Patents-Review.com
ClassID:

197442 ⎘

G10L19/035 - CPC Classification

Classification description:

Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders; Quantisation or dequantisation of spectral components Scalar quantisation

Recent Application in this class:
#1
20260148746
2026-05-28

METHOD AND APPARATUS FOR GRADUAL SPEECH ENHANCEMENT AND RESTORATION: LEVERAGING CODEC MODULES FOR IMPROVED DE-NOISING AND DEREVERBERATION

 #2
20260080883
2026-03-19

Scalar quantization for audio coding

 #3
20260080880
2026-03-19

Apparatus and Method for Stereo Filling in Multichannel Coding

 #4
20260018181
2026-01-15

Optimised spherical vector quantisation

 #5
20260004791
2026-01-01

DECODER SPECTRAL NOISE FILLING

 #6
20250391418
2025-12-25

AUDIO ENCODING METHOD, AUDIO DECODING METHOD, AND RELATED APPARATUS

 #7
20250279108
2025-09-04

DECODING AUDIO BITSTREAMS WITH ENHANCED SPECTRAL BAND REPLICATION METADATA IN AT LEAST ONE FILL ELEMENT

 #8
20250261039
2025-08-14

METHOD AND APPARATUS FOR AUDIO DECODING BASED ON DEQUANTIZATION OF QUANTIZED PARAMETERS

 #9
20250149046
2025-05-08

ENCODING METHOD AND APPARATUS

 #10
20250140273
2025-05-01

Coding and Decoding of Spherical Coordinates Using an Optimized Spherical Quantization Dictionary

 #11
20240420716
2024-12-19

AUDIO ENCODER, AUDIO DECODER, METHODS FOR ENCODING AND DECODING AN AUDIO SIGNAL, AUDIO STREAM AND A COMPUTER PROGRAM

 #12
20240420715
2024-12-19

AUDIO ENCODER, AUDIO DECODER, METHODS FOR ENCODING AND DECODING AN AUDIO SIGNAL, AUDIO STREAM AND A COMPUTER PROGRAM

 #13
20240420714
2024-12-19

AUDIO ENCODER, AUDIO DECODER, METHODS FOR ENCODING AND DECODING AN AUDIO SIGNAL, AUDIO STREAM AND A COMPUTER PROGRAM

 #14
20240420713
2024-12-19

AUDIO ENCODER, AUDIO DECODER, METHODS FOR ENCODING AND DECODING AN AUDIO SIGNAL, AUDIO STREAM AND A COMPUTER PROGRAM

 #15
20240420712
2024-12-19

METHOD OF ENCODING/DECODING AUDIO SIGNAL AND DEVICE FOR PERFORMING THE SAME

 #16
20240404537
2024-12-05

VECTOR QUANTIZATION OF DECORRELATED SPECTRAL COEFFICIENTS

 #17
20240371382
2024-11-07

Apparatus and method for harmonicity-dependent tilt control of scale parameters in an audio encoder

 #18
20240355345
2024-10-24

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #19
20240339118
2024-10-10

DECODER AND DECODING METHOD FOR LC3 CONCEALMENT INCLUDING FULL FRAME LOSS CONCEALMENT AND PARTIAL FRAME LOSS CONCEALMENT

 #20
20240304198
2024-09-12

Optimised spherical vector quantisation

 #21
20240155427
2024-05-09

Method and apparatus for audio decoding based on dequantization of quantized parameters

 #22
20240153513
2024-05-09

METHOD AND APPARATUS FOR ENCODING AND DECODING AUDIO SIGNAL USING COMPLEX POLAR QUANTIZER

 #23
20240127837
2024-04-18

Noise filling in multichannel audio coding

 #24
20240127828
2024-04-18

DETERMINATION OF SPATIAL AUDIO PARAMETER ENCODING AND ASSOCIATED DECODING

 #25
20240096338
2024-03-21

Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and a computer program

 #26
20240096337
2024-03-21

Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and a computer program

 #27
20240013795
2024-01-11

INFORMATION PROCESSING DEVICE AND METHOD, AND PROGRAM

 #28
20230377586
2023-11-23

Apparatus and Method for Stereo Filling in Multichannel Coding

 #29
20230368805
2023-11-16

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #30
20230274750
2023-08-31

Multi-mode channel coding

 #31
20230260522
2023-08-17

OPTIMISED CODING OF AN ITEM OF INFORMATION REPRESENTATIVE OF A SPATIAL IMAGE OF A MULTICHANNEL AUDIO SIGNAL

 #32
20230253000
2023-08-10

SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, AND PROGRAM

 #33
20230245666
2023-08-03

ENCODING METHOD, ENCODING DEVICE, DECODING METHOD, AND DECODING DEVICE USING SCALAR QUANTIZATION AND VECTOR QUANTIZATION

 #34
20230230606
2023-07-20

Audio transmitter processor, audio receiver processor and related methods and computer programs for processing an error protected frame

 #35
20230197090
2023-06-22

AUDIO QUANTIZER AND AUDIO DEQUANTIZER AND RELATED METHODS

 #36
20230133513
2023-05-04

AUDIO DECODER, AUDIO ENCODER, AND RELATED METHODS USING JOINT CODING OF SCALE PARAMETERS FOR CHANNELS OF A MULTI-CHANNEL AUDIO SIGNAL

 #37
20230132885
2023-05-04

Noise filling in multichannel audio coding

 #38
20230085596
2023-03-16

Self-supervised audio representation learning for mobile devices

 #39
20230025447
2023-01-26

Quantization scale factor determination device and quantization scale factor determination method

 #40
20220386056
2022-12-01

Quantization of spatial audio direction parameters

 #41
20220335956
2022-10-20

Quantization of spatial audio direction parameters

 #42
20220295347
2022-09-15

Method and apparatus for audio decoding based on dequantization of quantized parameters

 #43
20220293116
2022-09-15

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #44
20220293115
2022-09-15

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #45
20220279299
2022-09-01

QUANTIZATION OF SPATIAL AUDIO DIRECTION PARAMETERS

 #46
20220172730
2022-06-02

Encoding method and apparatus

 #47
20220130402
2022-04-28

ENCODING DEVICE, DECODING DEVICE, ENCODING METHOD, DECODING METHOD, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM

 #48
20220014310
2022-01-13

DECODER AND DECODING METHOD SELECTING AN ERROR CONCEALMENT MODE, AND ENCODER AND ENCODING METHOD

 #49
20210398547
2021-12-23

Method and apparatus for encoding and decoding audio signal to reduce quantization noise

 #50
20210385012
2021-12-09

Multi-mode channel coding

 #51
20210375295
2021-12-02

Audio transmitter processor, audio receiver processor and related methods and computer programs

 #52
20210366499
2021-11-25

Low-complexity tonality-adaptive audio signal quantization

 #53
20210366498
2021-11-25

Decoder and decoding method for LC3 concealment including full frame loss concealment and partial frame loss concealment

 #54
20210358508
2021-11-18

Noise filling in multichannel audio coding

 #55
20210358484
2021-11-18

Low-power automatic speech recognition device

 #56
20210335372
2021-10-28

Sample sequence converter, signal encoding apparatus, signal decoding apparatus, sample sequence converting method, signal encoding method, signal decoding method and program

 #57
20210272577
2021-09-02

Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and a computer program

 #58
20210272576
2021-09-02

Information processing device and method, and program

 #59
20210142813
2021-05-13

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #60
20210110836
2021-04-15

Adaptive transition frequency between noise fill and bandwidth extension

 #61
20210090581
2021-03-25

Energy lossless-encoding method and apparatus, audio encoding method and apparatus, energy lossless-decoding method and apparatus, and audio decoding method and apparatus

 #62
20210056980
2021-02-25

Self-supervised audio representation learning for mobile devices

 #63
20210051325
2021-02-18

Signal encoding method and apparatus and signal decoding method and apparatus

 #64
20210020185
2021-01-21

Quantization of spatial audio parameters

 #65
20210020184
2021-01-21

Signal encoding method and device and signal decoding method and device

 #66
20200411024
2020-12-31

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #67
20200402524
2020-12-24

Coding apparatus, coding method, program, and recording medium

 #68
20200389815
2020-12-10

Method and apparatus for audio decoding based on dequantization of quantized parameters

