ES462376A1 - Un receptor de television perfeccionado. - Google Patents

Un receptor de television perfeccionado.

Info

Publication number
ES462376A1
ES462376A1 ES462376A ES462376A ES462376A1 ES 462376 A1 ES462376 A1 ES 462376A1 ES 462376 A ES462376 A ES 462376A ES 462376 A ES462376 A ES 462376A ES 462376 A1 ES462376 A1 ES 462376A1
Authority
ES
Spain
Prior art keywords
detection circuit
television receiver
achieve
control function
range control
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
ES462376A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES462376A1 publication Critical patent/ES462376A1/es
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
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/455—Demodulation-circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
  • Superheterodyne Receivers (AREA)
  • Processing Of Color Television Signals (AREA)

Abstract

Un receptor de televisión perfeccionado que tiene un circuito de detección síncrona y un circuito de detección de desviación de frecuencia, un filtro sintonizado a la frecuencia intermedia de imagen, que está incluido en un camino de señal de referencia del circuito de detección síncrona y una señal para controlar una función del receptor que se obtiene de una salida del circuito de detección síncrona, caracterizado porque el receptor comprende un circuito de combinación acoplado a una salida del circuito de detección síncrona y además, a través de un circuito rectificador.
ES462376A 1976-09-17 1977-09-15 Un receptor de television perfeccionado. Expired ES462376A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7610354,A NL183428B (nl) 1976-09-17 1976-09-17 Televisieontvanger met een synchrone detectieschakeling en een frequentieafwijkings-detectieschakeling.

Publications (1)

Publication Number Publication Date
ES462376A1 true ES462376A1 (es) 1978-06-01

Family

ID=19826919

Family Applications (1)

Application Number Title Priority Date Filing Date
ES462376A Expired ES462376A1 (es) 1976-09-17 1977-09-15 Un receptor de television perfeccionado.

Country Status (15)

Country Link
US (1) US4157569A (es)
JP (1) JPS5338220A (es)
AU (1) AU510811B2 (es)
BE (1) BE858740A (es)
CA (1) CA1091340A (es)
DE (1) DE2740623C3 (es)
ES (1) ES462376A1 (es)
FI (1) FI63144C (es)
FR (1) FR2365257A1 (es)
GB (1) GB1537799A (es)
HK (1) HK66179A (es)
IT (1) IT1085396B (es)
NL (1) NL183428B (es)
NZ (1) NZ185176A (es)
ZA (1) ZA774892B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4253118A (en) * 1979-07-02 1981-02-24 Zenith Radio Corporation Synchronous detection system
US4323924A (en) * 1980-10-06 1982-04-06 Zenith Radio Corporation Automatic phase adjusting circuit for a synchronous detector
US4388649A (en) * 1981-06-01 1983-06-14 Rca Corporation AFT Lockout prevention system
NL8200374A (nl) * 1982-02-02 1983-09-01 Philips Nv Televisie-ontvanger met een videosignaaldetektor van een met behulp van een referentiesignaal detekterend type.
NL8301179A (nl) * 1983-04-01 1984-11-01 Philips Nv Ontvanger voor hf-signalen voorzien van een paar parallelle signaalwegen.
NL8800555A (nl) * 1988-03-07 1989-10-02 Philips Nv Synchrone demodulatieschakeling voor een op een draaggolf gemoduleerd televisiesignaal.
DE10158357A1 (de) * 2001-11-28 2003-06-12 Philips Intellectual Property Kompensationsschaltung für Frequenzfilter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2573248A (en) * 1949-06-18 1951-10-30 Zenith Radio Corp Television receiver
NL6609958A (es) * 1966-07-15 1968-01-16
US3812289A (en) * 1972-11-06 1974-05-21 Rca Corp Television receiver using synchronous video detection
US3858000A (en) * 1972-12-04 1974-12-31 Warwick Electronics Inc Extended range afc system
GB1440342A (en) * 1973-04-10 1976-06-23 Thorn Electrical Ind Ltd Television receiver circuits
NL7306381A (es) * 1973-05-08 1974-11-12
JPS51100632A (es) * 1975-03-03 1976-09-06 Matsushita Electric Ind Co Ltd
US4091410A (en) * 1976-11-08 1978-05-23 Zenith Radio Corporation Frequency and phase lock loop synchronous detecting system having a pair of phase lock conditions

Also Published As

Publication number Publication date
JPS6216067B2 (es) 1987-04-10
IT1085396B (it) 1985-05-28
HK66179A (en) 1979-09-21
US4157569A (en) 1979-06-05
AU510811B2 (en) 1980-07-17
DE2740623C3 (de) 1980-03-20
NL183428B (nl) 1988-05-16
FI63144B (fi) 1982-12-31
FR2365257B1 (es) 1982-05-14
JPS5338220A (en) 1978-04-08
BE858740A (fr) 1978-03-15
AU2891277A (en) 1979-03-29
NL7610354A (nl) 1978-03-21
DE2740623A1 (de) 1978-03-23
FI772706A (fi) 1978-03-18
ZA774892B (en) 1979-03-28
FR2365257A1 (fr) 1978-04-14
DE2740623B2 (de) 1979-07-05
NZ185176A (en) 1980-08-26
GB1537799A (en) 1979-01-04
CA1091340A (en) 1980-12-09
FI63144C (fi) 1983-04-11

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971103