BE569505A - - Google Patents

Info

Publication number
BE569505A
BE569505A BE569505DA BE569505A BE 569505 A BE569505 A BE 569505A BE 569505D A BE569505D A BE 569505DA BE 569505 A BE569505 A BE 569505A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE569505A publication Critical patent/BE569505A/xx
Priority claimed from FR831767A external-priority patent/FR1270087A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/16—Electric signal transmission systems in which transmission is by pulses
    • G08C19/28—Electric signal transmission systems in which transmission is by pulses using pulse code
    • 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
    • H04L25/4904—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 self-synchronising codes, e.g. split-phase codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2021—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change per symbol period is not constrained
    • H04L27/2025—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change per symbol period is not constrained in which the phase changes in a piecewise linear manner within each symbol period
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/39—Signalling arrangements; Manipulation of signalling currents using coded pulse groups

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dc Digital Transmission (AREA)
  • Selective Calling Equipment (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
BE569505D 1957-07-19 1958-07-17 BE569505A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR892552X 1957-07-19
FR831767A FR1270087A (fr) 1960-07-01 1960-07-01 Perfectionnements aux procédés de transmission par code
FR844071A FR78870E (fr) 1957-07-19 1960-11-16 Perfectionnements aux procédés de transmission par code

Publications (1)

Publication Number Publication Date
BE569505A true BE569505A (fr) 1959-01-17

Family

ID=39274871

Family Applications (1)

Application Number Title Priority Date Filing Date
BE569505D BE569505A (fr) 1957-07-19 1958-07-17

Country Status (7)

Country Link
US (1) US3250998A (fr)
BE (1) BE569505A (fr)
CH (1) CH381286A (fr)
DE (1) DE1132604B (fr)
FR (2) FR1181437A (fr)
GB (4) GB892552A (fr)
NL (1) NL271396A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2044051A1 (fr) * 1990-06-29 1991-12-30 Paul C. Wade Systeme et methode de detection d'erreurs et de reduction du bruit de commutation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE489190A (fr) * 1948-05-22
US2897480A (en) * 1954-07-27 1959-07-28 Hughes Aircraft Co Error detecting system
US2946044A (en) * 1954-08-09 1960-07-19 Gen Electric Signal processing system
US2897275A (en) * 1955-05-16 1959-07-28 Bell Telephone Labor Inc Delta modulation compander
DE1013689B (de) * 1956-04-24 1957-08-14 Siemens Ag Anordnung zur teilweisen Stoerbefreiung telegrafischer Nachrichten
BE559555A (fr) * 1956-07-27
US2957947A (en) * 1957-02-20 1960-10-25 Bell Telephone Labor Inc Pulse code transmission system
US2892888A (en) * 1958-02-10 1959-06-30 American Telephone & Telegraph Digital system with error elimination
US3091664A (en) * 1961-04-24 1963-05-28 Gen Dynamics Corp Delta modulator for a time division multiplex system

Also Published As

Publication number Publication date
FR1181437A (fr) 1959-06-15
DE1132604B (de) 1962-07-05
GB907333A (en) 1962-10-03
GB892552A (en) 1962-03-28
GB949808A (en) 1964-02-19
CH381286A (fr) 1964-08-31
FR78870E (fr) 1962-09-21
GB960843A (en) 1964-06-17
US3250998A (en) 1966-05-10
NL271396A (fr) 1964-07-27

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