BE788076A - Codeur adaptatif - Google Patents

Codeur adaptatif

Info

Publication number
BE788076A
BE788076A BE788076A BE788076A BE788076A BE 788076 A BE788076 A BE 788076A BE 788076 A BE788076 A BE 788076A BE 788076 A BE788076 A BE 788076A BE 788076 A BE788076 A BE 788076A
Authority
BE
Belgium
Prior art keywords
adaptive encoder
encoder
adaptive
Prior art date
Application number
BE788076A
Other languages
English (en)
Inventor
C C Cutler
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of BE788076A publication Critical patent/BE788076A/fr

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
    • H03M3/02—Delta modulation, i.e. one-bit differential modulation
    • H03M3/022—Delta modulation, i.e. one-bit differential modulation with adaptable step size, e.g. adaptive delta modulation [ADM]

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)
BE788076A 1971-08-30 1972-08-28 Codeur adaptatif BE788076A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17613171A 1971-08-30 1971-08-30

Publications (1)

Publication Number Publication Date
BE788076A true BE788076A (fr) 1972-12-18

Family

ID=22643104

Family Applications (1)

Application Number Title Priority Date Filing Date
BE788076A BE788076A (fr) 1971-08-30 1972-08-28 Codeur adaptatif

Country Status (11)

Country Link
US (1) US3742138A (fr)
JP (1) JPS5529619B2 (fr)
AU (1) AU469797B2 (fr)
BE (1) BE788076A (fr)
CA (1) CA949217A (fr)
DE (1) DE2242271A1 (fr)
FR (1) FR2150949B1 (fr)
GB (1) GB1363017A (fr)
IT (1) IT965153B (fr)
NL (1) NL7211697A (fr)
SE (1) SE381542B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793564A (fr) * 1971-12-30 1973-04-16 Western Electric Co Convertisseur analogique-numerique
NL7501341A (nl) * 1975-02-05 1976-08-09 Philips Nv Ontvanger voor de ontvangst van door pulscode- modulatie overgedragen signalen.
US3956700A (en) * 1975-04-18 1976-05-11 Bell Telephone Laboratories, Incorporated Two-feedback-path delta modulation system with circuits for reducing pulse width modulation
DE2932121C2 (de) * 1979-08-08 1982-09-30 TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren für adaptive δ-Modulation

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3091664A (en) * 1961-04-24 1963-05-28 Gen Dynamics Corp Delta modulator for a time division multiplex system
US3631520A (en) * 1968-08-19 1971-12-28 Bell Telephone Labor Inc Predictive coding of speech signals
US3659288A (en) * 1969-06-23 1972-04-25 Vermont Technical Groups Inc Analog convertor and computer circuit producing optimized pulse output
US3628148A (en) * 1969-12-23 1971-12-14 Bell Telephone Labor Inc Adaptive delta modulation system
US3662266A (en) * 1970-05-18 1972-05-09 Bell Telephone Labor Inc Nonlinearly sampled differential quantizer for variable length encoding
US3633170A (en) * 1970-06-09 1972-01-04 Ibm Digital filter and threshold circuit

Also Published As

Publication number Publication date
JPS4833758A (fr) 1973-05-12
AU469797B2 (en) 1976-02-26
FR2150949B1 (fr) 1980-03-14
FR2150949A1 (fr) 1973-04-13
IT965153B (it) 1974-01-31
AU4594872A (en) 1974-02-28
SE381542B (sv) 1975-12-08
DE2242271A1 (de) 1973-03-08
GB1363017A (en) 1974-08-14
NL7211697A (fr) 1973-03-02
US3742138A (en) 1973-06-26
JPS5529619B2 (fr) 1980-08-05
CA949217A (en) 1974-06-11

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