FR1145814A - Transmission system of several simultaneous signals on the same channel - Google Patents

Transmission system of several simultaneous signals on the same channel

Info

Publication number
FR1145814A
FR1145814A FR1145814DA FR1145814A FR 1145814 A FR1145814 A FR 1145814A FR 1145814D A FR1145814D A FR 1145814DA FR 1145814 A FR1145814 A FR 1145814A
Authority
FR
France
Prior art keywords
transmission system
same channel
several simultaneous
simultaneous signals
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Maurice Maniere
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Application granted granted Critical
Publication of FR1145814A publication Critical patent/FR1145814A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/22—Static coding
    • H03M11/24—Static coding using analogue means, e.g. by coding the states of multiple switches into a single multi-level analogue signal or by indicating the type of a device using the voltage level at a specific tap of a resistive divider
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage
    • G08C19/025—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage using fixed values of magnitude of current or voltage
    • 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
    • H04L5/04—Channels characterised by the type of signal the signals being represented by different amplitudes or polarities, e.g. quadriplex

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR1145814D 1956-03-15 1956-03-15 Transmission system of several simultaneous signals on the same channel Expired FR1145814A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1145814T 1956-03-15

Publications (1)

Publication Number Publication Date
FR1145814A true FR1145814A (en) 1957-10-30

Family

ID=9645029

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1145814D Expired FR1145814A (en) 1956-03-15 1956-03-15 Transmission system of several simultaneous signals on the same channel

Country Status (1)

Country Link
FR (1) FR1145814A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552039A1 (en) * 1983-09-15 1985-03-22 Veglia Ed Device for the transmission to an instrument panel of information on the state of a plurality of electrical contacts
FR2653279A1 (en) * 1989-10-13 1991-04-19 Jaeger Information coding device especially for a changeover switch in motor vehicles

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552039A1 (en) * 1983-09-15 1985-03-22 Veglia Ed Device for the transmission to an instrument panel of information on the state of a plurality of electrical contacts
FR2653279A1 (en) * 1989-10-13 1991-04-19 Jaeger Information coding device especially for a changeover switch in motor vehicles

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