DE69916321D1 - Kodierung eines verbesserungsmerkmals zur leistungsverbesserung in der kodierung von kommunikationssignalen - Google Patents

Kodierung eines verbesserungsmerkmals zur leistungsverbesserung in der kodierung von kommunikationssignalen

Info

Publication number
DE69916321D1
DE69916321D1 DE69916321T DE69916321T DE69916321D1 DE 69916321 D1 DE69916321 D1 DE 69916321D1 DE 69916321 T DE69916321 T DE 69916321T DE 69916321 T DE69916321 T DE 69916321T DE 69916321 D1 DE69916321 D1 DE 69916321D1
Authority
DE
Germany
Prior art keywords
coding
signal
primary coded
communication signals
increasing performance
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
DE69916321T
Other languages
English (en)
Other versions
DE69916321T2 (de
Inventor
Roar Hagen
Bastiaan Kleijn
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson 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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE69916321D1 publication Critical patent/DE69916321D1/de
Publication of DE69916321T2 publication Critical patent/DE69916321T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/0212—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 using orthogonal transformation

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)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Dc Digital Transmission (AREA)
DE69916321T 1998-12-18 1999-12-07 Kodierung eines verbesserungsmerkmals zur leistungsverbesserung in der kodierung von kommunikationssignalen Expired - Lifetime DE69916321T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US216339 1998-12-18
US09/216,339 US6182030B1 (en) 1998-12-18 1998-12-18 Enhanced coding to improve coded communication signals
PCT/SE1999/002289 WO2000038178A1 (en) 1998-12-18 1999-12-07 Coded enhancement feature for improved performance in coding communication signals

Publications (2)

Publication Number Publication Date
DE69916321D1 true DE69916321D1 (de) 2004-05-13
DE69916321T2 DE69916321T2 (de) 2005-03-17

Family

ID=22806660

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69916321T Expired - Lifetime DE69916321T2 (de) 1998-12-18 1999-12-07 Kodierung eines verbesserungsmerkmals zur leistungsverbesserung in der kodierung von kommunikationssignalen

Country Status (8)

Country Link
US (1) US6182030B1 (de)
EP (1) EP1141946B1 (de)
JP (1) JP2002533963A (de)
CN (1) CN1334952A (de)
AT (1) ATE263998T1 (de)
AU (1) AU3088200A (de)
DE (1) DE69916321T2 (de)
WO (1) WO2000038178A1 (de)

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US7072832B1 (en) * 1998-08-24 2006-07-04 Mindspeed Technologies, Inc. System for speech encoding having an adaptive encoding arrangement
US6581032B1 (en) * 1999-09-22 2003-06-17 Conexant Systems, Inc. Bitstream protocol for transmission of encoded voice signals
US6604070B1 (en) * 1999-09-22 2003-08-05 Conexant Systems, Inc. System of encoding and decoding speech signals
EP1199711A1 (de) * 2000-10-20 2002-04-24 Telefonaktiebolaget Lm Ericsson Kodierung von Audiosignalen unter Verwendung von Vergrösserung der Bandbreite
EP1199812A1 (de) * 2000-10-20 2002-04-24 Telefonaktiebolaget Lm Ericsson Kodierung der akustischen Signale mit Verbesserung der Wahrnehmung
US7606703B2 (en) * 2000-11-15 2009-10-20 Texas Instruments Incorporated Layered celp system and method with varying perceptual filter or short-term postfilter strengths
CN100353438C (zh) * 2001-02-19 2007-12-05 皇家菲利浦电子有限公司 嵌入和检测辅助信号的方法和装置及其记录和重放装置
US7272555B2 (en) * 2001-09-13 2007-09-18 Industrial Technology Research Institute Fine granularity scalability speech coding for multi-pulses CELP-based algorithm
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
US7672838B1 (en) * 2003-12-01 2010-03-02 The Trustees Of Columbia University In The City Of New York Systems and methods for speech recognition using frequency domain linear prediction polynomials to form temporal and spectral envelopes from frequency domain representations of signals
US6980933B2 (en) * 2004-01-27 2005-12-27 Dolby Laboratories Licensing Corporation Coding techniques using estimated spectral magnitude and phase derived from MDCT coefficients
JP4937746B2 (ja) * 2004-07-20 2012-05-23 パナソニック株式会社 音声符号化装置および音声符号化方法
US20060217972A1 (en) * 2005-03-28 2006-09-28 Tellabs Operations, Inc. Method and apparatus for modifying an encoded signal
US20070160154A1 (en) * 2005-03-28 2007-07-12 Sukkar Rafid A Method and apparatus for injecting comfort noise in a communications signal
US7490036B2 (en) 2005-10-20 2009-02-10 Motorola, Inc. Adaptive equalizer for a coded speech signal
US7590523B2 (en) * 2006-03-20 2009-09-15 Mindspeed Technologies, Inc. Speech post-processing using MDCT coefficients
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
DE102008037156A1 (de) * 2008-08-08 2010-02-18 Audi Ag Verfahren und eine Vorrichtung zur Reinigung eines Abgasstroms einer magerlauffähigen Brennkraftmaschine
EP2246845A1 (de) * 2009-04-21 2010-11-03 Siemens Medical Instruments Pte. Ltd. Verfahren und akustische Signalverarbeitungsvorrichtung zur Schätzung von linearen prädiktiven Kodierungskoeffizienten
WO2010138309A1 (en) 2009-05-26 2010-12-02 Dolby Laboratories Licensing Corporation Audio signal dynamic equalization processing control
WO2010138311A1 (en) 2009-05-26 2010-12-02 Dolby Laboratories Licensing Corporation Equalization profiles for dynamic equalization of audio data
US8565811B2 (en) * 2009-08-04 2013-10-22 Microsoft Corporation Software-defined radio using multi-core processor
US9753884B2 (en) * 2009-09-30 2017-09-05 Microsoft Technology Licensing, Llc Radio-control board for software-defined radio platform
US8627189B2 (en) * 2009-12-03 2014-01-07 Microsoft Corporation High performance digital signal processing in software radios
US20110136439A1 (en) * 2009-12-04 2011-06-09 Microsoft Corporation Analyzing Wireless Technologies Based On Software-Defined Radio
DE102010006573B4 (de) * 2010-02-02 2012-03-15 Rohde & Schwarz Gmbh & Co. Kg IQ-Datenkompression für Breitbandanwendungen
JP5276047B2 (ja) * 2010-04-30 2013-08-28 株式会社エヌ・ティ・ティ・ドコモ 移動端末装置
US8929933B2 (en) 2011-05-04 2015-01-06 Microsoft Corporation Spectrum allocation for base station
WO2013040330A1 (en) 2011-09-14 2013-03-21 Brooks Automation, Inc. Load station
US8989286B2 (en) 2011-11-10 2015-03-24 Microsoft Corporation Mapping a transmission stream in a virtual baseband to a physical baseband with equalization
US9438652B2 (en) 2013-04-15 2016-09-06 Opentv, Inc. Tiered content streaming

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US4720861A (en) * 1985-12-24 1988-01-19 Itt Defense Communications A Division Of Itt Corporation Digital speech coding circuit
US5206884A (en) 1990-10-25 1993-04-27 Comsat Transform domain quantization technique for adaptive predictive coding
IT1241358B (it) 1990-12-20 1994-01-10 Sip Sistema di codifica del segnale vocale con sottocodice annidato
KR100228688B1 (ko) * 1991-01-08 1999-11-01 쥬더 에드 에이. 다차원 음장용 인코우더/디코우더
ES2240252T3 (es) 1991-06-11 2005-10-16 Qualcomm Incorporated Vocodificador de velocidad variable.
US5495555A (en) 1992-06-01 1996-02-27 Hughes Aircraft Company High quality low bit rate celp-based speech codec
US5327520A (en) 1992-06-04 1994-07-05 At&T Bell Laboratories Method of use of voice message coder/decoder
ATE218741T1 (de) 1994-02-01 2002-06-15 Qualcomm Inc Lineare vorhersage durch impulsanregung
US5574825A (en) * 1994-03-14 1996-11-12 Lucent Technologies Inc. Linear prediction coefficient generation during frame erasure or packet loss
US5684920A (en) 1994-03-17 1997-11-04 Nippon Telegraph And Telephone Acoustic signal transform coding method and decoding method having a high efficiency envelope flattening method therein
JPH08272395A (ja) 1995-03-31 1996-10-18 Nec Corp 音声符号化装置
JP3970327B2 (ja) * 1996-02-15 2007-09-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴイ 複雑さが軽減された信号送信システム

Also Published As

Publication number Publication date
CN1334952A (zh) 2002-02-06
EP1141946B1 (de) 2004-04-07
EP1141946A1 (de) 2001-10-10
AU3088200A (en) 2000-07-12
ATE263998T1 (de) 2004-04-15
WO2000038178A1 (en) 2000-06-29
DE69916321T2 (de) 2005-03-17
US6182030B1 (en) 2001-01-30
JP2002533963A (ja) 2002-10-08

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