PT84644B - Circuito de deflexao vertical - Google Patents

Circuito de deflexao vertical

Info

Publication number
PT84644B
PT84644B PT84644A PT8464487A PT84644B PT 84644 B PT84644 B PT 84644B PT 84644 A PT84644 A PT 84644A PT 8464487 A PT8464487 A PT 8464487A PT 84644 B PT84644 B PT 84644B
Authority
PT
Portugal
Prior art keywords
deflection
coupled
base current
amplifier
vertical
Prior art date
Application number
PT84644A
Other languages
English (en)
Other versions
PT84644A (en
Inventor
Hugh Ferrar Ii Sutherland
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of PT84644A publication Critical patent/PT84644A/pt
Publication of PT84644B publication Critical patent/PT84644B/pt

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
    • H04N3/14—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by means of electrically scanned solid-state devices
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/60—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor
    • H03K4/69—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as an amplifier
    • H03K4/696—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor using a semiconductor device operating as an amplifier using means for reducing power dissipation or for shortening the flyback time, e.g. applying a higher voltage during flyback time
    • 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
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/29—Picture reproducers using cathode ray tubes using demagnetisation or compensation of external magnetic fields

Landscapes

  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Engineering & Computer Science (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)
  • Golf Clubs (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Networks Using Active Elements (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Processing Of Color Television Signals (AREA)
PT84644A 1986-04-15 1987-04-08 Circuito de deflexao vertical PT84644B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/852,358 US4700114A (en) 1986-04-15 1986-04-15 Vertical deflection circuit

Publications (2)

Publication Number Publication Date
PT84644A PT84644A (en) 1987-05-01
PT84644B true PT84644B (pt) 1989-11-30

Family

ID=25313110

Family Applications (1)

Application Number Title Priority Date Filing Date
PT84644A PT84644B (pt) 1986-04-15 1987-04-08 Circuito de deflexao vertical

Country Status (14)

Country Link
US (1) US4700114A (pt)
EP (2) EP0242124B1 (pt)
JP (2) JP2872668B2 (pt)
KR (1) KR950005595B1 (pt)
AT (2) ATE67054T1 (pt)
AU (2) AU597959B2 (pt)
CA (1) CA1279724C (pt)
DD (1) DD256220A5 (pt)
DE (2) DE3772609D1 (pt)
ES (2) ES2059961T3 (pt)
FI (1) FI83011C (pt)
HK (2) HK173396A (pt)
PT (1) PT84644B (pt)
SG (1) SG122694G (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8701109A (nl) * 1987-05-11 1988-12-01 Philips Nv Beeldweergeefinrichting met strooiveld-compensatiemiddelen.
US5276782A (en) * 1989-06-29 1994-01-04 Hughes Aircraft Company Display corrector
US5089755A (en) * 1991-02-19 1992-02-18 Thomson Consumer Electronics, Inc. Vertical deflection circuit
JPH0583720A (ja) * 1991-09-20 1993-04-02 Sony Corp Ｃｒｔ装置
DE4138493A1 (de) * 1991-11-23 1993-05-27 Thomson Brandt Gmbh Schaltung zur entmagnetisierung der bildroehre in einen fernsehempfaenger
US5502419A (en) * 1992-06-05 1996-03-26 Canon Kabushiki Kaisha Pulse width modulation signal generation and triangular wave signal generator for the same
US5526221A (en) * 1992-10-16 1996-06-11 Goldstar Electron Co., Ltd. Degaussing circuit
US5541805A (en) * 1993-01-15 1996-07-30 Philips Electronics North America Corporation Time delay control switch for vertical deflection in television receiver

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333143A (en) * 1966-01-17 1967-07-25 Admiral Corp Instant-on automatic degaussing circuit for color television receivers
GB1342888A (en) * 1970-04-22 1974-01-03 Rca Corp Electron beam deflection circuits
US3727096A (en) * 1971-02-03 1973-04-10 Motorola Inc Deflection driver control circuit for a television receiver
GB1393249A (en) * 1971-07-05 1975-05-07 Rca Corp Vertical deflection current stabilization in colour television receivers
DE2319824A1 (de) * 1972-04-26 1973-11-08 Rca Corp Gegentaktverstaerkerschaltung
DE2332092C3 (de) * 1973-06-23 1985-01-24 Philips Patentverwaltung Gmbh, 2000 Hamburg Gegentakt-Verstärker-Schaltungsanordnung
US4052645A (en) * 1975-06-20 1977-10-04 Matsushita Electric Industrial Co., Ltd. Vertical deflection circuit
US4147963A (en) * 1976-08-20 1979-04-03 Matsushita Electric Industrial Co., Ltd. Vertical deflection system for a television receiver
US4096416A (en) * 1976-11-19 1978-06-20 Rca Corporation Vertical deflection circuit with retrace switch protection
US4238713A (en) * 1979-06-22 1980-12-09 Rca Corporation Vertical deflection circuit
US4289994A (en) * 1979-09-20 1981-09-15 Zenith Radio Corporation Vertical drive circuit for video display
US4295078A (en) * 1980-05-12 1981-10-13 Rca Corporation Color television receiver degaussing circuit
JPS6040174Y2 (ja) * 1981-06-23 1985-12-03 株式会社日立ホームテック 電気調理器
JPS5821262U (ja) * 1981-07-31 1983-02-09 三原　六郎 釣糸巻取り枠
US4441052A (en) * 1982-11-26 1984-04-03 Rca Corporation Degaussing circuit for television receiver having switched mode power supply
AU574060B2 (en) * 1983-02-02 1988-06-30 N.V. Philips Gloeilampenfabrieken Field deflection circuit with multiplier
US4535270A (en) * 1983-11-17 1985-08-13 Rca Corporation Resonant degaussing without residual magnetism
EP0373156B1 (en) * 1985-10-11 1993-08-04 RCA Thomson Licensing Corporation Cathode ray tube degaussing circuitry

Also Published As

Publication number Publication date
KR870010727A (ko) 1987-11-30
FI871534A (fi) 1987-10-16
CA1279724C (en) 1991-01-29
FI83011B (fi) 1991-01-31
HK1004045A1 (en) 1998-11-13
FI871534A0 (fi) 1987-04-08
US4700114A (en) 1987-10-13
EP0424982B1 (en) 1994-09-07
EP0424982A3 (en) 1992-05-13
JPH09130821A (ja) 1997-05-16
ES2024506B3 (es) 1992-03-01
AU627003B2 (en) 1992-08-13
AU5205590A (en) 1990-07-19
DE3750512T2 (de) 1995-04-13
JP2937888B2 (ja) 1999-08-23
AU597959B2 (en) 1990-06-14
DE3750512D1 (de) 1994-10-13
DD256220A5 (de) 1988-04-27
ATE67054T1 (de) 1991-09-15
FI83011C (fi) 1991-05-10
ATE111285T1 (de) 1994-09-15
DE3772609D1 (de) 1991-10-10
JP2872668B2 (ja) 1999-03-17
JPS62250771A (ja) 1987-10-31
AU7135787A (en) 1987-10-22
EP0424982A2 (en) 1991-05-02
KR950005595B1 (ko) 1995-05-27
EP0242124A1 (en) 1987-10-21
SG122694G (en) 1995-01-13
HK173396A (en) 1996-09-20
PT84644A (en) 1987-05-01
ES2059961T3 (es) 1994-11-16
EP0242124B1 (en) 1991-09-04

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