 #69
20200387343
2020-12-10

Method and apparatus for audio processing, electronic device and storage medium

 #70
20200357418
2020-11-12

Apparatus and method for stereo filling in multichannel coding

 #71
20200344476
2020-10-29

Encoder, decoder, system and methods for encoding and decoding

 #72
20200265852
2020-08-20

Controlling bandwidth in encoders and/or decoders

 #73
20200219518
2020-07-09

Audio signal coding apparatus, audio signal decoding apparatus, audio signal coding method, and audio signal decoding method

 #74
20200194018
2020-06-18

Encoding apparatus, decoding apparatus, smoothing apparatus, inverse smoothing apparatus, methods therefor, and recording media

 #75
20200176009
2020-06-04

Hierarchical decorrelation of multichannel audio

 #76
20200111502
2020-04-09

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #77
20200090672
2020-03-19

Audio signal encoding and decoding

 #78
20200090671
2020-03-19

Low-complexity tonality-adaptive audio signal quantization

 #79
20200090665
2020-03-19

Encoding method, decoding method, encoder, decoder, program, and recording medium

 #80
20200090664
2020-03-19

Encoding method, decoding method, encoder, decoder, program, and recording medium

 #81
20200051577
2020-02-13

Noise filling in multichannel audio coding

 #82
20200005804
2020-01-02

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #83
20190392847
2019-12-26

Stereo audio signal encoder

 #84
20190385620
2019-12-19

Encoding method and apparatus

 #85
20190355367
2019-11-21

Energy lossless-encoding method and apparatus, audio encoding method and apparatus, energy lossless-decoding method and apparatus, and audio decoding method and apparatus

 #86
20190341064
2019-11-07

Cooperative pyramid vector quantizers for scalable audio coding

 #87
20190320348
2019-10-17

Non-uniform parameter quantization for advanced coupling

 #88
20190313100
2019-10-10

Source coding scheme using entropy coding to code a quantized signal

 #89
20190311727
2019-10-10

Hybrid encoding method and apparatus for encoding speech or non-speech frames using different coding algorithms

 #90
20190304475
2019-10-03

Extended-range coarse-fine quantization for audio coding

 #91
20190251979
2019-08-15

Encoding device, decoding device, encoding method, decoding method, and non-transitory computer-readable recording medium

 #92
20190228783
2019-07-25

Audio signal coding apparatus, audio signal decoding apparatus, audio signal coding method, and audio signal decoding method

 #93
20190189139
2019-06-20

Signal encoding method and device and signal decoding method and device

 #94
20190180762
2019-06-13

Noise filling in multichannel audio coding

 #95
20190172475
2019-06-06

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #96
20190164559
2019-05-30

Encoder and encoding method, decoder and decoding method, and program

 #97
20190158833
2019-05-23

Signal encoding method and apparatus and signal decoding method and apparatus

 #98
20190122680
2019-04-25

Adaptive transition frequency between noise fill and bandwidth extension

 #99
20190122679
2019-04-25

Device and method for bandwidth extension for audio signals

 #100
20190103123
2019-04-04

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #101
20190096418
2019-03-28

Hierarchical decorrelation of multichannel audio

 #102
20190027155
2019-01-24

Voice audio encoding device, voice audio decoding device, voice audio encoding method, and voice audio decoding method

 #103
20190005969
2019-01-03

Apparatus and method for stereo filling in multichannel coding

 #104
20180352475
2018-12-06

Non-uniform parameter quantization for advanced coupling

 #105
20180322889
2018-11-08

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #106
20180211677
2018-07-26

Advanced quantizer

 #107
20180137873
2018-05-17

Gain adjustment coding for audio encoder by periodicity-based and non-periodicity-based encoding methods

 #108
20180137872
2018-05-17

Gain adjustment coding for audio encoder by periodicity-based and non-periodicity-based encoding methods

 #109
20180130480
2018-05-10

Audio coding with range extension

 #110
20180025738
2018-01-25

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #111
20180025737
2018-01-25

Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element

 #112
20180012608
2018-01-11

System, method, and non-transitory computer readable medium storing a program utilizing a postfilter for filtering a prefiltered audio signal in a decoder

