8915648822Method and apparatus for combating co-channel NTSC interference using a variable-comb filter for digital TV transmission
8925646698Pre-frame-comb as well as "pre-line-comb" partial-response filtering of BPSK buried in a TV signal
8935641596Adjusting film grain properties in digital images
8945638134Digital filter for picture data and digital filter system
8955636295Apparatus for reducing quantization noise in image signals
8965635990Apparatus for cancelling noise and improving details of images
8975635864Comparator circuit
8985633687Method and system for providing an interlaced image on an display
8995629742Compatible non linear pre-emphasis for composite video signals
9005623320Ghost prevention apparatus for television
9015623319Ghost cancellation reference signal detection and synchronization circuit
9025623318Ghost cancelling method and apparatus using canonical signed digit codes
9035621482Interface system for a television receiver
9045619278Method and apparatus for processing a ghost cancellation reference signal
9055617461Method for the operation of a digital imaging system of an X-ray diagnostic apparatus
9065610729Noise reduction apparatus for reducing noise in decoding of moving picture sequence
9075608888Method and apparatus for mapping data of a 2-dimensional space from a linearly addressed memory system
9085606734Structure generated composite reference signal for interference suppression in an adaptive loop
9095606631Method for detecting and removing errors exceeding a specific contrast in digital video signals
9105602602Method and apparatus for combating co-channel NTSC interference for digital TV transmission having a simplified rejection filter
9115602601Phase error corrector for HDTV reception system
9125602583NTSC rejection filter with switched tomlinson precoder for reducing NTSC co-channel interference in ATV receivers
9135600731Method for temporally adaptive filtering of frames of a noisy image sequence using motion estimation
9145600380Ghost-cancelation reference signal acquisition circuitry, as for TV receiver or video recorder
9155598226Reparing corrupted data in a frame of an image sequence
9165598225Method and apparatus for improving transmitted video signal structure
9175594496Detection of co-channel interference in digital television signals
9185592234Interface system for a television receiver

