DE69928682T2 - Audiocodierer, der Paketabschnitte wiederholt sendet - Google Patents

Audiocodierer, der Paketabschnitte wiederholt sendet Download PDF

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Publication number
DE69928682T2
DE69928682T2 DE69928682T DE69928682T DE69928682T2 DE 69928682 T2 DE69928682 T2 DE 69928682T2 DE 69928682 T DE69928682 T DE 69928682T DE 69928682 T DE69928682 T DE 69928682T DE 69928682 T2 DE69928682 T2 DE 69928682T2
Authority
DE
Germany
Prior art keywords
data
signal
output
subband
temporal
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
DE69928682T
Other languages
German (de)
English (en)
Other versions
DE69928682D1 (de
Inventor
Stewart Rory TURNBULL
Gordon Andrew Woodbridge DAVIS
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE69928682D1 publication Critical patent/DE69928682D1/de
Publication of DE69928682T2 publication Critical patent/DE69928682T2/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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computational Linguistics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Transmitters (AREA)
  • Electrophonic Musical Instruments (AREA)
DE69928682T 1998-09-22 1999-09-14 Audiocodierer, der Paketabschnitte wiederholt sendet Expired - Lifetime DE69928682T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9820655 1998-09-22
GBGB9820655.0A GB9820655D0 (en) 1998-09-22 1998-09-22 Packet transmission
PCT/GB1999/003043 WO2000018057A1 (en) 1998-09-22 1999-09-14 Audio coder utilising repeated transmission of packet portion

Publications (2)

Publication Number Publication Date
DE69928682D1 DE69928682D1 (de) 2006-01-05
DE69928682T2 true DE69928682T2 (de) 2006-07-20

Family

ID=10839284

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69928682T Expired - Lifetime DE69928682T2 (de) 1998-09-22 1999-09-14 Audiocodierer, der Paketabschnitte wiederholt sendet

Country Status (12)

Country Link
US (1) US6957182B1 (enExample)
EP (1) EP1116354B1 (enExample)
JP (1) JP4447782B2 (enExample)
CN (1) CN1144411C (enExample)
AT (1) ATE311703T1 (enExample)
AU (1) AU751077B2 (enExample)
CA (1) CA2344259C (enExample)
DE (1) DE69928682T2 (enExample)
ES (1) ES2253912T3 (enExample)
GB (1) GB9820655D0 (enExample)
HK (1) HK1040336B (enExample)
WO (1) WO2000018057A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010005702A1 (de) * 2010-01-26 2011-07-28 Fachhochschule Kaiserslautern, 67657 Codieren und Decodieren von Daten zur Übertragung über einen fehlerhaften Übertragungskanal
DE102025102893A1 (de) 2024-06-19 2025-12-24 Semiconductor Components Industries, Llc Verfahren und system zur maskierung von paketverlusten in einem kommunikationssystem

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6757654B1 (en) * 2000-05-11 2004-06-29 Telefonaktiebolaget Lm Ericsson Forward error correction in speech coding
JP4016709B2 (ja) 2002-04-26 2007-12-05 日本電気株式会社 オーディオデータの符号変換伝送方法と符号変換受信方法及び装置とシステムならびにプログラム
US20040064308A1 (en) * 2002-09-30 2004-04-01 Intel Corporation Method and apparatus for speech packet loss recovery
US8209168B2 (en) 2004-06-02 2012-06-26 Panasonic Corporation Stereo decoder that conceals a lost frame in one channel using data from another channel
US7706415B2 (en) * 2004-07-29 2010-04-27 Microsoft Corporation Packet multiplexing multi-channel audio
CN1938759A (zh) * 2004-12-22 2007-03-28 松下电器产业株式会社 Mpeg音频解码方法
US7177804B2 (en) * 2005-05-31 2007-02-13 Microsoft Corporation Sub-band voice codec with multi-stage codebooks and redundant coding
EP1933304A4 (en) * 2005-10-14 2011-03-16 Panasonic Corp SCALABLE CODING ARRANGEMENT, SCALABLE DECODING ARRANGEMENT AND METHOD THEREFOR
WO2009010674A1 (fr) * 2007-07-06 2009-01-22 France Telecom Codage hierarchique de signaux audionumeriques

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2681727B1 (fr) 1991-09-20 1993-11-05 Thomson Tubes Electroniques Tube intensificateur d'image a correction de brillance.
US5384793A (en) * 1992-01-28 1995-01-24 Ericsson Ge Mobile Communications Inc. Fading and random pattern error protection method for dynamic bit allocation sub-band coding
KR100283595B1 (ko) * 1993-08-26 2001-03-02 스타우트 도날드 이 기술정보전송시스템 및 동작방법
US5692102A (en) * 1995-10-26 1997-11-25 Motorola, Inc. Method device and system for an efficient noise injection process for low bitrate audio compression
US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
JP2907104B2 (ja) * 1996-03-27 1999-06-21 日本電気株式会社 時間ダイバーシティ通信方法及び通信装置
JP3622365B2 (ja) * 1996-09-26 2005-02-23 ヤマハ株式会社 音声符号化伝送方式
EP0861001B1 (en) * 1997-02-07 2012-05-23 Texas Instruments Incorporated Error resilient video encoding

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010005702A1 (de) * 2010-01-26 2011-07-28 Fachhochschule Kaiserslautern, 67657 Codieren und Decodieren von Daten zur Übertragung über einen fehlerhaften Übertragungskanal
DE102025102893A1 (de) 2024-06-19 2025-12-24 Semiconductor Components Industries, Llc Verfahren und system zur maskierung von paketverlusten in einem kommunikationssystem

Also Published As

Publication number Publication date
US6957182B1 (en) 2005-10-18
AU5874599A (en) 2000-04-10
HK1040336A1 (en) 2002-05-31
AU751077B2 (en) 2002-08-08
CA2344259C (en) 2011-06-21
EP1116354A1 (en) 2001-07-18
ATE311703T1 (de) 2005-12-15
DE69928682D1 (de) 2006-01-05
GB9820655D0 (en) 1998-11-18
JP2002525693A (ja) 2002-08-13
JP4447782B2 (ja) 2010-04-07
ES2253912T3 (es) 2006-06-01
EP1116354B1 (en) 2005-11-30
CA2344259A1 (en) 2000-03-30
HK1040336B (en) 2006-08-11
CN1319292A (zh) 2001-10-24
CN1144411C (zh) 2004-03-31
WO2000018057A1 (en) 2000-03-30

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