JP4842472B2 - フレーム抹消条件下で予測音声コーダの性能を改良するためにデコーダからエンコーダにフィードバックを供給するための方法および装置 - Google Patents

フレーム抹消条件下で予測音声コーダの性能を改良するためにデコーダからエンコーダにフィードバックを供給するための方法および装置 Download PDF

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JP4842472B2
JP4842472B2 JP2001511666A JP2001511666A JP4842472B2 JP 4842472 B2 JP4842472 B2 JP 4842472B2 JP 2001511666 A JP2001511666 A JP 2001511666A JP 2001511666 A JP2001511666 A JP 2001511666A JP 4842472 B2 JP4842472 B2 JP 4842472B2
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packet
decoder
memory
encoder
receiving
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JP2003524939A (ja
JP2003524939A5 (enExample
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マンジュナス、シャラス
デジャコ、アンドリュー・ピー
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP2001511666A 1999-07-19 2000-07-19 フレーム抹消条件下で予測音声コーダの性能を改良するためにデコーダからエンコーダにフィードバックを供給するための方法および装置 Expired - Lifetime JP4842472B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/356,860 US6324503B1 (en) 1999-07-19 1999-07-19 Method and apparatus for providing feedback from decoder to encoder to improve performance in a predictive speech coder under frame erasure conditions
US09/356,860 1999-07-19
PCT/US2000/019671 WO2001006491A1 (en) 1999-07-19 2000-07-19 Method and apparatus for providing feedback from decoder to encoder to improve performance in a predictive speech coder under frame erasure conditions

Publications (3)

Publication Number Publication Date
JP2003524939A JP2003524939A (ja) 2003-08-19
JP2003524939A5 JP2003524939A5 (enExample) 2007-12-27
JP4842472B2 true JP4842472B2 (ja) 2011-12-21

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JP2001511666A Expired - Lifetime JP4842472B2 (ja) 1999-07-19 2000-07-19 フレーム抹消条件下で予測音声コーダの性能を改良するためにデコーダからエンコーダにフィードバックを供給するための方法および装置

Country Status (12)

Country Link
US (1) US6324503B1 (enExample)
EP (1) EP1204967B1 (enExample)
JP (1) JP4842472B2 (enExample)
KR (1) KR20020013962A (enExample)
CN (1) CN1148721C (enExample)
AT (1) ATE312399T1 (enExample)
AU (1) AU6354500A (enExample)
BR (1) BR0012539A (enExample)
DE (1) DE60028579T2 (enExample)
ES (1) ES2257307T3 (enExample)
HK (1) HK1045398B (enExample)
WO (1) WO2001006491A1 (enExample)

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US6765904B1 (en) 1999-08-10 2004-07-20 Texas Instruments Incorporated Packet networks
JP2000244384A (ja) * 1999-02-18 2000-09-08 Mitsubishi Electric Corp 移動通信端末装置及び移動通信端末装置における音声符号化レート決定方法
US6954727B1 (en) * 1999-05-28 2005-10-11 Koninklijke Philips Electronics N.V. Reducing artifact generation in a vocoder
US6757256B1 (en) 1999-08-10 2004-06-29 Texas Instruments Incorporated Process of sending packets of real-time information
US6804244B1 (en) 1999-08-10 2004-10-12 Texas Instruments Incorporated Integrated circuits for packet communications
US6801532B1 (en) 1999-08-10 2004-10-05 Texas Instruments Incorporated Packet reconstruction processes for packet communications
US6801499B1 (en) 1999-08-10 2004-10-05 Texas Instruments Incorporated Diversity schemes for packet communications
US6678267B1 (en) * 1999-08-10 2004-01-13 Texas Instruments Incorporated Wireless telephone with excitation reconstruction of lost packet
US6744757B1 (en) 1999-08-10 2004-06-01 Texas Instruments Incorporated Private branch exchange systems for packet communications
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
US6549886B1 (en) * 1999-11-03 2003-04-15 Nokia Ip Inc. System for lost packet recovery in voice over internet protocol based on time domain interpolation
US7254120B2 (en) * 1999-12-09 2007-08-07 Broadcom Corporation Data rate controller
US7574351B2 (en) * 1999-12-14 2009-08-11 Texas Instruments Incorporated Arranging CELP information of one frame in a second packet
US6745012B1 (en) * 2000-11-17 2004-06-01 Telefonaktiebolaget Lm Ericsson (Publ) Adaptive data compression in a wireless telecommunications system
ATE326088T1 (de) * 2000-11-21 2006-06-15 Koninkl Philips Electronics Nv Übertragungssystem mit anzeige von schlechten rahmen zur wiedersynchronisierung
US6839862B2 (en) * 2001-05-31 2005-01-04 Koninklijke Philips Electronics N.V. Parallel data communication having skew intolerant data groups
US7477876B2 (en) * 2001-11-02 2009-01-13 Alcatel-Lucent Usa Inc. Variable rate channel quality feedback in a wireless communication system
CA2388439A1 (en) * 2002-05-31 2003-11-30 Voiceage Corporation A method and device for efficient frame erasure concealment in linear predictive based speech codecs
JP5420175B2 (ja) * 2005-01-31 2014-02-19 スカイプ 通信システムにおける隠蔽フレームの生成方法
JP2007013871A (ja) * 2005-07-04 2007-01-18 Toshiba Corp 無線通信システムおよびこの無線通信システムに用いられる復号装置
US7734469B1 (en) * 2005-12-22 2010-06-08 Mindspeed Technologies, Inc. Density measurement method and system for VoIP devices
CN101561791B (zh) * 2008-04-18 2010-09-29 中兴通讯股份有限公司 一种帧宽度可扩展的同步串行接口装置
KR200449479Y1 (ko) * 2010-03-23 2010-07-13 최창묵 시계 수리용 트위저
US9842598B2 (en) * 2013-02-21 2017-12-12 Qualcomm Incorporated Systems and methods for mitigating potential frame instability
CN105324813A (zh) * 2013-04-25 2016-02-10 诺基亚通信公司 分组网络中的语音转码
US10993087B1 (en) 2019-12-03 2021-04-27 Motorola Solutions, Inc. Communication systems with call interrupt capabilities

