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2017

19609175Method for generating PDF trapping objects without knowing the description of the contours
29609174Determining a special-toner screen based on a type of gradation process for a color-toner screen
39591185Processing an image into sub-images mapped into multi-layer print mask data
49584699Image processing apparatus, image processing method and computer-readable storage medium with improved character display
59578207Systems and methods for selectively screening image data
69571697Image processing device setting sharpness adjustment degrees for object regions and performing unsharp masking process
79563938System and method for removing image noise
89554019Image processing apparatus and image processing method
99538043Image forming system that prevents increasing of data amount of print data and reducing of printing result quality, image forming apparatus, and recording medium
109536289Restoration filter generation device and method, image processing device, imaging device, and non-transitory computer-readable medium
119536284Method and system for modifying image quality of an image

2016

129525802Enhancing the legibility of images using monochromatic light sources
139497427Method and apparatus for image flare mitigation
149497357Image compressing/decompressing apparatus and image forming apparatus
159489603Image processing apparatus, image processing method, and storage medium that determine whether a white character exists inside a graphics object and convert density information accordingly
169460491Method for binary to contone conversion with non-solid edge detection
179457557Method for generating relief prints
189444973Image processing for performing a trapping process of increasing a density of a pixel
199443322Method and associated apparatus for correcting color artifact of image
209438769Preserving smooth-boundaried objects of an image
219407790Method for noise-robust color changes in digital images
229384534Method and system for establishing model based on virtual algorithm
239363422Cell-based compression with edge detection and interleaved encoding
249355340Image capturing device, color measuring device, color measuring system, and image forming apparatus
259313371Image processing apparatus, image processing method and non-transitory computer readable medium for eliminating a specific color in an image
269310738Image forming apparatus, print data producing apparatus and image forming system
279305247Image forming device that performs misregistration correction to correct positions of color images
289299016Misregistration correcting method and apparatus for use in image processing apparatus
299282220Image scanning apparatus and method for correcting vertical streak thereof
309277096Varying trap thickness in an image
319264629Suppressing flicker in digital images
329251572System and method of correcting image artifacts

2015

339208416Image processing apparatus performing halftone process on image data based on a corrected tone value and an error value of target pixels
349191593Image signal processing apparatus, imaging apparatus, image signal processing method and computer program
359189714Apparatus and method for enlarging object included in image data, and storage medium therefor
369179038Image processing device, and image processing method and program
379177367Image processing apparatus and image processing method
389154718Solid state imaging device
399143653Image processing apparatus, method, and computer program product identifying show-through position based on back side image and expanded front side image
409137464Image processing apparatus and control method of the same
419135689Apparatus and method for performing detail enhancement
429134178Observer metameric failure compensation method
439124839Image processing apparatus and pixel interpolation method
449118872Methods and apparatuses for image enhancement
459117136Image processing method and image processing apparatus
469104938Registration of separations
479092862Image processing apparatus, image adjusting apparatus, image processing method and computer readable medium
489092720Generating and using blue noise dither patterns with high value thresholds positioned for a high dot concentration ratio
499087291Image processing apparatus and method setting thresholds of dither patterns based on density range and generating binary data depending on thresholds of target pixels
509087290Image processing apparatus
519025208Determining new color values of an image based on an activity map
529001379Image forming apparatus and image forming method thereof
538953213Image reading apparatus, control method thereof, and recording medium
548934114Image processing apparatus, image processing method, and program

2014

558861038Method for combining direct binary search halftoning with ink saving
568792148Inspection method and inspection apparatus for an image reading apparatus
578736720Image processing device for correcting image colors and image processing program
588730547Lattice-based screen design for N-color all-orders moire-free screen set
598711437Correcting color plate data for mis-registration in a sub-scanning direction by performing a pixel transition at the transition point aligned in the main-scanning direction
608625156Image forming apparatus and control method thereof

