FR2313814A1 - Systeme pour la transmission de signaux par modulation en delta de signaux comprimes - Google Patents

Systeme pour la transmission de signaux par modulation en delta de signaux comprimes

Info

Publication number
FR2313814A1
FR2313814A1 FR7617033A FR7617033A FR2313814A1 FR 2313814 A1 FR2313814 A1 FR 2313814A1 FR 7617033 A FR7617033 A FR 7617033A FR 7617033 A FR7617033 A FR 7617033A FR 2313814 A1 FR2313814 A1 FR 2313814A1
Authority
FR
France
Prior art keywords
signal transmission
delta modulation
compressed signals
compressed
signals
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
FR7617033A
Other languages
English (en)
Other versions
FR2313814B1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2313814A1 publication Critical patent/FR2313814A1/fr
Application granted granted Critical
Publication of FR2313814B1 publication Critical patent/FR2313814B1/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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Filters And Equalizers (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Amplifiers (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
FR7617033A 1975-06-05 1976-06-04 Systeme pour la transmission de signaux par modulation en delta de signaux comprimes Granted FR2313814A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7506656,A NL174607C (nl) 1975-06-05 1975-06-05 Transmissie-systeem voor signaaloverdracht door middel van gecomprimeerde deltamodulatie.

Publications (2)

Publication Number Publication Date
FR2313814A1 true FR2313814A1 (fr) 1976-12-31
FR2313814B1 FR2313814B1 (fr) 1982-04-23

Family

ID=19823893

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7617033A Granted FR2313814A1 (fr) 1975-06-05 1976-06-04 Systeme pour la transmission de signaux par modulation en delta de signaux comprimes

Country Status (11)

Country Link
US (1) US4100493A (fr)
JP (1) JPS51148318A (fr)
AU (1) AU506899B2 (fr)
BE (1) BE842561A (fr)
BR (1) BR7603531A (fr)
CA (1) CA1089098A (fr)
DE (1) DE2624637C2 (fr)
FR (1) FR2313814A1 (fr)
GB (1) GB1546639A (fr)
NL (1) NL174607C (fr)
SE (1) SE406531B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409639A1 (fr) * 1977-11-18 1979-06-15 Philips Nv Decodeur de modulation delta

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4446565A (en) * 1980-12-30 1984-05-01 Motorola, Inc. CVSD Transmission with improved intelligibility of voice signals
US4567881A (en) * 1983-03-31 1986-02-04 Welch Allyn Inc. Combination otoscope and audiometer
US4700362A (en) * 1983-10-07 1987-10-13 Dolby Laboratories Licensing Corporation A-D encoder and D-A decoder system
GB2157516A (en) * 1984-04-09 1985-10-23 Mobil Oil Corp Delta modulator
JPS6350186A (ja) * 1986-08-19 1988-03-03 Matsushita Electric Ind Co Ltd 自動消磁回路
EP0269758B1 (fr) * 1986-12-01 1991-01-23 Deutsche ITT Industries GmbH Commutateur de courant
DE102004018116B4 (de) * 2004-04-14 2012-04-12 Georg Figol Verfahren zum Kompandieren für eine Deltamodulationskommunikationseinrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL159548B (nl) * 1968-03-21 1979-02-15 Philips Nv Overdrachtsstelsel voor signaaloverdracht door pulscodemodulatie, alsmede zender en ontvanger voor toepassing in een dergelijk stelsel.
FR2082740A5 (fr) * 1970-03-25 1971-12-10 Trt Telecom Radio Electr
NL156285B (nl) * 1970-04-29 1978-03-15 Philips Nv Zender voor signaaloverdracht door pulscodemodulatie.
FR2198686A5 (fr) * 1972-09-04 1974-03-29 Trt Telecom Radio Electr
US3857111A (en) * 1973-03-20 1974-12-24 Univ Sherbrooke Syllabic adaptative delta modulation system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409639A1 (fr) * 1977-11-18 1979-06-15 Philips Nv Decodeur de modulation delta

Also Published As

Publication number Publication date
NL174607B (nl) 1984-02-01
JPS51148318A (en) 1976-12-20
FR2313814B1 (fr) 1982-04-23
CA1089098A (fr) 1980-11-04
NL174607C (nl) 1984-07-02
NL7506656A (nl) 1976-12-07
US4100493A (en) 1978-07-11
AU506899B2 (en) 1980-01-24
SE406531B (sv) 1979-02-12
BR7603531A (pt) 1977-01-11
AU1452776A (en) 1977-12-08
SE7606196L (sv) 1976-12-06
DE2624637A1 (de) 1976-12-23
BE842561A (fr) 1976-12-03
JPS5631777B2 (fr) 1981-07-23
GB1546639A (en) 1979-05-31
DE2624637C2 (de) 1982-08-19

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Legal Events

Date Code Title Description
ST Notification of lapse