ClassID:

197446

G10L19/07 - 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 predictive techniques; Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients Line spectrum pair [LSP] vocoders

Recent Application in this class:
#1
20260148742
2026-05-28

METHODS AND SYSTEM FOR WAVEFORM CODING OF AUDIO SIGNALS WITH A GENERATIVE MODEL BY IMPLEMENTING A PROBABILITY DISTRIBUTION

#2
20250384890
2025-12-18

CODING DEVICE, DECODING DEVICE, AND METHOD AND PROGRAM THEREOF

#3
20250356867
2025-11-20

Methods, Encoder And Decoder For Linear Predictive Encoding And Decoding Of Sound Signals Upon Transition Between Frames Having Different Sampling Rates

#4
20250252963
2025-08-07

METHOD FOR QUANTIZING LINE SPECTRAL FREQUENCIES

#5
20250037727
2025-01-30

Stereo Signal Encoding Method and Apparatus, and Stereo Signal Decoding Method and Apparatus

#6
20240428807
2024-12-26

Audio Signal Encoding Method and Apparatus

#7
20240339119
2024-10-10

CODING DEVICE, DECODING DEVICE, AND METHOD AND PROGRAM THEREOF

#8
20240021209
2024-01-18

Stereo signal encoding method and apparatus, and stereo signal decoding method and apparatus

#9
20240013796
2024-01-11

SPEECH CODING METHOD AND APPARATUS FOR PERFORMING THE SAME

#10
20230395084
2023-12-07

Audio signal encoding method and apparatus

#11
20230326472
2023-10-12

Methods, Encoder And Decoder For Linear Predictive Encoding And Decoding Of Sound Signals Upon Transition Between Frames Having Different Sampling Rates

#12
20230306976
2023-09-28

Coding device, decoding device, and method and program thereof

#13
20230186928
2023-06-15

METHODS AND APPARATUS FOR UNIFIED SPEECH AND AUDIO DECODING IMPROVEMENTS

#14
20230039606
2023-02-09

Audio signal encoding method and apparatus

#15
20220406316
2022-12-22

Stereo signal encoding method and apparatus, and stereo signal decoding method and apparatus

#16
20220392458
2022-12-08

METHODS AND SYSTEM FOR WAVEFORM CODING OF AUDIO SIGNALS WITH A GENERATIVE MODEL

#17
20220157296
2022-05-19

Information processing system, information processing method, and program

#18
20220139411
2022-05-05

Audio signal discontinuity correction processing system

#19
20210375296
2021-12-02

Methods, encoder and decoder for linear predictive encoding and decoding of sound signals upon transition between frames having different sampling rates

#20
20210335380
2021-10-28

Hearing device and method with non-intrusive speech intelligibility

#21
20210335375
2021-10-28

Coding device, decoding device, and method and program thereof

#22
20210335374
2021-10-28

Coding device, decoding device, and method and program thereof

#23
20210335373
2021-10-28

Concept for encoding of information

#24
20210166704
2021-06-03

Generation of comfort noise

#25
20210142809
2021-05-13

Apparatus and method realizing improved concepts for TCX LTP

#26
20210125620
2021-04-29

Stereo signal encoding method and apparatus, and stereo signal decoding method and apparatus

#27
20210118455
2021-04-22

Stereo signal encoding method and apparatus, and stereo signal decoding method and apparatus

#28
20210098010
2021-04-01

Concept for encoding an audio signal and decoding an audio signal using speech related spectral shaping information

#29
20210098003
2021-04-01

Apparatus and method for improved signal fade out in different domains during error concealment

#30
20200312338
2020-10-01

Apparatus and method for improved signal fade out for switched audio coding systems during error concealment

#31
20200258530
2020-08-13

Apparatus and method for generating an adaptive spectral shape of comfort noise

#32
20200258529
2020-08-13

Apparatus and method realizing a fading of an MDCT spectrum to white noise prior to FDNS application

#33
20200234723
2020-07-23

Audio signal discontinuity processing system

#34
20200219521
2020-07-09

Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information

#35
20200090673
2020-03-19

Coding device, decoding device, and method and program thereof

#36
20200043506
2020-02-06

Decoding method, apparatus and recording medium

#37
20200035253
2020-01-30

Methods, encoder and decoder for linear predictive encoding and decoding of sound signals upon transition between frames having different sampling rates

