FR1068712A - Installation électrique à signaux - Google Patents

Installation électrique à signaux

Info

Publication number
FR1068712A
FR1068712A FR1068712DA FR1068712A FR 1068712 A FR1068712 A FR 1068712A FR 1068712D A FR1068712D A FR 1068712DA FR 1068712 A FR1068712 A FR 1068712A
Authority
FR
France
Prior art keywords
electrical signal
signal installation
installation
electrical
signal
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
English (en)
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.)
British Telecommunications PLC
British Telecommunications Research Ltd
Original Assignee
British Telecommunications PLC
British Telecommunications Research Ltd
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 GB17679/51A external-priority patent/GB717690A/en
Application filed by British Telecommunications PLC, British Telecommunications Research Ltd filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of FR1068712A publication Critical patent/FR1068712A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/16—Digital recording or reproducing using non self-clocking codes, i.e. the clock signals are either recorded in a separate clocking track or in a combination of several information tracks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of dc pulses
    • H04Q1/36—Pulse-correcting arrangements, e.g. for reducing effects due to interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Input From Keyboards Or The Like (AREA)
FR1068712D 1951-07-25 1952-07-22 Installation électrique à signaux Expired FR1068712A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB17679/51A GB717690A (en) 1951-07-25 1951-07-25 Improvements in or relating to automatic telephone and like systems
GB17675/51A GB717687A (en) 1951-07-25 1951-07-25 Improvements in or relating to telephone or like systems

Publications (1)

Publication Number Publication Date
FR1068712A true FR1068712A (fr) 1954-06-30

Family

ID=26252847

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1068712D Expired FR1068712A (fr) 1951-07-25 1952-07-22 Installation électrique à signaux

Country Status (2)

Country Link
FR (1) FR1068712A (fr)
GB (1) GB717687A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL235352A (fr) * 1958-01-22

Also Published As

Publication number Publication date
GB717687A (en) 1954-11-03

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