1996

9195585859System for reducing beat type impairments in a TV signal
9205581305Automatic picture quality compensating method and apparatus
9215574512Motion adaptive video noise reduction system
9225574496Techniques for minimizing co-channel interference in a received ATV signal
9235572262Receiver based methods and devices for combating co-channel NTSC interference in digital transmission
9245572249Method and apparatus for optimal NTSC rejection filtering and transmitter and receiver comprising same
9255570461Image processing using information of one frame in binarizing a succeeding frame
9265568524Filter device comprising a recursive filter unit, method of filtering, and transmission system comprising such a filter device
9275568202System for echo cancellation comprising an improved ghost cancellation reference signal
9285568196Motion adaptive noise reduction filter and motion compensated interframe coding system using the same
9295563664Pre-frame-comb as well as pre-line-comb partial-response filtering of BPSK buried in a TV signal
9305561468Multiplexed modulation system for robust audio digital television
9315557340Noise reduction in video signals
9325555029Method and apparatus for post-processing decoded image data
9335555028Post-processing method and apparatus for use in an image signal decoding system
9345555021Compact television camera with switching noise prevention
9355550936Image processing system
9365550596Digital television signal processing system including a co-channel rejection filter
9375546132NTSC interference detector
9385543858Method of and apparatus for reducing noise in a motion detector signal
9395543854Video signal processing apparatus, video signal processing method, and video signal recording/reproduction apparatus
9405541668Filter for reducing a noise component of a chrominance signal and chrominance signal noise component reducing method
9415539773Method and apparatus for ghost cancelling and/or equalizing
9425532834Video cassette recorder capable of automatically removing interferences between a recording signal and a broadcast signal
9435532755Apparatus for suppressing ghosts in signals modulating a carrier in quadrature phasing with a video carrier
9445532748Hybrid analog/digital television transmission system
9455530485Channel equalizer for a high definition television
9465528311Complex filter apparatus for use in an equalizer
9475525984Optimization of weighted signal-to-noise ratio for a digital video encoder
9485523801Upper and lower adjacent picture signal traps
9495521636Horizontal line interpolation circuit and image pickup apparatus including it
9505519790Method for reducing noise in digital video information
9515519456Motion detecting circuit and noise reducing circuit utilizing polarity determination for pixel block of a video display
9525519454Luma/chroma separation filter with common delay element for comb filter separation and recursive noise reduction of composite video input signal
9535519453Method of eliminating interfernce signals from video signals
9545517239Horizontal line interpolation circuit and image pickup apparatus including it
9555512959Method for reducing echoes in television equalizer video signals and apparatus therefor
9565512958System for controlling the effects of noise in television receivers
9575512957Method and apparatus for combating co-channel NTSC interference for digital TV transmission
9585508751Recursive noise reduction device for reducing noise of stationary regions in moving images
9595502510Method for temporal filtering of video signals using a motion adaptive spatial filter
9605502507Equalization apparatus with fast coefficient updating operation
9615502506Apparatus for equalizing television signals with fast convergence
9625500685Wiener filter for filtering noise from a video signal
9635499057Apparatus for producing a noise-reducded image signal from an input image signal
9645497205Apparatus for processing BPSK signal transmitted with NTSC TV on quadrature-phase video
9655495514X-ray diagnostics installation having a motion detector controlling a filter unit dependent on exposure parameters
9665495299Noise reducer
9675493343Compensation for truncation error in a digital video signal decoder
9685491518Equalization apparatus with fast coefficient updating operation
9695490094Method and apparatus for noise reduction
9705488420Cosmetics filter for smoothing regenerated pictures, e.g. after signal compressing for transmission in a narrowband network
9715486874Method and apparatus for improving transmitted video signal structure
9725485223Noise reducing apparatus
9735485222Method of determining the noise component in a video signal
9745483292Symbol clock regeneration in digital signal receivers for recovering digital data buried in NTSC TV signals
9755481316System, apparatus and method for canceling televison ghost signals

1995

9765475444Channel equalizer for a HDTV using a composite filter
9775467380X-ray examination apparatus and means for noise reduction for use in an x-ray examination apparatus
9785461426Apparatus for processing modified NTSC television signals, with digital signals buried therewithin
9795459525Video signal converting device and noise eliminator used therein
9805459516Video motion compensation apparatus
9815453797Method and apparatus for decoding broadcast digital HDTV in the presence of quasi-cyclostationary interference
9825452015Method and apparatus for combating co-channel NTSC interference for digital TV transmission
9835451954Quantization noise suppression for encoder/decoder system
9845448309Noise canceler for video signal
9855448304Process for reducing the noise of a video signal
9865448300Image signal processing apparatus for processing multiplex image signal formats
9875448299Apparatus for processing BPSK signals transmitted with NTSC TV on quadrature-phase video carrier
9885446501Three-dimensional median and recursive filtering apparatus and method for video image enhancement
9895442407Video signal noise reduction system using time-varying filter coefficients
9905440347Method and apparatus for randomizing training sequences to minimize interference in digital transmissions
9915438424Video signal processing apparatus with image quality adjustment
9925438374System and method for filtering video signals
9935432562Television signal reception
9945432557Extended television signal receiver
9955430498Selective intermodulation correction system
9965430487Method and apparatus for improving temporal video signal processing using motion vectors transmitted with the video signal
9975425114Noise reduction apparatus
9985424783Clustering filter method for noise filtering, scale-space filtering and image processing
9995420633Apparatus for suppressing pseudo-contours in video signals
10005414470Sync signal generator for generating a second sync signal synchronized with a first sync signal
10015410364Method and apparatus for removing AGC pulses and other undesirable signals from a video signal
10025408262Cochannel interference filter for HDTV transmission system
10035404179Noise reduction apparatus for video image
10045404178Noise eliminating circuit
10055402179Noise detector and noise reduction device using synthetic judgment
10065400084Method and apparatus for NTSC signal interference cancellation using recursive digital notch filters
10075400083Noise reduction apparatus for video signal
10085400082Device for reducing noise in a composite video signal
10095396299System and circuit architecture for echo cancellation and a television receiver comprising same
10105394192Method of measuring the noise in an active video image and device for implementing the method
10115389977Ghost canceler having a function of adaptively adjusting a signal level
10125388081Two-dimensional noise shaping filter circuit
10135386243Ghost signal cancellation system for television signals
10145379356Decompression processor for video applications
10155379074Multilevel nonlinear filter for edge detection and noise suppression