2013

618619334Determining capability and affect of upstream and downstream image forming devices and restricting operation accordingly
628619332Apparatus, method, and storage medium for improving print quality of an image
638564837Image processing apparatus, method, and program product for generating a color image visible under ordinary light with a latent image region easily discriminated under infrared light
648559054Color conversion method based on error correction table
658493613Apparatus and method controlling zooming process at laser device for high-speed high-resolution double-sided printing without wide-ranged image degradation or banding
668488196Method and system for color correction using both spatial correction and printer calibration techniques
678482804Image processing apparatus and image processing method
688467088Image signal processing apparatus, imaging apparatus, image signal processing method and computer program
698432587Line printing device and method performing color conversion and halftoning on image data subjected to correction based on correction vectors associated with a pixel row and reference color
708416460Image processing apparatus and control method of image forming apparatus with exclusive or relative control over the trapping and edge smoothing processing
718405879Method for calibrating a multi-color printing machine
728400684Image processing and formation apparatus and program for changing values of target pixels subject to color trapping at certain positions
738379269Image forming apparatus and image forming method for correcting registration deviation
748379153Video signal processing device and a display apparatus
758373904Image processing apparatus and image forming apparatus
768368814Visual processing device, display device, and integrated circuit for adjusting the contrast of an image
778363293Image formation with misregistration correction using conversion information generated from remaining colors and gradation values of adjacent region
788355189Reducing the visibility of color changes caused by color plane registration variations in halftone color printing
798355160Detection of roller eccentricity in a scanner

2012

808274714Quantifiable color calibration
818233195Method for reducing image noise
828213063Image sensing apparatus, image sensing system, and operating program product for image sensing system
838184338Image forming apparatus and method for controlling printing and auto color registration
848179575Chromatic registration for biological sample imaging
858169665Tone dependent green-noise error diffusion method and printing device thereof
868160161Method and apparatus for performing motion compensated temporal filtering in video encoding
878149461Image processing apparatus and method to compensate for displacement of different printing positions in different colors
888102564Method and system for color correction using both spatial correction and printer calibration techniques

2011

898077347Image forming apparatus and method mitigating effects of pixel correction while compensating for shift in scanning position
908068257Color printing reducing artifacts and banding by rendering black dots, replacing dots with process black, and adding non-black dots for different subsets of black dots
918045218Digital compensation method and apparatus using image-to-image distortion map relating reference mark grids
928027064Controlling color image formation by extending color channels based on boundary region information to compensate for mis-registration distortions
938004715Image forming apparatus and method mitigating effects of pixel correction while compensation for shift in scanning position
947978365Document type discriminating apparatus
957973970Preventing artifacts that may be produced when bottling PDL files converted from raster images
967969617Multilevel screening mapping tone values to control signal values for greater color or shade fidelity and reduced print aberrations
977916348Image forming apparatus
987911648Method for creating a color transform relating color reflectances produced under reference and target operating conditions and data structure incorporating the same
997880814Visual processing device, display device, and integrated circuit
1007868950Reducing noise and artifacts in an image

2010

1017773158Visual processing device, display device, and integrated circuit
1027755802Toner-based noise reduction in electrostatography
1037755799Method and system to compensate for banding defects
1047729024Color drift error correcting method and image forming apparatus
1057684085Methods and apparatus for reconstructing digitized images
1067652788Apparatus, method, mobile station and computer program product for noise estimation, modeling and filtering of a digital image
1077643175Color print enhancement system with conversion of PCS encoded picture into photographic process confined PCS and correction for finish

2009

1087639392Methods, systems, and media to enhance image processing in a color reprographic system
1097639391Image forming apparatus and method thereof
1107619775Image forming system with density conversion based on image characteristics and amount of color shift
1117605946Printing apparatus increasing black density of one color of text or graphic object
1127564583Methods and apparatus for reconstructing digitized images
1137522310Preventing artifacts that may be produced when bottling PDL files converted from raster images
1147518757Image reading apparatus and control program therefor
1157512182Method and apparatus for performing motion compensated temporal filtering in video encoding
1167511769Interframe noise reduction for video

