FR2685584B1 - Dispositif generateur de signal de synchronisation. - Google Patents

Dispositif generateur de signal de synchronisation.

Info

Publication number
FR2685584B1
FR2685584B1 FR9115725A FR9115725A FR2685584B1 FR 2685584 B1 FR2685584 B1 FR 2685584B1 FR 9115725 A FR9115725 A FR 9115725A FR 9115725 A FR9115725 A FR 9115725A FR 2685584 B1 FR2685584 B1 FR 2685584B1
Authority
FR
France
Prior art keywords
synchronization signal
generating device
signal generating
synchronization
signal
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 - Fee Related
Application number
FR9115725A
Other languages
English (en)
Other versions
FR2685584A1 (fr
Inventor
Jean-Pierre Landragin
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.)
Philips Electronique Gran Public
Original Assignee
Philips Electronique Gran Public
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 Philips Electronique Gran Public filed Critical Philips Electronique Gran Public
Priority to FR9115725A priority Critical patent/FR2685584B1/fr
Publication of FR2685584A1 publication Critical patent/FR2685584A1/fr
Application granted granted Critical
Publication of FR2685584B1 publication Critical patent/FR2685584B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
    • H04N5/126—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal indirectly commands a frequency generator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/091—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector using a sampling device
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Synchronizing For Television (AREA)
FR9115725A 1991-12-18 1991-12-18 Dispositif generateur de signal de synchronisation. Expired - Fee Related FR2685584B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9115725A FR2685584B1 (fr) 1991-12-18 1991-12-18 Dispositif generateur de signal de synchronisation.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9115725A FR2685584B1 (fr) 1991-12-18 1991-12-18 Dispositif generateur de signal de synchronisation.

Publications (2)

Publication Number Publication Date
FR2685584A1 FR2685584A1 (fr) 1993-06-25
FR2685584B1 true FR2685584B1 (fr) 1994-03-25

Family

ID=9420184

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9115725A Expired - Fee Related FR2685584B1 (fr) 1991-12-18 1991-12-18 Dispositif generateur de signal de synchronisation.

Country Status (1)

Country Link
FR (1) FR2685584B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2831756B1 (fr) * 2001-10-26 2004-01-30 St Microelectronics Sa Procede et dispositif de synchronisation d'un signal de reference sur un signal video

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8103437A (nl) * 1981-07-21 1983-02-16 Philips Nv Synchroniseerschakeling voor een televisie-ontvanger.
JPS6019363A (ja) * 1983-07-13 1985-01-31 Hitachi Ltd デイジタル信号処理系における位相同期方式
JPS6144365A (ja) * 1984-08-07 1986-03-04 Mitsubishi Electric Corp ノイズ測定装置
DE3432313A1 (de) * 1984-09-03 1986-03-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum synchronisieren eines signals
JP2532416B2 (ja) * 1986-12-03 1996-09-11 松下電器産業株式会社 リンギング軽減装置

Also Published As

Publication number Publication date
FR2685584A1 (fr) 1993-06-25

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse