BR8400383A - Circuito para gerar uma corrente de deflexao atraves da bobina de deflexao de trama de um aparelho de reproducao de imagem - Google Patents

Circuito para gerar uma corrente de deflexao atraves da bobina de deflexao de trama de um aparelho de reproducao de imagem

Info

Publication number
BR8400383A
BR8400383A BR8400383A BR8400383A BR8400383A BR 8400383 A BR8400383 A BR 8400383A BR 8400383 A BR8400383 A BR 8400383A BR 8400383 A BR8400383 A BR 8400383A BR 8400383 A BR8400383 A BR 8400383A
Authority
BR
Brazil
Prior art keywords
deflection
plot
generate
circuit
image reproduction
Prior art date
Application number
BR8400383A
Other languages
English (en)
Inventor
Hendrik Ten Pierick
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of BR8400383A publication Critical patent/BR8400383A/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
    • H04N3/16—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
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/04—Generating pulses having essentially a finite slope or stepped portions having parabolic shape
    • 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
    • H03K4/693—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 operating in push-pull, e.g. class B
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K6/00—Manipulating pulses having a finite slope and not covered by one of the other main groups of this subclass
    • H03K6/04—Modifying slopes of pulses, e.g. S-correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
BR8400383A 1983-02-02 1984-01-30 Circuito para gerar uma corrente de deflexao atraves da bobina de deflexao de trama de um aparelho de reproducao de imagem BR8400383A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8300384 1983-02-02

Publications (1)

Publication Number Publication Date
BR8400383A true BR8400383A (pt) 1984-09-04

Family

ID=19841333

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8400383A BR8400383A (pt) 1983-02-02 1984-01-30 Circuito para gerar uma corrente de deflexao atraves da bobina de deflexao de trama de um aparelho de reproducao de imagem

Country Status (10)

Country Link
US (1) US4536682A (pt)
EP (1) EP0118142B1 (pt)
JP (1) JPS59144275A (pt)
KR (1) KR900008045B1 (pt)
AU (1) AU574060B2 (pt)
BR (1) BR8400383A (pt)
DE (1) DE3463331D1 (pt)
ES (1) ES8500529A1 (pt)
FI (1) FI76900C (pt)
HK (1) HK34388A (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3420312C2 (de) * 1984-05-30 1986-10-09 SGS Halbleiter-Bauelemente GmbH, 8018 Grafing Ansteuerschaltung für einen Ablenk-Leistungstransistor
US4700114A (en) * 1986-04-15 1987-10-13 Rca Corporation Vertical deflection circuit
JPH10271357A (ja) * 1997-03-27 1998-10-09 Nec Ic Microcomput Syst Ltd ダイナミック・フォーカス回路
US6717377B1 (en) * 2001-10-31 2004-04-06 Zilog, Inc. Circuit and method for reducing east-west geometry mismatch between the top and bottom of a raster display
US7170239B2 (en) * 2001-10-31 2007-01-30 Zilog, Inc. Circuit and method for reducing east-west geometry mismatch between the top and bottom of a raster display

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6516061A (pt) * 1965-12-10 1967-06-12
US3740611A (en) * 1971-07-28 1973-06-19 Motorola Inc Vertical deflection waveform generator
NL7314926A (nl) * 1973-10-31 1975-05-02 Philips Nv Schakeling voor het opwekken van een rasteraf- buigstroom.
US3984729A (en) * 1974-09-27 1976-10-05 Steven Alan Steckler Deflection waveform correction signal generator
DE2558554A1 (de) * 1975-12-24 1977-06-30 Philips Patentverwaltung Schaltungsanordnung zum erzeugen eines parabelfoermigen signals aus einer saegezahnfoermigen steuergroesse
US4147963A (en) * 1976-08-20 1979-04-03 Matsushita Electric Industrial Co., Ltd. Vertical deflection system for a television receiver
US4176300A (en) * 1977-03-21 1979-11-27 United Technologies Corporation Deflection waveform generator
NL7704062A (nl) * 1977-04-14 1978-10-17 Philips Nv Schakeling voor het opwekken van een periodiek paraboolvormig signaal.
US4289994A (en) * 1979-09-20 1981-09-15 Zenith Radio Corporation Vertical drive circuit for video display

Also Published As

Publication number Publication date
ES529309A0 (es) 1984-10-01
JPS59144275A (ja) 1984-08-18
KR840008106A (ko) 1984-12-12
JPH055224B2 (pt) 1993-01-21
FI76900C (fi) 1988-12-12
DE3463331D1 (en) 1987-05-27
AU2384984A (en) 1984-08-09
ES8500529A1 (es) 1984-10-01
FI76900B (fi) 1988-08-31
AU574060B2 (en) 1988-06-30
FI840370A (fi) 1984-08-03
HK34388A (en) 1988-05-20
EP0118142B1 (en) 1987-04-22
EP0118142A1 (en) 1984-09-12
KR900008045B1 (ko) 1990-10-31
FI840370A0 (fi) 1984-01-30
US4536682A (en) 1985-08-20

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