CA2887009C - An apparatus for encoding a speech signal employing acelp in the autocorrelation domain - Google Patents

An apparatus for encoding a speech signal employing acelp in the autocorrelation domain Download PDF

Info

Publication number
CA2887009C
CA2887009C CA2887009A CA2887009A CA2887009C CA 2887009 C CA2887009 C CA 2887009C CA 2887009 A CA2887009 A CA 2887009A CA 2887009 A CA2887009 A CA 2887009A CA 2887009 C CA2887009 C CA 2887009C
Authority
CA
Canada
Prior art keywords
speech signal
vector
codebook
autocorrelation matrix
matrix
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2887009A
Other languages
English (en)
French (fr)
Other versions
CA2887009A1 (en
Inventor
Tom Backstrom
Markus Multrus
Guillaume Fuchs
Christian Helmrich
Martin Dietz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
Priority to CA2979948A priority Critical patent/CA2979948C/en
Priority to CA2979857A priority patent/CA2979857C/en
Publication of CA2887009A1 publication Critical patent/CA2887009A1/en
Application granted granted Critical
Publication of CA2887009C publication Critical patent/CA2887009C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—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
    • G10L19/02—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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—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
    • G10L19/04—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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—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
    • G10L19/04—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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/10—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a multipulse excitation
    • G10L19/107—Sparse pulse excitation, e.g. by using algebraic codebook
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—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
    • G10L2019/0001—Codebooks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CA2887009A 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain Active CA2887009C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA2979948A CA2979948C (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
CA2979857A CA2979857C (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261710137P 2012-10-05 2012-10-05
US61/710,137 2012-10-05
PCT/EP2013/066074 WO2014053261A1 (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CA2979948A Division CA2979948C (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
CA2979857A Division CA2979857C (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain

Publications (2)

Publication Number Publication Date
CA2887009A1 CA2887009A1 (en) 2014-04-10
CA2887009C true CA2887009C (en) 2019-12-17

Family

ID=48906260

Family Applications (3)

Application Number Title Priority Date Filing Date
CA2887009A Active CA2887009C (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
CA2979857A Active CA2979857C (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
CA2979948A Active CA2979948C (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain

Family Applications After (2)

Application Number Title Priority Date Filing Date
CA2979857A Active CA2979857C (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
CA2979948A Active CA2979948C (en) 2012-10-05 2013-07-31 An apparatus for encoding a speech signal employing acelp in the autocorrelation domain

Country Status (21)

Country Link
US (4) US10170129B2 (enExample)
EP (3) EP3444818B1 (enExample)
JP (1) JP6122961B2 (enExample)
KR (1) KR101691549B1 (enExample)
CN (1) CN104854656B (enExample)
AR (1) AR092875A1 (enExample)
AU (1) AU2013327192B2 (enExample)
BR (1) BR112015007137B1 (enExample)
CA (3) CA2887009C (enExample)
ES (2) ES2701402T3 (enExample)
FI (1) FI3444818T3 (enExample)
MX (1) MX347921B (enExample)
MY (1) MY194208A (enExample)
PL (2) PL2904612T3 (enExample)
PT (2) PT3444818T (enExample)
RU (1) RU2636126C2 (enExample)
SG (1) SG11201502613XA (enExample)
TR (1) TR201818834T4 (enExample)
TW (1) TWI529702B (enExample)
WO (1) WO2014053261A1 (enExample)
ZA (1) ZA201503025B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3080621B1 (ja) 1999-10-13 2000-08-28 大和紡績株式会社 コイルフアスナー継手形成用スライダー
CA2887009C (en) * 2012-10-05 2019-12-17 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
EP2919232A1 (en) * 2014-03-14 2015-09-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and method for encoding and decoding
BR112016022466B1 (pt) 2014-04-17 2020-12-08 Voiceage Evs Llc método para codificar um sinal sonoro, método para decodificar um sinal sonoro, dispositivo para codificar um sinal sonoro e dispositivo para decodificar um sinal sonoro
EP3537439B1 (en) 2014-05-01 2020-05-13 Nippon Telegraph and Telephone Corporation Periodic-combined-envelope-sequence generation device, periodic-combined-envelope-sequence generation method, periodic-combined-envelope-sequence generation program and recording medium
EA201992556A1 (ru) * 2015-10-08 2021-03-31 Долби Лэборетериз Лайсенсинг Корпорейшн Аудиодекодер и способ декодирования

