NO20021865L - Fremgangsmåte og apparat for variabel bitkoding av tale - Google Patents

Fremgangsmåte og apparat for variabel bitkoding av tale

Info

Publication number
NO20021865L
NO20021865L NO20021865A NO20021865A NO20021865L NO 20021865 L NO20021865 L NO 20021865L NO 20021865 A NO20021865 A NO 20021865A NO 20021865 A NO20021865 A NO 20021865A NO 20021865 L NO20021865 L NO 20021865L
Authority
NO
Norway
Prior art keywords
speech
variable bit
bit coding
coding
variable
Prior art date
Application number
NO20021865A
Other languages
English (en)
Other versions
NO20021865D0 (no
Inventor
Shihua Wang
Original Assignee
Atmel Corp
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 Atmel Corp filed Critical Atmel Corp
Publication of NO20021865L publication Critical patent/NO20021865L/no
Publication of NO20021865D0 publication Critical patent/NO20021865D0/no

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
    • G10L19/04—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
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
NO20021865A 1999-10-19 2002-04-19 Fremgangsmåte og apparat for variabel bitkoding av tale NO20021865D0 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/421,435 US6510407B1 (en) 1999-10-19 1999-10-19 Method and apparatus for variable rate coding of speech
PCT/US2000/040725 WO2001029825A1 (en) 1999-10-19 2000-08-23 Variable bit-rate celp coding of speech with phonetic classification

Publications (2)

Publication Number Publication Date
NO20021865L true NO20021865L (no) 2002-04-19
NO20021865D0 NO20021865D0 (no) 2002-04-19

Family

ID=23670498

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20021865A NO20021865D0 (no) 1999-10-19 2002-04-19 Fremgangsmåte og apparat for variabel bitkoding av tale

Country Status (11)

Country Link
US (1) US6510407B1 (no)
EP (1) EP1224662B1 (no)
JP (1) JP2003512654A (no)
KR (1) KR20020052191A (no)
CN (1) CN1158648C (no)
CA (1) CA2382575A1 (no)
DE (1) DE60006271T2 (no)
HK (1) HK1048187B (no)
NO (1) NO20021865D0 (no)
TW (1) TW497335B (no)
WO (1) WO2001029825A1 (no)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050065786A1 (en) * 2003-09-23 2005-03-24 Jacek Stachurski Hybrid speech coding and system
US8257725B2 (en) * 1997-09-26 2012-09-04 Abbott Laboratories Delivery of highly lipophilic agents via medical devices
US20060240070A1 (en) * 1998-09-24 2006-10-26 Cromack Keith R Delivery of highly lipophilic agents via medical devices
KR100319557B1 (ko) * 1999-04-16 2002-01-09 윤종용 블럭 단위로 부호화된 영상의 블럭 경계 잡음 성분 제거 방법
US6959274B1 (en) 1999-09-22 2005-10-25 Mindspeed Technologies, Inc. Fixed rate speech compression system and method
WO2002045078A1 (en) * 2000-11-30 2002-06-06 Matsushita Electric Industrial Co., Ltd. Audio decoder and audio decoding method
JP4857468B2 (ja) * 2001-01-25 2012-01-18 ソニー株式会社 データ処理装置およびデータ処理方法、並びにプログラムおよび記録媒体
JP3404024B2 (ja) * 2001-02-27 2003-05-06 三菱電機株式会社 音声符号化方法および音声符号化装置
US6859775B2 (en) * 2001-03-06 2005-02-22 Ntt Docomo, Inc. Joint optimization of excitation and model parameters in parametric speech coders
US20030028386A1 (en) * 2001-04-02 2003-02-06 Zinser Richard L. Compressed domain universal transcoder
DE10121532A1 (de) * 2001-05-03 2002-11-07 Siemens Ag Verfahren und Vorrichtung zur automatischen Differenzierung und/oder Detektion akustischer Signale
DE10124420C1 (de) * 2001-05-18 2002-11-28 Siemens Ag Verfahren zur Codierung und zur Übertragung von Sprachsignalen
US6732071B2 (en) * 2001-09-27 2004-05-04 Intel Corporation Method, apparatus, and system for efficient rate control in audio encoding
WO2003036619A1 (en) * 2001-10-19 2003-05-01 Koninklijke Philips Electronics N.V. Frequency-differential encoding of sinusoidal model parameters
US7020455B2 (en) 2001-11-28 2006-03-28 Telefonaktiebolaget L M Ericsson (Publ) Security reconfiguration in a universal mobile telecommunications system
US20050065787A1 (en) * 2003-09-23 2005-03-24 Jacek Stachurski Hybrid speech coding and system
US6983241B2 (en) * 2003-10-30 2006-01-03 Motorola, Inc. Method and apparatus for performing harmonic noise weighting in digital speech coders
KR101008022B1 (ko) * 2004-02-10 2011-01-14 삼성전자주식회사 유성음 및 무성음 검출방법 및 장치
FI118835B (fi) * 2004-02-23 2008-03-31 Nokia Corp Koodausmallin valinta
GB0404106D0 (en) * 2004-02-24 2004-03-31 Shimadzu Res Lab Europe Ltd An ion trap and a method for dissociating ions in an ion trap
CN100592389C (zh) * 2008-01-18 2010-02-24 华为技术有限公司 合成滤波器状态更新方法及装置
ATE533520T1 (de) * 2005-03-23 2011-12-15 Abbott Lab Abgabe von stark lipophilen mitteln durch medizinprodukte
TWI279774B (en) * 2005-04-14 2007-04-21 Ind Tech Res Inst Adaptive pulse allocation mechanism for multi-pulse CELP coder
US7177804B2 (en) * 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
US20080215330A1 (en) * 2005-07-21 2008-09-04 Koninklijke Philips Electronics, N.V. Audio Signal Modification
EP2276023A3 (en) * 2005-11-30 2011-10-05 Telefonaktiebolaget LM Ericsson (publ) Efficient speech stream conversion
US8364492B2 (en) * 2006-07-13 2013-01-29 Nec Corporation Apparatus, method and program for giving warning in connection with inputting of unvoiced speech
JP4946293B2 (ja) * 2006-09-13 2012-06-06 富士通株式会社 音声強調装置、音声強調プログラムおよび音声強調方法
USRE50158E1 (en) 2006-10-25 2024-10-01 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples
PL3848928T3 (pl) 2006-10-25 2023-07-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Urządzenie i sposób do generowania wartości podpasm audio o wartościach zespolonych
JP2008170488A (ja) * 2007-01-06 2008-07-24 Yamaha Corp 波形圧縮装置、波形伸長装置、プログラムおよび圧縮データの生産方法
KR101261524B1 (ko) * 2007-03-14 2013-05-06 삼성전자주식회사 노이즈를 포함하는 오디오 신호를 저비트율로부호화/복호화하는 방법 및 이를 위한 장치
CN101325631B (zh) * 2007-06-14 2010-10-20 华为技术有限公司 一种估计基音周期的方法和装置
US8990073B2 (en) 2007-06-22 2015-03-24 Voiceage Corporation Method and device for sound activity detection and sound signal classification
CN100578619C (zh) * 2007-11-05 2010-01-06 华为技术有限公司 编码方法和编码器
CN101540612B (zh) * 2008-03-19 2012-04-25 华为技术有限公司 编码、解码系统、方法及装置
CN101609679B (zh) * 2008-06-20 2012-10-17 华为技术有限公司 嵌入式编解码方法和装置
EP2141696A1 (en) * 2008-07-03 2010-01-06 Deutsche Thomson OHG Method for time scaling of a sequence of input signal values
CN101604525B (zh) * 2008-12-31 2011-04-06 华为技术有限公司 基音增益获取方法、装置及编码器、解码器
US8670990B2 (en) * 2009-08-03 2014-03-11 Broadcom Corporation Dynamic time scale modification for reduced bit rate audio coding
US9026434B2 (en) * 2011-04-11 2015-05-05 Samsung Electronic Co., Ltd. Frame erasure concealment for a multi rate speech and audio codec
US8731911B2 (en) * 2011-12-09 2014-05-20 Microsoft Corporation Harmonicity-based single-channel speech quality estimation
CN105551497B (zh) 2013-01-15 2019-03-19 华为技术有限公司 编码方法、解码方法、编码装置和解码装置
TWI566241B (zh) * 2015-01-23 2017-01-11 宏碁股份有限公司 語音信號處理裝置及語音信號處理方法
GB2598932A (en) * 2020-09-18 2022-03-23 Nokia Technologies Oy Spatial audio parameter encoding and associated decoding