#38
20190385624
2019-12-19

Methods for improving high frequency reconstruction

#39
20190371349
2019-12-05

Audio coding based on audio pattern recognition

#40
20190355369
2019-11-21

Coding device, decoding device, and method and program thereof

#41
20190341065
2019-11-07

Concept for encoding of information

#42
20190333529
2019-10-31

Concept for encoding an audio signal and decoding an audio signal using speech related spectral shaping information

#43
20190318752
2019-10-17

Generation of comfort noise

#44
20190304476
2019-10-03

Coding device, decoding device, and method and program thereof

#45
20190287545
2019-09-19

Coding device, decoding device, and method and program thereof

#46
20190279651
2019-09-12

Methods, encoder and decoder for handling line spectral frequency coefficients

#47
20190259403
2019-08-22

Frequency domain parameter sequence generating method, encoding method, decoding method, frequency domain parameter sequence generating apparatus, encoding apparatus, decoding apparatus, program, and recording medium

#48
20190228787
2019-07-25

Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information

#49
20190051313
2019-02-14

Audio signal processing device, audio signal processing method, and audio signal processing program

#50
20190019526
2019-01-17

Hearing device and method with non-intrusive speech intelligibility

#51
20190019524
2019-01-17

Weight function determination device and method for quantizing linear prediction coding coefficient

#52
20180374489
2018-12-27

Bit error detector for an audio signal decoder

#53
20180330741
2018-11-15

Coding device, decoding device, and method and program thereof

#54
20180308495
2018-10-25

Apparatus and method for generating an adaptive spectral shape of comfort noise

#55
20180268843
2018-09-20

Parameter determination device, method, program and recording medium for determining a parameter indicating a characteristic of sound signal

#56
20180268825
2018-09-20

Apparatus and method realizing improved concepts for TCX LTP

#57
20180261230
2018-09-13

Apparatus and method for improved signal fade out in different domains during error concealment

#58
20180233153
2018-08-16

Apparatus and method realizing a fading of an MDCT spectrum to white noise prior to FDNS application

#59
20180151184
2018-05-31

Apparatus and method for improved signal fade out for switched audio coding systems during error concealment

#60
20180137871
2018-05-17

Methods, encoder and decoder for linear predictive encoding and decoding of sound signals upon transition between frames having different sampling rates

#61
20180096694
2018-04-05

Coding and decoding a sound signal by adapting coefficients transformable to linear predictive coefficients and/or adapting a code book

#62
20180090155
2018-03-29

Matching device, judgment device, and method, program, and recording medium therefor

#63
20180075856
2018-03-15

Methods, encoder and decoder for linear predictive encoding and decoding of sound signals upon transition between frames having different sampling rates

#64
20180068669
2018-03-08

Audio signal processing device, audio signal processing method, and audio signal processing program

#65
20170358310
2017-12-14

Apparatus and method determining weighting function for linear prediction coding coefficients quantization

#66
20170358309
2017-12-14

Determining weighting functions for line spectral frequency coefficients

#67
20170352354
2017-12-07

Generation of comfort noise

#68
20170249947
2017-08-31

Frequency domain parameter sequence generating method, encoding method, decoding method, frequency domain parameter sequence generating apparatus, encoding apparatus, decoding apparatus, program, and recording medium

#69
20170221494
2017-08-03

Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium and electronic device therefor

#70
20170178658
2017-06-22

High frequency regeneration of an audio signal with synthetic sinusoid addition

#71
20170178657
2017-06-22

High frequency regeneration of an audio signal with synthetic sinusoid addition

#72
20170178656
2017-06-22

High frequency regeneration of an audio signal with synthetic sinusoid addition

#73
20170178655
2017-06-22

High frequency regeneration of an audio signal with synthetic sinusoid addition

#74
20170178654
2017-06-22

High frequency regeneration of an audio signal with synthetic sinusoid addition

#75
20170178647
2017-06-22

High frequency regeneration of an audio signal with synthetic sinusoid addition

#76
20170178646
2017-06-22

High frequency regeneration of an audio signal with synthetic sinusoid addition

#77
20170148455
2017-05-25

Vector quantization

#78
20170125029
2017-05-04

Packet bearing signaling information indicative of whether to decode a primary coding or a redundant coding of the packet

#79
20170053659
2017-02-23

Signal re-use during bandwidth transition period

#80
20170053656
2017-02-23

Coding device, decoding device, method, program and recording medium thereof

#81
20170047075
2017-02-16

Coding device, decoding device, method, program and recording medium thereof

#82
20170040025
2017-02-09

Method and apparatus for encoding and decoding high frequency signal

#83
20160379656
2016-12-29

Concept for encoding of information

#84
20160358616
2016-12-08

Methods for improving high frequency reconstruction

#85
20160358612
2016-12-08

Frame error concealment method and apparatus and decoding method and apparatus using the same

