FR2285755A1 - Codeur-decodeur pour signaux numeriques - Google Patents

Codeur-decodeur pour signaux numeriques

Info

Publication number
FR2285755A1
FR2285755A1 FR7528340A FR7528340A FR2285755A1 FR 2285755 A1 FR2285755 A1 FR 2285755A1 FR 7528340 A FR7528340 A FR 7528340A FR 7528340 A FR7528340 A FR 7528340A FR 2285755 A1 FR2285755 A1 FR 2285755A1
Authority
FR
France
Prior art keywords
signal
circuit
expansion
compression
decoder
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.)
Granted
Application number
FR7528340A
Other languages
English (en)
French (fr)
Other versions
FR2285755B3 (en, 2012
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.)
Ericsson Australia Pty Ltd
Original Assignee
LM Ericsson 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 LM Ericsson Pty Ltd filed Critical LM Ericsson Pty Ltd
Publication of FR2285755A1 publication Critical patent/FR2285755A1/fr
Application granted granted Critical
Publication of FR2285755B3 publication Critical patent/FR2285755B3/fr
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
    • H03M3/02—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)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Analogue/Digital Conversion (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FR7528340A 1974-09-17 1975-09-16 Codeur-decodeur pour signaux numeriques Granted FR2285755A1 (fr)

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 (2)

Publication Number Publication Date
FR2285755A1 true FR2285755A1 (fr) 1976-04-16
FR2285755B3 FR2285755B3 (en, 2012) 1979-06-29

Family

ID=24015973

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7528340A Granted FR2285755A1 (fr) 1974-09-17 1975-09-16 Codeur-decodeur pour signaux numeriques

Country Status (11)

Country Link
JP (1) JPS5156167A (en, 2012)
BE (1) BE833490A (en, 2012)
CA (1) CA1072684A (en, 2012)
DE (1) DE2541476A1 (en, 2012)
DK (1) DK414275A (en, 2012)
FI (1) FI752580A7 (en, 2012)
FR (1) FR2285755A1 (en, 2012)
IT (1) IT1042619B (en, 2012)
NL (1) NL7510928A (en, 2012)
NO (1) NO753151L (en, 2012)
SE (1) SE7510188L (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01157028U (en, 2012) * 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 (en, 2012) * 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
CA1072684A (en) 1980-02-26
FI752580A7 (en, 2012) 1976-03-18
DK414275A (da) 1976-03-18
JPS5156167A (en) 1976-05-17
BE833490A (fr) 1976-01-16
SE7510188L (sv) 1976-03-18
NL7510928A (nl) 1976-03-19
IT1042619B (it) 1980-01-30
JPS5732527B2 (en, 2012) 1982-07-12
DE2541476A1 (de) 1976-03-25
NO753151L (en, 2012) 1976-03-18
FR2285755B3 (en, 2012) 1979-06-29

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