FR2431228B1 - Circuit de recuperation de phase d'horloge - Google Patents

Circuit de recuperation de phase d'horloge

Info

Publication number
FR2431228B1
FR2431228B1 FR7918289A FR7918289A FR2431228B1 FR 2431228 B1 FR2431228 B1 FR 2431228B1 FR 7918289 A FR7918289 A FR 7918289A FR 7918289 A FR7918289 A FR 7918289A FR 2431228 B1 FR2431228 B1 FR 2431228B1
Authority
FR
France
Prior art keywords
recovery circuit
clock phase
phase recovery
clock
circuit
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
FR7918289A
Other languages
English (en)
Other versions
FR2431228A1 (fr
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 claimed from JP53085842A external-priority patent/JPS6013624B2/ja
Priority claimed from JP9277878A external-priority patent/JPS5520043A/ja
Priority claimed from JP9350378A external-priority patent/JPS5520074A/ja
Priority claimed from JP11967778A external-priority patent/JPS5546628A/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of FR2431228A1 publication Critical patent/FR2431228A1/fr
Application granted granted Critical
Publication of FR2431228B1 publication Critical patent/FR2431228B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0334—Processing of samples having at least three levels, e.g. soft decisions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0331—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop with a digital phase-locked loop [PLL] processing binary samples, e.g. add/subtract logic for correction of receiver clock

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Manipulation Of Pulses (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
FR7918289A 1978-07-14 1979-07-13 Circuit de recuperation de phase d'horloge Expired FR2431228B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP53085842A JPS6013624B2 (ja) 1978-07-14 1978-07-14 タイミング位相同期方式
JP9277878A JPS5520043A (en) 1978-07-29 1978-07-29 Timing phase cynchronous system
JP9350378A JPS5520074A (en) 1978-07-31 1978-07-31 Digital phase synchronous circuit
JP11967778A JPS5546628A (en) 1978-09-28 1978-09-28 Timing phase synchronization system

Publications (2)

Publication Number Publication Date
FR2431228A1 FR2431228A1 (fr) 1980-02-08
FR2431228B1 true FR2431228B1 (fr) 1988-01-15

Family

ID=27467171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7918289A Expired FR2431228B1 (fr) 1978-07-14 1979-07-13 Circuit de recuperation de phase d'horloge

Country Status (8)

Country Link
US (1) US4312075A (fr)
AU (1) AU525576B2 (fr)
CA (1) CA1108246A (fr)
DE (1) DE2928446A1 (fr)
ES (1) ES482447A1 (fr)
FR (1) FR2431228B1 (fr)
GB (1) GB2026796B (fr)
NL (1) NL180063C (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA81781B (en) * 1980-02-13 1982-03-31 Int Computers Ltd Digital systems
DE3027053A1 (de) * 1980-07-17 1982-02-11 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur zeitlichen korrektur von digitalen schaltsignalen
DE3037778A1 (de) * 1980-10-07 1982-05-19 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur zeitlichen korrektur von digitalen schaltsignalen
US4455663A (en) * 1981-11-19 1984-06-19 Novation, Inc. Full duplex modems and synchronizing methods and apparatus therefor
JPS5892162A (ja) * 1981-11-27 1983-06-01 Hitachi Ltd タイミング位相制御方法及びその装置
FR2566979B1 (fr) * 1984-06-29 1986-10-31 Lignes Telegraph Telephon Extracteur de rythme pour systeme de transmission de donnees
JPS61222072A (ja) * 1985-03-26 1986-10-02 Sharp Corp デイジタル磁気記録再生装置
NL8600889A (nl) * 1986-04-09 1987-11-02 Philips Nv Inrichting voor het terugwinnen van kanaalklokinformatie bij synchrone informatietransmissie en een inrichting voor het terugwinnen van de informatie voorzien van een dergelijke inrichting.
US4808937A (en) * 1986-07-15 1989-02-28 Hayes Microcomputer Products, Inc. Phase-locked loop for a modem
US4894847A (en) * 1987-05-26 1990-01-16 Hayes Microcomputer Products, Inc. High speed half duplex modem with fast turnaround protocol
US5615235A (en) * 1988-06-08 1997-03-25 Fujitsu Limited Signal processing system for use in a digital signal clock changing apparatus
CA1340064C (fr) * 1988-06-08 1998-09-29 Mitsuo Kakuishi Appareil de traitement des signaux a deux convertisseurs a-n- et n-a en parallele
JP2721455B2 (ja) * 1992-01-27 1998-03-04 富士通株式会社 データ伝送装置のタイミング生成方法
DE4221476A1 (de) * 1992-06-30 1994-01-05 Siemens Ag Verfahren und Anordnung zur Regeneration eines Binärsignals
KR0148140B1 (ko) * 1993-06-30 1998-09-15 김광호 심볼 타이밍 복구장치
US5586150A (en) * 1993-11-24 1996-12-17 Rajupandaram K. Balasubramaniam Method and apparatus for symbol synchronization in multi-level digital FM radio
US5483292A (en) * 1994-03-09 1996-01-09 Samsung Electronics Co., Ltd. Symbol clock regeneration in digital signal receivers for recovering digital data buried in NTSC TV signals
US5939905A (en) * 1996-09-27 1999-08-17 Texas Instruments Incorporated Loop control detection circuit and method for detecting current feedback
WO1999057805A1 (fr) * 1998-05-04 1999-11-11 Libit Signal Processing Ltd. Procede et appareil pour la recuperation de rythme de signaux modules dans la bande laterale residuelle
US6549594B1 (en) 1999-05-28 2003-04-15 Nortel Networks Timing phase recovery method and apparatus
US10079660B2 (en) * 2017-01-25 2018-09-18 Samsung Electroncis Co., Ltd. System and method of tracking and compensating for frequency and timing offsets of modulated signals

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1368068A (en) * 1971-10-20 1974-09-25 Post Office Digital communication systems
DE2501115A1 (de) * 1974-02-22 1975-08-28 Rca Corp Frequenzsteuerschaltung
US4011516A (en) * 1975-11-03 1977-03-08 Rockwell International Corporation Frequency correction arrangement
CH604428A (fr) * 1975-12-23 1978-09-15 Berney Sa Jean Claude Dispositif servant a ajuster la frequence de sortie d'un diviseur de frequence pour piece d'horlogerie.
NL7605275A (nl) * 1976-05-18 1977-11-22 Philips Nv Data-ontvanger met synchroniseer-reeks-detec- tieketen.
FR2358056A1 (fr) * 1976-07-09 1978-02-03 Ibm France Procede et dispositif de synchronisation de l'horloge du recepteur d'un systeme de transmissions de donnees en modulation psk
FR2413821A1 (fr) * 1977-12-28 1979-07-27 Trt Telecom Radio Electr Dispositif de synchronisation d'un dispositif numerique
US4213134A (en) * 1979-02-26 1980-07-15 The University Of Akron Circuit and method for the recorder display of high frequency periodic signals

Also Published As

Publication number Publication date
CA1108246A (fr) 1981-09-01
ES482447A1 (es) 1980-02-16
DE2928446C2 (fr) 1987-01-29
DE2928446A1 (de) 1980-01-24
NL7905478A (nl) 1980-01-16
AU4889079A (en) 1980-01-17
FR2431228A1 (fr) 1980-02-08
NL180063B (nl) 1986-07-16
US4312075A (en) 1982-01-19
NL180063C (nl) 1986-12-16
GB2026796B (en) 1982-09-29
AU525576B2 (en) 1982-11-11
GB2026796A (en) 1980-02-06

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Legal Events

Date Code Title Description
ST Notification of lapse