 #113
20170345436
2017-11-30

Audio encoding method and apparatus

 #114
20170345434
2017-11-30

Encoder and encoding method, decoder and decoding method, and program

 #115
20170345431
2017-11-30

Voice audio encoding device, voice audio decoding device, voice audio encoding method, and voice audio decoding method

 #116
20170323649
2017-11-09

Device and method for bandwidth extension for audio signals

 #117
20170316784
2017-11-02

Encoding method and apparatus

 #118
20170309283
2017-10-26

Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and a computer program

 #119
20170301358
2017-10-19

Adaptive transition frequency between noise fill and bandwidth extension

 #120
20170270941
2017-09-21

Encoding apparatus for processing an input signal and decoding apparatus for processing an encoded signal

 #121
20170238208
2017-08-17

Non-uniform parameter quantization for advanced coupling

 #122
20170148460
2017-05-25

Systems and methods of performing gain adjustment

 #123
20170142412
2017-05-18

Source coding scheme using entropy coding to code a quantized signal on a determined number of bits

 #124
20170103768
2017-04-13

Hybrid encoding method and apparatus for encoding speech or non-speech frames using different coding algorithms

 #125
20170076728
2017-03-16

Speech/audio encoding apparatus and method thereof

 #126
20170069329
2017-03-09

Method and apparatus for allocating bits of audio signal

 #127
20170069328
2017-03-09

Audio signal coding apparatus, audio signal decoding apparatus, audio signal coding method, and audio signal decoding method

 #128
20170061977
2017-03-02

Method and a decoder for attenuation of signal regions reconstructed with low accuracy

 #129
20170025131
2017-01-26

Method and apparatus for encoding audio data

 #130
20170025130
2017-01-26

Device and method for bandwidth extension for audio signals

 #131
20170004839
2017-01-05

Audio encoder, audio decoder, methods for encoding and decoding an audio signal, and a computer program

 #132
20160336017
2016-11-17

Encoding device, decoding device, encoding method, decoding method, and non-transitory computer-readable recording medium

 #133
20160329056
2016-11-10

Multi-channel audio signal classifier

 #134
20160293176
2016-10-06

Hierarchical decorrelation of multichannel audio

 #135
20160275955
2016-09-22

Encoding method and apparatus

 #136
20160240201
2016-08-18

Method and a decoder for attenuation of signal regions reconstructed with low accuracy

 #137
20160225379
2016-08-04

Signal encoding method and device and signal decoding method and device

 #138
20160217800
2016-07-28

Non-uniform parameter quantization for advanced coupling

 #139
20160196826
2016-07-07

Method and apparatus for encoding and decoding audio signal

 #140
20160171985
2016-06-16

System and method for dynamic equalization of audio data

 #141
20160155447
2016-06-02

Bitstream syntax for spatial voice coding

 #142
20160140974
2016-05-19

Noise filling in multichannel audio coding

 #143
20160111103
2016-04-21

Device and method for bandwidth extension for audio signals

 #144
20160086614
2016-03-24

Adaptive transition frequency between noise fill and bandwidth extension

 #145
20160042744
2016-02-11

Advanced quantizer

 #146
20160027448
2016-01-28

Low-complexity tonality-adaptive audio signal quantization

 #147
20160027445
2016-01-28

Stereo audio signal encoder

 #148
20150317991
2015-11-05

Voice audio encoding device, voice audio decoding device, voice audio encoding method, and voice audio decoding method

 #149
20150310871
2015-10-29

Stereo audio signal encoder

 #150
20150262587
2015-09-17

Pitch synchronous speech coding based on timbre vectors

 #151
20150221315
2015-08-06

Energy lossless-encoding method and apparatus, audio encoding method and apparatus, energy lossless-decoding method and apparatus, and audio decoding method and apparatus

 #152
20150221310
2015-08-06

Data compression apparatus, computer-readable storage medium having stored therein data compression program, data compression system, data compression method, data decompression apparatus, data compression/decompression apparatus, and data structure of compressed data

