AU6757790A - Speech compression system - Google Patents

Speech compression system

Info

Publication number
AU6757790A
AU6757790A AU67577/90A AU6757790A AU6757790A AU 6757790 A AU6757790 A AU 6757790A AU 67577/90 A AU67577/90 A AU 67577/90A AU 6757790 A AU6757790 A AU 6757790A AU 6757790 A AU6757790 A AU 6757790A
Authority
AU
Australia
Prior art keywords
compression system
speech compression
speech
compression
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.)
Abandoned
Application number
AU67577/90A
Inventor
Iben Browning
William B Dress
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.)
SUMMACOM Inc
Original Assignee
SUMMACOM 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 SUMMACOM Inc filed Critical SUMMACOM Inc
Publication of AU6757790A publication Critical patent/AU6757790A/en
Abandoned 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
    • G10L19/02—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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AU67577/90A 1989-11-06 1990-11-06 Speech compression system Abandoned AU6757790A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43265989A 1989-11-06 1989-11-06
US432659 1989-11-06

Publications (1)

Publication Number Publication Date
AU6757790A true AU6757790A (en) 1991-05-31

Family

ID=23717081

Family Applications (1)

Application Number Title Priority Date Filing Date
AU67577/90A Abandoned AU6757790A (en) 1989-11-06 1990-11-06 Speech compression system

Country Status (2)

Country Link
AU (1) AU6757790A (en)
WO (1) WO1991006945A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07261797A (en) * 1994-03-18 1995-10-13 Mitsubishi Electric Corp Signal encoding device and signal decoding device
US5864813A (en) * 1996-12-20 1999-01-26 U S West, Inc. Method, system and product for harmonic enhancement of encoded audio signals
US6463405B1 (en) 1996-12-20 2002-10-08 Eliot M. Case Audiophile encoding of digital audio data using 2-bit polarity/magnitude indicator and 8-bit scale factor for each subband
US5845251A (en) * 1996-12-20 1998-12-01 U S West, Inc. Method, system and product for modifying the bandwidth of subband encoded audio data
US6782365B1 (en) 1996-12-20 2004-08-24 Qwest Communications International Inc. Graphic interface system and product for editing encoded audio data
US5864820A (en) * 1996-12-20 1999-01-26 U S West, Inc. Method, system and product for mixing of encoded audio signals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3097349A (en) * 1961-08-28 1963-07-09 Rca Corp Information processing apparatus
US3287649A (en) * 1963-09-09 1966-11-22 Research Corp Audio signal pattern perception device
US3610831A (en) * 1969-05-26 1971-10-05 Listening Inc Speech recognition apparatus
CA1242279A (en) * 1984-07-10 1988-09-20 Tetsu Taguchi Speech signal processor
GB2182795B (en) * 1985-11-12 1988-10-05 Nat Res Dev Apparatus and methods for speech analysis
US4720861A (en) * 1985-12-24 1988-01-19 Itt Defense Communications A Division Of Itt Corporation Digital speech coding circuit

Also Published As

Publication number Publication date
WO1991006945A1 (en) 1991-05-16

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