#86
20160336018
2016-11-17

Weight function determination device and method for quantizing linear prediction coding coefficient

#87
20160314797
2016-10-27

Audio signal lattice vector quantizer

#88
20160300585
2016-10-13

Method and device for processing audio signals

#89
20160293170
2016-10-06

Generation of comfort noise

#90
20160240202
2016-08-18

Audio signal processing system for discontinuity correction

#91
20160232912
2016-08-11

High frequency regeneration of an audio signal with synthetic sinusoid addition

#92
20160232909
2016-08-11

Concept for encoding an audio signal and decoding an audio signal using speech related spectral shaping information

#93
20160232908
2016-08-11

Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information

#94
20160225380
2016-08-04

Apparatus and method for determining weighting function having for associating linear predictive coding (LPC) coefficients with line spectral frequency coefficients and immittance spectral frequency coefficients

#95
20160199724
2016-07-14

Card handling apparatuses and methods for handling cards

#96
20160111106
2016-04-21

Apparatus and method determining weighting function for linear prediction coding coefficients quantization

#97
20160111101
2016-04-21

Apparatus and method for concealing frame erasure and voice decoding apparatus and method using the same

#98
20160111095
2016-04-21

Apparatus and method for improved signal fade out in different domains during error concealment

#99
20160104497
2016-04-14

Apparatus and method for generating an adaptive spectral shape of comfort noise

#100
20160104489
2016-04-14

Apparatus and method realizing improved concepts for TCX LTP

#101
20160104488
2016-04-14

Apparatus and method for improved signal fade out for switched audio coding systems during error concealment

#102
20160104487
2016-04-14

Apparatus and method realizing a fading of an MDCT spectrum to white noise prior to FDNS application

#103
20150317993
2015-11-05

Method and system to play background music along with voice on a CDMA network

#104
20150287418
2015-10-08

Method and apparatus for resilient vector quantization

#105
20150162017
2015-06-11

Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium and electronic device therefor

#106
20140372108
2014-12-18

Method and apparatus for encoding and decoding high frequency signal

#107
20140358529
2014-12-04

Systems, Devices and Methods for Processing Speech Signals

#108
20140330415
2014-11-06

Method and apparatus for detecting audio sampling rate

#109
20140327208
2014-11-06

Methods for shuffling cards and rack assemblies for use in automatic card shufflers

#110
20140236588
2014-08-21

Systems and methods for mitigating potential frame instability

#111
20140236583
2014-08-21

Systems and methods for determining an interpolation factor set for synthesizing a speech signal

#112
20140229171
2014-08-14

Systems and methods of performing filtering for gain determination

#113
20130226597
2013-08-29

Methods for improving high frequency reconstruction

#114
20130173263
2013-07-04

Quantization device and quantization method

#115
20130096913
2013-04-18

METHOD AND APPARATUS FOR ADAPTIVE MULTI RATE CODEC

#116
20130030800
2013-01-31

Adaptive voice intelligibility processor

#117
20120286471
2012-11-15

Device and method for handling, shuffling, and moving cards

#118
20120278069
2012-11-01

Method of quantizing linear predictive coding coefficients, sound encoding method, method of de-quantizing linear predictive coding coefficients, sound decoding method, and recording medium and electronic device therefor

#119
20120245930
2012-09-27

Method and apparatus for encoding a speech signal

#120
20120232888
2012-09-13

Apparatus and method for concealing frame erasure and voice decoding apparatus and method using the same

#121
20120231768
2012-09-13

Method and system to play background music along with voice on a CDMA network

#122
20120116757
2012-05-10

Method and apparatus for encoding and decoding high frequency signal

#123
20120095756
2012-04-19

Apparatus and method for determining weighting function having for associating linear predictive coding (LPC) coefficients with line spectral frequency coefficients and immittance spectral frequency coefficients

#124
20110316732
2011-12-29

Vector quantization device, vector inverse-quantization device, and methods of same

#125
20110295608
2011-12-01

Methods for improving high frequency reconstruction

#126
20110295600
2011-12-01

Apparatus and method determining weighting function for linear prediction coding coefficients quantization

#127
20110077945
2011-03-31

Flexible parameter update in audio/speech coded signals

#128
20110040558
2011-02-17

Scalable encoding apparatus, scalable decoding apparatus, scalable encoding method, scalable decoding method, communication terminal apparatus, and base station apparatus

