EP1204095A4 - Einrichtung zur tonumschaltung - Google Patents

Einrichtung zur tonumschaltung

Info

Publication number
EP1204095A4
EP1204095A4 EP00929812A EP00929812A EP1204095A4 EP 1204095 A4 EP1204095 A4 EP 1204095A4 EP 00929812 A EP00929812 A EP 00929812A EP 00929812 A EP00929812 A EP 00929812A EP 1204095 A4 EP1204095 A4 EP 1204095A4
Authority
EP
European Patent Office
Prior art keywords
switching device
sound switching
sound
switching
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.)
Withdrawn
Application number
EP00929812A
Other languages
English (en)
French (fr)
Other versions
EP1204095A1 (de
Inventor
Toshiyuki Nomura
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of EP1204095A1 publication Critical patent/EP1204095A1/de
Publication of EP1204095A4 publication Critical patent/EP1204095A4/de
Withdrawn legal-status Critical Current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
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders

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)
  • Analogue/Digital Conversion (AREA)
EP00929812A 1999-06-11 2000-05-19 Einrichtung zur tonumschaltung Withdrawn EP1204095A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP16466599 1999-06-11
JP11164665A JP2000352999A (ja) 1999-06-11 1999-06-11 音声切替装置
PCT/JP2000/003230 WO2000077775A1 (fr) 1999-06-11 2000-05-19 Dispositif de commutation sonore

Publications (2)

Publication Number Publication Date
EP1204095A1 EP1204095A1 (de) 2002-05-08
EP1204095A4 true EP1204095A4 (de) 2005-08-17

Family

ID=15797504

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00929812A Withdrawn EP1204095A4 (de) 1999-06-11 2000-05-19 Einrichtung zur tonumschaltung

Country Status (5)

Country Link
EP (1) EP1204095A4 (de)
JP (1) JP2000352999A (de)
AU (1) AU773996B2 (de)
CA (1) CA2376816A1 (de)
WO (1) WO2000077775A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000352999A (ja) * 1999-06-11 2000-12-19 Nec Corp 音声切替装置
JP4733939B2 (ja) 2004-01-08 2011-07-27 パナソニック株式会社 信号復号化装置及び信号復号化方法
JP5046654B2 (ja) 2005-01-14 2012-10-10 パナソニック株式会社 スケーラブル復号装置及びスケーラブル復号方法
WO2007000988A1 (ja) 2005-06-29 2007-01-04 Matsushita Electric Industrial Co., Ltd. スケーラブル復号装置および消失データ補間方法
JP4560015B2 (ja) * 2005-07-29 2010-10-13 パナソニック株式会社 復号化装置
US20070092086A1 (en) * 2005-10-24 2007-04-26 Pang Hee S Removing time delays in signal paths
JP2008244775A (ja) * 2007-03-27 2008-10-09 Rohm Co Ltd オーディオ回路およびそれを備える電子機器
JP6100164B2 (ja) * 2010-10-06 2017-03-22 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ オーディオ信号を処理し、音声音響統合符号化方式（ｕｓａｃ）のためにより高い時間粒度を供給するための装置および方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2592810B2 (ja) * 1986-09-30 1997-03-19 株式会社東芝 サンプルレート変換回路
JP2600237B2 (ja) * 1987-12-29 1997-04-16 ソニー株式会社 サンプリング周波数変換回路
JPH0675586A (ja) * 1992-07-08 1994-03-18 Seikosha Co Ltd 音響信号発生回路
JPH0758709A (ja) * 1993-08-09 1995-03-03 Canon Inc 音響通信装置
JP3134817B2 (ja) * 1997-07-11 2001-02-13 日本電気株式会社 音声符号化復号装置
JP2000352999A (ja) * 1999-06-11 2000-12-19 Nec Corp 音声切替装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
EP1204095A1 (de) 2002-05-08
CA2376816A1 (en) 2000-12-21
AU4778900A (en) 2001-01-02
WO2000077775A1 (fr) 2000-12-21
AU773996B2 (en) 2004-06-10
JP2000352999A (ja) 2000-12-19

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Legal Events

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Effective date: 20060731