GB916918A - Improvements in or relating to telegraph systems - Google Patents

Improvements in or relating to telegraph systems

Info

Publication number
GB916918A
GB916918A GB5289/59A GB528959A GB916918A GB 916918 A GB916918 A GB 916918A GB 5289/59 A GB5289/59 A GB 5289/59A GB 528959 A GB528959 A GB 528959A GB 916918 A GB916918 A GB 916918A
Authority
GB
United Kingdom
Prior art keywords
signal
switch
signals
unit
pulse
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
GB5289/59A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries 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
Application filed by Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB916918A publication Critical patent/GB916918A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
GB5289/59A 1958-02-19 1959-02-16 Improvements in or relating to telegraph systems Expired GB916918A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL225094 1958-02-19

Publications (1)

Publication Number Publication Date
GB916918A true GB916918A (en) 1963-01-30

Family

ID=19751130

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5289/59A Expired GB916918A (en) 1958-02-19 1959-02-16 Improvements in or relating to telegraph systems

Country Status (5)

Country Link
US (1) US3003031A (OSRAM)
DE (1) DE1067848B (OSRAM)
FR (1) FR1225118A (OSRAM)
GB (1) GB916918A (OSRAM)
NL (2) NL98362C (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3247320A (en) * 1962-01-05 1966-04-19 Atlantic Res Corp Signal level sensing device
US3242462A (en) * 1963-01-31 1966-03-22 Ibm Transmission systems
US3307149A (en) * 1962-12-28 1967-02-28 Bell Telephone Labor Inc Control logic circuit for subscriber data set carrier signal threshold monitor
CH440389A (it) * 1965-03-12 1967-07-31 Sits Soc It Telecom Siemens Disposizione circuitale atta ad effettuare operazioni di elaborazione, combinazione e allarme in ricezione nei collegamenti isofrequenziali esercizio-riserva con ponti radio a media o grande capacità

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2597071A (en) * 1948-08-14 1952-05-20 Bell Telephone Labor Inc Signal monitoring
US2581961A (en) * 1949-03-04 1952-01-08 Teletype Corp Signal comparing apparatus
US2587561A (en) * 1950-10-12 1952-02-26 Western Union Telegraph Co Telegraph signal bias meter
US2668192A (en) * 1952-04-02 1954-02-02 Bell Telephone Labor Inc Telegraph signal distortion indicating and measuring device
US2868875A (en) * 1956-05-25 1959-01-13 Rca Corp Signal distortion measuring system

Also Published As

Publication number Publication date
NL225094A (OSRAM)
US3003031A (en) 1961-10-03
NL98362C (OSRAM)
FR1225118A (fr) 1960-06-29
DE1067848B (de) 1959-10-29

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