 #153
20150206541
2015-07-23

Method and apparatus for allocating bits of audio signal

 #154
20150170661
2015-06-18

Methods and apparatus for embedding codes in compressed audio data streams

 #155
20150149161
2015-05-28

Method and arrangement for scalable low-complexity coding/decoding

 #156
20150112693
2015-04-23

Audio encoder, audio decoder, methods for encoding and decoding an audio signal, and a computer program

 #157
20150106107
2015-04-16

Systems and methods of energy-scaled signal processing

 #158
20150095039
2015-04-02

Enhancing performance of spectral band replication and related high frequency reconstruction coding

 #159
20150088529
2015-03-26

Encoding method, encoder, program and recording medium

 #160
20140334540
2014-11-13

Encoder and encoding method, decoder and decoding method, and program

 #161
20140297290
2014-10-02

Apparatus and method for decoding audio data

 #162
20140236605
2014-08-21

Audio encoder, audio decoder, methods for encoding and decoding an audio signal, and a computer program

 #163
20140229188
2014-08-14

Enhancing performance of spectral band replication and related high frequency reconstruction coding

 #164
20140156285
2014-06-05

Method and apparatus for quantisation index modulation for watermarking an input signal

 #165
20140142956
2014-05-22

Transform coding of speech and audio signals

 #166
20140112481
2014-04-24

Hierarchical deccorelation of multichannel audio

 #167
20140108021
2014-04-17

Method and apparatus for processing audio data

 #168
20140081646
2014-03-20

Method and a decoder for attenuation of signal regions reconstructed with low accuracy

 #169
20140039902
2014-02-06

Data compression apparatus, computer-readable storage medium having stored therein data compression program, data compression system, data compression method, data decompression apparatus, data compression/decompression apparatus, and data structure of compressed data

 #170
20140019145
2014-01-16

Encoding method, decoding method, encoder, decoder, program, and recording medium

 #171
20140006790
2014-01-02

Method and apparatus for watermarking an AC-3 encoded bit stream

 #172
20130282383
2013-10-24

Audio encoder and decoder

 #173
20130282382
2013-10-24

Audio encoder and decoder

 #174
20130254249
2013-09-26

Apparatus and method for low complexity combinatorial coding of signals

 #175
20130253938
2013-09-26

Audio encoding using adaptive codebook application ranges

 #176
20130218577
2013-08-22

Methods and systems for perceptual spectral decoding

 #177
20130054252
2013-02-28

Audio processing method and apparatus by utilizing a partition domain spreading function table stored in three linear arrays for reducing storage

 #178
20130006647
2013-01-03

Encoding device and encoding method, decoding device and decoding method, and program

 #179
20120303375
2012-11-29

Audio decoding using variable-length codebook application ranges

 #180
20120278085
2012-11-01

Method and a decoder for attenuation of signal regions reconstructed with low accuracy

 #181
20120259645
2012-10-11

Method and apparatus for encoding audio data

 #182
20120215525
2012-08-23

METHOD AND APPARATUS FOR MIXED DIMENSIONALITY ENCODING AND DECODING

 #183
20120213385
2012-08-23

Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting

 #184
20120143614
2012-06-07

Encoding apparatus, encoding method, decoding apparatus, decoding method, and program

 #185
20120136657
2012-05-31

Audio coding device, method, and computer-readable recording medium storing program

 #186
20120029927
2012-02-02

Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting

 #187
20120022879
2012-01-26

Methods and apparatus for embedding codes in compressed audio data streams

 #188
20120020406
2012-01-26

Method and apparatus for lossless encoding and decoding based on context

 #189
20120007753
2012-01-12

Encoding apparatus, encoding method, decoding apparatus, decoding method, and program

 #190
20110264454
2011-10-27

Adaptive transition frequency between noise fill and bandwidth extension

 #191
20110238426
2011-09-29

Audio decoder, audio encoder, method for decoding an audio signal, method for encoding an audio signal, computer program and audio signal

 #192
20110173014
2011-07-14

Audio decoding using variable-length codebook application ranges

 #193
20110173012
2011-07-14

Noise filer, noise filling parameter calculator encoded audio signal representation, methods and computer program