2008

1177453598Image processing method and apparatus, and color conversion table generation method and apparatus
1187450268Image reproduction
1197450266Color cast reduction system and method
1207433079Image processing apparatus and method
1217400430Detecting and compensating for color misregistration produced by a color scanner
1227360886Position deviation detecting method and image forming device
1237352489Color error diffusion method for multi-level output device
1247342684Image processing method and apparatus
1257339701Method for darkness correction of trapped pixels
1267339700Profile adjustment method, apparatus, and program
1277321447System and method for processing a multi-colour image
1287315398Multi-level error diffusion with color image data

2007

1297301676Printing method and apparatus, and binary-form dither matrix pattern
1307271934Method for smooth trap suppression of small graphical objects using run length encoded data
1317265871Image formation processing method and image formation processing apparatus
1327245395Calibrating a digital printer using a cost function
1337236264System and method for adjusting color reproduction
1347233670Signal tracing system and method
1357221481Preventing artifacts that may be produced when bottling PDL type files converted from raster images
1367221479Method for avoiding multiple color moires in color halftoning
1377206097Patch measurement device and printing apparatus incorporating the same
1387177049Image reconstruction architecture
1397177048N-channel screening tool
1407170638Method, system and recording medium for image processing
1417170633Imaging apparatus
1427164499Block quantization method for color halftoning
1437161636Vertical sharpness adjustment device and TV receiver therewith

2006

1447148997Image processing apparatus and method
1457136191Method for inspecting prints
1467133157Image processing method and apparatus
1477130079Selective screening method
1487116447Halftone dot-growth technique using a dot edge-detection scheme
1497106386Device and method for improving picture quality
1507102791Mask producing method, image outputting device and computer readable recording medium
1517099043Halftone screening method and storage medium
1527095531Systems and methods for compensating for streaks in images
1537085015Inverse halftoning for multi-level halftones
1547072075Image reader
1557066566Print inspection apparatus, printing system, method of inspecting print data and program
1567064868Image processor
1577054036Image processing method and image forming apparatus
1587054030Smooth monotonic tone reproduction curve end point adjustment
1597038810Image processing method and apparatus, image processing system, and storage medium
1607034962Image processing apparatus
1617006253Image processing apparatus
1626995868Halftoning algorithm adapted to prevent unaesthetic output
1636987584Method and system for preventing artifacts that may be product when bottling PDL files converted from raster images
1646985256Halftoning using dot and line screens to avoid two and three color moire

2005

1656965463Image reading apparatus
1666956976Reduction of differential resolution of separations
1676956670Method, system, program, and data structures for halftoning with line screens having different lines per inch (LPI)
1686947607Reduction of differential resolution of separations
1696947594Image processing method and systems
1706944354Reflected or transmitted light scanner and image processing method for scanned-in image samples
1716943916Method of minimizing trapping, I.E., choking or spreading, in a printing-original production process
1726937363Image processing apparatus
1736919973Auxiliary pixel patterns for improving print quality
1746919969Method and apparatus for processing
1756912322Adaptive process for removing streaks in multi-band digital images
1766907198Wavelength division multiplexed optical interconnection device
1776906826Medium on which image modifying program is recorded, image modifying apparatus and method
1786904169Method and system for improving color images
1796900911Image processing apparatus and image correcting method
1806897983Image processor
1816894805Method and system for applying black overprint, anti-aliasing, and trapping on a page basis
1826880907Method of maintaining edge quality in ink jet printing
1836873441Image processing device for correcting gradation of color image
1846862373Image processing method and apparatus
1856856707Image processing method and apparatus
1866847377System, method and computer program converting pixels to luminance levels and assigning colors associated with luminance levels in printer or display output devices
1876844942Method for trapping raster data in a run-length encoded form
1886842268Printing of digital color images with locally adjusted half-toning

