BE818484A - Multiplexeur pour voies telephoniques - Google Patents

Multiplexeur pour voies telephoniques

Info

Publication number
BE818484A
BE818484A BE1006111A BE1006111A BE818484A BE 818484 A BE818484 A BE 818484A BE 1006111 A BE1006111 A BE 1006111A BE 1006111 A BE1006111 A BE 1006111A BE 818484 A BE818484 A BE 818484A
Authority
BE
Belgium
Prior art keywords
multiplexer
telephone channels
telephone
channels
Prior art date
Application number
BE1006111A
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
Priority claimed from FR7329880A external-priority patent/FR2241170A1/fr
Priority claimed from FR7420360A external-priority patent/FR2275079A2/fr
Application filed filed Critical
Publication of BE818484A publication Critical patent/BE818484A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/14—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephonic Communication Services (AREA)
  • Time-Division Multiplex Systems (AREA)
BE1006111A 1973-08-16 1974-08-05 Multiplexeur pour voies telephoniques BE818484A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7329880A FR2241170A1 (en) 1973-08-16 1973-08-16 Multiplexing telephonic channels - enables the construction of a frequency multiplex group of 12 channels
FR7420360A FR2275079A2 (fr) 1974-06-12 1974-06-12 Multiplexeur pour voies telephoniques

Publications (1)

Publication Number Publication Date
BE818484A true BE818484A (fr) 1975-02-05

Family

ID=26217896

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1006111A BE818484A (fr) 1973-08-16 1974-08-05 Multiplexeur pour voies telephoniques

Country Status (10)

Country Link
US (1) US3969585A (nl)
JP (1) JPS5051210A (nl)
BE (1) BE818484A (nl)
DE (1) DE2439135A1 (nl)
DK (1) DK423074A (nl)
FI (1) FI60474C (nl)
GB (1) GB1468444A (nl)
IT (1) IT1019772B (nl)
NL (1) NL7410957A (nl)
SE (1) SE400438B (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145575A (en) * 1976-10-21 1979-03-20 Nippon Electric Co., Ltd. Frequency-division multiplexed signal transmission system
US4308614A (en) * 1978-10-26 1981-12-29 Fisher Charles B Noise-reduction sampling system
JPS5824060B2 (ja) * 1979-06-08 1983-05-19 日本電信電話株式会社 音声帯域多重伝送方式
FR2530394B1 (fr) * 1982-07-13 1986-05-16 Thomson Csf Dispositif de multiplexage et de demultiplexage de voies video
JPS62154920A (ja) * 1985-12-27 1987-07-09 Toshiba Corp 無線送信装置
US5005169A (en) * 1989-11-16 1991-04-02 Westinghouse Electric Corp. Frequency division multiplex guardband communication system for sending information over the guardbands

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274663C2 (de) * 1965-05-24 1980-09-18 Siemens Ag Aufbau der grundprimaergruppe eines einseitenband-traegerfrequenzsystems ueber eine vormodulationsstufe

Also Published As

Publication number Publication date
NL7410957A (nl) 1975-02-18
DE2439135A1 (de) 1975-02-27
DK423074A (nl) 1975-04-28
US3969585A (en) 1976-07-13
GB1468444A (en) 1977-03-23
FI60474B (fi) 1981-09-30
IT1019772B (it) 1977-11-30
FI60474C (fi) 1982-01-11
JPS5051210A (nl) 1975-05-08
FI241974A (nl) 1975-02-17
SE7410411L (nl) 1975-02-17
SE400438B (sv) 1978-03-20

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