AU576320B2 - Method and apparatus for transmitting digital signal - Google Patents

Method and apparatus for transmitting digital signal

Info

Publication number
AU576320B2
AU576320B2 AU29698/84A AU2969884A AU576320B2 AU 576320 B2 AU576320 B2 AU 576320B2 AU 29698/84 A AU29698/84 A AU 29698/84A AU 2969884 A AU2969884 A AU 2969884A AU 576320 B2 AU576320 B2 AU 576320B2
Authority
AU
Australia
Prior art keywords
digital signal
transmitting digital
transmitting
signal
digital
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.)
Expired
Application number
AU29698/84A
Other languages
English (en)
Other versions
AU2969884A (en
Inventor
Kenzo Akagiri
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.)
Sony Corp
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
Application filed by Sony Corp filed Critical Sony Corp
Publication of AU2969884A publication Critical patent/AU2969884A/en
Application granted granted Critical
Publication of AU576320B2 publication Critical patent/AU576320B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

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
    • H03M7/3053—Block-companding PCM systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
AU29698/84A 1983-06-01 1984-06-01 Method and apparatus for transmitting digital signal Expired AU576320B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58-97689 1983-06-01
JP58097689A JPS59223032A (ja) 1983-06-01 1983-06-01 ディジタル信号伝送装置

Related Child Applications (2)

Application Number Title Priority Date Filing Date
AU17432/88A Division AU600137B2 (en) 1983-06-01 1988-06-06 Apparatus for digital signal
AU17431/88A Division AU611443B2 (en) 1983-06-01 1988-06-06 Apparatus for digital signal

Publications (2)

Publication Number Publication Date
AU2969884A AU2969884A (en) 1984-12-18
AU576320B2 true AU576320B2 (en) 1988-08-25

Family

ID=14198922

Family Applications (3)

Application Number Title Priority Date Filing Date
AU29698/84A Expired AU576320B2 (en) 1983-06-01 1984-06-01 Method and apparatus for transmitting digital signal
AU17431/88A Expired AU611443B2 (en) 1983-06-01 1988-06-06 Apparatus for digital signal
AU17432/88A Expired AU600137B2 (en) 1983-06-01 1988-06-06 Apparatus for digital signal

Family Applications After (2)

Application Number Title Priority Date Filing Date
AU17431/88A Expired AU611443B2 (en) 1983-06-01 1988-06-06 Apparatus for digital signal
AU17432/88A Expired AU600137B2 (en) 1983-06-01 1988-06-06 Apparatus for digital signal

Country Status (6)

Country Link
EP (1) EP0145788B1 (en, 2012)
JP (1) JPS59223032A (en, 2012)
AU (3) AU576320B2 (en, 2012)
DE (1) DE3484010D1 (en, 2012)
HK (1) HK73494A (en, 2012)
WO (1) WO1984004859A1 (en, 2012)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59223032A (ja) * 1983-06-01 1984-12-14 Sony Corp ディジタル信号伝送装置
JPS60237738A (ja) * 1984-05-11 1985-11-26 Sony Corp デイジタル信号伝送装置
JPS60251733A (ja) * 1984-05-28 1985-12-12 Sony Corp デイジタル信号伝送装置
CA1292071C (en) * 1985-06-28 1991-11-12 Tomohiko Taniguchi Coding transmission equipment for carrying out coding with adaptive quantization
JPH0295017A (ja) * 1988-09-30 1990-04-05 Matsushita Electric Ind Co Ltd 非線形量子化装置
KR100268623B1 (ko) * 1991-06-28 2000-10-16 이데이 노부유끼 압축 데이타 기록 재생 장치 및 신호 처리 방법
DE4225434A1 (de) * 1991-08-02 1993-02-04 Sony Corp Vorrichtung zur aufzeichnung und wiedergabe von komprimierten digitalen daten auf bzw. von einem aufzeichnungstraeger und dabei anwendbares verfahren zur bitentfernung
DE69232251T2 (de) * 1991-08-02 2002-07-18 Sony Corp., Tokio/Tokyo Digitaler Kodierer mit dynamischer Quantisierungsbitverteilung
JP3134455B2 (ja) * 1992-01-29 2001-02-13 ソニー株式会社 高能率符号化装置及び方法
JP3153933B2 (ja) * 1992-06-16 2001-04-09 ソニー株式会社 データ符号化装置及び方法並びにデータ復号化装置及び方法
JP3508146B2 (ja) * 1992-09-11 2004-03-22 ソニー株式会社 ディジタル信号符号化復号化装置、ディジタル信号符号化装置及びディジタル信号復号化装置
JP3127600B2 (ja) * 1992-09-11 2001-01-29 ソニー株式会社 ディジタル信号復号化装置及び方法
JP3343962B2 (ja) * 1992-11-11 2002-11-11 ソニー株式会社 高能率符号化方法及び装置
JP3185413B2 (ja) * 1992-11-25 2001-07-09 ソニー株式会社 直交変換演算並びに逆直交変換演算方法及びその装置、ディジタル信号符号化及び／又は復号化装置
JP3123286B2 (ja) * 1993-02-18 2001-01-09 ソニー株式会社 ディジタル信号処理装置又は方法、及び記録媒体
JP3173218B2 (ja) * 1993-05-10 2001-06-04 ソニー株式会社 圧縮データ記録方法及び装置、圧縮データ再生方法、並びに記録媒体
JP3336617B2 (ja) * 1993-05-31 2002-10-21 ソニー株式会社 信号符号化又は復号化装置，及び信号符号化又は復号化方法，並びに記録媒体
RU2131169C1 (ru) * 1993-06-30 1999-05-27 Сони Корпорейшн Устройство кодирования сигнала, устройство декодирования сигнала, носитель записи и способ кодирования и декодирования
TW272341B (en, 2012) * 1993-07-16 1996-03-11 Sony Co Ltd
TW327223B (en) * 1993-09-28 1998-02-21 Sony Co Ltd Methods and apparatus for encoding an input signal broken into frequency components, methods and apparatus for decoding such encoded signal
EP0692881B1 (en) * 1993-11-09 2005-06-15 Sony Corporation Quantization apparatus, quantization method, high efficiency encoder, high efficiency encoding method, decoder, high efficiency encoder and recording media
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0145788A1 (en) * 1983-06-01 1985-06-26 Sony Corporation Method and apparatus for transmitting digital signal

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT699938A (en, 2012) * 1962-06-28
JPS5148850B1 (en, 2012) * 1971-06-03 1976-12-23
US4386237A (en) * 1980-12-22 1983-05-31 Intelsat NIC Processor using variable precision block quantization
AU564770B2 (en) * 1981-07-17 1987-08-27 Nippon Electric Co. Ltd. Forward and inverse quantization by varying a reference step size
JPS5866440A (ja) * 1981-10-16 1983-04-20 Fujitsu Ltd 波形符号化方式

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0145788A1 (en) * 1983-06-01 1985-06-26 Sony Corporation Method and apparatus for transmitting digital signal

Also Published As

Publication number Publication date
DE3484010D1 (de) 1991-02-28
AU1743288A (en) 1988-09-01
WO1984004859A1 (en) 1984-12-06
EP0145788B1 (en) 1991-01-23
AU2969884A (en) 1984-12-18
JPS59223032A (ja) 1984-12-14
JPH0473333B2 (en, 2012) 1992-11-20
AU611443B2 (en) 1991-06-13
EP0145788A4 (en) 1988-02-18
EP0145788A1 (en) 1985-06-26
AU1743188A (en) 1988-09-01
AU600137B2 (en) 1990-08-02
HK73494A (en) 1994-08-05

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