IT1285178B1 - Procedimento ed apparecchio per la esecuzione di operazioni di codificazione e decodificazione a bassa velocita'. - Google Patents

Procedimento ed apparecchio per la esecuzione di operazioni di codificazione e decodificazione a bassa velocita'.

Info

Publication number
IT1285178B1
IT1285178B1 IT96RM000235A ITRM960235A IT1285178B1 IT 1285178 B1 IT1285178 B1 IT 1285178B1 IT 96RM000235 A IT96RM000235 A IT 96RM000235A IT RM960235 A ITRM960235 A IT RM960235A IT 1285178 B1 IT1285178 B1 IT 1285178B1
Authority
IT
Italy
Prior art keywords
procedure
low speed
decoding operations
performing low
speed coding
Prior art date
Application number
IT96RM000235A
Other languages
English (en)
Inventor
James Patrick Ashley
Weimin Peng
Peng Zhang
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 ITRM960235A0 publication Critical patent/ITRM960235A0/it
Publication of ITRM960235A1 publication Critical patent/ITRM960235A1/it
Application granted granted Critical
Publication of IT1285178B1 publication Critical patent/IT1285178B1/it

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)
IT96RM000235A 1995-04-19 1996-04-15 Procedimento ed apparecchio per la esecuzione di operazioni di codificazione e decodificazione a bassa velocita'. IT1285178B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42478095A 1995-04-19 1995-04-19

Publications (3)

Publication Number Publication Date
ITRM960235A0 ITRM960235A0 (it) 1996-04-15
ITRM960235A1 ITRM960235A1 (it) 1997-10-15
IT1285178B1 true IT1285178B1 (it) 1998-06-03

Family

ID=23683842

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96RM000235A IT1285178B1 (it) 1995-04-19 1996-04-15 Procedimento ed apparecchio per la esecuzione di operazioni di codificazione e decodificazione a bassa velocita'.

Country Status (14)

Country Link
JP (1) JPH10503633A (it)
CN (1) CN1150853A (it)
AU (1) AU683058B2 (it)
BR (1) BR9606292A (it)
CA (1) CA2191972A1 (it)
DE (1) DE19680399T1 (it)
FI (1) FI965131A7 (it)
FR (1) FR2733345B1 (it)
GB (1) GB2304508A (it)
IT (1) IT1285178B1 (it)
MX (1) MX9606368A (it)
PL (1) PL318012A1 (it)
SE (1) SE9604443L (it)
WO (1) WO1996034383A1 (it)

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

Family Cites Families (6)

* 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
JPH02287399A (ja) * 1989-04-28 1990-11-27 Fujitsu Ltd ベクトル量子化制御方式
US5010574A (en) * 1989-06-13 1991-04-23 At&T Bell Laboratories Vector quantizer search arrangement
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.

Also Published As

Publication number Publication date
ITRM960235A0 (it) 1996-04-15
AU6634996A (en) 1996-11-18
ITRM960235A1 (it) 1997-10-15
JPH10503633A (ja) 1998-03-31
BR9606292A (pt) 1997-11-18
GB2304508A (en) 1997-03-19
MX9606368A (es) 1997-03-29
FI965131A0 (fi) 1996-12-19
WO1996034383A1 (en) 1996-10-31
SE9604443D0 (sv) 1996-12-03
CN1150853A (zh) 1997-05-28
FR2733345B1 (fr) 1997-07-25
PL318012A1 (en) 1997-05-12
FR2733345A1 (fr) 1996-10-25
CA2191972A1 (en) 1996-10-31
DE19680399T1 (de) 1997-09-18
SE9604443L (sv) 1997-02-19
FI965131A7 (fi) 1996-12-19
AU683058B2 (en) 1997-10-30
GB9625742D0 (en) 1997-01-29

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