DE50211294D1 - Verfahren zur codierung und zur übertragung von sprachsignalen - Google Patents

Verfahren zur codierung und zur übertragung von sprachsignalen

Info

Publication number
DE50211294D1
DE50211294D1 DE50211294T DE50211294T DE50211294D1 DE 50211294 D1 DE50211294 D1 DE 50211294D1 DE 50211294 T DE50211294 T DE 50211294T DE 50211294 T DE50211294 T DE 50211294T DE 50211294 D1 DE50211294 D1 DE 50211294D1
Authority
DE
Germany
Prior art keywords
coding
language signals
transmitting language
transmitting
signals
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.)
Expired - Lifetime
Application number
DE50211294T
Other languages
English (en)
Inventor
Tim Fingscheidt
Herve Taddei
Imre Varga
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE50211294D1 publication Critical patent/DE50211294D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G10L19/083—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

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)
DE50211294T 2001-05-18 2002-05-02 Verfahren zur codierung und zur übertragung von sprachsignalen Expired - Lifetime DE50211294D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10124420A DE10124420C1 (de) 2001-05-18 2001-05-18 Verfahren zur Codierung und zur Übertragung von Sprachsignalen
PCT/DE2002/001598 WO2002095734A2 (de) 2001-05-18 2002-05-02 Verfahren zur steuerung des verstärkungsfaktors eines prädiktiven sprachkodieres

Publications (1)

Publication Number Publication Date
DE50211294D1 true DE50211294D1 (de) 2008-01-10

Family

ID=7685379

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10124420A Expired - Fee Related DE10124420C1 (de) 2001-05-18 2001-05-18 Verfahren zur Codierung und zur Übertragung von Sprachsignalen
DE50211294T Expired - Lifetime DE50211294D1 (de) 2001-05-18 2002-05-02 Verfahren zur codierung und zur übertragung von sprachsignalen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10124420A Expired - Fee Related DE10124420C1 (de) 2001-05-18 2001-05-18 Verfahren zur Codierung und zur Übertragung von Sprachsignalen

Country Status (5)

Country Link
US (1) US20040148162A1 (de)
EP (1) EP1388146B1 (de)
CN (1) CN100508027C (de)
DE (2) DE10124420C1 (de)
WO (1) WO2002095734A2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005000828A1 (de) 2005-01-05 2006-07-13 Siemens Ag Verfahren zum Codieren eines analogen Signals
US7546237B2 (en) * 2005-12-23 2009-06-09 Qnx Software Systems (Wavemakers), Inc. Bandwidth extension of narrowband speech
KR101406113B1 (ko) * 2006-10-24 2014-06-11 보이세지 코포레이션 스피치 신호에서 천이 프레임을 코딩하기 위한 방법 및 장치
CN103383846B (zh) * 2006-12-26 2016-08-10 华为技术有限公司 改进语音丢包修补质量的语音编码方法
US8688437B2 (en) 2006-12-26 2014-04-01 Huawei Technologies Co., Ltd. Packet loss concealment for speech coding
US8515767B2 (en) * 2007-11-04 2013-08-20 Qualcomm Incorporated Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs
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
PL2951820T3 (pl) * 2013-01-29 2017-06-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Urządzenie i sposób wyboru jednego spośród pierwszego algorytmu kodowania i drugiego algorytmu kodowania
CN111370009B (zh) 2013-10-18 2023-12-22 弗朗霍夫应用科学研究促进协会 使用语音相关的频谱整形信息编码音频信号和解码音频信号的概念
EP3058569B1 (de) 2013-10-18 2020-12-09 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung E.V. Konzept zur codierung eines audiosignals und decodierung eines audiosignals mit deterministischen und rauschartigen informationen
FR3013496A1 (fr) * 2013-11-15 2015-05-22 Orange Transition d'un codage/decodage par transformee vers un codage/decodage predictif

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5657418A (en) * 1991-09-05 1997-08-12 Motorola, Inc. Provision of speech coder gain information using multiple coding modes
SE504397C2 (sv) * 1995-05-03 1997-01-27 Ericsson Telefon Ab L M Metod för förstärkningskvantisering vid linjärprediktiv talkodning med kodboksexcitering
GB2312360B (en) * 1996-04-12 2001-01-24 Olympus Optical Co Voice signal coding apparatus
US6330531B1 (en) * 1998-08-24 2001-12-11 Conexant Systems, Inc. Comb codebook structure
US6104992A (en) * 1998-08-24 2000-08-15 Conexant Systems, Inc. Adaptive gain reduction to produce fixed codebook target signal
US6192335B1 (en) * 1998-09-01 2001-02-20 Telefonaktieboiaget Lm Ericsson (Publ) Adaptive combining of multi-mode coding for voiced speech and noise-like signals
US6691092B1 (en) * 1999-04-05 2004-02-10 Hughes Electronics Corporation Voicing measure as an estimate of signal periodicity for a frequency domain interpolative speech codec system
AU4190200A (en) * 1999-04-05 2000-10-23 Hughes Electronics Corporation A frequency domain interpolative speech codec system
US6782360B1 (en) * 1999-09-22 2004-08-24 Mindspeed Technologies, Inc. Gain quantization for a CELP speech coder
US6574593B1 (en) * 1999-09-22 2003-06-03 Conexant Systems, Inc. Codebook tables for encoding and decoding
US6510407B1 (en) * 1999-10-19 2003-01-21 Atmel Corporation Method and apparatus for variable rate coding of speech

Also Published As

Publication number Publication date
EP1388146B1 (de) 2007-11-28
EP1388146A2 (de) 2004-02-11
DE10124420C1 (de) 2002-11-28
CN1533564A (zh) 2004-09-29
WO2002095734A3 (de) 2003-11-20
CN100508027C (zh) 2009-07-01
WO2002095734A2 (de) 2002-11-28
US20040148162A1 (en) 2004-07-29

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