ATE165198T1 - Reduzierung der zusaztinformation bei teilbandkodierungsverfahren - Google Patents

Reduzierung der zusaztinformation bei teilbandkodierungsverfahren

Info

Publication number
ATE165198T1
ATE165198T1 AT92906204T AT92906204T ATE165198T1 AT E165198 T1 ATE165198 T1 AT E165198T1 AT 92906204 T AT92906204 T AT 92906204T AT 92906204 T AT92906204 T AT 92906204T AT E165198 T1 ATE165198 T1 AT E165198T1
Authority
AT
Austria
Prior art keywords
bits
critical
bands
digital signals
transmitted
Prior art date
Application number
AT92906204T
Other languages
English (en)
Inventor
Kenzo Akagiri
Original Assignee
Sony Corp
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
Priority claimed from JP3091187A external-priority patent/JP3060576B2/ja
Priority claimed from JP3091188A external-priority patent/JP3060577B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ATE165198T1 publication Critical patent/ATE165198T1/de

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
AT92906204T 1991-03-29 1992-02-28 Reduzierung der zusaztinformation bei teilbandkodierungsverfahren ATE165198T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3091187A JP3060576B2 (ja) 1991-03-29 1991-03-29 ディジタル信号符号化方法
JP3091188A JP3060577B2 (ja) 1991-03-29 1991-03-29 ディジタル信号符号化方法

Publications (1)

Publication Number Publication Date
ATE165198T1 true ATE165198T1 (de) 1998-05-15

Family

ID=26432649

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92906204T ATE165198T1 (de) 1991-03-29 1992-02-28 Reduzierung der zusaztinformation bei teilbandkodierungsverfahren

Country Status (17)

Country Link
US (1) US5311561A (de)
EP (1) EP0531538B1 (de)
KR (1) KR100312664B1 (de)
CN (1) CN1032102C (de)
AT (1) ATE165198T1 (de)
AU (1) AU654533B2 (de)
BR (1) BR9204799A (de)
CA (1) CA2083709A1 (de)
CS (1) CS92692A3 (de)
DE (1) DE69225100T2 (de)
DK (1) DK0531538T3 (de)
FI (1) FI109627B (de)
HU (1) HU213592B (de)
NO (1) NO924552L (de)
PL (1) PL168474B1 (de)
RU (1) RU2090973C1 (de)
WO (1) WO1992017942A1 (de)

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JPH07261797A (ja) * 1994-03-18 1995-10-13 Mitsubishi Electric Corp 信号符号化装置及び信号復号化装置
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JP3186412B2 (ja) * 1994-04-01 2001-07-11 ソニー株式会社 情報符号化方法、情報復号化方法、及び情報伝送方法
JP3277677B2 (ja) * 1994-04-01 2002-04-22 ソニー株式会社 信号符号化方法及び装置、信号記録媒体、信号伝送方法、並びに信号復号化方法及び装置
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TW295747B (de) * 1994-06-13 1997-01-11 Sony Co Ltd
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JP3371590B2 (ja) * 1994-12-28 2003-01-27 ソニー株式会社 高能率符号化方法及び高能率復号化方法
US5940437A (en) * 1995-01-03 1999-08-17 Intel Corporation System and method for reducing the peak load on the processor of a block processing modem
JPH08190764A (ja) * 1995-01-05 1996-07-23 Sony Corp ディジタル信号処理方法、ディジタル信号処理装置及び記録媒体
US5682463A (en) * 1995-02-06 1997-10-28 Lucent Technologies Inc. Perceptual audio compression based on loudness uncertainty
US5734677A (en) * 1995-03-15 1998-03-31 The Chinese University Of Hong Kong Method for compression of loss-tolerant video image data from multiple sources
US5727119A (en) * 1995-03-27 1998-03-10 Dolby Laboratories Licensing Corporation Method and apparatus for efficient implementation of single-sideband filter banks providing accurate measures of spectral magnitude and phase
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US5819215A (en) * 1995-10-13 1998-10-06 Dobson; Kurt Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data
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Also Published As

Publication number Publication date
DK0531538T3 (da) 1998-10-19
WO1992017942A1 (en) 1992-10-15
FI109627B (fi) 2002-09-13
FI925400A0 (fi) 1992-11-27
EP0531538A4 (en) 1994-09-21
BR9204799A (pt) 1993-07-13
KR100312664B1 (ko) 2002-12-26
NO924552L (no) 1993-01-22
DE69225100D1 (de) 1998-05-20
EP0531538A1 (de) 1993-03-17
CN1065565A (zh) 1992-10-21
CN1032102C (zh) 1996-06-19
US5311561A (en) 1994-05-10
AU1338392A (en) 1992-11-02
AU654533B2 (en) 1994-11-10
CS92692A3 (en) 1992-10-14
EP0531538B1 (de) 1998-04-15
HU9203759D0 (en) 1993-04-28
PL294003A2 (en) 1992-11-30
NO924552D0 (no) 1992-11-25
HU213592B (en) 1997-08-28
HUT63278A (en) 1993-07-28
DE69225100T2 (de) 1998-08-06
FI925400A7 (fi) 1992-11-27
CA2083709A1 (en) 1992-09-30
PL168474B1 (pl) 1996-02-29
RU2090973C1 (ru) 1997-09-20

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UEP Publication of translation of european patent specification
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