DE60001904D1 - Audio-übertragungssystem mit verbesserter kodiereinrichtung - Google Patents

Audio-übertragungssystem mit verbesserter kodiereinrichtung

Info

Publication number
DE60001904D1
DE60001904D1 DE60001904T DE60001904T DE60001904D1 DE 60001904 D1 DE60001904 D1 DE 60001904D1 DE 60001904 T DE60001904 T DE 60001904T DE 60001904 T DE60001904 T DE 60001904T DE 60001904 D1 DE60001904 D1 DE 60001904D1
Authority
DE
Germany
Prior art keywords
transmission system
audio transmission
improved encoder
encoder
improved
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 - Fee Related
Application number
DE60001904T
Other languages
English (en)
Other versions
DE60001904T2 (de
Inventor
Rakesh Taori
J Sluijter
Brinker C Den
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE60001904D1 publication Critical patent/DE60001904D1/de
Publication of DE60001904T2 publication Critical patent/DE60001904T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/233—Processing of audio elementary streams

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE60001904T 1999-06-18 2000-06-08 Audio-übertragungssystem mit verbesserter kodiereinrichtung Expired - Fee Related DE60001904T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP99201959 1999-06-18
EP99201959 1999-06-18
PCT/EP2000/005344 WO2000079519A1 (en) 1999-06-18 2000-06-08 Audio transmission system having an improved encoder

Publications (2)

Publication Number Publication Date
DE60001904D1 true DE60001904D1 (de) 2003-05-08
DE60001904T2 DE60001904T2 (de) 2004-05-19

Family

ID=8240322

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60001904T Expired - Fee Related DE60001904T2 (de) 1999-06-18 2000-06-08 Audio-übertragungssystem mit verbesserter kodiereinrichtung

Country Status (6)

Country Link
EP (1) EP1105869B1 (de)
JP (1) JP2003502703A (de)
KR (1) KR20010072778A (de)
CN (1) CN1149535C (de)
DE (1) DE60001904T2 (de)
WO (1) WO2000079519A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR0109237A (pt) * 2001-01-16 2002-12-03 Koninkl Philips Electronics Nv Codificador paramétrico, método de codificação paramétrica, decodificador paramétrico, método de decodificação, fluxo de dados incluindo dados de código senoidais, e, meio de armazenamento
KR20020084199A (ko) * 2001-01-16 2002-11-04 코닌클리케 필립스 일렉트로닉스 엔.브이. 파라메트릭 엔코딩에서 신호 성분들의 링킹
WO2002087241A1 (en) 2001-04-18 2002-10-31 Koninklijke Philips Electronics N.V. Audio coding with partial encryption
CN1319043C (zh) * 2001-10-26 2007-05-30 皇家飞利浦电子股份有限公司 用于编码和解码音频信号的方法与设备以及包括这样的设备的系统
ATE356404T1 (de) * 2002-07-08 2007-03-15 Koninkl Philips Electronics Nv Sinusoidale audio-kodierung
RU2005120236A (ru) * 2002-11-28 2006-01-20 Конинклейке Филипс Электроникс Н.В. (Nl) Кодирование аудиосигнала
JP2007504503A (ja) * 2003-09-05 2007-03-01 コニンクリユケ フィリップス エレクトロニクス エヌ．ブイ． 低ビットレートオーディオ符号化
RU2433489C2 (ru) * 2005-07-06 2011-11-10 Конинклейке Филипс Электроникс Н.В. Параметрическое многоканальное декодирование
KR101346771B1 (ko) * 2007-08-16 2013-12-31 삼성전자주식회사 심리 음향 모델에 따른 마스킹 값보다 작은 정현파 신호를효율적으로 인코딩하는 방법 및 장치, 그리고 인코딩된오디오 신호를 디코딩하는 방법 및 장치
US8620660B2 (en) * 2010-10-29 2013-12-31 The United States Of America, As Represented By The Secretary Of The Navy Very low bit rate signal coder and decoder
CN103346830B (zh) * 2013-07-03 2016-05-11 深圳中科智星通科技有限公司 基于北斗卫星的语音传输方法和装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4885790A (en) * 1985-03-18 1989-12-05 Massachusetts Institute Of Technology Processing of acoustic waveforms
US4937873A (en) * 1985-03-18 1990-06-26 Massachusetts Institute Of Technology Computationally efficient sine wave synthesis for acoustic waveform processing
US5179626A (en) * 1988-04-08 1993-01-12 At&T Bell Laboratories Harmonic speech coding arrangement where a set of parameters for a continuous magnitude spectrum is determined by a speech analyzer and the parameters are used by a synthesizer to determine a spectrum which is used to determine senusoids for synthesis
US5504833A (en) * 1991-08-22 1996-04-02 George; E. Bryan Speech approximation using successive sinusoidal overlap-add models and pitch-scale modifications

Also Published As

Publication number Publication date
CN1149535C (zh) 2004-05-12
JP2003502703A (ja) 2003-01-21
EP1105869A1 (de) 2001-06-13
CN1320257A (zh) 2001-10-31
WO2000079519A1 (en) 2000-12-28
EP1105869B1 (de) 2003-04-02
DE60001904T2 (de) 2004-05-19
KR20010072778A (ko) 2001-07-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee