SE7711007L - Anordning for automatisk atersynkronisering av datamottagare - Google Patents

Anordning for automatisk atersynkronisering av datamottagare

Info

Publication number
SE7711007L
SE7711007L SE7711007A SE7711007A SE7711007L SE 7711007 L SE7711007 L SE 7711007L SE 7711007 A SE7711007 A SE 7711007A SE 7711007 A SE7711007 A SE 7711007A SE 7711007 L SE7711007 L SE 7711007L
Authority
SE
Sweden
Prior art keywords
pulse
integrating circuit
equalizer
resynchronization
zero
Prior art date
Application number
SE7711007A
Other languages
Unknown language ( )
English (en)
Other versions
SE429489B (sv
Inventor
L B Y Guidoux
J-L Renaudat
Original Assignee
Trt Telecom Radio Electr
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 Trt Telecom Radio Electr filed Critical Trt Telecom Radio Electr
Publication of SE7711007L publication Critical patent/SE7711007L/sv
Publication of SE429489B publication Critical patent/SE429489B/sv

Links

Classifications

    • 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
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0053—Closed loops
    • H04L2027/0057—Closed loops quadrature phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0071—Control of loops
    • H04L2027/0073—Detection of synchronisation state

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
SE7711007A 1976-10-06 1977-10-03 Anordning for automatisk atersynkronisering av en datatransmissionsmottagare SE429489B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7630034A FR2367386A1 (fr) 1976-10-06 1976-10-06 Dispositif de resynchronisation automatique d'un recepteur pour transmission de donnees

Publications (2)

Publication Number Publication Date
SE7711007L true SE7711007L (sv) 1978-04-07
SE429489B SE429489B (sv) 1983-09-05

Family

ID=9178444

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7711007A SE429489B (sv) 1976-10-06 1977-10-03 Anordning for automatisk atersynkronisering av en datatransmissionsmottagare

Country Status (7)

Country Link
US (1) US4180705A (sv)
JP (1) JPS5919502B2 (sv)
CA (1) CA1116258A (sv)
DE (1) DE2744430C2 (sv)
FR (1) FR2367386A1 (sv)
GB (1) GB1556135A (sv)
SE (1) SE429489B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247940A (en) * 1979-10-15 1981-01-27 Bell Telephone Laboratories, Incorporated Equalizer for complex data signals
JPS57109089A (en) * 1980-12-26 1982-07-07 Nec Corp Initial value resetting circuit for operational amplifier
JPS57159943U (sv) * 1981-04-02 1982-10-07
DE69426029T2 (de) * 1994-01-12 2001-02-15 Rca Thomson Licensing Corp Filter höherer ordnung für digitale phasenschleife
US10404499B2 (en) 2016-12-22 2019-09-03 Intel Corporation Dispersion compensation for waveguide communication channels

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879664A (en) * 1973-05-07 1975-04-22 Signatron High speed digital communication receiver
US3878468A (en) * 1974-01-30 1975-04-15 Bell Telephone Labor Inc Joint equalization and carrier recovery adaptation in data transmission systems
JPS5152264A (sv) * 1974-09-11 1976-05-08 Sharp Kk
US3943448A (en) * 1974-09-11 1976-03-09 Hycom Incorporated Apparatus and method for synchronizing a digital modem using a random multilevel data signal
US3955141A (en) * 1974-10-18 1976-05-04 Intertel, Inc. Synchronizing circuit for modems in a data communications network
FR2295649A1 (fr) * 1974-12-20 1976-07-16 Trt Telecom Radio Electr Egaliseur de ligne autoadaptatif pour systeme de transmission de donnees
FR2337468A1 (fr) 1975-12-29 1977-07-29 Trt Telecom Radio Electr Discriminateur de phase pour recepteur d'un systeme de transmission de donnees

Also Published As

Publication number Publication date
DE2744430C2 (de) 1985-08-01
CA1116258A (en) 1982-01-12
GB1556135A (en) 1979-11-21
JPS5346208A (en) 1978-04-25
SE429489B (sv) 1983-09-05
US4180705A (en) 1979-12-25
JPS5919502B2 (ja) 1984-05-07
FR2367386A1 (fr) 1978-05-05
FR2367386B1 (sv) 1982-03-05
DE2744430A1 (de) 1978-04-13

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