2004

1896813042Digital prepress trapping tools
1906812467Apparatus for reading images from photographic film
1916804408Method for enhancing a digital image with noise-dependent control of texture
1926798540Method and apparatus for underprinting pixels
1936795576Image processing method and apparatus
1946795214Method for generating trapping contours in a print page
1956778296Color imaging processing method with boundary detection and enhancement
1966771838System and method for enhancing document images
1976750986Color image processing method with thin-line detection and enhancement
1986731823Method for enhancing the edge contrast of a digital image independently from the texture
1996728004Logic-based image processing method
2006721065Method and apparatus for printing images
2016721003Image processing apparatus and storage medium storing image processing program
2026714320Image processor and color image processor
2036701009Method of separated color foreground and background pixel improvement
2046697537Image processing method and apparatus
2056697522Image processing apparatus and method enabling proper correction of chromatic aberration
2066697107Smoothing a digital color image using luminance values
2076695435Selective replacement for artifact reduction

2003

2086671070Coverage-area gain compensation for high resolution printing
2096667815Method and apparatus for processing images
2106654145Device and method for preparing documents for multicolor reproduction
2116650789Method and system for altering defects in a digital image
2126646760Image processing method and apparatus
2136636645Image processing method for reducing noise and blocking artifact in a digital image
2146621595System and method for enhancing scanned document images for color printing
2156600548Image processing method and apparatus
2166587224Image reading apparatus that can correct chromatic aberration caused by optical system and chromatic aberration correction method
2176571011Conversion of output device color values to minimize image quality artifacts
2186567192Image reading apparatus
2196561610Printing with reduced outline bleeding
2206556313Vector method for color misregistration detection in image data
2216556311Luminance-based color resolution enhancement
2226546132Color table manipulations for smooth splicing
2236509903System and method for recording an image
2246504949Image processing apparatus and method

2002

2256501563Image processing apparatus
2266487321Method and system for altering defects in a digital image
2276483941Crominance channel overshoot control in image enhancement
2286480622Image processing method for eliminating color shifts generated in contour region in image obtained from image input apparatus
2296459502Image formation device and image processing device
2306459500Image processing apparatus
2316456394Method for reducing halo print defects associated with color images
2326453075Method for preserving image detail when adjusting the tone scale of a digital color image
2336441915Image forming apparatus
2346433889Image processing apparatus and method
2356426773Image pickup device including an image pickup unit which is displaced relative to an object to be imaged
2366424747Method of and apparatus for processing image data
2376415053Image processing method and apparatus
2386415052Color image processing apparatus
2396392764Systems and methods for adaptively filtering palettized images
2406384937Image processing method and apparatus
2416380961Method for suppressing phantom images
2426366361Peeker detection and correction
2436361144Reduction of intercolor or bleeding in liquid ink printing
2446356654Systems and methods for template matching of multicolored images
2456345117Method for automatic trap selection for correcting for separation misregistration in color printing
2466343847Identification of interfaces between black and color regions
2476341020Anamorphic object optimized function application for printer defect pre-compensation

2001

2486330081Crosstalk cancellation in a multi-color CCD signal processor
2496323957Background noise removal for a low-cost digital color copier
2506313902Image processing method and apparatus
2516312102Color ink jet recording method and apparatus using black ink and color-mixed black ink
2526304672Edge detecting method and edge detecting device which detects edges for each individual primary color and employs individual color weighting coefficients
2536301024Image reading device
2546297889Logic-based image processing method
2556297801Edge-adaptive chroma up-conversion
2566290330Maintaining black edge quality in liquid ink printing
2576285463Method and apparatus for image compensation of blooming artifacts
2586275304Automated enhancement of print quality based on feature size, shape, orientation, and color
2596271874Electrophotographic printer having an image memory, a horizontal scanning fringe correction exposure determining section, a vertical scanning fringe correction exposure determining section, and a switch
2606271868Multiple-color image output apparatus and method which prevents a toner image on a photosensitive drum from being narrowed in the horizontal direction
2616270186Reduction of intercolor bleeding in liquid ink printing
2626262747Device-independent trapping
2636236754Image modification to reduce susceptibility to misregistration
2646233061Ink reduction device and method for a color inkjet printer
2656229554Image forming apparatus and method for forming an image by overlapping areas of different colors with each other
2666226397Image processing using different image sizes depending on whether the processing is color or monochrome
2676224189Enhanced text and line-art quality for multi-resolution marking devices
2686219446Image forming apparatus and manufacturing method of lens fitted film unit
2696208753Quality of digitized images through post-scanning reregistration of their color planes
2706188491Printing system, printing apparatus and printing control method
2716186615Apparatus and method for forming a black image in which black ink is overlaid on color ink
2726183062Maintaining black edge quality in liquid ink printing

