СПИСОК патентов США - подгруппа МПК16 H04S3/02


Выделить слова в названиях патентов:


№ п/п Номер патента Название патента

2017

19609452Obtaining sparseness information for higher order ambisonic audio renderers
29608584Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
39591425Parametric stereo upmix apparatus, a parametric stereo decoder, a parametric stereo downmix apparatus, a parametric stereo encoder
49584943Method and apparatus for processing audio signals
59583112Signal processing apparatus and signal processing method, encoder and encoding method, decoder and decoding method, and program
69578435Apparatus and method for enhanced spatial audio object coding
79571950System and method for audio reproduction
89570081Backwards compatible audio representation
99565509Enhanced coding and parameter representation of multichannel downmixed object coding
109552819Multiplet-based matrix mixing for high-channel count multichannel audio
119542951Method and an apparatus for processing an audio signal

2016

129516447Method and apparatus for generating and restoring downmixed signal
139514758Method and an apparatus for processing an audio signal
149508351SBR bitstream parameter downmix
159489953Directional coding conversion
169484039Method and an apparatus for processing an audio signal
179479871Method, medium, and system synthesizing a stereo signal
189466303Audio signal decoder, audio signal encoder, method for providing an upmix signal representation, method for providing a downmix signal representation, computer program and bitstream using a common inter-object-correlation parameter value
199462404Compatible multi-channel coding/decoding
209460728Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction
219460726Method and device for decoding an audio soundfield representation for audio playback
229460725Method, medium, and apparatus encoding and/or decoding extension data for surround
239460724Audio signal decoder, audio signal encoder, method for providing an upmix signal representation, method for providing a downmix signal representation, computer program and bitstream using a common inter-object-correlation parameter value
249454971Method and apparatus for compressing and decompressing a higher order ambisonics signal representation
259451363Method and apparatus for playback of a higher-order ambisonics audio signal
269445198Polyhedral audio system based on at least second-order eigenbeams
279439019Sound signal processing method and apparatus
289418668Matrix encoder with improved channel separation
299380398Sound processing apparatus, method, and program
309380387Phase independent surround speaker
319374128Apparatus for encoding/decoding multichannel signal and method thereof
329369164Method, medium, and system decoding and encoding a multi-channel signal
339357323Method and apparatus for audio matrix decoding
349344825At least one of intelligibility or loudness of an audio program
359338573Matrix decoder with constant-power pairwise panning
369313598Method and apparatus for stereo to five channel upmix
379311923Adaptive audio processing based on forensic detection of media processing history
389264812Apparatus and method for localizing a sound image, and a non-transitory computer readable medium
399251797Preserving matrix surround information in encoded audio/video system and method

2015

409197962Polyhedral audio system based on at least second-order eigenbeams
419185507Hybrid derivation of surround sound audio channels by controllably combining ambience and matrix-decoded signal components
429173048Method and system for generating a matrix-encoded two-channel audio signal
439161148Signal processing apparatus and method for providing 3D sound effect
449112591Apparatus for encoding/decoding multichannel signal and method thereof
459111528Matrix decoder for surround sound
469100768Method and device for decoding an audio soundfield representation for audio playback
479088856Networked sound masking system with centralized sound masking generation
489082395Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding
499078077Estimation of synthetic audio prototypes with frequency-based input signal decomposition
509055383Multi channel bass management

2014

518886548Audio encoding device, decoding device, method, circuit, and program
528798276Method and apparatus for encoding multi-channel audio signal and method and apparatus for decoding multi-channel audio signal
538630426Howling suppression using echo cancellation

2013

548484021Apparatus for encoding/decoding multichannel signal and method thereof

2005

556920223Method for deriving at least three audio signals from two input audio signals
566904152Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics in three dimensions

2004

576804565Data-driven software architecture for digital sound processing and equalization
586782111Multiple voicecoil and driver transducing
596774820Matrix improvements to lossless encoding and decoding
606760448Compatible matrix-encoded surround-sound channels in a discrete digital sound format
616754352Sound field production apparatus
626721425Sound signal mixing
636711266Surround sound channel encoding and decoding
6466974915-2-5 matrix encoder and decoder system
656694027Discrete multi-channel/5-2-5 matrix system

2003

666628787Wavelet conversion of 3-D audio signals
676624873Matrix-encoded surround-sound channels in a discrete digital sound format
686611212Matrix improvements to lossless encoding and decoding

2002

696449371PC surround sound mixer
706442277Method and apparatus for loudspeaker presentation for positional 3D sound

2001

716292570Surround sound

2000

726111959Sound spreader
736072878Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics
746023490Encoding apparatus for encoding a plurality of information signals

1999

756005948Audio channel mixing
765960037Encoding of a plurality of information signals
775889867Stereophonic Reformatter
785870480Multichannel active matrix encoder and decoder with maximum lateral separation
795862228Audio matrix encoding

1998

805818943Transmission and reception of a first and a second main signal component
815818941Configurable cinema sound system
825812674Method to simulate the acoustical quality of a room and associated audio-digital processor
835796844Multichannel active matrix sound reproduction with maximum lateral separation
8457712955-2-5 matrix system
855757927Surround sound apparatus
865754874Digital signal processor with selective sound operation
875729613Reverberators for use in wide band assisted reverberation systems
885717764Global masking thresholding for use in perceptual coding

