FR2116685A5 - - Google Patents

Info

Publication number
FR2116685A5
FR2116685A5 FR7043522A FR7043522A FR2116685A5 FR 2116685 A5 FR2116685 A5 FR 2116685A5 FR 7043522 A FR7043522 A FR 7043522A FR 7043522 A FR7043522 A FR 7043522A FR 2116685 A5 FR2116685 A5 FR 2116685A5
Authority
FR
France
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
FR7043522A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7043522A priority Critical patent/FR2116685A5/fr
Priority to US00200805A priority patent/US3731011A/en
Priority to DE19712158394 priority patent/DE2158394B2/de
Priority to GB5534671A priority patent/GB1322867A/en
Application granted granted Critical
Publication of FR2116685A5 publication Critical patent/FR2116685A5/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
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
    • H04L25/4923—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using ternary codes
    • H04L25/4925—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using ternary codes using balanced bipolar ternary codes
    • 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)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dc Digital Transmission (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
FR7043522A 1970-12-03 1970-12-03 Expired FR2116685A5 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7043522A FR2116685A5 (fr) 1970-12-03 1970-12-03
US00200805A US3731011A (en) 1970-12-03 1971-11-22 System for measuring the regeneration threshold of repeaters for multiplex pulse code modulation and data transmission systems
DE19712158394 DE2158394B2 (de) 1970-12-03 1971-11-25 Einrichtung zur kontrolle der wirkungsweise von regeneratoren fuer bipolare signale
GB5534671A GB1322867A (en) 1970-12-03 1971-11-29 System for supervising the operation of a repeater for bipolar signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7043522A FR2116685A5 (fr) 1970-12-03 1970-12-03

Publications (1)

Publication Number Publication Date
FR2116685A5 true FR2116685A5 (fr) 1972-07-21

Family

ID=9065155

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7043522A Expired FR2116685A5 (fr) 1970-12-03 1970-12-03

Country Status (4)

Country Link
US (1) US3731011A (fr)
DE (1) DE2158394B2 (fr)
FR (1) FR2116685A5 (fr)
GB (1) GB1322867A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1457067A (en) * 1974-12-03 1976-12-01 Standard Telephones Cables Ltd Arrangement for testing telecommunication repeaters
JPS56138348A (en) * 1979-12-14 1981-10-28 Yokogawa Hewlett Packard Ltd Measuring device for transmitting characteristic
GB2081913B (en) * 1979-12-14 1983-08-03 Hewlett Packard Ltd Noise margin measurement and error probability prediction
EP0044554B1 (fr) * 1980-07-22 1984-05-30 Siemens Aktiengesellschaft Dispositif de surveillance pour un régénérateur MIC comportant un vérificateur de violation de la règle du code

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL134178C (fr) * 1960-12-20 1900-01-01
US3062927A (en) * 1961-05-08 1962-11-06 Bell Telephone Labor Inc Pulse repeater testing arrangement
US3649777A (en) * 1968-04-26 1972-03-14 Nippon Electric Co Supervisory apparatus for pcm regenerative repeaters
US3678222A (en) * 1970-11-25 1972-07-18 Stromberg Carlson Corp Test apparatus for digital repeaters

Also Published As

Publication number Publication date
GB1322867A (en) 1973-07-11
DE2158394B2 (de) 1973-02-08
US3731011A (en) 1973-05-01
DE2158394A1 (de) 1972-06-22

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Legal Events

Date Code Title Description
ST Notification of lapse