ES453633A1 - Perfeccionamientos en aparatos de deflexion de cinescopios de television. - Google Patents

Perfeccionamientos en aparatos de deflexion de cinescopios de television.

Info

Publication number
ES453633A1
ES453633A1 ES453633A ES453633A ES453633A1 ES 453633 A1 ES453633 A1 ES 453633A1 ES 453633 A ES453633 A ES 453633A ES 453633 A ES453633 A ES 453633A ES 453633 A1 ES453633 A1 ES 453633A1
Authority
ES
Spain
Prior art keywords
circuit
thyristor
cussion
distortion
coupling capacitor
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
ES453633A
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
Priority claimed from GB48353/75A external-priority patent/GB1547170A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of ES453633A1 publication Critical patent/ES453633A1/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
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction
    • H04N3/233—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements
    • 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
    • H04N3/22—Circuits for controlling dimensions, shape or centering of picture on screen
    • H04N3/23—Distortion correction, e.g. for pincushion distortion correction, S-correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Abstract

Perfeccionamientos en aparatos de deflexión de cinescopios de televisión que comprenden: un generador de deflexión vertical acoplado a una bobina de deflexión vertical para producir corriente de exploración vertical a través de la misma, un generador de deflexión horizontal para generar una corriente de régimen horizontal, una bobina de deflexión horizontal acoplado al generador de deflexión horizontal para aceptar la corriente de régimen horizontal del mismo para la exploración caracterizados porque se dota a cada aparato de un dispositivo de impedancia; un dispositivo de conmutación controlable; un primer dispositivo de acoplamiento, que acopla el dispositivo de impedancia y el dispositivo de conmutación controlable en circuito con la bobina de deflexión para definir un trayecto para la corriente de régimen horizontal; y un dispositivo de control acoplado a los sistemas vertical y horizontal del generador de deflexión y al dispositivo de conmutación controlable para hacer funcionar el dispositivo de conmutación controlable en un instante durante el intervalo de retroceso horizontal que se adelanta progresivamente durante una primera parte del intervalo de exploración vertical y que retarda progresivamente durante una segunda parte del intervalo de exploración vertical para alterar la corriente e exploración de forma que se reduzca la distorsión de punteamiento.
ES453633A 1975-11-25 1976-11-25 Perfeccionamientos en aparatos de deflexion de cinescopios de television. Expired ES453633A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB48353/75A GB1547170A (en) 1975-11-25 1975-11-25 Pincushion correction circuit
GB1687076 1976-04-26

Publications (1)

Publication Number Publication Date
ES453633A1 true ES453633A1 (es) 1978-03-16

Family

ID=26252283

Family Applications (1)

Application Number Title Priority Date Filing Date
ES453633A Expired ES453633A1 (es) 1975-11-25 1976-11-25 Perfeccionamientos en aparatos de deflexion de cinescopios de television.

Country Status (27)

Country Link
JP (1) JPS5286719A (es)
AR (1) AR211715A1 (es)
AT (1) AT371297B (es)
AU (1) AU506365B2 (es)
BE (1) BE848705A (es)
BR (1) BR7607736A (es)
CA (1) CA1082354A (es)
CS (1) CS215051B2 (es)
DD (1) DD127895A5 (es)
DE (1) DE2649909C3 (es)
DK (1) DK156600C (es)
EG (1) EG13616A (es)
ES (1) ES453633A1 (es)
FI (1) FI61593C (es)
FR (1) FR2333397A1 (es)
GR (1) GR61731B (es)
HK (1) HK38880A (es)
IL (1) IL50646A (es)
IN (1) IN146051B (es)
IT (1) IT1124720B (es)
MX (1) MX3759E (es)
NL (1) NL188199C (es)
NO (1) NO763999L (es)
NZ (1) NZ182710A (es)
PL (1) PL112647B1 (es)
PT (1) PT65734B (es)
YU (1) YU37462B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1600367A (en) * 1977-07-25 1981-10-14 Rca Corp Pincushion correction circuit
US4179642A (en) * 1977-09-02 1979-12-18 Rca Corporation Raster correction circuit with low dissipation resistive damping
JPS58137410A (ja) * 1982-02-12 1983-08-15 Hitachi Constr Mach Co Ltd 可搬式凝集沈殿装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3628082A (en) * 1970-01-27 1971-12-14 Rca Corp Linearity correction circuit utilizing a saturable reactor
JPS4885029A (es) * 1972-02-15 1973-11-12
US3863184A (en) * 1973-01-12 1975-01-28 Rca Corp Television scanning linearity device

Also Published As

Publication number Publication date
NO763999L (es) 1977-05-26
DE2649909B2 (de) 1978-10-12
DK156600B (da) 1989-09-11
JPS5639107B2 (es) 1981-09-10
DE2649909A1 (de) 1977-06-02
CS215051B2 (en) 1982-07-30
FR2333397A1 (fr) 1977-06-24
YU37462B (en) 1984-08-31
FI61593B (fi) 1982-04-30
PL112647B1 (en) 1980-10-31
ATA875076A (de) 1982-10-15
BE848705A (fr) 1977-03-16
NL188199C (nl) 1992-04-16
PT65734B (pt) 1978-04-18
DK156600C (da) 1990-03-05
IN146051B (es) 1979-02-10
DK528276A (da) 1977-05-26
MX3759E (es) 1981-06-24
IL50646A (en) 1980-01-31
CA1082354A (en) 1980-07-22
DD127895A5 (de) 1977-10-19
AU1979876A (en) 1978-05-25
AT371297B (de) 1983-06-10
FR2333397B1 (es) 1982-07-16
IL50646A0 (en) 1976-12-31
EG13616A (en) 1982-03-31
YU287576A (en) 1983-04-27
BR7607736A (pt) 1977-10-04
AU506365B2 (en) 1979-12-20
JPS5286719A (en) 1977-07-19
HK38880A (en) 1980-07-25
FI763313A (es) 1977-05-26
PT65734A (pt) 1976-11-01
AR211715A1 (es) 1978-02-28
NL7613090A (nl) 1977-05-27
IT1124720B (it) 1986-05-14
DE2649909C3 (de) 1979-06-13
GR61731B (en) 1978-12-30
NZ182710A (en) 1980-10-08
FI61593C (fi) 1982-08-10

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