2000

2736167165Method for adjusting image detail to compensate for an applied tone scale
2746164756Recording apparatus and method for detecting the presence of a boundary between images and recording an image in accordance therewith
2756118896Image processing apparatus and method for performing color correction based on object type of an image
2766118548Replacing true black with process black
2776117625Method and apparatus for creating a composite image by the tiling of multiple image frames
2786101286Image processing apparatus and method having improved color-boundary mixing
2796091861Sharpening algorithm adjusted for measured exposure of photofinishing images
2806088479Method and recording medium for separating and composing background and character image data
2816088059Electronic imaging apparatus having image quality-improving means
2826084604Color ink jet recording method and apparatus using black ink and color-mixed black ink
2836078686Image quality enhancement circuit and method therefor
2846075904Image processing apparatus and method which prevents the generation of a white stripe on an output image
2856053609Controlling ink migration and physical color gamut discontinuities in digital color printing
2866031581System for removing color bleed in a television image adapted for digital printing
2876028971Scanner and method of generating interpolated pixels therein
2886021258Electronic apparatus, image process apparatus, image process method and storage medium
2896015206Bleed avoiding, color ink jet printing

1999

2905999279Image forming apparatus having an MTF correction unit
2915995662Edge detecting method and edge detecting device which detects edges for each individual primary color and employs individual color weighting coefficients
2925995248Image forming device and method having MTF correction
2935991512Ink relocation for color halftones
2945991056Image processing apparatus for performing tonal and color matrix transformations
2955987169Method for improving chromatic text resolution in images with reduced chromatic bandwidth
2965966461Reduction of false contours by chrominance modulation
2975956432Image processing apparatus and method
2985933254Method and apparatus for generating a digital representation of an image
2995929874Method of minimizing bleeding in printed products
3005923821Digital image trapping system
3015917993Color image processing apparatus
3025907667Image matching with equivalent sharpness enhancement
3035907414Color image processing apparatus
3045875044Image forming apparatus and method
3055861896Controlling ink migration and physical color gamut discontinuities in digital color printing

1998

3065854689Image processing apparatus and method for performing smoothing processing for each of different colors
3075850298Image processing device eliminating background noise
3085850293Image processor having a discriminator for discriminating an inside area and an outside area
3095845017Digital image processing method for degraining of film images using distance weighted averaging of target pixel code values
3105828396Information recording apparatus for recording images using plural information signals corresponding to respective plural colors
3115796491Color image-forming machine which selects different masking operations based upon different color regions
3125777758Image processing apparatus and method for expanding color images based on block pixel and edge detection
3135774636Color image processing apparatus for smoothing compensation of an image
3145771107Image processor with image edge emphasizing capability
3155761392Process of making two adjacent uniformly colored objects appear with a diminished gap in between
3165761339Method and recording medium for separating and composing background and character image data
3175757516Noise quenching method and apparatus for a colour display system
3185751929Image processing apparatus
3195751310Ink jet recording apparatus capable of preventing blotting at boundary of colors and recording method therefor
3205748797Apparatus and method for processing an image using expansion to connect isolated neighboring image information followed by compression
3215742410Color image processing apparatus capable of correcting a color deviation by converting only chroma signals
3225739922Image processing method and apparatus for reducing the effect of image information having perceptible film graininess
3235732153Color image processing apparatus
3245729360Color image processing method and system

