MX9200280A - Cuantificador de libro de claves - Google Patents

Cuantificador de libro de claves

Info

Publication number
MX9200280A
MX9200280A MX9200280A MX9200280A MX9200280A MX 9200280 A MX9200280 A MX 9200280A MX 9200280 A MX9200280 A MX 9200280A MX 9200280 A MX9200280 A MX 9200280A MX 9200280 A MX9200280 A MX 9200280A
Authority
MX
Mexico
Prior art keywords
quantifier
key book
book
key
book quantifier
Prior art date
Application number
MX9200280A
Other languages
English (en)
Inventor
John N Mailhot
Original Assignee
American Telephone & Telegraph
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 American Telephone & Telegraph filed Critical American Telephone & Telegraph
Publication of MX9200280A publication Critical patent/MX9200280A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/94—Vector quantisation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/008—Vector quantisation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3082—Vector coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
MX9200280A 1991-01-25 1992-01-23 Cuantificador de libro de claves MX9200280A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07645937 US5061924B1 (en) 1991-01-25 1991-01-25 Efficient vector codebook

Publications (1)

Publication Number Publication Date
MX9200280A true MX9200280A (es) 1992-07-01

Family

ID=24591060

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9200280A MX9200280A (es) 1991-01-25 1992-01-23 Cuantificador de libro de claves

Country Status (6)

Country Link
US (1) US5061924B1 (es)
EP (1) EP0496541B1 (es)
JP (1) JP2509039B2 (es)
CA (1) CA2059059C (es)
DE (1) DE69209676T2 (es)
MX (1) MX9200280A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993012613A1 (en) * 1991-12-13 1993-06-24 Avid Technology, Inc. Quantization table adjustment
US5355450A (en) 1992-04-10 1994-10-11 Avid Technology, Inc. Media composer with adjustable source material compression
EP0694245A4 (en) * 1993-04-16 1996-05-08 Data Translation Inc VARIABLE QUANTIFICATION ADAPTIVE VIDEO COMPRESSION
CA2160562A1 (en) * 1993-04-16 1994-10-27 James M. Hardiman Adaptive video decompression
US5442354A (en) * 1993-08-26 1995-08-15 Advanced Micro Devices, Inc. Fourth-order cascaded sigma-delta modulator
US6140947A (en) * 1999-05-07 2000-10-31 Cirrus Logic, Inc. Encoding with economical codebook memory utilization
US7389227B2 (en) * 2000-01-14 2008-06-17 C & S Technology Co., Ltd. High-speed search method for LSP quantizer using split VQ and fixed codebook of G.729 speech encoder
US8214204B2 (en) 2004-07-23 2012-07-03 Telecom Italia S.P.A. Method for generating a vector codebook, method and device for compressing data, and distributed speech recognition system
US8036669B2 (en) 2006-04-20 2011-10-11 Qualcomm Incorporated Orthogonal resource reuse with SDMA beams

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4560977A (en) * 1982-06-11 1985-12-24 Mitsubishi Denki Kabushiki Kaisha Vector quantizer
JPS6143875A (ja) * 1984-08-08 1986-03-03 Nippon Telegr & Teleph Corp <Ntt> ベ−シツクセル式全探索ベクトル量子化符号化器
IT1190565B (it) * 1986-04-07 1988-02-16 Cselt Centro Studi Lab Telecom Procedimento e dispositivo di codifica di segnali numerizati mediante quantizzazione vettoriale
US4727354A (en) * 1987-01-07 1988-02-23 Unisys Corporation System for selecting best fit vector code in vector quantization encoding
JP2527353B2 (ja) * 1987-02-25 1996-08-21 富士写真フイルム株式会社 ベクトル量子化による画像デ―タの圧縮装置
US4811112A (en) * 1987-07-24 1989-03-07 American Telephone And Telegraph Company, At&T Bell Laboratories Vector DPCM image coding method and apparatus
CA1337217C (en) * 1987-08-28 1995-10-03 Daniel Kenneth Freeman Speech coding
US4965580A (en) * 1988-09-26 1990-10-23 Mitsubishi Denki Kabushiki Kaisha Quantizer and inverse-quantizer
US4958225A (en) * 1989-06-09 1990-09-18 Utah State University Foundation Full-search-equivalent method for matching data and a vector quantizer utilizing such method
US4963030A (en) * 1989-11-29 1990-10-16 California Institute Of Technology Distributed-block vector quantization coder

Also Published As

Publication number Publication date
DE69209676T2 (de) 1996-11-07
DE69209676D1 (de) 1996-05-15
EP0496541A1 (en) 1992-07-29
CA2059059C (en) 1997-02-04
US5061924B1 (en) 1996-04-30
JPH04318709A (ja) 1992-11-10
EP0496541B1 (en) 1996-04-10
US5061924A (en) 1991-10-29
JP2509039B2 (ja) 1996-06-19

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Legal Events

Date Code Title Description
FG Grant or registration
MM Annulment or lapse due to non-payment of fees