ES472743A1 - Perfeccionamientos en fuentes de alimentacion de puesta en funcionamiento para receptores de television - Google Patents

Perfeccionamientos en fuentes de alimentacion de puesta en funcionamiento para receptores de television

Info

Publication number
ES472743A1
ES472743A1 ES472743A ES472743A ES472743A1 ES 472743 A1 ES472743 A1 ES 472743A1 ES 472743 A ES472743 A ES 472743A ES 472743 A ES472743 A ES 472743A ES 472743 A1 ES472743 A1 ES 472743A1
Authority
ES
Spain
Prior art keywords
voltage
charging circuit
during
circuit
interval
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
ES472743A
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.)
RCA Corp
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 ES472743A1 publication Critical patent/ES472743A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/18—Generation of supply voltages, in combination with electron beam deflecting

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Dc-Dc Converters (AREA)

Abstract

Perfeccionamientos en fuentes de alimentación de puesta en funcionamiento para receptores de televisión, del tipo que comprende; un primer dispositivo rectificador que responde a una fuente de un primer potencial de corriente alterna para proporcionar un voltaje de corriente continua pulsatorio; un primer dispositivo de filtro acoplado al primer dispositivo rectificador para proporcionar un primer voltaje de corriente continua y en el cual fluye una corriente de irrupción durante un intervalo inicial; un circuito de carga; un segundo dispositivo rectificador para producir un primer voltaje de servicio para el circuito de carga durante el intervalo inicial; medios acoplados al circuito de carga para proporcionar un segundo voltaje de servicio al circuito de carga que reemplace al primer voltaje de servicio durante un intervalo de estado uniforme; caracterizado porque se dota a cada fuente de un primer devanado acoplado al dispositivo de filtro en el cual fluye la corriente de irrupción; medios acoplados al primer devanado y que responden a la corriente de irrupción; medios acoplados al primer devanado y que responden a la corriente de irrupción para desarrollar un segundo potencial de corriente alterna durante el intervalo inicial; y medios para acoplar un tercer voltaje (-30 voltios) al segundo dispositivo rectificador, cuyo tercer voltaje varia de valor desde el intervalo inicial hasta el intervalo de estado uniforme de manera que proporciones desacoplamiento del segundo potencial de corriente alterna desde el circuito de carga durante todo el intervalo de estado uniforme.
ES472743A 1977-08-22 1978-08-22 Perfeccionamientos en fuentes de alimentacion de puesta en funcionamiento para receptores de television Expired ES472743A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/826,693 US4112465A (en) 1977-08-22 1977-08-22 Thrush current start-up circuit for a television receiver including a start-up decoupling circuit

Publications (1)

Publication Number Publication Date
ES472743A1 true ES472743A1 (es) 1979-10-16

Family

ID=25247269

Family Applications (1)

Application Number Title Priority Date Filing Date
ES472743A Expired ES472743A1 (es) 1977-08-22 1978-08-22 Perfeccionamientos en fuentes de alimentacion de puesta en funcionamiento para receptores de television

Country Status (15)

Country Link
US (1) US4112465A (es)
JP (1) JPS5443617A (es)
AT (1) AT377145B (es)
AU (1) AU523594B2 (es)
BE (1) BE869805A (es)
CA (1) CA1101117A (es)
DE (1) DE2836722A1 (es)
ES (1) ES472743A1 (es)
FI (1) FI782482A7 (es)
FR (1) FR2401569A1 (es)
GB (1) GB2002975B (es)
IT (1) IT1098221B (es)
PL (1) PL119027B1 (es)
RO (1) RO75795A (es)
SE (1) SE7808663L (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4170784A (en) * 1978-07-28 1979-10-09 Gte Sylvania Incorporated Iso-hot startup aid
US4188568A (en) * 1978-08-14 1980-02-12 Gte Sylvania Incorporated Power saving circuit
IT1140711B (it) * 1979-03-12 1986-10-01 Rca Corp Stabilizzatore a commutazione,isolato dalla rete di alimentazione,per un circuito di deflessione transistorizzato
US4240013A (en) * 1979-05-29 1980-12-16 Rca Corporation Horizontal deflection and power supply circuit with a start-up arrangement
US4282460A (en) * 1979-11-19 1981-08-04 Rca Corporation Deflection and power supply circuit with reduced start-up drive
US4298830A (en) * 1979-11-30 1981-11-03 Rca Corporation Horizontal deflection generator and driver circuit
FI74854C (fi) * 1979-11-30 1988-03-10 Rca Corp Reglerad avboejningskrets med startkoppling.
DE3026604C2 (de) * 1980-07-14 1982-08-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltnetzteil für einen Fernsehempfänger
US4318037A (en) * 1980-11-21 1982-03-02 Zenith Radio Corporation Voltage regulator
US4385264A (en) * 1981-05-07 1983-05-24 Rca Corporation Start-up circuit for a power supply
US4415842A (en) * 1982-08-12 1983-11-15 Zenith Radio Corporation Television receiver start-up circuit
DE3420866C1 (de) * 1984-06-05 1985-05-15 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Leistungssparende Treiberstufe fuer den Bereitschaftsbetrieb eines Fernsehgeraetes
US4731655A (en) * 1986-08-27 1988-03-15 Rca Corporation Protection circuit for improper line voltage

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1273120A (en) * 1971-02-05 1972-05-03 Pye Ltd Television line timebase circuits
GB1469517A (en) * 1973-09-12 1977-04-06 Rca Corp Deflection start-up control circuit especially for television receivers
US3908159A (en) * 1974-06-03 1975-09-23 Quasar Electronics Corp Regulated power supply with start-up and protective circuits
US3947632A (en) * 1975-07-23 1976-03-30 Rca Corporation Start-up power supply for a television receiver

Also Published As

Publication number Publication date
ATA611678A (de) 1984-06-15
BE869805A (fr) 1978-12-18
RO75795A (ro) 1981-02-28
GB2002975A (en) 1979-02-28
CA1101117A (en) 1981-05-12
US4112465A (en) 1978-09-05
SE7808663L (sv) 1979-02-23
DE2836722A1 (de) 1979-03-01
GB2002975B (en) 1982-04-21
AU3897978A (en) 1980-02-21
AU523594B2 (en) 1982-08-05
IT1098221B (it) 1985-09-07
JPS5443617A (en) 1979-04-06
FR2401569B1 (es) 1983-11-10
PL119027B1 (en) 1981-11-30
IT7826689A0 (it) 1978-08-10
FI782482A7 (fi) 1979-02-23
PL208825A1 (pl) 1979-07-16
AT377145B (de) 1985-02-11
FR2401569A1 (fr) 1979-03-23

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20001009