1994

10165371762Technique utilizing signal storing devices for cancelling signal dispersion
10175369447Video image filtering
10185367340Apparatus and method for noise reduction of video signal dependent upon video gain
10195363145Detecting method of start signal of ghost cancelling reference signal and circuit thereof
10205363144Television ghost canceling device
10215361105Noise reduction system using multi-frame motion estimation, outlier rejection and trajectory correction
10225361102System to cancel ghosts in NTSC television transmission
10235353069Transmitted television signal waveform equalizing system
10245351031Non-linear slew rate limiter
10255345274Ghost canceling circuit promptly responsive to channel change
10265345273Ghost canceller with variable delay selector
10275343253Ghost removal apparatus for television receiver using changed and adaptive ghost detection coefficients
10285341177System to cancel ghosts generated by multipath transmission of television signals
10295337264Time reversal gaussian approximation filter
10305335020IIR ghost cancelling system with reduction of filter instability
10315335009Television broadcasting and receiving systems utilizing hybrid ghost reference signals in single field for fast ghost cancellation
10325333015Image signal processing apparatus having noise eliminating and special effect mode
10335331416Methods for operating ghost-cancelation circuitry for TV receiver or video recorder
10345331415Noise reduction apparatus for reducing noise in an input video signal
10355327464Dispersal signal removing apparatus
10365327242Video noise reduction apparatus and method using three dimensional discrete cosine transforms and noise measurement
10375327239Video data splitting circuit
10385325204Narrowband interference cancellation through the use of digital recursive notch filters
10395325203Adaptively controlled noise reduction device for producing a continuous output
10405325188Apparatus for NTSC signal interference cancellation through the use of digital recursive notch filters
10415325130Ghost canceller
10425323239Signal correction for composite triple beat impairments
10435323238Image signal processing apparatus having improved storage control in accordance with an image signal level
10445321512Ghost signal cancellation system using feedforward and feedback filters for television signals
10455313301Noise reduction and signal compensating circuit for video images
10465311315Ghost detector with time reversal processing
10475311314Method of and arrangement for suppressing noise in a digital signal
10485311313Apparatus for removing ghost from television signals including a transversal filter using coefficient data with unnecessary high frequency components removed therefrom
10495311312Ghost cancelling method and apparatus which perform a correlative operation to speed processing
10505311299Recursive comb filter
10515309237Apparatus and method of compensating image-sequences for motion
10525309226Means for cancelling ghost signals in response to the reception of a non-standard television video signal
10535299004Ghost signal removal apparatus for broadcasting reception system
10545299002Picture quality correcting circuit for video apparatus
10555296930Noise reduction processing device for video signals by arbitration of pixel intensities
10565294989Saturable smoothing grid for image processing
10575293234Ghost cancelling apparatus having transversal filter for generating ghost cancelling signal and method thereof
10585291289Method and apparatus for transmission and reception of a digital television signal using multicarrier modulation
10595289283Inter-frame video filter having selective linear and non-linear transfer characteristics as function of inter-frame differences
10605287184Television receiver for microwave reception with provisions for reducing interference
10615285280Division method and system for ghost cancellation
10625285279Ghost canceller using fuzzy control
10635285264Image reproduction apparatus with plural program processing
10645283650System for ghost cancellation comprising an improved GCR signal sequence
10655282023Apparatus for NTSC signal interference cancellation through the use of digital recursive notch filters
10665282019Method and apparatus for the transmission and reception of a multicarrier digital television signal
10675280355Television deghosting apparatus using pseudorandom sequence detector
10685278872System and circuit architecture for echo cancellation and a television receiver comprising same
10695278638Noise reducing circuit for images
10705276516Ghost canceling apparatus utilizing forward and reverse fourier transform processing
10715276512Video signal motion detecting method and noise reducer utilizing the motion
10725276507Multiplex TV signal processing apparatus

1993

10735272533Image control apparatus for a television receiver
10745268761Automatic gain control system for a high definition television signal receiver including an adaptive equalizer
10755268758Horizontal line interpolation circuit and image pickup apparatus including it
10765267041Ghost cancelling circuit
10775262863Video signal processor having an adjustable noise cancelling circuit
10785260793Receiver post coder selection circuit
10795260791Method and apparatus for the spatio-temporal coring of images
10805260775Time domain television noise reduction system
10815253063Apparatus which employs the variable weighing coefficients for a transversal filter and a singular line memory to compensate for ghost in image signals
10825252932Waveform equalizing filter unit
10835251033D.C. responsive equalization for television transmission channel irregularities
10845247362Adaptive noise reduction apparatus using motion detection signal
10855247354Noise reducing apparatus for reducing noise in moving video image signals
10865243428Method and apparatus for concealing errors in a digital television
10875241388Video signal filter method and circuit
10885241387Noise-reducing filter apparatus for decoded digital video signal
10895239379Television signal receiving apparatus
10905239375Real-time endoscopic image processing system
10915237416Apparatus for removing waveform distortion from a video signal
10925237415Ghost canceler with adaptive transversal filter
10935233425Adaptive AFT system with variable step resolution
10945229860Afterimage elimination circuit for liquid crystal
10955227732Noise reduction circuit
10965224123Transversal equalizer
10975223947Noise reduction system for a video recorder
10985220424Circuit for image signal transmission and reception by adaptive modulation and a method therefor
10995216507Waveform distortion removing apparatus
11005214510Adaptive digital aperture compensation and noise cancel circuit
11015210608Method for the correction of television signals at transmission, and implementation device
11025210607Ghost reduction device for removing ghost components of a television signal
11035208673Noise reduction in frame transmitted video signals
11045208596DAC distortion compensation
11055206727Television signal according to the signal-to-noise ratio of the television signal
11065206548Noise reduction circuit
11075202764Method for removing coding/decoding distortion from moving-picture image data and image processing apparatus capable of smoothing image distortion
11085200824Luminance signal noise suppressor
11095196936Ghost cancelling receiver using ghost cancel reference signal
11105194832Transversal equalizer
11115191419Video noise reducer with detection of both total and temporal picture changes
11125187577Circuit for eliminating ghost noise in image processing system
11135185664Method and apparatus for combining field and frame recursive noise reduction for video signals
11145184221Apparatus for removing ghost component disturbing picture signal
11155179444System for echo cancellation comprising an improved ghost cancellation reference signal
11165177611Method and apparatus for canceling quadrature distortion as for video signals having in-phase and quadrature phase components
11175177601Apparatus for selectively dampening noises contained in Y signal for a video signal processing system