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4701954A (en) 1984-03-16 1987-10-20 American Telephone And Telegraph Company, At&T Bell Laboratories Multipulse LPC speech processing arrangement
US4910781A (en) 1987-06-26 1990-03-20 At&T Bell Laboratories Code excited linear predictive vocoder using virtual searching
US4817157A (en) 1988-01-07 1989-03-28 Motorola, Inc. Digital speech coder having improved vector excitation source
JPH0332228A (ja) 1989-06-29 1991-02-12 Fujitsu Ltd ゲイン―シェイプ・ベクトル量子化方式
JPH08179796A (ja) 1994-12-21 1996-07-12 Sony Corp 音声符号化方法
JP3303580B2 (ja) 1995-02-23 2002-07-22 日本電気株式会社 音声符号化装置
JPH09152896A (ja) 1995-11-30 1997-06-10 Oki Electric Ind Co Ltd 声道予測係数符号化・復号化回路、声道予測係数符号化回路、声道予測係数復号化回路、音声符号化装置及び音声復号化装置
US5799272A (en) 1996-07-01 1998-08-25 Ess Technology, Inc. Switched multiple sequence excitation model for low bit rate speech compression
WO1999010719A1 (en) * 1997-08-29 1999-03-04 The Regents Of The University Of California Method and apparatus for hybrid coding of speech at 4kbps
US6311154B1 (en) * 1998-12-30 2001-10-30 Nokia Mobile Phones Limited Adaptive windows for analysis-by-synthesis CELP-type speech coding

Also Published As

Publication number Publication date
CN1379899A (zh) 2002-11-13
US6510407B1 (en) 2003-01-21
CN1158648C (zh) 2004-07-21
HK1048187B (zh) 2004-12-31
CA2382575A1 (en) 2001-04-26
JP2003512654A (ja) 2003-04-02
HK1048187A1 (en) 2003-03-21
DE60006271T2 (de) 2004-07-29
TW497335B (en) 2002-08-01
EP1224662B1 (en) 2003-10-29
WO2001029825B1 (en) 2001-11-15
WO2001029825A1 (en) 2001-04-26
EP1224662A1 (en) 2002-07-24
NO20021865D0 (no) 2002-04-19
KR20020052191A (ko) 2002-07-02
DE60006271D1 (de) 2003-12-04

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