GB721339A - Improvements in or relating to synchronizing circuits for electric oscillators - Google Patents

Improvements in or relating to synchronizing circuits for electric oscillators

Info

Publication number
GB721339A
GB721339A GB27615/52A GB2761552A GB721339A GB 721339 A GB721339 A GB 721339A GB 27615/52 A GB27615/52 A GB 27615/52A GB 2761552 A GB2761552 A GB 2761552A GB 721339 A GB721339 A GB 721339A
Authority
GB
United Kingdom
Prior art keywords
tube
phase
oscillator
anode
frequency
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
GB27615/52A
Other languages
English (en)
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 Electrical Industries Ltd
Original Assignee
Philips Electrical Industries 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
Application filed by Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB721339A publication Critical patent/GB721339A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Synchronizing For Television (AREA)
GB27615/52A 1951-11-06 1952-11-03 Improvements in or relating to synchronizing circuits for electric oscillators Expired GB721339A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL304906X 1951-11-06

Publications (1)

Publication Number Publication Date
GB721339A true GB721339A (en) 1955-01-05

Family

ID=19783458

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27615/52A Expired GB721339A (en) 1951-11-06 1952-11-03 Improvements in or relating to synchronizing circuits for electric oscillators

Country Status (7)

Country Link
US (1) US2748281A (forum.php)
BE (1) BE515303A (forum.php)
CH (1) CH304906A (forum.php)
DE (1) DE945933C (forum.php)
FR (1) FR1141854A (forum.php)
GB (1) GB721339A (forum.php)
NL (2) NL165177A (forum.php)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL97167C (forum.php) * 1952-07-25
DE1146916B (de) * 1961-08-24 1963-04-11 Standard Elektrik Lorenz Ag Schaltungsanordnung zur Unterdrueckung der Bildstandsschwankungen bei der Wiedergabe von Fernsehbildern
BE621689A (forum.php) * 1961-08-24
DE1214722B (de) * 1963-03-28 1966-04-21 Fernseh Gmbh Verfahren zur Synchronisierung zweier Impulsfolgen
JPS53125724A (en) * 1977-04-08 1978-11-02 Sony Corp Color television receiver

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH201785A (de) * 1938-02-17 1938-12-15 Gustav Dipl Ing Guanella Verfahren und Einrichtung zur Gleichlaufregelung des Ablenkspannungserzeugers bei Bild- oder Fernsehübertragungseinrichtungen durch Synchronisierungszeichen.
US2433350A (en) * 1941-07-11 1947-12-30 Int Standard Electric Corp Superheterodyne radio receiver having compensating means for frequency drift of the received carrier wave
US2494795A (en) * 1945-02-03 1950-01-17 Philco Corp Frequency-detector and frequency-control circuits
FR956517A (forum.php) * 1946-12-05 1950-02-02
US2645717A (en) * 1951-08-18 1953-07-14 Motorola Inc Synchronization circuit

Also Published As

Publication number Publication date
BE515303A (forum.php)
NL165177A (forum.php)
US2748281A (en) 1956-05-29
CH304906A (de) 1955-01-31
FR1141854A (fr) 1957-09-11
NL83687C (forum.php)
DE945933C (de) 1956-07-19

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