DE69329476T2 - Sprachkodierungsystem - Google Patents

Sprachkodierungsystem

Info

Publication number
DE69329476T2
DE69329476T2 DE69329476T DE69329476T DE69329476T2 DE 69329476 T2 DE69329476 T2 DE 69329476T2 DE 69329476 T DE69329476 T DE 69329476T DE 69329476 T DE69329476 T DE 69329476T DE 69329476 T2 DE69329476 T2 DE 69329476T2
Authority
DE
Germany
Prior art keywords
speech
subvector
weighting
filter coefficients
adaptive
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
DE69329476T
Other languages
German (de)
English (en)
Other versions
DE69329476D1 (de
Inventor
Masahiro Serizawa
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
Application granted granted Critical
Publication of DE69329476D1 publication Critical patent/DE69329476D1/de
Publication of DE69329476T2 publication Critical patent/DE69329476T2/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
    • 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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
DE69329476T 1992-02-24 1993-02-23 Sprachkodierungsystem Expired - Fee Related DE69329476T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP03588192A JP3248215B2 (ja) 1992-02-24 1992-02-24 音声符号化装置

Publications (2)

Publication Number Publication Date
DE69329476D1 DE69329476D1 (de) 2000-11-02
DE69329476T2 true DE69329476T2 (de) 2001-02-08

Family

ID=12454351

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69329476T Expired - Fee Related DE69329476T2 (de) 1992-02-24 1993-02-23 Sprachkodierungsystem

Country Status (4)

Country Link
EP (1) EP0557940B1 (ja)
JP (1) JP3248215B2 (ja)
CA (1) CA2090205C (ja)
DE (1) DE69329476T2 (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2591430B2 (ja) * 1993-06-30 1997-03-19 日本電気株式会社 ベクトル量子化装置
EP1177821A3 (en) 1995-05-10 2005-01-05 Nintendo Co., Limited Operating device with analog joystick
JP3544268B2 (ja) 1995-10-09 2004-07-21 任天堂株式会社 三次元画像処理装置およびそれを用いた画像処理方法
JP3524247B2 (ja) 1995-10-09 2004-05-10 任天堂株式会社 ゲーム機およびそれを用いたゲーム機システム
DE69628727T2 (de) 1995-10-09 2004-05-13 Nintendo Co., Ltd. System zum bearbeiten von dreidimensionalen bildinformationen
US6267673B1 (en) 1996-09-20 2001-07-31 Nintendo Co., Ltd. Video game system with state of next world dependent upon manner of entry from previous world via a portal
US6022274A (en) 1995-11-22 2000-02-08 Nintendo Co., Ltd. Video game system using memory module
US6190257B1 (en) 1995-11-22 2001-02-20 Nintendo Co., Ltd. Systems and method for providing security in a video game system
TW419645B (en) * 1996-05-24 2001-01-21 Koninkl Philips Electronics Nv A method for coding Human speech and an apparatus for reproducing human speech so coded
US6241610B1 (en) 1996-09-20 2001-06-05 Nintendo Co., Ltd. Three-dimensional image processing system having dynamically changing character polygon number
US6139434A (en) 1996-09-24 2000-10-31 Nintendo Co., Ltd. Three-dimensional image processing apparatus with enhanced automatic and user point of view control
JP3655438B2 (ja) 1997-07-17 2005-06-02 任天堂株式会社 ビデオゲームシステム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1321646C (en) * 1988-05-20 1993-08-24 Eisuke Hanada Coded speech communication system having code books for synthesizing small-amplitude components
US4975956A (en) * 1989-07-26 1990-12-04 Itt Corporation Low-bit-rate speech coder using LPC data reduction processing
US5208862A (en) * 1990-02-22 1993-05-04 Nec Corporation Speech coder
JPH05108096A (ja) * 1991-10-18 1993-04-30 Sanyo Electric Co Ltd ベクトル駆動型音声符号化装置

Also Published As

Publication number Publication date
JP3248215B2 (ja) 2002-01-21
EP0557940A3 (ja) 1994-03-23
JPH05232997A (ja) 1993-09-10
EP0557940A2 (en) 1993-09-01
EP0557940B1 (en) 2000-09-27
CA2090205C (en) 1998-08-04
CA2090205A1 (en) 1993-08-25
DE69329476D1 (de) 2000-11-02

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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