HK1060430A1 - Method and apparatus for encoding and decoding of unvoiced speech - Google Patents

Method and apparatus for encoding and decoding of unvoiced speech

Info

Publication number
HK1060430A1
HK1060430A1 HK04103354A HK04103354A HK1060430A1 HK 1060430 A1 HK1060430 A1 HK 1060430A1 HK 04103354 A HK04103354 A HK 04103354A HK 04103354 A HK04103354 A HK 04103354A HK 1060430 A1 HK1060430 A1 HK 1060430A1
Authority
HK
Hong Kong
Prior art keywords
excitation
spectral characteristics
gains
speech
residual signal
Prior art date
Application number
HK04103354A
Other languages
English (en)
Inventor
Pengjun Huang
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of HK1060430A1 publication Critical patent/HK1060430A1/xx

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
    • 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
    • G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
    • 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)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Analogue/Digital Conversion (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
HK04103354A 2000-10-17 2004-05-13 Method and apparatus for encoding and decoding of unvoiced speech HK1060430A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/690,915 US6947888B1 (en) 2000-10-17 2000-10-17 Method and apparatus for high performance low bit-rate coding of unvoiced speech
PCT/US2001/042575 WO2002033695A2 (en) 2000-10-17 2001-10-06 Method and apparatus for coding of unvoiced speech

Publications (1)

Publication Number Publication Date
HK1060430A1 true HK1060430A1 (en) 2004-08-06

Family

ID=24774477

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04103354A HK1060430A1 (en) 2000-10-17 2004-05-13 Method and apparatus for encoding and decoding of unvoiced speech

Country Status (13)

Country Link
US (3) US6947888B1 (de)
EP (2) EP1328925B1 (de)
JP (1) JP4270866B2 (de)
KR (1) KR100798668B1 (de)
CN (1) CN1302459C (de)
AT (2) ATE393448T1 (de)
AU (1) AU1345402A (de)
BR (1) BR0114707A (de)
DE (1) DE60133757T2 (de)
ES (2) ES2302754T3 (de)
HK (1) HK1060430A1 (de)
TW (1) TW563094B (de)
WO (1) WO2002033695A2 (de)

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AU2006232361B2 (en) * 2005-04-01 2010-12-23 Qualcomm Incorporated Methods and apparatus for encoding and decoding an highband portion of a speech signal
PL1875463T3 (pl) * 2005-04-22 2019-03-29 Qualcomm Incorporated Układy, sposoby i urządzenie do wygładzania współczynnika wzmocnienia
CN102684628B (zh) 2006-04-27 2014-11-26 杜比实验室特许公司 修正音频动态处理器的参数的方法以及执行该方法的设备
US9454974B2 (en) * 2006-07-31 2016-09-27 Qualcomm Incorporated Systems, methods, and apparatus for gain factor limiting
JP4827661B2 (ja) * 2006-08-30 2011-11-30 富士通株式会社 信号処理方法及び装置
KR101299155B1 (ko) * 2006-12-29 2013-08-22 삼성전자주식회사 오디오 부호화 및 복호화 장치와 그 방법
US9653088B2 (en) * 2007-06-13 2017-05-16 Qualcomm Incorporated Systems, methods, and apparatus for signal encoding using pitch-regularizing and non-pitch-regularizing coding
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US20090094026A1 (en) * 2007-10-03 2009-04-09 Binshi Cao Method of determining an estimated frame energy of a communication
JP2011518345A (ja) * 2008-03-14 2011-06-23 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション スピーチライク信号及びノンスピーチライク信号のマルチモードコーディング
CN101339767B (zh) * 2008-03-21 2010-05-12 华为技术有限公司 一种背景噪声激励信号的生成方法及装置
CN101609674B (zh) * 2008-06-20 2011-12-28 华为技术有限公司 编解码方法、装置和系统
KR101756834B1 (ko) 2008-07-14 2017-07-12 삼성전자주식회사 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치
FR2936898A1 (fr) * 2008-10-08 2010-04-09 France Telecom Codage a echantillonnage critique avec codeur predictif
CN101615395B (zh) * 2008-12-31 2011-01-12 华为技术有限公司 信号编码、解码方法及装置、系统
US9269366B2 (en) * 2009-08-03 2016-02-23 Broadcom Corporation Hybrid instantaneous/differential pitch period coding
EP3023985B1 (de) 2010-12-29 2017-07-05 Samsung Electronics Co., Ltd Verfahren zur kodierung und dekodierung von audiosignalen
CN104978970B (zh) 2014-04-08 2019-02-12 华为技术有限公司 一种噪声信号的处理和生成方法、编解码器和编解码系统
TWI566239B (zh) * 2015-01-22 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
CN106157966B (zh) * 2015-04-15 2019-08-13 宏碁股份有限公司 语音信号处理装置及语音信号处理方法
CN116052700B (zh) * 2022-07-29 2023-09-29 荣耀终端有限公司 声音编解码方法以及相关装置、系统

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Also Published As

Publication number Publication date
US20050143980A1 (en) 2005-06-30
CN1302459C (zh) 2007-02-28
WO2002033695A3 (en) 2002-07-04
JP4270866B2 (ja) 2009-06-03
ES2380962T3 (es) 2012-05-21
ATE549714T1 (de) 2012-03-15
TW563094B (en) 2003-11-21
EP1912207A1 (de) 2008-04-16
BR0114707A (pt) 2004-01-20
US7191125B2 (en) 2007-03-13
CN1470051A (zh) 2004-01-21
DE60133757T2 (de) 2009-07-02
ATE393448T1 (de) 2008-05-15
WO2002033695A2 (en) 2002-04-25
EP1328925B1 (de) 2008-04-23
EP1328925A2 (de) 2003-07-23
EP1912207B1 (de) 2012-03-14
JP2004517348A (ja) 2004-06-10
KR100798668B1 (ko) 2008-01-28
DE60133757D1 (de) 2008-06-05
KR20030041169A (ko) 2003-05-23
US6947888B1 (en) 2005-09-20
US20070192092A1 (en) 2007-08-16
ES2302754T3 (es) 2008-08-01
US7493256B2 (en) 2009-02-17
AU1345402A (en) 2002-04-29

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