SG86291A1 - Convergence control system - Google Patents

Convergence control system

Info

Publication number
SG86291A1
SG86291A1 SG9602522A SG1996002522A SG86291A1 SG 86291 A1 SG86291 A1 SG 86291A1 SG 9602522 A SG9602522 A SG 9602522A SG 1996002522 A SG1996002522 A SG 1996002522A SG 86291 A1 SG86291 A1 SG 86291A1
Authority
SG
Singapore
Prior art keywords
control system
convergence control
convergence
control
Prior art date
Application number
SG9602522A
Other languages
English (en)
Inventor
Enrique Rodriquez-Cavazos
Robert Dale Altmanshofer
Robert Preston Parker
Estill Thone Hall Jr
Original Assignee
Thomson Consumer Electronics
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 Thomson Consumer Electronics filed Critical Thomson Consumer Electronics
Publication of SG86291A1 publication Critical patent/SG86291A1/en

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
    • H04N3/2335—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements with calculating means
    • 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
    • H04N9/28—Arrangements for convergence or focusing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
SG9602522A 1989-08-23 1990-08-22 Convergence control system SG86291A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/397,532 US4977355A (en) 1989-08-23 1989-08-23 Convergence control system

Publications (1)

Publication Number Publication Date
SG86291A1 true SG86291A1 (en) 2002-02-19

Family

ID=23571568

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9602522A SG86291A1 (en) 1989-08-23 1990-08-22 Convergence control system

Country Status (7)

Country Link
US (1) US4977355A (de)
EP (1) EP0439598B1 (de)
JP (1) JPH04501350A (de)
KR (1) KR100205493B1 (de)
DE (1) DE69029256T2 (de)
SG (1) SG86291A1 (de)
WO (1) WO1991003130A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5161002A (en) * 1989-08-23 1992-11-03 Thomson Consumer Electronics, Inc. Convergence control system for multiple vertical formats
CA2039143C (en) * 1989-08-23 2000-04-25 Enrique Rodriquez-Cavazos Convergence control system for multiple vertical formats
US5345151A (en) * 1993-09-03 1994-09-06 Thomson Consumer Electronics, Inc. Automatic calibration in a waveform generator for deflection
US5739870A (en) * 1996-03-11 1998-04-14 Display Laboratories, Inc. Math engine for generating font gradients
DE19632188A1 (de) * 1996-08-09 1998-02-12 Thomson Brandt Gmbh Verfahren und Vorrichtung zur Gewinnung von Korrekturwerten für Videozeilen eines Videobildes
US7281806B2 (en) * 2005-06-08 2007-10-16 Tte Technology, Inc. System and method for projecting a video image with a temporal LED combiner

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549117A (en) * 1983-03-11 1985-10-22 Hitachi, Ltd. Circuit for generating signal for correcting deflection of electron beam
JPS62291283A (ja) * 1986-06-11 1987-12-18 Hitachi Ltd デイジタルコンバ−ゼンス補正回路
EP0291924A2 (de) * 1987-05-18 1988-11-23 Hitachi, Ltd. Schaltung zur Korrektur der Konvergenz

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8005186A (nl) * 1980-09-17 1982-04-16 Koninkl Philips Electronics Nv Televisieschakeling voor toepassing bij signaalopname respectievelijk -weergave.
FR2498858B1 (fr) * 1981-01-23 1986-03-21 Thomson Csf Dispositif de convergence pour camera couleurs
JPS57212492A (en) * 1981-06-24 1982-12-27 Hitachi Ltd Color diviation corrector for color braun tube
FR2514220A1 (fr) * 1981-10-02 1983-04-08 Thomson Csf Dispositif de correction spatiale pour analyseur d'images
US4422019A (en) * 1982-07-12 1983-12-20 Tektronix, Inc. Apparatus for providing vertical as well as horizontal smoothing of convergence correction signals in a digital convergence system
FR2546016B1 (fr) * 1983-05-11 1986-12-05 Thomson Csf Procede et dispositif de correction de niveau pour une image de television
JPS6178294A (ja) * 1984-09-25 1986-04-21 Sony Corp デイジタルコンバ−ジエンス補正装置
US4680510A (en) * 1985-04-12 1987-07-14 Hazeltine Corporation Color monitor with improved synchronization
JPS61281791A (ja) * 1985-06-07 1986-12-12 Sony Corp デイジタルコンバ−ジエンス装置
JP2607617B2 (ja) * 1988-04-27 1997-05-07 株式会社日立製作所 コンバージェンス補正装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549117A (en) * 1983-03-11 1985-10-22 Hitachi, Ltd. Circuit for generating signal for correcting deflection of electron beam
JPS62291283A (ja) * 1986-06-11 1987-12-18 Hitachi Ltd デイジタルコンバ−ゼンス補正回路
EP0291924A2 (de) * 1987-05-18 1988-11-23 Hitachi, Ltd. Schaltung zur Korrektur der Konvergenz

Also Published As

Publication number Publication date
EP0439598B1 (de) 1996-11-27
EP0439598A1 (de) 1991-08-07
KR100205493B1 (ko) 1999-07-01
KR920702162A (ko) 1992-08-12
JPH04501350A (ja) 1992-03-05
DE69029256D1 (de) 1997-01-09
US4977355A (en) 1990-12-11
DE69029256T2 (de) 1997-06-05
WO1991003130A1 (en) 1991-03-07

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