1992

11185173776Apparatus and method for improving the signal-to-noise ratio of video display signals
11195172232Method and apparatus for communication channel identification and signal restoration
11205170260Selective deghosting of plural GCR-containing video signals
11215162900Co-channel interference filter for television receiver
11225161018Noise reduction system for color television signal
11235161017Ghost cancellation circuit
11245159711Interference filter with high degree of selectivity for TVRO receiver system
11255159450Noise reduction circuit and compatable plural-unit display
11265153727Video signal processing apparatus with reduced noise sensitivity for low illumination and contour compensation control for high illumination
11275151785HDTV transmission system with reduced susceptibility to NTSC cochannel interference
11285148278Filter circuit of the median type for video signals
11295146330Apparatus and method for reducing noise in a video signal
11305144435Noise immunity in N signals
11315144414Ghost cancelling device with waveform checking circuit
11325140424Image signal processing apparatus with noise reduction
11335138453Ghost cancelling circuit having filter controlled by variable limiter
11345138451Television receiver
11355136386Video signal noise reduction circuit preceded by a picture quality control circuit
11365134464Method and apparatus for the transmission and reception of a multicarrier digital television signal
11375132797Co-channel interference filter for digital high definition television receiver
11385130799Ghost cancelling system and control method thereof
11395130798Dual band progressive television system with noise reduction
11405124794Adaptive peaking circuit
11415121211System for echo cancellation comprising an improved ghost cancellation reference signal
11425119197Cyclic noise-reducing apparatus
11435119196Ghost cancellation of analog TV signals
11445119195Video noise reduction system employing plural frequency bands
11455117291Technique for adjusting signal dispersion cancellation apparatus in communications systems
11465115315Digital video signal transmission system using reversible dispersive filters
11475115313Picture signal processing apparatus having a temporal filter and a picture-in-picture function
11485115301Apparatus for eliminating a motion artifact in a widescreen television signal
11495113258Compensation circuit for the correction of image defects of a television image
11505111298Method and apparatus for communication channel identification and signal restoration
11515107340Digital video signal noise-reduction apparatus with high pass and low pass filter
11525105274Circuits for reducing noise in a video signal
11535103312Time variable dispersive filter for minimizing ghost interference
11545099329Noise reduction method and device for image signal
11555099328Ghost canceller
11565089892Ghost canceller employing plural reference signals
11575087975VSB HDTV transmission system with reduced NTSC co-channel interference
11585087973Clamp signal processing apparatus
11595086340Co-channel interference reduction system for digital high definition television

1991

11605065242Deghosting apparatus using pseudorandom sequences
11615065241Ghost cancelling system that cancels ghosts from video signals with a transversal filter
11625060067System for negating the effects of DC offsets in an adaptive equalizer
11635055929Ghost canceler for television and video tape recorder
11645053870Ghost cancelling device using variable amplifier controlled by criterion function
11655050119Optimized sparse transversal filter
11665047859Method and apparatus for communication channel identification and signal restoration
11675045945Method of adaptive ghost cancellation
11685043815Video signal processing device
11695043814Adaptive ghost cancellation circuit
11705043802Frame still pictures with no double images
11715032916Method of detecting signal waveform disturbance in received television picture signal
11725031042Noise coring and peaking circuit
11735027210Noise reduction in high definition television signals
11745025317Ghost canceler using reference signals to generate updated criterion functions on which tap gains are determined
11755025316Video noise reduction system with measured noise input
11765025312Motion-adaptive video noise reduction system using recirculation and coring
11775021884Noise reducer circuit for video signal
11785018179Recursive filter and image display apparatus including the same
11795016104Receiver-compatible noise reduction systems
11805012341Noise reduction circuit for video control emphasis signal
11815010504Digital image noise suppression method using SVD block transform
11825005082Video signal compander adaptively responsive to predictions of the video signal processed
11835005081Method and apparatus for reducing noise in a video signal
11844991021Digital video signal compensation circuit
11854987481Video noise reduction system
11864984070Picture quality improving apparatus capable of reducing deterioration of interpolated signal
11874982190Digital arrangement having for its object to shunt ground separations at video circuits

