ATE341074T1 - Multimodaler mischbereich-sprachkodierer mit geschlossener regelschleife - Google Patents

Multimodaler mischbereich-sprachkodierer mit geschlossener regelschleife

Info

Publication number
ATE341074T1
ATE341074T1 AT00912053T AT00912053T ATE341074T1 AT E341074 T1 ATE341074 T1 AT E341074T1 AT 00912053 T AT00912053 T AT 00912053T AT 00912053 T AT00912053 T AT 00912053T AT E341074 T1 ATE341074 T1 AT E341074T1
Authority
AT
Austria
Prior art keywords
coding mode
encoded
speech
domain coding
speech frame
Prior art date
Application number
AT00912053T
Other languages
German (de)
English (en)
Inventor
Amitava Das
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
Application granted granted Critical
Publication of ATE341074T1 publication Critical patent/ATE341074T1/de

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
    • G10L19/16—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
    • 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

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)
  • Physical Or Chemical Processes And Apparatus (AREA)
AT00912053T 2000-02-29 2000-02-29 Multimodaler mischbereich-sprachkodierer mit geschlossener regelschleife ATE341074T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/005140 WO2001065544A1 (en) 2000-02-29 2000-02-29 Closed-loop multimode mixed-domain linear prediction speech coder

Publications (1)

Publication Number Publication Date
ATE341074T1 true ATE341074T1 (de) 2006-10-15

Family

ID=21741098

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00912053T ATE341074T1 (de) 2000-02-29 2000-02-29 Multimodaler mischbereich-sprachkodierer mit geschlossener regelschleife

Country Status (9)

Country Link
EP (1) EP1259957B1 (enExample)
JP (1) JP4907826B2 (enExample)
KR (1) KR100711047B1 (enExample)
CN (1) CN1266674C (enExample)
AT (1) ATE341074T1 (enExample)
AU (1) AU2000233851A1 (enExample)
DE (1) DE60031002T2 (enExample)
ES (1) ES2269112T3 (enExample)
WO (1) WO2001065544A1 (enExample)

