IT1042619B - Sistema di comunicazione elettrica ad impulsi digitali - Google Patents

Sistema di comunicazione elettrica ad impulsi digitali

Info

Publication number
IT1042619B
IT1042619B IT27326/75A IT2732675A IT1042619B IT 1042619 B IT1042619 B IT 1042619B IT 27326/75 A IT27326/75 A IT 27326/75A IT 2732675 A IT2732675 A IT 2732675A IT 1042619 B IT1042619 B IT 1042619B
Authority
IT
Italy
Prior art keywords
communication system
electric communication
impulse electric
digital impulse
digital
Prior art date
Application number
IT27326/75A
Other languages
English (en)
Italian (it)
Inventor
P Smith
Original Assignee
Ericsson L M Pty Ltd
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 US05/506,777 external-priority patent/US4042921A/en
Application filed by Ericsson L M Pty Ltd filed Critical Ericsson L M Pty Ltd
Application granted granted Critical
Publication of IT1042619B publication Critical patent/IT1042619B/it

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]
    • H03M3/024—Delta modulation, i.e. one-bit differential modulation with adaptable step size, e.g. adaptive delta modulation [ADM] using syllabic companding, e.g. continuously variable slope delta modulation [CVSD]

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Analogue/Digital Conversion (AREA)
IT27326/75A 1974-09-17 1975-09-17 Sistema di comunicazione elettrica ad impulsi digitali IT1042619B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/506,777 US4042921A (en) 1973-12-11 1974-09-17 Digital encoder/decoder

Publications (1)

Publication Number Publication Date
IT1042619B true IT1042619B (it) 1980-01-30

Family

ID=24015973

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27326/75A IT1042619B (it) 1974-09-17 1975-09-17 Sistema di comunicazione elettrica ad impulsi digitali

Country Status (11)

Country Link
JP (1) JPS5156167A (ja)
BE (1) BE833490A (ja)
CA (1) CA1072684A (ja)
DE (1) DE2541476A1 (ja)
DK (1) DK414275A (ja)
FI (1) FI752580A (ja)
FR (1) FR2285755A1 (ja)
IT (1) IT1042619B (ja)
NL (1) NL7510928A (ja)
NO (1) NO753151L (ja)
SE (1) SE7510188L (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01157028U (ja) * 1988-04-21 1989-10-30

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2098466A5 (ja) * 1969-10-16 1972-03-10 Ibm France
US3806806A (en) * 1972-11-20 1974-04-23 Bell Telephone Labor Inc Adaptive data modulator

Also Published As

Publication number Publication date
DE2541476A1 (de) 1976-03-25
SE7510188L (sv) 1976-03-18
JPS5156167A (en) 1976-05-17
FR2285755A1 (fr) 1976-04-16
FR2285755B3 (ja) 1979-06-29
FI752580A (ja) 1976-03-18
NL7510928A (nl) 1976-03-19
BE833490A (fr) 1976-01-16
CA1072684A (en) 1980-02-26
JPS5732527B2 (ja) 1982-07-12
DK414275A (da) 1976-03-18
NO753151L (ja) 1976-03-18

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