PT101081A - Aparelho de deflexao com correccao interior de distorcao geometrica - Google Patents

Aparelho de deflexao com correccao interior de distorcao geometrica

Info

Publication number
PT101081A
PT101081A PT101081A PT10108192A PT101081A PT 101081 A PT101081 A PT 101081A PT 101081 A PT101081 A PT 101081A PT 10108192 A PT10108192 A PT 10108192A PT 101081 A PT101081 A PT 101081A
Authority
PT
Portugal
Prior art keywords
deflection device
geometric distortion
internal correction
correction
internal
Prior art date
Application number
PT101081A
Other languages
English (en)
Other versions
PT101081B (pt
Inventor
Luc Tripod
Original Assignee
Rca Thomson Licensing 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 Thomson Licensing Corp filed Critical Rca Thomson Licensing Corp
Publication of PT101081A publication Critical patent/PT101081A/pt
Publication of PT101081B publication Critical patent/PT101081B/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
    • 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
    • H04N3/237—Distortion correction, e.g. for pincushion distortion correction, S-correction using passive elements, e.g. diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
  • User Interface Of Digital Computer (AREA)
PT101081A 1991-11-21 1992-11-20 Aparelho de deflexao com correccao interior de distorcao geometrica PT101081B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919124745A GB9124745D0 (en) 1991-11-21 1991-11-21 Inside barrel correction

Publications (2)

Publication Number Publication Date
PT101081A true PT101081A (pt) 1994-06-30
PT101081B PT101081B (pt) 1999-07-30

Family

ID=10704996

Family Applications (1)

Application Number Title Priority Date Filing Date
PT101081A PT101081B (pt) 1991-11-21 1992-11-20 Aparelho de deflexao com correccao interior de distorcao geometrica

Country Status (6)

Country Link
US (1) US5194784A (pt)
CN (2) CN1044058C (pt)
GB (1) GB9124745D0 (pt)
MY (1) MY108194A (pt)
PT (1) PT101081B (pt)
TW (1) TW201375B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9401364D0 (en) * 1994-01-25 1994-03-23 Rca Thomson Licensing Corp Deflection circuits with distortion correction
US5798621A (en) * 1996-03-18 1998-08-25 Thomson Consumer Electronics, Inc. Horizontal deflection circuit with raster correction
US6437829B1 (en) 1997-01-16 2002-08-20 Display Laboratories, Inc. Alignment of cathode ray tube displays using a video graphics controller
US6285397B1 (en) 1997-01-16 2001-09-04 Display Laboratories, Inc. Alignment of cathode ray tube video displays using a host computer processor
US5969486A (en) * 1997-01-16 1999-10-19 Display Laboratories, Inc. Detecting horizontal blanking time in cathode ray tube devices
US6320332B1 (en) * 1999-10-08 2001-11-20 Thomson Licensing S.A. Raster distortion correction circuit
GB0018453D0 (en) * 2000-07-28 2000-09-13 Koninkl Philips Electronics Nv East west distortion correction
US6586895B2 (en) * 2001-05-08 2003-07-01 Thomson Licensing S.A. Raster distortion correction circuit
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
US7064501B2 (en) * 2003-02-02 2006-06-20 Jozef Johannes Maria Hulshof Sawtooth line circuit for a cathode ray tube

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5417308Y2 (pt) * 1973-05-19 1979-07-04
GB1547170A (en) * 1975-11-25 1979-06-06 Rca Corp Pincushion correction circuit
GB1530661A (en) * 1976-01-16 1978-11-01 Philips Nv Line sawtooth current generators
NL7704771A (nl) * 1977-05-02 1978-01-31 Philips Nv Schakeling voor het opwekken van een zaagtand- vormige lijnafbuigstroom.
JPS5419324A (en) * 1977-07-14 1979-02-14 Sony Corp Current control circuit
GB1600367A (en) * 1977-07-25 1981-10-14 Rca Corp Pincushion correction circuit
FI844513A7 (fi) * 1983-11-25 1985-05-26 Rca Corp Rasterivääristymän korjauspiiri televisiovastaanotinta varten.
GB8604865D0 (en) * 1986-02-27 1986-04-03 Rca Corp Raster correction circuit
JPH0683383B2 (ja) * 1987-06-10 1994-10-19 株式会社日立製作所 水平偏向・高圧回路
JPH0828827B2 (ja) * 1988-09-26 1996-03-21 株式会社東芝 水平出力回路
US5043637A (en) * 1990-12-14 1991-08-27 Thomson Consumer Electronics, Inc. Transformer coupled voltage clamp for pincushion correction circuit
US5059874A (en) * 1990-12-27 1991-10-22 Zenith Electronics Corporation High voltage regulator for CRT display

Also Published As

Publication number Publication date
CN1123207C (zh) 2003-10-01
MY108194A (en) 1996-08-30
CN1044058C (zh) 1999-07-07
CN1222810A (zh) 1999-07-14
GB9124745D0 (en) 1992-01-15
US5194784A (en) 1993-03-16
PT101081B (pt) 1999-07-30
CN1073311A (zh) 1993-06-16
TW201375B (pt) 1993-03-01

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19940107

FG3A Patent granted, date of granting

Effective date: 19990426

MM4A Annulment/lapse due to non-payment of fees, searched and examined patent

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20071026