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US6438518B1 (en) * 1999-10-28 2002-08-20 Qualcomm Incorporated Method and apparatus for using coding scheme selection patterns in a predictive speech coder to reduce sensitivity to frame error conditions
CA2392640A1 (en) * 2002-07-05 2004-01-05 Voiceage Corporation A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems
EP1700266A4 (en) * 2003-12-19 2010-01-20 Creative Tech Ltd METHOD AND SYSTEM FOR PROCESSING A DIGITAL IMAGE
US7739120B2 (en) 2004-05-17 2010-06-15 Nokia Corporation Selection of coding models for encoding an audio signal
BRPI0616859A2 (pt) * 2005-10-05 2011-07-05 Lg Electronics Inc método e aparelho para processamento de sinais
CN101283406B (zh) * 2005-10-05 2013-06-19 Lg电子株式会社 信号处理的方法和装置以及编码和解码方法及其装置
KR100647336B1 (ko) * 2005-11-08 2006-11-23 삼성전자주식회사 적응적 시간/주파수 기반 오디오 부호화/복호화 장치 및방법
US9159333B2 (en) 2006-06-21 2015-10-13 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band
US8010352B2 (en) 2006-06-21 2011-08-30 Samsung Electronics Co., Ltd. Method and apparatus for adaptively encoding and decoding high frequency band
KR101390188B1 (ko) * 2006-06-21 2014-04-30 삼성전자주식회사 적응적 고주파수영역 부호화 및 복호화 방법 및 장치
CN101145345B (zh) * 2006-09-13 2011-02-09 华为技术有限公司 音频分类方法
KR101131880B1 (ko) * 2007-03-23 2012-04-03 삼성전자주식회사 오디오 신호의 인코딩 방법 및 장치, 그리고 오디오 신호의디코딩 방법 및 장치
CN101657872B (zh) * 2007-04-26 2012-05-23 西门子公司 具有监控电路自动扩展功能的模块
KR101756834B1 (ko) 2008-07-14 2017-07-12 삼성전자주식회사 오디오/스피치 신호의 부호화 및 복호화 방법 및 장치
US8990094B2 (en) * 2010-09-13 2015-03-24 Qualcomm Incorporated Coding and decoding a transient frame
CN102959620B (zh) 2011-02-14 2015-05-13 弗兰霍菲尔运输应用研究公司 利用重迭变换的信息信号表示
PL2661745T3 (pl) 2011-02-14 2015-09-30 Fraunhofer Ges Forschung Urządzenie i sposób do ukrywania błędów w zunifikowanym kodowaniu mowy i audio
MY159444A (en) 2011-02-14 2017-01-13 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V Encoding and decoding of pulse positions of tracks of an audio signal
KR101699898B1 (ko) 2011-02-14 2017-01-25 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 스펙트럼 영역에서 디코딩된 오디오 신호를 처리하기 위한 방법 및 장치
CN103477387B (zh) 2011-02-14 2015-11-25 弗兰霍菲尔运输应用研究公司 使用频谱域噪声整形的基于线性预测的编码方案
TWI563498B (en) 2011-02-14 2016-12-21 Fraunhofer Ges Forschung Apparatus and method for encoding an audio signal using an aligned look-ahead portion, and related computer program
SG192714A1 (en) 2011-02-14 2013-09-30 Fraunhofer Ges Forschung Apparatus and method for coding a portion of an audio signal using a transient detection and a quality result
RU2586838C2 (ru) 2011-02-14 2016-06-10 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Аудиокодек, использующий синтез шума в течение неактивной фазы
AU2012217184B2 (en) 2011-02-14 2015-07-30 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E. V. Encoding and decoding of pulse positions of tracks of an audio signal
EP2757558A1 (en) * 2013-01-18 2014-07-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Time domain level adjustment for audio signal decoding or encoding
US9685166B2 (en) 2014-07-26 2017-06-20 Huawei Technologies Co., Ltd. Classification between time-domain coding and frequency domain coding
EP3067886A1 (en) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal
US10957331B2 (en) * 2018-12-17 2021-03-23 Microsoft Technology Licensing, Llc Phase reconstruction in a speech decoder
CN115343007B (zh) * 2022-07-20 2024-11-08 上海卫星工程研究所 卫星运输冲击过程的等效正弦模拟方法和系统
CN121171235B (zh) * 2025-11-20 2026-02-06 马栏山音视频实验室 一种音频编码方法、装置、设备以及存储介质

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US5023910A (en) * 1988-04-08 1991-06-11 At&T Bell Laboratories Vector quantization in a harmonic speech coding arrangement
JPH02288739A (ja) * 1989-04-28 1990-11-28 Fujitsu Ltd 音声符号復号化伝送方式
JP3680374B2 (ja) * 1995-09-28 2005-08-10 ソニー株式会社 音声合成方法
JPH10214100A (ja) * 1997-01-31 1998-08-11 Sony Corp 音声合成方法
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
DE69926821T2 (de) * 1998-01-22 2007-12-06 Deutsche Telekom Ag Verfahren zur signalgesteuerten Schaltung zwischen verschiedenen Audiokodierungssystemen
JPH11224099A (ja) * 1998-02-06 1999-08-17 Sony Corp 位相量子化装置及び方法

Also Published As

Publication number Publication date
HK1055833A1 (en) 2004-01-21
JP4907826B2 (ja) 2012-04-04
EP1259957B1 (en) 2006-09-27
DE60031002T2 (de) 2007-05-10
CN1266674C (zh) 2006-07-26
ES2269112T3 (es) 2007-04-01
WO2001065544A1 (en) 2001-09-07
AU2000233851A1 (en) 2001-09-12
EP1259957A1 (en) 2002-11-27
KR20020081374A (ko) 2002-10-26
KR100711047B1 (ko) 2007-04-24
JP2003525473A (ja) 2003-08-26
CN1437747A (zh) 2003-08-20
DE60031002D1 (de) 2006-11-09

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