1997

895703955Method and apparatus for multichannel sound reproduction
905701346Method of coding a plurality of audio signals
915666424Six-axis surround sound processor with automatic balancing and calibration
925644640Surround sound processor with improved control voltage generator
935642423Digital surround sound processor
945625696Six-axis surround sound processor with improved matrix and cancellation control
955610986Linear-matrix audio-imaging system and image analyzer
965600727Determination of position
975594800Sound reproduction system having a matrix converter

1996

985530760Apparatus and method for adjusting levels between channels of a sound system
995524054Method for generating a multi-channel audio decoder matrix
1005504819Surround sound processor with improved control voltage generator
1015488665Multi-channel perceptual audio compression system with encoding mode switching among matrixed channels

1995

1025463424Multi-channel transmitter/receiver system providing matrix-decoding compatible signals
1035428687Control voltage generator multiplier and one-shot for integrated surround sound processor

1994

1045339363Apparatus for enhancing monophonic audio signals using phase shifters
1055333201Multi dimensional sound circuit
1065319713Multi dimensional sound circuit
1075307415Surround processor with antiphase blending and panorama control circuitry
1085295189Control voltage generator for surround sound processor
1095291557Adaptive rematrixing of matrixed audio signals
1105280528Band pass filter circuit for rear channel filtering in a surround processor

1993

1115263087Time constant processing circuit for surround processor
1125257313Surround audio apparatus
1135222059Surround-sound system with motion picture soundtrack timbre correction, surround sound channel timbre correction, defined loudspeaker directionality, and reduced comb-filter effects
1145189703Timbre correction units for use in sound systems

1992

1155172415Surround processor

1991

1165073945Loudspeaker system
1175046098Variable matrix decoder with three output channels
1185043970Sound system with source material and surround timbre response correction, specified front and surround loudspeaker directionality, and multi-loudspeaker surround

1990

1194965674Recording and reproducing system with selective matrix conversion
1204953213Surround mode stereophonic reproducing equipment
1214941177Variable matrix decoder
1224932059Variable matrix decoder for periphonic reproduction of sound
1234905283Surround decoder
1244891839Signal re-distribution, decoding and processing in accordance with amplitude, phase and other characteristics

1989

1254887045Sum/differential signal processing circuit
1264799260Variable matrix decoder

1987

1274704728Signal re-distribution, decoding and processing in accordance with amplitude, phase, and other characteristics

1986

1284577305Stereophonic motion picture photographic sound-tracks compatible with different sound projection formats and record and playback apparatus therefore

1985

1294532647Automatic dimension control for a directional enhancement system
1304525855Variable rate and variable limit dimension controls for a directional enhancement system

1984

1314457012FM Stereo apparatus and method

1983

1324414430Decoders for feeding irregular loudspeaker arrays
1334392019Surround sound system

1982

1344316058Sound field transmission system surrounding a listener

1981

1354266093Compatible four channel radio broadcast and receiving system
1364262170Microphone system for producing signals for surround-sound transmission and reproduction
1374251685Reproduction of sound

1980

1384236039Signal matrixing for directional reproduction of sound

1979

1394152542Multichannel matrix logic and encoding systems
1404151369Sound reproduction systems
1414149031Multichannel matrix logic and encoding systems
1424139729Sound reproduction system with matrixing of power amplifier outputs

1978

1434115666Discrete 4-channel stereo recording and/or reproducing system compatible with matrix systems
1444096353Microphone system for producing signals for quadraphonic reproduction
1454095049Non-rotationally-symmetric surround-sound encoding system
1464086433Sound reproduction system with non-square loudspeaker lay-out
1474085291Synthetic supplementary channel matrix decoding systems
1484081606Sound reproduction systems with augmentation of image definition in a selected direction
1494072821Microphone system for producing signals for quadraphonic reproduction

1977

1504027107Multiple channel FM stereo system
1514021612Decoder apparatus applicable to matrix 4-channel systems of different types
1524021610Control circuit for a matrixed four channel audio reproducing system
1534018992Decoder for quadraphonic playback

1976

1543997725Multidirectional sound reproduction systems
1553992590Matrix amplifying circuit
15639859644-Channel stereophonic demodulating system
1573982069Decoding apparatus for use in matrix four channel systems of a plurality of types
1583970788Monaural and stereo compatible multidirectional sound matrixing
1593968331Encoding and decoding system for quadraphonic sound
1603958085Compatible 4-2-4 encoding-decoding system
1613952157Matrix four-channel decoding system
1623947637Signal composing circuit
1633946165Method and apparatus for control of crosstalk in multiple frequency recording
1643944735Directional enhancement system for quadraphonic decoders
1653943287Apparatus and method for decoding four channel sound
1663943286Variable gain control circuit
1673937885Control circuit for a matrixed four channel audio reproducing system
1683934086Matrix four-channel decoding system
1693932706Signal synthesizing system adaptable for discrete four-channel sound reproducing system and matrix four-channel sound reproducing system
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017