GB1371780A - Apparatus for testing data transmission systems - Google Patents

Apparatus for testing data transmission systems

Info

Publication number
GB1371780A
GB1371780A GB5533871A GB5533871A GB1371780A GB 1371780 A GB1371780 A GB 1371780A GB 5533871 A GB5533871 A GB 5533871A GB 5533871 A GB5533871 A GB 5533871A GB 1371780 A GB1371780 A GB 1371780A
Authority
GB
United Kingdom
Prior art keywords
gate
inverter
causes
signal
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
GB5533871A
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.)
Alitalia Linee Aeree Italiane SpA
Original Assignee
Alitalia Linee Aeree Italiane 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 Alitalia Linee Aeree Italiane SpA filed Critical Alitalia Linee Aeree Italiane SpA
Publication of GB1371780A publication Critical patent/GB1371780A/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
    • H04L1/24—Testing correct operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Communication Control (AREA)
GB5533871A 1971-03-23 1971-11-29 Apparatus for testing data transmission systems Expired GB1371780A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4926071 1971-03-23

Publications (1)

Publication Number Publication Date
GB1371780A true GB1371780A (en) 1974-10-23

Family

ID=11270125

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5533871A Expired GB1371780A (en) 1971-03-23 1971-11-29 Apparatus for testing data transmission systems

Country Status (8)

Country Link
US (1) US3786187A (enExample)
BE (1) BE777906A (enExample)
CH (1) CH548707A (enExample)
DE (1) DE2163260A1 (enExample)
FR (1) FR2130063A1 (enExample)
GB (1) GB1371780A (enExample)
LU (1) LU64572A1 (enExample)
NL (1) NL7200633A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962646A (en) * 1972-09-07 1976-06-08 Motorola, Inc. Squelch circuit for a digital system
GB1540900A (en) * 1975-06-30 1979-02-21 Ericsson L M Pty Ltd Digital testing and power control in a digital communication system
US4259663A (en) * 1979-06-07 1981-03-31 Ford Motor Company Contention interference detection by comparison of transmitted and received signal information
US4247941A (en) * 1979-06-28 1981-01-27 Honeywell Information Systems Inc. Simulator for bit and byte synchronized data network
FR2466144B1 (fr) * 1979-09-18 1986-11-07 Lignes Telegraph Telephon Procede de test d'une ligne de transmission de donnees numeriques entre deux modems et dispositif mettant en oeuvre ce procede
FR2466143A1 (fr) * 1979-09-18 1981-03-27 Lignes Telegraph Telephon Procede et dispositif de test automatique d'un systeme de transmission de donnees numeriques
US4383312A (en) * 1980-11-28 1983-05-10 The United States Of America As Represented By The Secretary Of The Navy Multiplex system tester
US4630520A (en) * 1984-11-08 1986-12-23 Carmine Bonanno Guitar controller for a music synthesizer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL134178C (enExample) * 1960-12-20 1900-01-01
US3069498A (en) * 1961-01-31 1962-12-18 Richard J Frank Measuring circuit for digital transmission system
US3062927A (en) * 1961-05-08 1962-11-06 Bell Telephone Labor Inc Pulse repeater testing arrangement
US3678222A (en) * 1970-11-25 1972-07-18 Stromberg Carlson Corp Test apparatus for digital repeaters

Also Published As

Publication number Publication date
NL7200633A (enExample) 1972-09-26
BE777906A (fr) 1972-05-02
DE2163260A1 (de) 1972-10-05
LU64572A1 (enExample) 1972-06-22
CH548707A (it) 1974-04-30
US3786187A (en) 1974-01-15
FR2130063A1 (enExample) 1972-11-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees