DE19680399T1 - Verfahren und Vorrichtung zur niederratigen Kodierung und Dekodierung - Google Patents

Verfahren und Vorrichtung zur niederratigen Kodierung und Dekodierung

Info

Publication number
DE19680399T1
DE19680399T1 DE19680399T DE19680399T DE19680399T1 DE 19680399 T1 DE19680399 T1 DE 19680399T1 DE 19680399 T DE19680399 T DE 19680399T DE 19680399 T DE19680399 T DE 19680399T DE 19680399 T1 DE19680399 T1 DE 19680399T1
Authority
DE
Germany
Prior art keywords
decoding
low
rate coding
coding
rate
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.)
Ceased
Application number
DE19680399T
Other languages
German (de)
English (en)
Inventor
James Patrick Ashley
Weimin Peng
Peng Zhang
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of DE19680399T1 publication Critical patent/DE19680399T1/de
Ceased 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)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Executing Machine-Instructions (AREA)
DE19680399T 1995-04-19 1996-03-07 Verfahren und Vorrichtung zur niederratigen Kodierung und Dekodierung Ceased DE19680399T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42478095A 1995-04-19 1995-04-19
PCT/US1996/003235 WO1996034383A1 (en) 1995-04-19 1996-03-07 Method and apparatus for low rate coding and decoding

Publications (1)

Publication Number Publication Date
DE19680399T1 true DE19680399T1 (de) 1997-09-18

Family

ID=23683842

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19680399T Ceased DE19680399T1 (de) 1995-04-19 1996-03-07 Verfahren und Vorrichtung zur niederratigen Kodierung und Dekodierung

Country Status (14)

Country Link
JP (1) JPH10503633A (pt)
CN (1) CN1150853A (pt)
AU (1) AU683058B2 (pt)
BR (1) BR9606292A (pt)
CA (1) CA2191972A1 (pt)
DE (1) DE19680399T1 (pt)
FI (1) FI965131A0 (pt)
FR (1) FR2733345B1 (pt)
GB (1) GB2304508A (pt)
IT (1) IT1285178B1 (pt)
MX (1) MX9606368A (pt)
PL (1) PL318012A1 (pt)
SE (1) SE9604443L (pt)
WO (1) WO1996034383A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9454974B2 (en) * 2006-07-31 2016-09-27 Qualcomm Incorporated Systems, methods, and apparatus for gain factor limiting
CN104637483A (zh) * 2015-02-03 2015-05-20 中国电子科技集团公司第五十八研究所 基于多通道的低速率语音编解码系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE6901749U (de) * 1969-01-17 1969-05-22 Huettenwerke Siegerland Ag Diffusor fuer bundgluehoefen
EP0395076A2 (en) * 1989-04-28 1990-10-31 Fujitsu Limited Speech coding apparatus
US5010574A (en) * 1989-06-13 1991-04-23 At&T Bell Laboratories Vector quantizer search arrangement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4974099A (en) * 1989-06-21 1990-11-27 International Mobile Machines Corporation Communication signal compression system and method
US4963030A (en) * 1989-11-29 1990-10-16 California Institute Of Technology Distributed-block vector quantization coder
FR2709366B1 (fr) * 1993-03-26 2001-09-14 Motorola Inc Procédé de stockage de vecteurs de coefficient de réflexion.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE6901749U (de) * 1969-01-17 1969-05-22 Huettenwerke Siegerland Ag Diffusor fuer bundgluehoefen
EP0395076A2 (en) * 1989-04-28 1990-10-31 Fujitsu Limited Speech coding apparatus
US5010574A (en) * 1989-06-13 1991-04-23 At&T Bell Laboratories Vector quantizer search arrangement

Also Published As

Publication number Publication date
MX9606368A (es) 1997-03-29
FR2733345B1 (fr) 1997-07-25
ITRM960235A0 (pt) 1996-04-15
AU683058B2 (en) 1997-10-30
JPH10503633A (ja) 1998-03-31
GB9625742D0 (en) 1997-01-29
FR2733345A1 (fr) 1996-10-25
AU6634996A (en) 1996-11-18
SE9604443L (sv) 1997-02-19
ITRM960235A1 (it) 1997-10-15
SE9604443D0 (sv) 1996-12-03
IT1285178B1 (it) 1998-06-03
FI965131A (fi) 1996-12-19
WO1996034383A1 (en) 1996-10-31
GB2304508A (en) 1997-03-19
CA2191972A1 (en) 1996-10-31
PL318012A1 (en) 1997-05-12
BR9606292A (pt) 1997-11-18
FI965131A0 (fi) 1996-12-19
CN1150853A (zh) 1997-05-28

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8131 Rejection