Family Cites Families (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4815135A (en) * 1984-07-10 1989-03-21 Nec Corporation Speech signal processor
US4868867A (en) * 1987-04-06 1989-09-19 Voicecraft Inc. Vector excitation speech or audio coder for transmission or storage
US4910781A (en) * 1987-06-26 1990-03-20 At&T Bell Laboratories Code excited linear predictive vocoder using virtual searching
EP0422232B1 (en) * 1989-04-25 1996-11-13 Kabushiki Kaisha Toshiba Voice encoder
CA2010830C (en) * 1990-02-23 1996-06-25 Jean-Pierre Adoul Dynamic codebook for efficient speech coding based on algebraic codes
US5495555A (en) * 1992-06-01 1996-02-27 Hughes Aircraft Company High quality low bit rate celp-based speech codec
FR2700632B1 (fr) * 1993-01-21 1995-03-24 France Telecom Système de codage-décodage prédictif d'un signal numérique de parole par transformée adaptative à codes imbriqués.
JP3209248B2 (ja) * 1993-07-05 2001-09-17 日本電信電話株式会社 音声の励振信号符号化法
US5854998A (en) * 1994-04-29 1998-12-29 Audiocodes Ltd. Speech processing system quantizer of single-gain pulse excitation in speech coder
FR2729245B1 (fr) * 1995-01-06 1997-04-11 Lamblin Claude Procede de codage de parole a prediction lineaire et excitation par codes algebriques
FR2729247A1 (fr) * 1995-01-06 1996-07-12 Matra Communication Procede de codage de parole a analyse par synthese
US5751901A (en) * 1996-07-31 1998-05-12 Qualcomm Incorporated Method for searching an excitation codebook in a code excited linear prediction (CELP) coder
CN1163870C (zh) * 1996-08-02 2004-08-25 松下电器产业株式会社 声音编码装置和方法，声音译码装置，以及声音译码方法
US5794182A (en) * 1996-09-30 1998-08-11 Apple Computer, Inc. Linear predictive speech encoding systems with efficient combination pitch coefficients computation
EP0994462B1 (en) * 1996-11-07 2002-04-03 Matsushita Electric Industrial Co., Ltd Excitation vector generation
US6055496A (en) * 1997-03-19 2000-04-25 Nokia Mobile Phones, Ltd. Vector quantization in celp speech coder
US5924062A (en) * 1997-07-01 1999-07-13 Nokia Mobile Phones ACLEP codec with modified autocorrelation matrix storage and search
KR100319924B1 (ko) * 1999-05-20 2002-01-09 윤종용 음성 부호화시에 대수코드북에서의 대수코드 탐색방법
GB9915842D0 (en) * 1999-07-06 1999-09-08 Btg Int Ltd Methods and apparatus for analysing a signal
US6704703B2 (en) * 2000-02-04 2004-03-09 Scansoft, Inc. Recursively excited linear prediction speech coder
WO2002031815A1 (en) * 2000-10-13 2002-04-18 Science Applications International Corporation System and method for linear prediction
CA2327041A1 (en) * 2000-11-22 2002-05-22 Voiceage Corporation A method for indexing pulse positions and signs in algebraic codebooks for efficient coding of wideband signals
KR100464369B1 (ko) * 2001-05-23 2005-01-03 삼성전자주식회사 음성 부호화 시스템의 여기 코드북 탐색 방법
US6766289B2 (en) * 2001-06-04 2004-07-20 Qualcomm Incorporated Fast code-vector searching
DE10140507A1 (de) * 2001-08-17 2003-02-27 Philips Corp Intellectual Pty Verfahren für die algebraische Codebook-Suche eines Sprachsignalkodierers
US7003461B2 (en) * 2002-07-09 2006-02-21 Renesas Technology Corporation Method and apparatus for an adaptive codebook search in a speech processing system
US7363218B2 (en) * 2002-10-25 2008-04-22 Dilithium Networks Pty. Ltd. Method and apparatus for fast CELP parameter mapping
US7243064B2 (en) * 2002-11-14 2007-07-10 Verizon Business Global Llc Signal processing of multi-channel data
KR100656788B1 (ko) * 2004-11-26 2006-12-12 한국전자통신연구원 비트율 신축성을 갖는 코드벡터 생성 방법 및 그를 이용한 광대역 보코더
SG123639A1 (en) * 2004-12-31 2006-07-26 St Microelectronics Asia A system and method for supporting dual speech codecs
EP1854095A1 (en) * 2005-02-15 2007-11-14 BBN Technologies Corp. Speech analyzing system with adaptive noise codebook
KR20080015878A (ko) * 2005-05-25 2008-02-20 코닌클리케 필립스 일렉트로닉스 엔.브이. 복수 채널 신호의 예측 엔코딩
JP3981399B1 (ja) * 2006-03-10 2007-09-26 松下電器産業株式会社 固定符号帳探索装置および固定符号帳探索方法
EP1994531B1 (fr) * 2006-02-22 2011-08-10 France Telecom Codage ou decodage perfectionnes d'un signal audionumerique, en technique celp
US8566106B2 (en) * 2007-09-11 2013-10-22 Voiceage Corporation Method and device for fast algebraic codebook search in speech and audio coding
JP5425066B2 (ja) * 2008-06-19 2014-02-26 パナソニック株式会社 量子化装置、符号化装置およびこれらの方法
US20100011041A1 (en) * 2008-07-11 2010-01-14 James Vannucci Device and method for determining signals
US8315396B2 (en) * 2008-07-17 2012-11-20 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating audio output signals using object based metadata
US20100153100A1 (en) * 2008-12-11 2010-06-17 Electronics And Telecommunications Research Institute Address generator for searching algebraic codebook
EP2211335A1 (en) * 2009-01-21 2010-07-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for obtaining a parameter describing a variation of a signal characteristic of a signal
US8315204B2 (en) * 2009-07-06 2012-11-20 Intel Corporation Beamforming using base and differential codebooks
BR112012004797A2 (pt) * 2009-09-02 2017-02-21 Rockstar Bidco Lp sistemas e métodos para codificação usando uma tabela de codificação reduzida com reconfiguração adaptativa
US9112591B2 (en) 2010-04-16 2015-08-18 Samsung Electronics Co., Ltd. Apparatus for encoding/decoding multichannel signal and method thereof
CA2887009C (en) * 2012-10-05 2019-12-17 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
ES2700246T3 (es) * 2013-08-28 2019-02-14 Dolby Laboratories Licensing Corp Mejora paramétrica de la voz
EP2916319A1 (en) * 2014-03-07 2015-09-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for encoding of information
EP2919232A1 (en) * 2014-03-14 2015-09-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and method for encoding and decoding

