BE812634A - Systeme de transmission numerique - Google Patents

Systeme de transmission numerique

Info

Publication number
BE812634A
BE812634A BE142278A BE142278A BE812634A BE 812634 A BE812634 A BE 812634A BE 142278 A BE142278 A BE 142278A BE 142278 A BE142278 A BE 142278A BE 812634 A BE812634 A BE 812634A
Authority
BE
Belgium
Prior art keywords
transmission system
digital transmission
digital
transmission
Prior art date
Application number
BE142278A
Other languages
English (en)
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
Publication of BE812634A publication Critical patent/BE812634A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • 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
    • 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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/253—Telephone sets using digital voice transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Analogue/Digital Conversion (AREA)
BE142278A 1973-03-21 1974-03-21 Systeme de transmission numerique BE812634A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPB268773 1973-03-21

Publications (1)

Publication Number Publication Date
BE812634A true BE812634A (fr) 1974-07-15

Family

ID=3765655

Family Applications (1)

Application Number Title Priority Date Filing Date
BE142278A BE812634A (fr) 1973-03-21 1974-03-21 Systeme de transmission numerique

Country Status (14)

Country Link
US (1) US3995217A (fr)
JP (1) JPS5027418A (fr)
BE (1) BE812634A (fr)
BR (1) BR7402222D0 (fr)
CA (1) CA1064172A (fr)
DE (1) DE2413679A1 (fr)
DK (1) DK146330C (fr)
ES (1) ES424492A1 (fr)
FR (1) FR2222806B1 (fr)
GB (1) GB1427459A (fr)
HU (1) HU170812B (fr)
IT (1) IT1007418B (fr)
NL (1) NL7403838A (fr)
SE (1) SE399159B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190801A (en) * 1978-02-06 1980-02-26 Deltalab Research, Inc. Digital encoding circuitry
CN103344849B (zh) * 2013-05-31 2015-05-27 哈尔滨工业大学 一种获取随机解调硬件系统的感知矩阵的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL277910A (fr) * 1961-05-02
US3500441A (en) * 1967-10-12 1970-03-10 Bell Telephone Labor Inc Delta modulation with discrete companding
US3609551A (en) * 1968-06-28 1971-09-28 Bell Telephone Labor Inc Discrete-continuous companding for a digital transmission system
US3582784A (en) * 1968-10-18 1971-06-01 Bell Telephone Labor Inc Delta modulation system
FR2098466A5 (fr) * 1969-10-16 1972-03-10 Ibm France
FR2082740A5 (fr) * 1970-03-25 1971-12-10 Trt Telecom Radio Electr
US3729678A (en) * 1971-07-20 1973-04-24 Philips Corp Pcm system including a pulse pattern analyzer

Also Published As

Publication number Publication date
US3995217A (en) 1976-11-30
DK146330C (da) 1984-03-26
FR2222806A1 (fr) 1974-10-18
FR2222806B1 (fr) 1977-10-07
JPS5027418A (fr) 1975-03-20
BR7402222D0 (pt) 1974-12-03
IT1007418B (it) 1976-10-30
DE2413679A1 (de) 1974-10-10
DK146330B (da) 1983-09-05
CA1064172A (fr) 1979-10-09
SE399159B (sv) 1978-01-30
HU170812B (hu) 1977-09-28
GB1427459A (en) 1976-03-10
NL7403838A (fr) 1974-09-24
ES424492A1 (es) 1976-06-01

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