1990

11884980767Technique for determining signal dispersion characteristics in communications systems
11894962542Method for reducing artifacts in error diffused images
11904962426Dynamic noise reduction circuit for image luminance signal
11914961113Noise reduction circuit
11924954894Recursive noise-reducer
11934953179Energy-dispersal signal rejection circuit and method
11944953026Video ghost signal cancelling circuit having variable delay lines
11954951137Image track display apparatus
11964949168Decoding equalizer
11974947252Ghost canceling apparatus
11984944032Multiplex signal processing apparatus
11994941186Method and apparatus for concealing errors which extend over several pixels in a digital video signal
12004941049Television system using reversing scan which minimizes ghost visibility
12014939576Adaptive ringing reducer for television signal processing
12024931743Noise reduction circuit
12034926361Digital noise reducer
12044926261Video noise reduction circuit
12054918515Compatible television transmission system with separate preemphasis path within single channel
12064916542Picture quality adjusting circuit with fir filter for digital processing
12074912557Control method for television ghost reduction system
12084908581Frequency demodulator having circuit cancelling undesired signal components
12094901150Automatic noise reduction for individual frequency components of a signal
12104899221Television signal processing apparatus including rise time normalization and noise reduction
12114897725Ghost canceling circuit
12124896213Ghost cancelling reference signal transmission/reception system

1989

12134890158Recursive noise reduction filter for video test apparatus
12144885639Apparatus for eliminating a noise signal
12154882627Noise reduction system
12164882618FM signal demodulator for video signal reproducing apparatus
12174882614Multiplex signal processing apparatus
12184868650Circuitry for expanding the effect of a video control signal in multiple dimensions
12194864403Adaptive television ghost cancellation system including filter circuitry with non-integer sample delay
12204860104Noise eliminating apparatus of a video signal utilizing a recursive filter having spatial low pass and high pass filters
12214857779Circuit arrangement for reducing noise
12224847909Apparatus for processing an X-ray image
12234841366Cyclic noise reducing apparatus
12244839727Video signal processing apparatus for separating luminance and chrominance signals by means of signal correlation
12254837624Recognition and compensation of errors in a digital video signal
12264833537Noise reduction circuit for video signal having suitable nonlinear processing character
12274827342Video signal processing apparatus for removing noise from reproduced signals
12284825440Signal error concealment circuit and method
12294825289Noise reduction apparatus for video signal
12304811104Noise eliminating apparatus for key signal
12314811097Video signal processor
12324809069Multifunction memory for digital television
12334807040Signal processing filter for an image projection device utilizing an oil film
12344807034Noise reduction circuit for video signal having field memory
12354796088Noise reducer using magnitude of noise and non-linear signal processing

1988

12364792855Noise reducing circuit for video signal
12374772939Selectively enabled image signal processing circuit using recursive filtering
12384764964Signal processing apparatus
12394751846Reducing noise in ultrasonic images
12404748498Luminance signal processing circuit with recursive filter for reducing noise while retaining a high vertical resolution
12414737850Apparatus for noise reducing composite video signal
12424730165Non-linear signal processing apparatus
12434729030Noise reduction in video display apparatus
12444727424Sampled data filtering system, including a crossbar switch matrix, as for a ghost cancellation system
12454723166Noise adjusted recursive filter

1987

12464709269Noise reduction circuit for video signal
12474707775Free running current supply for a monitor
12484703357Adaptive television deghosting system
12494701787Selectively enabled image signal processing circuit using recursive filtering
12504700229Image enhancement circuit
12514698680Digital correlation apparatus as for a television deghosting system
12524694342Spatial filter useful for removing noise from video images and for preserving detail therein
12534688096Demodulation phase error compensation circuitry as for an automatic deghosting system
12544686706Digital signal receiver
12554686570Analog-to-digital converter as for an adaptive television deghosting system
12564686569Circuitry for reducing demodulation phase error as for an automatic deghosting system
12574684989Signal background noise detector
12584684976Feedback comb-type filter
12594682251Video signal reproducing apparatus having a noise reduction circuit
12604682230Adaptive median filter system
12614677486Video signal processing circuitry
12624673982Multiple frequency adaptive noise filter for removing interference signals from a frequency band having a desired signal
12634668985Video signal processing apparatus
12644667241Ghost cancelling system
12654661853Interfield image motion detector for video signals
12664652922Noise reduction circuit for video signal
12674651212Signal offset circuitry for digital deghosting system
12684647972Method and circuit arrangement for correction of image distortion
12694646153Noise reduction circuit for a video signal
12704639784Video signal recursive filter adaptively controlled responsive to the history of image motion
12714636863Noise reduction circuit
12724636860Picture display device comprising a noise detector
12734635120Noise reduction circuit for video signal

