IT8021865A0 - Circuito di controllo automatico della frequenza e della fase dell'oscillatore orizzontale di un ricevitore televisivo utilizzante un rivelatore di fase pilotato ad una frequenza doppia di quella orizzontale. - Google Patents

Circuito di controllo automatico della frequenza e della fase dell'oscillatore orizzontale di un ricevitore televisivo utilizzante un rivelatore di fase pilotato ad una frequenza doppia di quella orizzontale.

Info

Publication number
IT8021865A0
IT8021865A0 IT8021865A IT2186580A IT8021865A0 IT 8021865 A0 IT8021865 A0 IT 8021865A0 IT 8021865 A IT8021865 A IT 8021865A IT 2186580 A IT2186580 A IT 2186580A IT 8021865 A0 IT8021865 A0 IT 8021865A0
Authority
IT
Italy
Prior art keywords
horizontal
frequency
control circuit
television receiver
phase
Prior art date
Application number
IT8021865A
Other languages
English (en)
Other versions
IT1195753B (it
IT8021865A1 (it
Inventor
Steckler Steven Alan
Balaban Reuben Alvin
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of IT8021865A0 publication Critical patent/IT8021865A0/it
Publication of IT8021865A1 publication Critical patent/IT8021865A1/it
Application granted granted Critical
Publication of IT1195753B publication Critical patent/IT1195753B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/05—Synchronising circuits with arrangements for extending range of synchronisation, e.g. by using switching between several time constants
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Synchronizing For Television (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Networks Using Active Elements (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
IT21865/80A 1979-05-09 1980-05-07 Circuito di controllo automatico della frequenza e della fase dell'oscillatore orizzontale di un ricevitore televisivo utilizzante un rivelatore di fase pilotato ad una frequenza doppia di quella orizzontale IT1195753B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/037,380 US4250525A (en) 1979-05-09 1979-05-09 Television horizontal AFPC with phase detector driven at twice the horizontal frequency

Publications (3)

Publication Number Publication Date
IT8021865A0 true IT8021865A0 (it) 1980-05-07
IT8021865A1 IT8021865A1 (it) 1981-11-07
IT1195753B IT1195753B (it) 1988-10-27

Family

ID=21894037

Family Applications (2)

Application Number Title Priority Date Filing Date
IT21865/80A IT1195753B (it) 1979-05-09 1980-05-07 Circuito di controllo automatico della frequenza e della fase dell'oscillatore orizzontale di un ricevitore televisivo utilizzante un rivelatore di fase pilotato ad una frequenza doppia di quella orizzontale
IT8622553A IT1213391B (it) 1979-05-09 1986-12-03 Circuito per la tempificazione in un apparato per la sincronizzazione di un anello ad aggancio di fase.

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT8622553A IT1213391B (it) 1979-05-09 1986-12-03 Circuito per la tempificazione in un apparato per la sincronizzazione di un anello ad aggancio di fase.

Country Status (10)

Country Link
US (1) US4250525A (it)
JP (1) JPS55156478A (it)
AT (1) AT389196B (it)
CA (1) CA1143830A (it)
DE (1) DE3017934C2 (it)
FR (1) FR2456450A1 (it)
GB (1) GB2050729B (it)
HK (1) HK36989A (it)
IT (2) IT1195753B (it)
MY (1) MY8500730A (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5679583A (en) * 1979-12-03 1981-06-30 Hitachi Ltd Synchronizing signal discriminator
US4348694A (en) * 1980-12-29 1982-09-07 Motorola, Inc. Horizontal phase detector gain control
US4677484A (en) * 1985-05-10 1987-06-30 Rca Corporation Stabilizing arrangement for on-screen display
DE3715929A1 (de) * 1987-05-13 1988-11-24 Thomson Brandt Gmbh Schaltungsanordnung zur automatischen umschaltung der regelgeschwindigkeit eines phasenregelkreises
DE3717444A1 (de) * 1987-05-23 1988-12-08 Thomson Brandt Gmbh Schaltungsanordnung zur automatischen umschaltung der regelgeschwindigkeit eines phasenregelkreises
JPH01222578A (ja) * 1988-03-01 1989-09-05 Matsushita Electric Ind Co Ltd 水平自動周波数制御装置
JPH0591485A (ja) * 1991-09-27 1993-04-09 Sanyo Electric Co Ltd クローズドキヤプシヨン放送受信装置
JP3439143B2 (ja) * 1998-12-16 2003-08-25 三洋電機株式会社 水平同期回路
US7298352B2 (en) * 2000-06-28 2007-11-20 Lg.Philips Lcd Co., Ltd. Apparatus and method for correcting gamma voltage and video data in liquid crystal display
EP2761787B1 (en) * 2011-09-30 2017-06-07 Intel Corporation Apparatus and method for performing spread-spectrum clock control

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688037A (en) * 1970-09-30 1972-08-29 Rca Corp Synchronizing system
NL171403C (nl) * 1972-06-15 1983-03-16 Philips Nv Schakeling voor het opwekken van een stuursignaal voor de rasterafbuiging in een televisie-ontvanger, alsmede televisie-ontvanger daarvan voorzien.
JPS5242492B2 (it) * 1972-10-09 1977-10-25
US3878336A (en) * 1973-10-18 1975-04-15 Rca Corp Digital synchronizing system
DE2352355A1 (de) * 1973-10-18 1975-04-24 Standard Elektrik Lorenz Ag Schaltungsanordnung zur synchronisierung eines fernsehempfaengers
JPS51150228A (en) * 1975-06-19 1976-12-23 Victor Co Of Japan Ltd Horizontal afc circuit
US4144544A (en) * 1977-12-19 1979-03-13 Rca Corporation Television horizontal oscillator frequency control arrangement for use with tape recorder
US4144545A (en) * 1977-12-19 1979-03-13 Rca Corporation Television horizontal oscillator frequency control arrangement for use with a tape recorder

Also Published As

Publication number Publication date
MY8500730A (en) 1985-12-31
FR2456450A1 (fr) 1980-12-05
GB2050729A (en) 1981-01-07
GB2050729B (en) 1983-04-27
JPS55156478A (en) 1980-12-05
JPS6126267B2 (it) 1986-06-19
AT389196B (de) 1989-10-25
CA1143830A (en) 1983-03-29
IT1195753B (it) 1988-10-27
IT1213391B (it) 1989-12-20
ATA250580A (de) 1989-03-15
HK36989A (en) 1989-05-12
IT8021865A1 (it) 1981-11-07
US4250525A (en) 1981-02-10
DE3017934C2 (de) 1982-12-09
DE3017934A1 (de) 1980-11-20
IT8622553A0 (it) 1986-12-03

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970529