Also Published As

Publication number Publication date
WO2014053261A1 (en) 2014-04-10
ES2701402T3 (es) 2019-02-22
BR112015007137A2 (pt) 2017-07-04
JP2015532456A (ja) 2015-11-09
US12002481B2 (en) 2024-06-04
KR101691549B1 (ko) 2016-12-30
EP2904612A1 (en) 2015-08-12
PL3444818T3 (pl) 2023-08-21
US11264043B2 (en) 2022-03-01
MX2015003927A (es) 2015-07-23
US20150213810A1 (en) 2015-07-30
ES2948895T3 (es) 2023-09-21
AU2013327192B2 (en) 2016-06-09
MY194208A (en) 2022-11-21
RU2015116458A (ru) 2016-11-27
PT2904612T (pt) 2018-12-17
US20180218743A9 (en) 2018-08-02
AR092875A1 (es) 2015-05-06
PT3444818T (pt) 2023-06-30
CA2979948C (en) 2019-10-22
SG11201502613XA (en) 2015-05-28
BR112015007137B1 (pt) 2021-07-13
JP6122961B2 (ja) 2017-04-26
CA2979857C (en) 2019-10-15
RU2636126C2 (ru) 2017-11-20
EP3444818A1 (en) 2019-02-20
CN104854656B (zh) 2017-12-19
EP3444818B1 (en) 2023-04-19
ZA201503025B (en) 2016-01-27
CA2887009A1 (en) 2014-04-10
CA2979857A1 (en) 2014-04-10
PL2904612T3 (pl) 2019-05-31
KR20150070200A (ko) 2015-06-24
US20220223163A1 (en) 2022-07-14
FI3444818T3 (fi) 2023-06-22
CA2979948A1 (en) 2014-04-10
TW201415457A (zh) 2014-04-16
HK1213359A1 (en) 2016-06-30
CN104854656A (zh) 2015-08-19
TR201818834T4 (tr) 2019-01-21
US10170129B2 (en) 2019-01-01
US20190115035A1 (en) 2019-04-18
AU2013327192A1 (en) 2015-04-30
US20240321284A1 (en) 2024-09-26
TWI529702B (zh) 2016-04-11
EP2904612B1 (en) 2018-09-19
EP4213146A1 (en) 2023-07-19
MX347921B (es) 2017-05-17

Similar Documents

Publication Publication Date Title
US12002481B2 (en) Apparatus for encoding a speech signal employing ACELP in the autocorrelation domain
JP6543640B2 (ja) エンコーダ、デコーダ並びに符号化及び復号方法
HK40003828A (en) An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
HK40003828B (en) An apparatus for encoding a speech signal employing acelp in the autocorrelation domain
HK1213359B (en) An apparatus for encoding a speech signal employing acelp in the autocorrelation domain

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20150401