BE827711A - MODULATION DEVICE, DIGITAL OPERATION, FOR THE FORMATION OF A MULTIPLEX FREQUENCY SYSTEM - Google Patents

MODULATION DEVICE, DIGITAL OPERATION, FOR THE FORMATION OF A MULTIPLEX FREQUENCY SYSTEM

Info

Publication number
BE827711A
BE827711A BE1006583A BE1006583A BE827711A BE 827711 A BE827711 A BE 827711A BE 1006583 A BE1006583 A BE 1006583A BE 1006583 A BE1006583 A BE 1006583A BE 827711 A BE827711 A BE 827711A
Authority
BE
Belgium
Prior art keywords
formation
modulation device
frequency system
digital operation
multiplex frequency
Prior art date
Application number
BE1006583A
Other languages
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 BE827711A publication Critical patent/BE827711A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
BE1006583A 1974-04-29 1975-04-09 MODULATION DEVICE, DIGITAL OPERATION, FOR THE FORMATION OF A MULTIPLEX FREQUENCY SYSTEM BE827711A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7414917A FR2269250B1 (en) 1974-04-29 1974-04-29

Publications (1)

Publication Number Publication Date
BE827711A true BE827711A (en) 1975-10-09

Family

ID=9138279

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1006583A BE827711A (en) 1974-04-29 1975-04-09 MODULATION DEVICE, DIGITAL OPERATION, FOR THE FORMATION OF A MULTIPLEX FREQUENCY SYSTEM

Country Status (11)

Country Link
JP (1) JPS50151050A (en)
BE (1) BE827711A (en)
DE (1) DE2518885C2 (en)
DK (1) DK184375A (en)
FR (1) FR2269250B1 (en)
GB (1) GB1505750A (en)
IE (1) IE41023B1 (en)
IT (1) IT1037580B (en)
LU (1) LU72301A1 (en)
NL (1) NL7505120A (en)
SE (1) SE403547B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5586250A (en) * 1978-12-25 1980-06-28 Fujitsu Ltd Carrier generator
DE2916576C3 (en) * 1979-04-24 1981-12-10 Siemens AG, 1000 Berlin und 8000 München Digital telecommunication system for two-wire remote location operation
DE4136205C1 (en) * 1991-11-02 1992-10-08 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De Signal processing circuit for cordless telephone - reduces signal harmonics in data transmission using Manchester decoder to extract information from received triangular signal

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497625A (en) * 1965-07-15 1970-02-24 Sylvania Electric Prod Digital modulation and demodulation in a communication system
US3772681A (en) * 1970-10-14 1973-11-13 Post Office Frequency synthesiser

Also Published As

Publication number Publication date
JPS50151050A (en) 1975-12-04
DE2518885A1 (en) 1975-11-13
IT1037580B (en) 1979-11-20
GB1505750A (en) 1978-03-30
NL7505120A (en) 1975-10-31
FR2269250A1 (en) 1975-11-21
IE41023B1 (en) 1979-10-10
SE7504909L (en) 1975-10-30
SE403547B (en) 1978-08-21
LU72301A1 (en) 1976-03-17
IE41023L (en) 1975-10-29
DE2518885C2 (en) 1985-02-21
DK184375A (en) 1975-10-30
FR2269250B1 (en) 1979-10-19

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCAT

Effective date: 19890430