1997

3255684600Image processor for smoothing and differentiating periodic areas and character areas using coefficients
3265682443Image color modification method and apparatus employing unsharp masking
3275673336Automatic cross color elimination
3285668931Method for automatic trap selection for correcting for plate misregistration in color printing
3295635967Image processing method to reduce marking material coverage in printing processes
3305613046Method and apparatus for correcting for plate misregistration in color printing
3315592309Multiple lens separation scanner

1996

3325581667Electronic trapping system for digitized text and images
3335557429Image signal processing apparatus
3345555107Image processing apparatus for judging a color using spatial frequency corrected color component signals
3355542052Applying traps to a printed page specified in a page description language format
3365523849Optimizing edge enhancement for electrographic color prints
3375515096Color image processing apparatus with processing means for selectively adjusting color image data to increase black color density and reduce the density of other colors
3385513300Method and apparatus for producing overlapping image area
3395509086Automatic cross color elimination
3405500746Color image input apparatus
3415495348Image processing apparatus and method using analog and digital recording systems and correcting a boundary between color images respectively formed
3425493411Image forming apparatus that modulates image density data
3435488672Color image processing apparatus
3445481662Method of and apparatus for modifying base separation figure
3455481379Method for preparing polychromatic printing plates

1995

3465477346Digital color copying machine for reproducing improved black characters with only black toner
3475477335Method and apparatus of copying of black text on documents using a color scanner
3485475508Solid state color imager with on-chip color balance
3495475428Method for processing color image records subject to misregistration
3505473440Color image forming apparatus with density control
3515457548Color image processing apparatus
3525457477Image data processing system with false color suppression signal generator utilizing luminance and edge threshold suppression methods
3535442717Sharpness processing apparatus
3545440652Method and apparatus for preparing color separations based on n-way color relationships
3555438364Solid state color imager with on-chip color balance
3565432611Image forming apparatus with sub-pixel position control
3575428377Color spatial filtering for thermal ink jet printers
3585420938Image processing apparatus
3595420702Method for preparing polychromatic printing plates
3605418894Coloring of designated image area and pinhole elimination by image scaling
3615418574Video signal correction apparatus which detects leading and trailing edges to define boundaries between colors and corrects for bleeding
3625398124Image processor
3635392139Image processing apparatus for performing an edge correction process and digital copying machine comprising said image processing apparatus therefore
3645386483Method of and apparatus for processing image data to produce additional regions on the boundary of image regions
3655386223Method of apparatus for recording color image by overlapping toner images of different colors
3665384648Apparatus and method for descreening
3675383036Enhancement of multiple color images without color separation error by inverse symmetrical template matching
3685383027Portrait printer system with digital image processing editing

1994

3695363209Image-dependent sharpness enhancement
3705361145Color image reading apparatus having correction means to correct for relative variations among image signals
3715357353Image forming apparatus
3725339365Image processing apparatus capable of using fuzzy logic
3735333064Apparatus & method for descreening
3745325217Color separation scanner
3755323248Method and apparatus for preparing polychromatic printing plates
3765321529Color image processing with smoothing of differential components and addition of the result to a specific color component
3775317420Noise elimination apparatus for eliminating noise components having a high density and a low density
3785315413Color image correction device for correcting phase and resolution characteristics of a copy image using different color signal components
3795313313Image processing apparatus
3805311328Image processing apparatus for performing an edge correction process and digital copying machine comprising said image processing apparatus therefor
3815305023Multicolor printing apparatus
3825295236Applying traps to a printed page specified in a page description language format
3835291220Thermal printer with image signal processing

