JPH0356022B2 - - Google Patents

Info

Publication number
JPH0356022B2
JPH0356022B2 JP57063034A JP6303482A JPH0356022B2 JP H0356022 B2 JPH0356022 B2 JP H0356022B2 JP 57063034 A JP57063034 A JP 57063034A JP 6303482 A JP6303482 A JP 6303482A JP H0356022 B2 JPH0356022 B2 JP H0356022B2
Authority
JP
Japan
Prior art keywords
signal
adaptive
input
output
difference signal
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 - Lifetime
Application number
JP57063034A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58179037A (ja
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 filed Critical
Priority to JP6303482A priority Critical patent/JPS58179037A/ja
Priority to US06/484,676 priority patent/US4554670A/en
Priority to AU13512/83A priority patent/AU558970B2/en
Priority to FR8306117A priority patent/FR2530899B1/fr
Priority to CA000425893A priority patent/CA1226950A/en
Publication of JPS58179037A publication Critical patent/JPS58179037A/ja
Publication of JPH0356022B2 publication Critical patent/JPH0356022B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/04—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM]
    • H03M3/042—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM] with adaptable step size, e.g. adaptive differential pulse code modulation [ADPCM]

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)
JP6303482A 1982-04-14 1982-04-14 適応差分復号化方法及び装置 Granted JPS58179037A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP6303482A JPS58179037A (ja) 1982-04-14 1982-04-14 適応差分復号化方法及び装置
US06/484,676 US4554670A (en) 1982-04-14 1983-04-13 System and method for ADPCM transmission of speech or like signals
AU13512/83A AU558970B2 (en) 1982-04-14 1983-04-14 Adpcm transmission system
FR8306117A FR2530899B1 (fr) 1982-04-14 1983-04-14 Systeme et dispositif de transmission de signaux de parole ou de signaux identiques pour transmission a modulation differentielle par impulsions codees
CA000425893A CA1226950A (en) 1982-04-14 1983-04-14 System and method for adpcm transmission of speech or like signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6303482A JPS58179037A (ja) 1982-04-14 1982-04-14 適応差分復号化方法及び装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP29255587A Division JPS63139431A (ja) 1987-11-18 1987-11-18 適応差分復号化方法及び装置

Publications (2)

Publication Number Publication Date
JPS58179037A JPS58179037A (ja) 1983-10-20
JPH0356022B2 true JPH0356022B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-08-27

Family

ID=13217634

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6303482A Granted JPS58179037A (ja) 1982-04-14 1982-04-14 適応差分復号化方法及び装置

Country Status (1)

Country Link
JP (1) JPS58179037A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01273427A (ja) * 1988-04-26 1989-11-01 Mitsubishi Electric Corp 差分パルス符号変調装置
JP4135621B2 (ja) * 2003-11-05 2008-08-20 沖電気工業株式会社 受信装置および方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5514502A (en) * 1978-07-14 1980-02-01 Nippon Gakki Seizo Kk Recording and reproducing unit of pcm system

Also Published As

Publication number Publication date
JPS58179037A (ja) 1983-10-20

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