 #194
20110170711
2011-07-14

Audio encoder, audio decoder, methods for encoding and decoding an audio signal, and a computer program

 #195
20110153315
2011-06-23

Audio and speech processing with optimal bit-allocation for constant bit rate applications

 #196
20110145004
2011-06-16

Bitrate constrained variable bitrate audio encoding

 #197
20110071839
2011-03-24

Method and apparatus for encoding audio data

 #198
20110046966
2011-02-24

Frequency band scale factor determination in audio encoding based upon frequency band signal energy

 #199
20110035212
2011-02-10

TRANSFORM CODING OF SPEECH AND AUDIO SIGNALS

 #200
20110015768
2011-01-20

Method and an apparatus for processing an audio signal

 #201
20100286991
2010-11-11

Audio encoder and decoder

 #202
20100286990
2010-11-11

Audio encoder and decoder with long term prediction

 #203
20100241437
2010-09-23

Method and device for noise filling

 #204
20100201549
2010-08-12

Bitcount determination for iterative signal coding

 #205
20100114585
2010-05-06

Apparatus and method for processing a time domain audio signal with a noise filling flag

 #206
20100114581
2010-05-06

Method for encoding, method for decoding, encoder, decoder and computer program products

 #207
20100049532
2010-02-25

Bitrate constrained variable bitrate audio encoding

 #208
20090319280
2009-12-24

Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting

 #209
20090319259
2009-12-24

Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting

 #210
20090315748
2009-12-24

Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting

 #211
20090254783
2009-10-08

Information signal encoding using a forward-adaptive prediction and a backwards-adaptive quantization

 #212
20090228284
2009-09-10

METHOD AND APPARATUS FOR ENCODING/DECODING MULTI-CHANNEL AUDIO SIGNAL BY USING A PLURALITY OF VARIABLE LENGTH CODE TABLES

 #213
20090210235
2009-08-20

Audio signal encoding device, method, and medium by correcting allowable error powers for a tonal frequency spectrum

 #214
20090210219
2009-08-20

APPARATUS AND METHOD FOR CODING AND DECODING RESIDUAL SIGNAL

 #215
20090144055
2009-06-04

Audio coding system using temporal shape of a decoded signal to adapt synthesized spectral components

 #216
20090138267
2009-05-28

Audio coding system using temporal shape of a decoded signal to adapt synthesized spectral components

 #217
20090132238
2009-05-21

EFFICIENT METHOD FOR REUSING SCALE FACTORS TO IMPROVE THE EFFICIENCY OF AN AUDIO ENCODER

 #218
20090100121
2009-04-16

Apparatus and method for low complexity combinatorial coding of signals

 #219
20090099851
2009-04-16

ADAPTIVE BIT POOL ALLOCATION IN SUB-BAND CODING

 #220
20090089049
2009-04-02

METHOD AND APPARATUS FOR ADAPTIVELY DETERMINING QUANTIZATION STEP ACCORDING TO MASKING EFFECT IN PSYCHOACOUSTICS MODEL AND ENCODING/DECODING AUDIO SIGNAL BY USING DETERMINED QUANTIZATION STEP

 #221
20090083046
2009-03-26

Efficient coding of digital media spectral data using wide-sense perceptual similarity

 #222
20090083043
2009-03-26

Method of coding a source audio signal, corresponding coding device, decoding method and device, signal, computer program products

 #223
20090083042
2009-03-26

Encoding Method and Encoding Apparatus

 #224
20090048852
2009-02-19

Encoding and/or decoding digital signals using a permutation value

 #225
20090037166
2009-02-05

Audio encoding method with function of accelerating a quantization iterative loop process

 #226
20090024398
2009-01-22

Apparatus and method for low complexity combinatorial coding of signals

 #227
20080255855
2008-10-16

Method and apparatus for coding and decoding amplitude of partial

 #228
20080154589
2008-06-26

Apparatus and method for controlling audio-frame division

 #229
20080112632
2008-05-15

Lossless encoding and decoding of digital data

 #230
20080091288
2008-04-17

Methods and apparatus for embedding codes in compressed audio data streams

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