1993

3845270807Color image processing apparatus
3855267031Color image processing apparatus
3865264924Mechanism for deriving noise-reduced estimates of color signal parameters from multiple color/luminance image sensor outputs
3875252995Color boundary enhancement in a multi-color electrostatic printer
3885251271Method for automatic registration of digitized multi-plane images
3895251024Image reader using CCD line sensors
3905251023Image processing method including means for judging a chromatic portion of an image
3915251022Method of and apparatus for producing overlapping image area
3925247352Apparatus and method capable of using several sharpened color signals to sharpen each color component of a color image
3935216498Image processing apparatus capable of detecting marked region
3945208663Color image processing apparatus provided with an image discrimination means
3955204918Method of and apparatus for correcting contour of image
3965191409Color scanning system
3975189523Image processing apparatus
3985189511Method and apparatus for improving the color rendition of hardcopy images from electronic cameras
3995187521Multicolor image forming apparatus with color component discrimination function

1992

4005173769Video signal processing apparatus
4015172227Image compression with color interpolation for a single sensor image system
4025166783Digital video color processor with anti-aliasing filter
4035157516Method of incorporating a scanned image into a page layout
4045134667Area discriminating system for an image processing system
4055131058Method for obtaining output-adjusted color separations
4065130791Color image processing apparatus
4075126838Color image processing with undercolor removal suitable for use in digital processing
4085122871Method of color separation scanning
4095121445Method and apparatus for reading image
4105119187Color image processing apparatus
4115113252Image processing apparatus including means for performing electrical thinning and fattening processing
4125113251Editing control system and area editing system for image processing equipment
4135113249Method for preparing polychromatic printing plates
4145111308Method of incorporating a scanned image into a page layout
4155089859Multicolor image forming apparatus which converts color data into erasing data
4165081691Filtering techniques
4175079624Digital image processing apparatus

1991

4185072291Image information signal processing apparatus for improving reproduced image quality by discriminating the type of input image and selecting a particular processing in accordance therewith
4195053867Digital color image processing apparatus
4205047844Color image processing apparatus
4215032903Edge processing system for color image processing system
4225031035Color image processing apparatus with color ghost correction
4235028991Image signal processing apparatus for use in color image reproduction
4245012333Interactive dynamic range adjustment system for printing digital images
4254992860Color scanning system
4264985760Color imager having varying filter aperture sizes to compensate for luminance differences between colors
4274982277Color image processing apparatus

1990

4284980760Image processing apparatus
4294980758Image processing technique for processing digital color image information
4304972256Method of enhancing image sharpness for image reproduction using sharp/unsharp signal processing
4314958218Image processing method and apparatus with dot-processing
4324931861Method of and apparatus for correcting color pattern in multicolor process

1989

4334864357Color image processing apparatus
4344844288Reproduction picture sharpness emphasizing method and apparatus
4354841361Color image processing apparatus
4364805120Two-color image recorder

1988

4374786917Signal processing for a thermal printer
4384785347Method for emphasizing sharpness of a picture image by forming and processing sharp and unsharp signals from a picture image signal
4394772911Image formation apparatus
4404725966Image modification
4414724477Image enhancement with color corrector in parallel with fringe signal generators

1987

4424700399Color image processing apparatus
4434689666Method for eliminating noise in regions of a color image exhibiting a specific color
4444672433Color signal processing apparatus with a signal interpolation function for use in a color copier
4454641185Image sensing and processing apparatus and method

1986

4464623917Color image data processing device featuring ghost elimination
4474591905Color image data processing device for correcting red ghosts of black images
4484583116Method and apparatus for eliminating defects in images in polychromatic printing due to faulty registration of superimposed printing of color separations

1985

4494556901Method for scanning a plurality of scanning lines at the same time
4504510524Color picture reading system

1984

4514432012Process for offset conversion to gravure

1983

4524415920Image signal processing unit

1982

4534335398Digital color control method and machine
4544319268Reproduction picture sharpness emphasizing method

1981

4554308553Method and apparatus for making monochrome facsimiles of color images on color displays

1980

4564237481Image reproduction using sharp and unsharp signals

1977

4574054916Apparatus for improving sharpness when recording continuous-tone pictures
4584017894Method for preparing color separation printing patterns
4594005475Method for improving sharpness when recording half-tone pictures by modulating a sharpness signal

1976

4603944726Apparatus for making printing masters
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017