FR2438944A1 - - Google Patents

Info

Publication number
FR2438944A1
FR2438944A1 FR7924107A FR7924107A FR2438944A1 FR 2438944 A1 FR2438944 A1 FR 2438944A1 FR 7924107 A FR7924107 A FR 7924107A FR 7924107 A FR7924107 A FR 7924107A FR 2438944 A1 FR2438944 A1 FR 2438944A1
Authority
FR
France
Prior art keywords
circuit
transfer circuit
input circuit
transfer
phototransistor
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.)
Granted
Application number
FR7924107A
Other languages
English (en)
French (fr)
Other versions
FR2438944B1 (enExample
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2438944A1 publication Critical patent/FR2438944A1/fr
Application granted granted Critical
Publication of FR2438944B1 publication Critical patent/FR2438944B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H04L25/26—Circuits with optical sensing means, i.e. using opto-couplers for isolation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H04L25/24—Relay circuits using discharge tubes or semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electronic Switches (AREA)
  • Optical Communication System (AREA)
  • Dc Digital Transmission (AREA)
  • Interface Circuits In Exchanges (AREA)
FR7924107A 1978-10-13 1979-09-27 Expired FR2438944B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7810300A NL7810300A (nl) 1978-10-13 1978-10-13 Elektronische relaisinrichting.

Publications (2)

Publication Number Publication Date
FR2438944A1 true FR2438944A1 (enExample) 1980-05-09
FR2438944B1 FR2438944B1 (enExample) 1983-04-29

Family

ID=19831712

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7924107A Expired FR2438944B1 (enExample) 1978-10-13 1979-09-27

Country Status (8)

Country Link
US (1) US4300018A (enExample)
JP (1) JPS5815992B2 (enExample)
CA (1) CA1132220A (enExample)
DE (1) DE2941085A1 (enExample)
FR (1) FR2438944B1 (enExample)
GB (1) GB2034157B (enExample)
NL (1) NL7810300A (enExample)
SE (1) SE440016B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3429982A1 (de) * 1984-08-16 1986-02-27 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum uebertragen von binaeren signalen
DE4420216C2 (de) * 1994-06-06 1998-12-17 Siemens Ag Anordnung zum Übertragen von Binärsignalen über eine Signalleitung
US6384946B1 (en) * 1995-12-22 2002-05-07 Thomson Licensing S.A. Electrical isolation between IR receiver and further electronic circuits

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867567A (en) * 1973-10-11 1975-02-18 Gte Automatic Electric Lab Inc Electronic data terminal interface
CH567350A5 (en) 1974-08-20 1975-09-30 Contraves Ag Signalling transfer cct for teleprinter - has limiter to allow only signalling currents above given value to reach receiver
US4004091A (en) * 1975-06-26 1977-01-18 Motorola, Inc. Bidirectional line driver
US4000364A (en) * 1975-11-24 1976-12-28 Western Union Teleprocessing, Inc. Regulated pulsed current telegraph adapter
US4031417A (en) * 1976-05-10 1977-06-21 Sperry Rand Corporation Apparatus for coupling a digital data generator to a digital data readout device with electrical isolation therebetween

Also Published As

Publication number Publication date
NL7810300A (nl) 1980-04-15
GB2034157B (en) 1983-01-06
GB2034157A (en) 1980-05-29
CA1132220A (en) 1982-09-21
FR2438944B1 (enExample) 1983-04-29
SE440016B (sv) 1985-07-08
US4300018A (en) 1981-11-10
JPS5815992B2 (ja) 1983-03-29
JPS5553944A (en) 1980-04-19
SE7908381L (sv) 1980-04-14
DE2941085A1 (de) 1980-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse