BE842561A - 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
BE842561A
BE842561A BE167612A BE167612A BE842561A BE 842561 A BE842561 A BE 842561A BE 167612 A BE167612 A BE 167612A BE 167612 A BE167612 A BE 167612A BE 842561 A BE842561 A BE 842561A
Authority
BE
Belgium
Prior art keywords
signal transmission
delta modulation
compressed signals
compressed
signals
Prior art date
Application number
BE167612A
Other languages
English (en)
French (fr)
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 BE842561A publication Critical patent/BE842561A/xx

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)
  • Amplifiers (AREA)
  • Filters And Equalizers (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
BE167612A 1975-06-05 1976-06-03 Systeme pour la transmission de signaux par modulation en delta de signaux comprimes BE842561A (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 (1)

Publication Number Publication Date
BE842561A true BE842561A (fr) 1976-12-03

Family

ID=19823893

Family Applications (1)

Application Number Title Priority Date Filing Date
BE167612A BE842561A (fr) 1975-06-05 1976-06-03 Systeme pour la transmission de signaux par modulation en delta de signaux comprimes

Country Status (11)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7712706A (nl) * 1977-11-18 1979-05-22 Philips Nv Deltamodulatie decoder.
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
DE3677229D1 (de) * 1986-12-01 1991-02-28 Itt Ind Gmbh Deutsche Stromumschalter.
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 (xx) * 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 (xx) * 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

Also Published As

Publication number Publication date
NL174607B (nl) 1984-02-01
SE406531B (sv) 1979-02-12
NL7506656A (nl) 1976-12-07
GB1546639A (en) 1979-05-31
SE7606196L (sv) 1976-12-06
JPS51148318A (en) 1976-12-20
JPS5631777B2 (xx) 1981-07-23
NL174607C (nl) 1984-07-02
FR2313814B1 (xx) 1982-04-23
DE2624637C2 (de) 1982-08-19
AU1452776A (en) 1977-12-08
DE2624637A1 (de) 1976-12-23
AU506899B2 (en) 1980-01-24
CA1089098A (en) 1980-11-04
FR2313814A1 (fr) 1976-12-31
BR7603531A (pt) 1977-01-11
US4100493A (en) 1978-07-11

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS' GLOEILAMPENFABRIEKEN

Effective date: 19890630