1986

12744621288Reference time detecting circuit
12754618891Reference time detecting circuit
12764613905Video noise reduction circuit having improved transient characteristics
12774607284Movement-adaptive transversal-recursive noise suppression circuit for a television signal
12784607278Digital circuit for suppressing changes in a digital signal
12794597021Video recording and reproducing apparatus with noise reduction
12804594607Demodulator for sampled chrominance signals including a Nyquist filter for recovering wideband I color difference signals
12814586083Ghost reduction circuit arrangement for a television receiver
12824584600Digital filter for the chrominance channel of a color-television set
12834583120Ghost canceller
12844577228Transversal filter incorporating MOS-transistor amplifiers
12854575857Adaptive equalizer with variable tap coefficient leakage
12864575760Noise reduction circuit for a video signal
12874573075Digital signal coring apparatus with controllable coring threshold level
12884573070Noise reduction system for video signals
12894571613Noise reduction circuit for a video signal using a feedback type comb filter and an equalizer circuit
12904571511Noise reduction system
12914564862Ghost signal elimination circuit
12924563704Noise reduction circuit for a video signal

1985

12934562470Electrical noise reducer for T.V. signals
12944559560Ghost reduction circuit for a television receiver
12954549213System for reduction of noise in a television signal
12964542408Digital deghosting system
12974539594System for reducing noise in a television signal
12984536796Non-linear dynamic coring circuit for video signals
12994524389Synchronous video detector circuit using phase-locked loop
13004524382Filter circuits
13014523230System for coring an image-representing signal
13024520396FM video transmission system having coring and coring compensation for reducing effects of triangular noise
13034517601Power-responsive ghost cancelling system
13044509080Video signal peaking system
13054504864Nonlinear filtering of gray scale images
13064504863Device for correcting a videofrequency television signal by dynamic attenuation of the noise level
13074503463Image reproducing apparatus
13084502077Ghost canceling apparatus
13094500911Noise reduction apparatus
13104498104Method and apparatus for concealing errors in a digital television signal
13114496978Noise detecting circuit and television receiver employing the same
13124494140T.V. apparatus for movement control

1984

13134485403Noise reduction system for television signals
13144483010Automatic equalizer
13154481643Automatic equalizer
13164476491Ghost reduction circuit for television receiver
13174458269Sampling arrangement for a television ghost signal cancellation system
13184445092Periodic pulse forming circuit
13194442454Image processing method using a block overlap transformation procedure
13204441121Adjustable coring circuit
13214438454Adjustable coring circuit permitting coring extinction
13224437124Dynamic coring circuit
13234431976Adaptive filter

1983

13244417277Television receivers
13254413282Television ghost signal detection during the video information interval
13264412253Automatic noise removal device for a picture signal
13274410841Roping and moire reduction in patterned screen cathode ray tube displays
13284408229Noise sensitivity reduction apparatus for a TV receiver AGC system
13294408228Method and means for reducing noise in television display system
13304404600Ghost signal cancelling apparatus
13314402013Video signal analyzer
13324398210Impulse noise detection circuit for TV signals
13334395778Undesired signal canceller
13344393397Television ghost signal detector with color burst phase delay control
13354393396Video signal processing circuit for noise reduction
13364392123Signal-to-noise improving system
13374390894Noise suppression circuit for a video signal
13384389623Automatic equalizer ulitizing a preiodically contained reference signal
13394384306Variable peaking control circuit
13404376952Noise responsive automatic peaking control apparatus
13414374400Television ghost cancellation system with ghost carrier phase compensation
13424371266Television ghost detector system
13434367489Television ghost detection and cancellation system controlled over several lines of a vertical retrace interval