#129
20110004469
2011-01-06

VECTOR QUANTIZATION DEVICE, VECTOR INVERSE QUANTIZATION DEVICE, AND METHOD THEREOF

#130
20100320685
2010-12-23

Device and method for continuously shuffling and monitoring cards

#131
20100217753
2010-08-26

Multi-stage quantization method and device

#132
20100211398
2010-08-19

Vector quantization apparatus, vector dequantization apparatus, and the methods

#133
20100191523
2010-07-29

Method and apparatus for recovering line spectrum pair parameter and speech decoding apparatus using same

#134
20100174547
2010-07-08

Speech coding

#135
20100174532
2010-07-08

Speech encoding and decoding utilizing line spectral frequency interpolation

#136
20100057447
2010-03-04

Parameter decoding device, parameter encoding device, and parameter decoding method

#137
20090326929
2009-12-31

Methods for improving high frequency reconstruction

#138
20090299738
2009-12-03

VECTOR QUANTIZING DEVICE, VECTOR DEQUANTIZING DEVICE, VECTOR QUANTIZING METHOD, AND VECTOR DEQUANTIZING METHOD

#139
20090292537
2009-11-26

Wide-band encoding device, wide-band LSP prediction device, band scalable encoding device, wide-band encoding method

#140
20090245276
2009-10-01

Systems, methods and apparatus for transmitting data over a voice channel of a telephone network using linear predictive coding based modulation

#141
20090198491
2009-08-06

LSP VECTOR QUANTIZATION APPARATUS, LSP VECTOR INVERSE-QUANTIZATION APPARATUS, AND THEIR METHODS

#142
20090132261
2009-05-21

Methods and apparatus for improving high frequency reconstruction of audio and speech signals

#143
20080203658
2008-08-28

Device and method for continuously shuffling and monitoring cards

#144
20080183465
2008-07-31

Coefficient splitting structure for vector quantization bit allocation and dequantization

#145
20080126904
2008-05-29

Frame error concealment method and apparatus and decoding method and apparatus using the same

#146
20080126085
2008-05-29

Vector transformation apparatus and vector transformation method

#147
20080120118
2008-05-22

Method and apparatus for encoding and decoding high frequency signal

#148
20080059166
2008-03-06

Scalable encoding apparatus, scalable decoding apparatus, scalable encoding method, scalable decoding method, communication terminal apparatus, and base station apparatus

#149
20070271092
2007-11-22

Scalable encoding device and scalable encoding method

#150
20070223577
2007-09-27

Scalable encoding device, scalable decoding device, and method thereof

#151
20070088543
2007-04-19

Multimode speech coding apparatus and decoding apparatus

#152
20070061136
2007-03-15

Optimized windows and methods therefore for gradient-descent based window optimization for linear prediction analysis in the ITU-T G.723.1 speech coding standard

#153
20070061135
2007-03-15

Optimized windows and interpolation factors, and methods for optimizing windows, interpolation factors and linear prediction analysis in the ITU-T G.729 speech coding standard

#154
20070055504
2007-03-08

Optimized windows and interpolation factors, and methods for optimizing windows, interpolation factors and linear prediction analysis in the ITU-T G.729 speech coding standard

#155
20070055503
2007-03-08

Optimized windows and interpolation factors, and methods for optimizing windows, interpolation factors and linear prediction analysis in the ITU-T G.729 speech coding standard

#156
20070027683
2007-02-01

Apparatus and method for concealing frame erasure and voice decoding apparatus and method using the same

#157
20060178872
2006-08-10

Method and apparatus for recovering line spectrum pair parameter and speech decoding apparatus using same

#158
20060129399
2006-06-15

Speech conversion system and method

#159
20060122828
2006-06-08

Highband speech coding apparatus and method for wideband speech coding system

#160
20060080090
2006-04-13

Reusing codebooks in parameter quantization

#161
20060074643
2006-04-06

Apparatus and method of encoding/decoding voice for selecting quantization/dequantization using characteristics of synthesized voice

#162
20050261896
2005-11-24

Audio coding

#163
20050206077
2005-09-22

Device and method for continuously shuffling and monitoring cards for specialty games

#164
20050096917
2005-05-05

Methods for improving high frequency reconstruction

#165
20050093231
2005-05-05

Device and method for continuously shuffling and monitoring cards

#166
20050093230
2005-05-05

Device and method for continuously shuffling and monitoring cards

#167
20050062229
2005-03-24

Device and method for continuously shuffling and monitoring cards