BE877678A - Procede et circuit de decodage d'un signal binaire code en cmi - Google Patents

Procede et circuit de decodage d'un signal binaire code en cmi

Info

Publication number
BE877678A
BE877678A BE1/9465A BE1009465A BE877678A BE 877678 A BE877678 A BE 877678A BE 1/9465 A BE1/9465 A BE 1/9465A BE 1009465 A BE1009465 A BE 1009465A BE 877678 A BE877678 A BE 877678A
Authority
BE
Belgium
Prior art keywords
cmi
decoding
circuit
binary signal
code binary
Prior art date
Application number
BE1/9465A
Other languages
English (en)
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of BE877678A publication Critical patent/BE877678A/fr

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
    • H04L25/4906—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 binary codes
    • H04L25/4908—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 binary codes using mBnB codes
    • H04L25/491—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 binary codes using mBnB codes using 1B2B codes
    • H04L25/4912—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 binary codes using mBnB codes using 1B2B codes using CMI or 2-HDB-3 code

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Dc Digital Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
BE1/9465A 1978-07-26 1979-07-13 Procede et circuit de decodage d'un signal binaire code en cmi BE877678A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7822153A FR2432246A1 (fr) 1978-07-26 1978-07-26 Procede et circuit de decodage d'un signal binaire code en cmi

Publications (1)

Publication Number Publication Date
BE877678A true BE877678A (fr) 1980-01-14

Family

ID=9211208

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1/9465A BE877678A (fr) 1978-07-26 1979-07-13 Procede et circuit de decodage d'un signal binaire code en cmi

Country Status (10)

Country Link
US (1) US4325053A (fr)
BE (1) BE877678A (fr)
CA (1) CA1129105A (fr)
DE (1) DE2929248C2 (fr)
FR (1) FR2432246A1 (fr)
GB (1) GB2026819B (fr)
IE (1) IE48301B1 (fr)
IT (1) IT1118811B (fr)
LU (1) LU81517A1 (fr)
NL (1) NL7905729A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4502142A (en) * 1982-09-07 1985-02-26 Lockheed Electronics Company, Inc. Apparatus for detecting errors in a digital data stream encoded in a double density code
DE3236365A1 (de) * 1982-10-01 1984-04-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Funksystem zur nachrichtenuebertragung mit sich laengs vorgegebener strecken bewegenden sende-empfangsstationen
DE3245845A1 (de) * 1982-12-10 1984-06-14 Siemens AG, 1000 Berlin und 8000 München Cmi-decoder
DE3248624A1 (de) * 1982-12-30 1984-08-23 Hans Kolbe & Co, 3202 Bad Salzdetfurth Schaltungsanordnung zur erzeugung eines digitalen binaeren datensignals und eines zugehoerigen taktsignals aus einem cmi-codierten signals, dessen taktfrequenz ueber 30 mhz liegt
DE3302761A1 (de) * 1983-01-27 1984-08-02 Siemens AG, 1000 Berlin und 8000 München Cmi-decoder
DE3310713A1 (de) * 1983-03-24 1984-09-27 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren zum decodieren eines cmi-signals
IT8324267A0 (it) * 1983-12-20 1983-12-20 Italtel Spa Disposizione circuitale atta a rilevare il tasso di errore in sistemi di trasmissione di tipo numerico.
NL8403366A (nl) * 1984-11-06 1986-06-02 Philips Nv Inrichting voor het bewaken van een cmi-codeomvormer.
FR2598050B1 (fr) * 1986-04-28 1992-10-23 Telecommunications Sa Dispositif de decodage pour code cmi
ES2052984T3 (es) * 1989-03-02 1994-07-16 Siemens Ag Instalacion decodificadora-cmi y de recuperacion del impulso de reloj.
SE466725B (sv) * 1990-07-18 1992-03-23 Goeran Krook Foerfarande foer att begraensa bandbredden hos en godtycklig binaer signal
KR930007652B1 (ko) * 1991-07-19 1993-08-14 한국전기 통신공사 Cmi데이터 비트동기를 위한 위상검출기와 연동되어 동작하는 cmi/nrz복호기
US6184807B1 (en) * 1998-07-28 2001-02-06 Lucent Technologies, Inc. Glitch-free bi-phased encoder
US20020041622A1 (en) * 2000-09-29 2002-04-11 David Steed Spread spectrum frequency hopping communications system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1051518A (fr) * 1964-07-08 1900-01-01
US3683277A (en) * 1970-04-13 1972-08-08 Astrocon Corp Communication system for binary coded data
US3699554A (en) * 1970-07-02 1972-10-17 Honeywell Inf Systems Method and apparatus for detecting binary data by integrated signal polarity comparison
NO133170C (fr) * 1973-04-13 1976-03-17 Standard Tel Kabelfab As
GB1489177A (en) * 1973-10-16 1977-10-19 Gen Electric Co Ltd Digital data signalling systems and apparatus therefor
US3967061A (en) * 1975-03-05 1976-06-29 Ncr Corporation Method and apparatus for recovering data and clock information in a self-clocking data stream
JPS52112311A (en) * 1976-03-18 1977-09-20 Sony Corp Demodulating circuit

Also Published As

Publication number Publication date
FR2432246B1 (fr) 1980-12-12
CA1129105A (fr) 1982-08-03
GB2026819B (en) 1982-08-25
DE2929248C2 (de) 1987-02-26
IT1118811B (it) 1986-03-03
IE791412L (en) 1980-01-26
IT7968544A0 (it) 1979-07-25
DE2929248A1 (de) 1980-02-14
NL7905729A (nl) 1980-01-29
LU81517A1 (fr) 1980-02-14
FR2432246A1 (fr) 1980-02-22
GB2026819A (en) 1980-02-06
US4325053A (en) 1982-04-13
IE48301B1 (en) 1984-11-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCAT

Effective date: 19930731