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6444499A (en) * 1987-08-12 1989-02-16 Fujitsu Ltd Forecast encoding system for voice
JPH05143099A (ja) * 1991-11-26 1993-06-11 Matsushita Electric Ind Co Ltd 音声符号化・復号化装置
JPH07225599A (ja) * 1994-02-15 1995-08-22 Nippon Telegr & Teleph Corp <Ntt> 音声の符号化方法
WO1998013941A1 (en) * 1996-09-25 1998-04-02 Qualcomm Incorporated Method and apparatus for detecting bad data packets received by a mobile telephone using decoded speech parameters
JPH10233728A (ja) * 1997-02-19 1998-09-02 Matsushita Electric Ind Co Ltd 無線電話装置
JPH11150571A (ja) * 1997-08-25 1999-06-02 Lucent Technol Inc チャネル情報の品質を測定するシステムおよび方法

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US4410986A (en) * 1981-04-16 1983-10-18 Bell Telephone Laboratories, Incorporated Error and status detection circuit for a digital regenerator using quantized feedback
US4901307A (en) * 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
US5103459B1 (en) 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US5568483A (en) * 1990-06-25 1996-10-22 Qualcomm Incorporated Method and apparatus for the formatting of data for transmission
EP1107231B1 (en) 1991-06-11 2005-04-27 QUALCOMM Incorporated Variable rate vocoder
ATE209406T1 (de) * 1992-02-03 2001-12-15 Koninkl Philips Electronics Nv Übertragung von digitalen breitbandsignalen
US5784532A (en) 1994-02-16 1998-07-21 Qualcomm Incorporated Application specific integrated circuit (ASIC) for performing rapid speech compression in a mobile telephone system
TW271524B (enExample) 1994-08-05 1996-03-01 Qualcomm Inc
US5768527A (en) 1996-04-23 1998-06-16 Motorola, Inc. Device, system and method of real-time multimedia streaming
US6058107A (en) 1998-04-08 2000-05-02 Motorola, Inc. Method for updating forward power control in a communication system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6444499A (en) * 1987-08-12 1989-02-16 Fujitsu Ltd Forecast encoding system for voice
JPH05143099A (ja) * 1991-11-26 1993-06-11 Matsushita Electric Ind Co Ltd 音声符号化・復号化装置
JPH07225599A (ja) * 1994-02-15 1995-08-22 Nippon Telegr & Teleph Corp <Ntt> 音声の符号化方法
WO1998013941A1 (en) * 1996-09-25 1998-04-02 Qualcomm Incorporated Method and apparatus for detecting bad data packets received by a mobile telephone using decoded speech parameters
JPH10233728A (ja) * 1997-02-19 1998-09-02 Matsushita Electric Ind Co Ltd 無線電話装置
JPH11150571A (ja) * 1997-08-25 1999-06-02 Lucent Technol Inc チャネル情報の品質を測定するシステムおよび方法

Also Published As

Publication number Publication date
EP1204967A1 (en) 2002-05-15
ATE312399T1 (de) 2005-12-15
CN1148721C (zh) 2004-05-05
US6324503B1 (en) 2001-11-27
DE60028579T2 (de) 2006-09-28
ES2257307T3 (es) 2006-08-01
EP1204967B1 (en) 2005-12-07
AU6354500A (en) 2001-02-05
HK1045398A1 (en) 2002-11-22
HK1045398B (zh) 2005-03-04
CN1361911A (zh) 2002-07-31
JP2003524939A (ja) 2003-08-19
DE60028579D1 (de) 2006-07-20
BR0012539A (pt) 2002-07-23
KR20020013962A (ko) 2002-02-21
WO2001006491A1 (en) 2001-01-25

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