FR833596A - Telegraph or telephone communications multiplication systems - Google Patents

Telegraph or telephone communications multiplication systems

Info

Publication number
FR833596A
FR833596A FR833596DA FR833596A FR 833596 A FR833596 A FR 833596A FR 833596D A FR833596D A FR 833596DA FR 833596 A FR833596 A FR 833596A
Authority
FR
France
Prior art keywords
telegraph
telephone communications
multiplication systems
multiplication
systems
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.)
Expired
Application number
Other languages
French (fr)
Inventor
William Arthur Loth
Joseph Armand Givelet
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
Application granted granted Critical
Publication of FR833596A publication Critical patent/FR833596A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J7/00—Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels
    • H04J7/02—Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels in which the polarity of the amplitude is characteristic

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR833596D 1937-06-24 1937-06-24 Telegraph or telephone communications multiplication systems Expired FR833596A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR833596T 1937-06-24

Publications (1)

Publication Number Publication Date
FR833596A true FR833596A (en) 1938-10-25

Family

ID=9296665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR833596D Expired FR833596A (en) 1937-06-24 1937-06-24 Telegraph or telephone communications multiplication systems

Country Status (1)

Country Link
FR (1) FR833596A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0141480A2 (en) * 1983-11-04 1985-05-15 Fibronics Ltd A communication system of unipolar pulses
EP0324975A2 (en) * 1988-01-18 1989-07-26 Sostel Oy Transmission system for telephone communication or data transfer

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0141480A2 (en) * 1983-11-04 1985-05-15 Fibronics Ltd A communication system of unipolar pulses
EP0141480A3 (en) * 1983-11-04 1986-02-12 Fibronics Ltd A communication system of unipolar pulses
EP0324975A2 (en) * 1988-01-18 1989-07-26 Sostel Oy Transmission system for telephone communication or data transfer
EP0324975A3 (en) * 1988-01-18 1990-11-28 Sostel Oy Transmission system for telephone communication or data transfer

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