CN1106710C - 向量量化装置和方法 - Google Patents

向量量化装置和方法 Download PDF

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Publication number
CN1106710C
CN1106710C CN95107152A CN95107152A CN1106710C CN 1106710 C CN1106710 C CN 1106710C CN 95107152 A CN95107152 A CN 95107152A CN 95107152 A CN95107152 A CN 95107152A CN 1106710 C CN1106710 C CN 1106710C
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CN95107152A
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Chinese (zh)
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CN1120268A (zh
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天田皇
三关公生
赤岭政已
押切正浩
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Toshiba Corp
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Toshiba Corp
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    • 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
    • H03M7/3002—Conversion to or from differential modulation
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/008—Vector quantisation

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN95107152A 1994-05-27 1995-05-25 向量量化装置和方法 Expired - Fee Related CN1106710C (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP115465/94 1994-05-27
JP115465/1994 1994-05-27
JP11546594 1994-05-27
JP267828/94 1994-10-31
JP26782894A JP3224955B2 (ja) 1994-05-27 1994-10-31 ベクトル量子化装置およびベクトル量子化方法
JP267828/1994 1994-10-31

Publications (2)

Publication Number Publication Date
CN1120268A CN1120268A (zh) 1996-04-10
CN1106710C true CN1106710C (zh) 2003-04-23

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ID=26453959

Family Applications (1)

Application Number Title Priority Date Filing Date
CN95107152A Expired - Fee Related CN1106710C (zh) 1994-05-27 1995-05-25 向量量化装置和方法

Country Status (7)

Country Link
US (1) US5677986A (enExample)
EP (1) EP0684702B1 (enExample)
JP (1) JP3224955B2 (enExample)
KR (1) KR100190183B1 (enExample)
CN (1) CN1106710C (enExample)
DE (1) DE69528685T2 (enExample)
TW (1) TW264592B (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3273455B2 (ja) * 1994-10-07 2002-04-08 日本電信電話株式会社 ベクトル量子化方法及びその復号化器
KR100322706B1 (ko) * 1995-09-25 2002-06-20 윤종용 선형예측부호화계수의부호화및복호화방법
US5819213A (en) * 1996-01-31 1998-10-06 Kabushiki Kaisha Toshiba Speech encoding and decoding with pitch filter range unrestricted by codebook range and preselecting, then increasing, search candidates from linear overlap codebooks
JP3357795B2 (ja) * 1996-08-16 2002-12-16 株式会社東芝 音声符号化方法および装置
JP3707153B2 (ja) * 1996-09-24 2005-10-19 ソニー株式会社 ベクトル量子化方法、音声符号化方法及び装置
DE69710794T2 (de) 1996-11-07 2002-08-08 Matsushita Electric Industrial Co., Ltd. Vorrichtungzur Erzeugung eines Vektorquantisierungs-Codebuchs
US6161086A (en) * 1997-07-29 2000-12-12 Texas Instruments Incorporated Low-complexity speech coding with backward and inverse filtered target matching and a tree structured mutitap adaptive codebook search
EP0967594B1 (en) 1997-10-22 2006-12-13 Matsushita Electric Industrial Co., Ltd. Sound encoder and sound decoder
AUPO997897A0 (en) 1997-10-23 1997-11-20 Killen, Andrew Flooring system
JP3261691B2 (ja) * 1997-11-28 2002-03-04 沖電気工業株式会社 符号帳予備選択装置
CN1202514C (zh) 2000-11-27 2005-05-18 日本电信电话株式会社 编码和解码语音及其参数的方法、编码器、解码器
CA2429832C (en) * 2000-11-30 2011-05-17 Matsushita Electric Industrial Co., Ltd. Lpc vector quantization apparatus
JP4623920B2 (ja) * 2002-07-09 2011-02-02 ソニー株式会社 類似度算出方法及び装置、並びにプログラム及び記録媒体
KR100492965B1 (ko) * 2002-09-27 2005-06-07 삼성전자주식회사 벡터 양자화를 위한 고속 탐색방법
KR100651712B1 (ko) * 2003-07-10 2006-11-30 학교법인연세대학교 광대역 음성 부호화기 및 그 방법과 광대역 음성 복호화기및 그 방법
US7475011B2 (en) * 2004-08-25 2009-01-06 Microsoft Corporation Greedy algorithm for identifying values for vocal tract resonance vectors
CN101345530B (zh) * 2007-07-11 2010-09-15 华为技术有限公司 一种矢量量化方法及矢量量化器
RU2519027C2 (ru) * 2009-02-13 2014-06-10 Панасоник Корпорэйшн Устройство векторного квантования, устройство векторного обратного квантования и способы для этого
EP3038104B1 (en) * 2013-08-22 2018-12-19 Panasonic Intellectual Property Corporation of America Speech coding device and method for same
US10255323B1 (en) 2015-08-31 2019-04-09 Google Llc Quantization-based fast inner product search
US10063892B2 (en) 2015-12-10 2018-08-28 Adobe Systems Incorporated Residual entropy compression for cloud-based video applications
US10264262B2 (en) 2016-02-29 2019-04-16 Adobe Inc. Codebook generation for cloud-based video applications
US10719509B2 (en) * 2016-10-11 2020-07-21 Google Llc Hierarchical quantization for fast inner product search
CN109693999B (zh) * 2017-10-23 2020-05-01 上海三菱电梯有限公司 自动扶梯或人行道信息监控装置
US11392596B2 (en) 2018-05-14 2022-07-19 Google Llc Efficient inner product operations
US20230092756A1 (en) * 2020-04-20 2023-03-23 Sony Group Corporation Information processing system, information processing method, program, information processing device, and calculation device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62166655A (ja) * 1986-01-20 1987-07-23 Nippon Telegr & Teleph Corp <Ntt> 自己トレ−ニング機能を有するベクトル量子化方式
EP0287679B1 (en) * 1986-10-16 1994-07-13 Mitsubishi Denki Kabushiki Kaisha Amplitude-adapted vector quantizer
US4817157A (en) * 1988-01-07 1989-03-28 Motorola, Inc. Digital speech coder having improved vector excitation source
EP0364647B1 (en) * 1988-10-19 1995-02-22 International Business Machines Corporation Improvement to vector quantizing coder
US5086439A (en) * 1989-04-18 1992-02-04 Mitsubishi Denki Kabushiki Kaisha Encoding/decoding system utilizing local properties
IL94119A (en) * 1989-06-23 1996-06-18 Motorola Inc Digital speech coder
GB2235354A (en) * 1989-08-16 1991-02-27 Philips Electronic Associated Speech coding/encoding using celp
JP3129778B2 (ja) * 1991-08-30 2001-01-31 富士通株式会社 ベクトル量子化器

Also Published As

Publication number Publication date
EP0684702B1 (en) 2002-10-30
DE69528685D1 (de) 2002-12-05
JPH0844400A (ja) 1996-02-16
US5677986A (en) 1997-10-14
EP0684702A3 (en) 2000-02-23
KR950035109A (ko) 1995-12-30
CN1120268A (zh) 1996-04-10
EP0684702A2 (en) 1995-11-29
KR100190183B1 (ko) 1999-06-01
TW264592B (enExample) 1995-12-01
JP3224955B2 (ja) 2001-11-05
DE69528685T2 (de) 2003-07-03

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