IT1176750B - Sistema per la trasmissione bidirezionale di segnali elettrici su una linea conduttrice e strumento indicatore incorporante un tale sistema - Google Patents

Sistema per la trasmissione bidirezionale di segnali elettrici su una linea conduttrice e strumento indicatore incorporante un tale sistema

Info

Publication number
IT1176750B
IT1176750B IT22757/84A IT2275784A IT1176750B IT 1176750 B IT1176750 B IT 1176750B IT 22757/84 A IT22757/84 A IT 22757/84A IT 2275784 A IT2275784 A IT 2275784A IT 1176750 B IT1176750 B IT 1176750B
Authority
IT
Italy
Prior art keywords
conductive line
electric signals
bidirectional transmission
instrument incorporating
indicator instrument
Prior art date
Application number
IT22757/84A
Other languages
English (en)
Other versions
IT8422757A0 (it
IT8422757A1 (it
Inventor
Renzo Fedrigo
Franco Fere
Original Assignee
Instr Di Misura C G S Spa
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 Instr Di Misura C G S Spa filed Critical Instr Di Misura C G S Spa
Priority to IT22757/84A priority Critical patent/IT1176750B/it
Publication of IT8422757A0 publication Critical patent/IT8422757A0/it
Priority to EP85830225A priority patent/EP0175656A3/en
Publication of IT8422757A1 publication Critical patent/IT8422757A1/it
Application granted granted Critical
Publication of IT1176750B publication Critical patent/IT1176750B/it

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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1423—Two-way operation using the same type of signal, i.e. duplex for simultaneous baseband signals
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measurement Of Current Or Voltage (AREA)
IT22757/84A 1984-09-21 1984-09-21 Sistema per la trasmissione bidirezionale di segnali elettrici su una linea conduttrice e strumento indicatore incorporante un tale sistema IT1176750B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT22757/84A IT1176750B (it) 1984-09-21 1984-09-21 Sistema per la trasmissione bidirezionale di segnali elettrici su una linea conduttrice e strumento indicatore incorporante un tale sistema
EP85830225A EP0175656A3 (en) 1984-09-21 1985-09-09 System for the two-way line transmission of electrical signals and an indicator instrument incorporating such a system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22757/84A IT1176750B (it) 1984-09-21 1984-09-21 Sistema per la trasmissione bidirezionale di segnali elettrici su una linea conduttrice e strumento indicatore incorporante un tale sistema

Publications (3)

Publication Number Publication Date
IT8422757A0 IT8422757A0 (it) 1984-09-21
IT8422757A1 IT8422757A1 (it) 1986-03-21
IT1176750B true IT1176750B (it) 1987-08-18

Family

ID=11200092

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22757/84A IT1176750B (it) 1984-09-21 1984-09-21 Sistema per la trasmissione bidirezionale di segnali elettrici su una linea conduttrice e strumento indicatore incorporante un tale sistema

Country Status (2)

Country Link
EP (1) EP0175656A3 (it)
IT (1) IT1176750B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2589654B1 (fr) * 1985-10-30 1993-09-10 Bendix Electronics Sa Procede et dispositif de transmission simultanee de deux informations sur une meme ligne electrique suivant des sens opposes
SE459948B (sv) * 1987-11-23 1989-08-21 Diantek Ab Foerfarande och anlaeggning foer datakommunikation oever tvaatraadsledning varvid signaloeverfoering i en riktning sker genom alstring av spaenningsvariationer och i den andra genom alstring av stroemvariationer
EP0357038A3 (en) * 1988-08-31 1992-05-27 Toshiba Lighting & Technology Corporation Signal transmission system and method, in which operation response time can be shortened
US5384769A (en) * 1993-03-19 1995-01-24 Apple Computer, Inc. Method and apparatus for a bus transceiver incorporating a high speed binary data transfer mode with a ternary control transfer mode having a full duplex, dominant logic transmission scheme

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3626882A (en) * 1965-05-18 1971-12-14 Us Navy Monitoring apparatus
GB1542629A (en) * 1973-04-04 1979-03-21 Plessey Co Ltd House exchange telephone system
SE451930B (sv) * 1982-11-16 1987-11-02 Rydborn S A O Sett att samtidigt och oberoende av varandra overfora tva omodulerade signaler pa en enda ledare samt anordning for genomforande av settet

Also Published As

Publication number Publication date
EP0175656A2 (en) 1986-03-26
IT8422757A0 (it) 1984-09-21
IT8422757A1 (it) 1986-03-21
EP0175656A3 (en) 1988-01-07

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