FR1355578A - Perfectionnements aux procédés de transmission en modulation codée d'impulsions - Google Patents

Perfectionnements aux procédés de transmission en modulation codée d'impulsions

Info

Publication number
FR1355578A
FR1355578A FR919928A FR919928A FR1355578A FR 1355578 A FR1355578 A FR 1355578A FR 919928 A FR919928 A FR 919928A FR 919928 A FR919928 A FR 919928A FR 1355578 A FR1355578 A FR 1355578A
Authority
FR
France
Prior art keywords
pulse code
code modulation
transmission methods
modulation transmission
methods
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
FR919928A
Other languages
English (en)
Inventor
Andre Edouard
Joseph Chatelon
Pierre Girard
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.)
Laboratoire Central de Telecommunications SA
Original Assignee
Laboratoire Central de Telecommunications SA
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 to NL302292D priority Critical patent/NL302292A/xx
Application filed by Laboratoire Central de Telecommunications SA filed Critical Laboratoire Central de Telecommunications SA
Priority to FR919928A priority patent/FR1355578A/fr
Priority to US328563A priority patent/US3300774A/en
Priority to GB50403/63A priority patent/GB1036329A/en
Priority to CH1588163A priority patent/CH411992A/fr
Priority to BE641810A priority patent/BE641810A/xx
Application granted granted Critical
Publication of FR1355578A publication Critical patent/FR1355578A/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
    • H04L25/4906—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0617—Systems characterised by the synchronising information used the synchronising signal being characterised by the frequency or phase
    • 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
    • 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
    • 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
    • H04L25/4915—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 pattern inversion or substitution

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dc Digital Transmission (AREA)
FR919928A 1962-12-28 1962-12-28 Perfectionnements aux procédés de transmission en modulation codée d'impulsions Expired FR1355578A (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL302292D NL302292A (fr) 1962-12-28
FR919928A FR1355578A (fr) 1962-12-28 1962-12-28 Perfectionnements aux procédés de transmission en modulation codée d'impulsions
US328563A US3300774A (en) 1962-12-28 1963-12-06 Binary code transformation system
GB50403/63A GB1036329A (en) 1962-12-28 1963-12-20 Binary code transformation system
CH1588163A CH411992A (fr) 1962-12-28 1963-12-23 Installation de transmission de données en modulation codée d'impulsions
BE641810A BE641810A (fr) 1962-12-28 1963-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR919928A FR1355578A (fr) 1962-12-28 1962-12-28 Perfectionnements aux procédés de transmission en modulation codée d'impulsions

Publications (1)

Publication Number Publication Date
FR1355578A true FR1355578A (fr) 1964-03-20

Family

ID=8793721

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919928A Expired FR1355578A (fr) 1962-12-28 1962-12-28 Perfectionnements aux procédés de transmission en modulation codée d'impulsions

Country Status (6)

Country Link
US (1) US3300774A (fr)
BE (1) BE641810A (fr)
CH (1) CH411992A (fr)
FR (1) FR1355578A (fr)
GB (1) GB1036329A (fr)
NL (1) NL302292A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1250908A (fr) * 1968-12-13 1971-10-27
FR2139665B1 (fr) * 1971-05-28 1973-05-25 Labo Cent Telecommunicat
US3828346A (en) * 1972-05-30 1974-08-06 Int Standard Electric Corp Pcm transmission system
US3913016A (en) * 1974-04-18 1975-10-14 Bell Telephone Labor Inc Circuit for curtailing effects of bit errors in pulse coded transmission
FR2466913A1 (fr) * 1979-10-01 1981-04-10 Thomson Csf Procede et dispositif de codage de donnees binaires, dispositifs de decodage des donnees codees et systemes de transmission comportant de tels dispositifs
US4309694A (en) * 1980-03-27 1982-01-05 Bell Telephone Laboratories, Incorporated Zero disparity coding system
US4542517A (en) * 1981-09-23 1985-09-17 Honeywell Information Systems Inc. Digital serial interface with encode logic for transmission
US4799217A (en) * 1986-08-20 1989-01-17 American Telephone And Telegraph Company, At&T Bell Laboratories Three time slot digital subscriber line termination

Also Published As

Publication number Publication date
US3300774A (en) 1967-01-24
NL302292A (fr)
GB1036329A (en) 1966-07-20
BE641810A (fr) 1964-06-29
CH411992A (fr) 1966-04-30

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