1982

13444364093Television ghost cancellation system with phase-controlled remodulation
13454364092Television signal ghost detector
13464361853System for reducing the visibility of the noise in television pictures
13474359778Channel equalizer and method for cancelling ghosts
13484359760Television ghost cancellation system
13494357631Ghost cancelling system
13504353093Impulse noise reduction system for TV receivers
13514352126System for reducing visible noise in television images
13524348695Noise processor defeat switch
13534344089Ghost cancelling system
13544339803Video frame store and real time processing system
13554334244Adaptive image enhancement system
13564316100Charge transfer device with output detected within dynamic range
13574314277Input-weighted transversal filter TV ghost eliminator

1981

13584305091Electronic noise reducing apparatus and method
13594303943Adaptive enhancement of signal-to-noise ratio in television imagery
13604303895Automatic equalizer
13614302768System for reducing or suppressing noise components in television signal
13624296436Noise reducing system
13634295161Keyed noise filter in a television receiver
13644291333Noise filter
13654288815Video picture processing including movement detection
13664285006Ghost cancellation circuit system
13674276566Circuit for inhibiting radio frequency interference in a television receiver
13684275595Process and installation for producing and recording ultrasonic sectional images
13694275420Television receiver with a ghost detector
13704261014Spot arrest system
13714254436Noise cancellation circuit
13724250472Undesired signal canceller
13734249210Video noise reduction system
13744249209Video noise reduction system
13754249202Circuit for frequency selective coring of a video signal

1980

13764242705Noise reduction system for video signals
13774242704Noise reduction system for color television signal
13784240109Video movement detection
13794240106Video noise reduction
13804233630Circuit for modifying the IF response of a television receiver
13814215372Television signal interference elimination circuit including a trap circuit
13824204219Noise cancellation circuit
13834194219Noise reduction in electrical signals
13844189755Television receiver threshold extension system by means of signal-to-noise control of bandwidth

1979

13854167749Noise reduction apparatus
13864164758Noise suppression apparatus
13874163251Apparatus for the amplitude discrimination of a video signal
13884163249Picture processing system for television
13894144546Television signal processing circuit for correcting amplitude distortions
13904142211Bidimensional noise reduction system for television

1978

13914128848Automatic ghost-suppression system
13924127874Apparatus for removing ghost signals from received video signals
13934110784Noise reduction apparatus
13944107739System utilizing integration and motion evaluation for reducing noise in video signal
13954100496Ghost cancellation device
13964096529Circuit for detecting ghosts in TV antenna systems
13974091418Automatic channel equalization with time base expansion
13984090221Apparatus for improving video signal-to-noise ratio
13994081837Undesired signal canceller

1977

14004065789Surface wave device for use in a ghost cancellation system
14014058836Noise reduction in television signals
14024053932Ghost signal eliminating system
14034047224Ghost removing system for use in television receiver
14044042959Noise suppression circuit
14054040090Bias gate for noise suppression circuit
14064037133Compensation of cathode ray tube for moire
14074031547Noise reducing circuit for video signals
14084015076Noise eliminating circuit for video television signal
14094013834Ghost signal erasing system
14104009334Video noise reduction circuit

1976

14113996419Technique for minimizing multi-path distortion effects in video transmission
14123988775Ghost signal suppressing device for television receiver set
14133984865Transient suppression in television video systems
14143984631Automatic peaking control circuit for low level T.V. signal reception
14153979683Noise eliminator circuit
14163961274Noise riding threshold
14173956585Bucket-brigade ghost canceller
14183935536Ghost signal cancellation system
14193934082Post detection device for eliminating backscatter
14203931637Dual channel automatic picture sharpness control
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017