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DE60101984D1 - Verfahren zur Vorklassifikation von Audiosignalen für die Audio-Komprimierung - Google Patents

Verfahren zur Vorklassifikation von Audiosignalen für die Audio-Komprimierung

Info

Publication number
DE60101984D1
DE60101984D1 DE60101984T DE60101984T DE60101984D1 DE 60101984 D1 DE60101984 D1 DE 60101984D1 DE 60101984 T DE60101984 T DE 60101984T DE 60101984 T DE60101984 T DE 60101984T DE 60101984 D1 DE60101984 D1 DE 60101984D1
Authority
DE
Germany
Prior art keywords
audio
classification
compression
audio signals
signals
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
DE60101984T
Other languages
English (en)
Other versions
DE60101984T2 (de
Inventor
William J Casey Iii
Nicholas G Karter
Deepen Sinha
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies Inc
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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Publication of DE60101984D1 publication Critical patent/DE60101984D1/de
Application granted granted Critical
Publication of DE60101984T2 publication Critical patent/DE60101984T2/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
    • G10L19/04—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
    • G10L19/18—Vocoders using multiple modes

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)
DE60101984T 2000-09-07 2001-08-07 Verfahren zur Vorklassifikation von Audiosignalen für die Audio-Komprimierung Expired - Lifetime DE60101984T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US656743 2000-09-07
US09/656,743 US6813600B1 (en) 2000-09-07 2000-09-07 Preclassification of audio material in digital audio compression applications

Publications (2)

Publication Number Publication Date
DE60101984D1 true DE60101984D1 (de) 2004-03-18
DE60101984T2 DE60101984T2 (de) 2004-12-16

Family

ID=24634369

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60101984T Expired - Lifetime DE60101984T2 (de) 2000-09-07 2001-08-07 Verfahren zur Vorklassifikation von Audiosignalen für die Audio-Komprimierung

Country Status (4)

Country Link
US (1) US6813600B1 (de)
EP (1) EP1187101B1 (de)
JP (1) JP4944317B2 (de)
DE (1) DE60101984T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003036621A1 (en) * 2001-10-22 2003-05-01 Motorola, Inc., A Corporation Of The State Of Delaware Method and apparatus for enhancing loudness of an audio signal
US8073684B2 (en) * 2003-04-25 2011-12-06 Texas Instruments Incorporated Apparatus and method for automatic classification/identification of similar compressed audio files
US7739105B2 (en) * 2003-06-13 2010-06-15 Vixs Systems, Inc. System and method for processing audio frames
KR20050028193A (ko) * 2003-09-17 2005-03-22 삼성전자주식회사 오디오 신호에 적응적으로 부가 정보를 삽입하기 위한방법, 오디오 신호에 삽입된 부가 정보의 재생 방법, 및그 장치와 이를 구현하기 위한 프로그램이 기록된 기록 매체
US7676362B2 (en) * 2004-12-31 2010-03-09 Motorola, Inc. Method and apparatus for enhancing loudness of a speech signal
US8280730B2 (en) 2005-05-25 2012-10-02 Motorola Mobility Llc Method and apparatus of increasing speech intelligibility in noisy environments
KR100715949B1 (ko) * 2005-11-11 2007-05-08 삼성전자주식회사 고속 음악 무드 분류 방법 및 그 장치
KR100717387B1 (ko) * 2006-01-26 2007-05-11 삼성전자주식회사 유사곡 검색 방법 및 그 장치
KR100749045B1 (ko) * 2006-01-26 2007-08-13 삼성전자주식회사 음악 내용 요약본을 이용한 유사곡 검색 방법 및 그 장치
CN101518100B (zh) * 2006-09-14 2011-12-07 Lg电子株式会社 对话增强技术
MX2009002779A (es) * 2006-09-14 2009-03-30 Lg Electronics Inc Tecnicas para aumentar el dialogo.
CN103325373A (zh) 2012-03-23 2013-09-25 杜比实验室特许公司 用于传送和接收音频信号的方法和设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61254999A (ja) * 1985-05-07 1986-11-12 日本電気株式会社 ピッチおよび有声／無声判別信号の符号化方法
US5632003A (en) 1993-07-16 1997-05-20 Dolby Laboratories Licensing Corporation Computationally efficient adaptive bit allocation for coding method and apparatus
TW327223B (en) 1993-09-28 1998-02-21 Sony Co Ltd Methods and apparatus for encoding an input signal broken into frequency components, methods and apparatus for decoding such encoded signal
US5682463A (en) * 1995-02-06 1997-10-28 Lucent Technologies Inc. Perceptual audio compression based on loudness uncertainty
EP0803989B1 (de) 1996-04-26 1999-06-16 Deutsche Thomson-Brandt Gmbh Verfahren und Apparat zur Kodierung eines digitalen Audiosignals
US5959944A (en) * 1996-11-07 1999-09-28 The Music Connection Corporation System and method for production of customized compact discs on demand
US6310652B1 (en) * 1997-05-02 2001-10-30 Texas Instruments Incorporated Fine-grained synchronization of a decompressed audio stream by skipping or repeating a variable number of samples from a frame
EP0966109B1 (de) 1998-06-15 2005-04-27 Matsushita Electric Industrial Co., Ltd. Audiokodierungsmethode und Audiokodierungsvorrichtung
JP2000047693A (ja) * 1998-07-30 2000-02-18 Nippon Telegr & Teleph Corp <Ntt> 音声信号符号化制御装置
US6542869B1 (en) * 2000-05-11 2003-04-01 Fuji Xerox Co., Ltd. Method for automatic analysis of audio including music and speech

Also Published As

Publication number Publication date
EP1187101B1 (de) 2004-02-11
EP1187101A2 (de) 2002-03-13
US6813600B1 (en) 2004-11-02
DE60101984T2 (de) 2004-12-16
JP4944317B2 (ja) 2012-05-30
JP2002149197A (ja) 2002-05-24
EP1187101A3 (de) 2002-07-17

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Legal Events

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