AU2001256925A1 - Encoding and decoding of a digital signal - Google Patents

Encoding and decoding of a digital signal

Info

Publication number
AU2001256925A1
AU2001256925A1 AU2001256925A AU5692501A AU2001256925A1 AU 2001256925 A1 AU2001256925 A1 AU 2001256925A1 AU 2001256925 A AU2001256925 A AU 2001256925A AU 5692501 A AU5692501 A AU 5692501A AU 2001256925 A1 AU2001256925 A1 AU 2001256925A1
Authority
AU
Australia
Prior art keywords
digital signal
decoding
encoding
prediction samples
generated
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.)
Abandoned
Application number
AU2001256925A
Other languages
English (en)
Inventor
Tina Abrahamsson
Roar Hagen
W. Bastiaan Kleijn
Soren Vang Andersen
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.)
Global IP Sound AB
Original Assignee
Global IP Sound AB
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 Global IP Sound AB filed Critical Global IP Sound AB
Publication of AU2001256925A1 publication Critical patent/AU2001256925A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/38—Flow control; Congestion control by adapting coding or compression rate
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband 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
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AU2001256925A 2000-05-10 2001-05-10 Encoding and decoding of a digital signal Abandoned AU2001256925A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0001728 2000-05-10
SE0001728A SE522261C2 (sv) 2000-05-10 2000-05-10 Kodning och avkodning av en digital signal
PCT/SE2001/001022 WO2001086636A1 (fr) 2000-05-10 2001-05-10 Codage et decodage d'un signal numerique

Publications (1)

Publication Number Publication Date
AU2001256925A1 true AU2001256925A1 (en) 2001-11-20

Family

ID=20279622

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001256925A Abandoned AU2001256925A1 (en) 2000-05-10 2001-05-10 Encoding and decoding of a digital signal

Country Status (8)

Country Link
US (1) US6970479B2 (fr)
EP (1) EP1299879B1 (fr)
CN (1) CN1201289C (fr)
AT (1) ATE333696T1 (fr)
AU (1) AU2001256925A1 (fr)
DE (1) DE60121592T2 (fr)
SE (1) SE522261C2 (fr)
WO (1) WO2001086636A1 (fr)

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JP3415126B2 (ja) * 2001-09-04 2003-06-09 三菱電機株式会社 可変長符号多重化装置、可変長符号分離装置、可変長符号多重化方法及び可変長符号分離方法
US6882685B2 (en) * 2001-09-18 2005-04-19 Microsoft Corporation Block transform and quantization for image and video coding
AU2002342560A1 (en) * 2001-11-27 2003-06-17 Nokia Siemens Networks Gmbh & Co. Kg Procedure for exchanging useful information generated according to different coding laws between at least 2 pieces of user terminal equipment
SE521600C2 (sv) 2001-12-04 2003-11-18 Global Ip Sound Ab Lågbittaktskodek
US7408918B1 (en) * 2002-10-07 2008-08-05 Cisco Technology, Inc. Methods and apparatus for lossless compression of delay sensitive signals
US7313236B2 (en) * 2003-04-09 2007-12-25 International Business Machines Corporation Methods and apparatus for secure and adaptive delivery of multimedia content
TWI236819B (en) * 2003-07-18 2005-07-21 Hon Hai Prec Ind Co Ltd A network telephony system and method
US7738554B2 (en) 2003-07-18 2010-06-15 Microsoft Corporation DC coefficient signaling at small quantization step sizes
US10554985B2 (en) 2003-07-18 2020-02-04 Microsoft Technology Licensing, Llc DC coefficient signaling at small quantization step sizes
EP1675908B1 (fr) * 2003-10-07 2008-12-17 Coloplast A/S Composition utilisee en tant qu'adhesif et son utilisation
US8121836B2 (en) * 2005-07-11 2012-02-21 Lg Electronics Inc. Apparatus and method of processing an audio signal
GB2436191B (en) * 2006-03-14 2008-06-25 Motorola Inc Communication Unit, Intergrated Circuit And Method Therefor
EP1855271A1 (fr) * 2006-05-12 2007-11-14 Deutsche Thomson-Brandt Gmbh Procédé et appareil pour le recodage de signaux
US8856371B2 (en) 2006-08-07 2014-10-07 Oovoo Llc Video conferencing over IP networks
US9635315B2 (en) 2006-08-07 2017-04-25 Oovoo Llc Video conferencing over IP networks
US8557393B2 (en) * 2006-10-31 2013-10-15 Exxonmobil Chemical Patents Inc. Adhesive thermoplastic vulcanizates
KR101299155B1 (ko) * 2006-12-29 2013-08-22 삼성전자주식회사 오디오 부호화 및 복호화 장치와 그 방법
US8942289B2 (en) * 2007-02-21 2015-01-27 Microsoft Corporation Computational complexity and precision control in transform-based digital media codec
US7844539B2 (en) * 2007-03-02 2010-11-30 Chicago Board Options Exchange, Incorporated Hybrid trading system for concurrently trading combined orders for financial instruments through both electronic and open-outcry trading mechanisms
CN101939974B (zh) * 2007-12-10 2014-08-13 法国电信公司 数字音频二进制帧中的二进制误差的处理
US8855211B2 (en) 2008-01-22 2014-10-07 At&T Intellectual Property I, Lp Method and apparatus for managing video transport
JP2011024066A (ja) * 2009-07-17 2011-02-03 Sony Corp 画像処理装置および方法
CN103003877B (zh) * 2010-08-23 2014-12-31 松下电器产业株式会社 声音信号处理装置及声音信号处理方法
US8818797B2 (en) * 2010-12-23 2014-08-26 Microsoft Corporation Dual-band speech encoding
US9325639B2 (en) 2013-12-17 2016-04-26 At&T Intellectual Property I, L.P. Hierarchical caching system for lossless network packet capture applications
CN117957781A (zh) * 2021-09-27 2024-04-30 高通股份有限公司 高效的分组丢失保护数据编码和/或解码
CN116193156A (zh) * 2022-12-30 2023-05-30 北京天兵科技有限公司 航天遥测码流地面传输分组压缩编码方法、装置和系统

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Publication number Priority date Publication date Assignee Title
US4726019A (en) * 1986-02-28 1988-02-16 American Telephone And Telegraph Company, At&T Bell Laboratories Digital encoder and decoder synchronization in the presence of late arriving packets
JP2783534B2 (ja) * 1986-11-13 1998-08-06 キヤノン株式会社 符号化装置
US6006174A (en) * 1990-10-03 1999-12-21 Interdigital Technology Coporation Multiple impulse excitation speech encoder and decoder
FR2700632B1 (fr) * 1993-01-21 1995-03-24 France Telecom Système de codage-décodage prédictif d'un signal numérique de parole par transformée adaptative à codes imbriqués.
KR950008637B1 (ko) * 1993-04-08 1995-08-03 삼성전자주식회사 부밴드 코딩시스템의 신호처리장치
US5528625A (en) * 1994-01-03 1996-06-18 At&T Corp. High speed quantization-level-sampling modem with equalization arrangement
GB9509831D0 (en) * 1995-05-15 1995-07-05 Gerzon Michael A Lossless coding method for waveform data
JP2856185B2 (ja) * 1997-01-21 1999-02-10 日本電気株式会社 音声符号化復号化システム
GB2323754B (en) * 1997-01-30 2002-03-20 Peter Graham Craven Lossless compression using iir prediction filters
US6009387A (en) * 1997-03-20 1999-12-28 International Business Machines Corporation System and method of compression/decompressing a speech signal by using split vector quantization and scalar quantization
US6463410B1 (en) * 1998-10-13 2002-10-08 Victor Company Of Japan, Ltd. Audio signal processing apparatus
IL129752A (en) * 1999-05-04 2003-01-12 Eci Telecom Ltd Telecommunication method and system for using same

Also Published As

Publication number Publication date
CN1201289C (zh) 2005-05-11
WO2001086636A1 (fr) 2001-11-15
EP1299879A1 (fr) 2003-04-09
DE60121592D1 (de) 2006-08-31
US6970479B2 (en) 2005-11-29
SE522261C2 (sv) 2004-01-27
ATE333696T1 (de) 2006-08-15
CN1436347A (zh) 2003-08-13
EP1299879B1 (fr) 2006-07-19
DE60121592T2 (de) 2007-06-28
SE0001728D0 (sv) 2000-05-10
SE0001728L (sv) 2001-12-28
US20020018490A1 (en) 2002-02-14

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