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DE69313155D1 - Vorrichtung zur Erzeugung von parabolischen Wellenformen - Google Patents

Vorrichtung zur Erzeugung von parabolischen Wellenformen

Info

Publication number
DE69313155D1
DE69313155D1 DE69313155T DE69313155T DE69313155D1 DE 69313155 D1 DE69313155 D1 DE 69313155D1 DE 69313155 T DE69313155 T DE 69313155T DE 69313155 T DE69313155 T DE 69313155T DE 69313155 D1 DE69313155 D1 DE 69313155D1
Authority
DE
Germany
Prior art keywords
parabolic waveforms
generating parabolic
generating
waveforms
parabolic
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 - Fee Related
Application number
DE69313155T
Other languages
English (en)
Other versions
DE69313155T2 (de
Inventor
Takahisa Hatano
Yosuke Izawa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69313155D1 publication Critical patent/DE69313155D1/de
Publication of DE69313155T2 publication Critical patent/DE69313155T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N3/2335—Distortion correction, e.g. for pincushion distortion correction, S-correction using active elements with calculating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
DE69313155T 1992-02-03 1993-02-02 Vorrichtung zur Erzeugung von parabolischen Wellenformen Expired - Fee Related DE69313155T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4047823A JPH05219399A (ja) 1992-02-03 1992-02-03 パラボラ波形発生回路

Publications (2)

Publication Number Publication Date
DE69313155D1 true DE69313155D1 (de) 1997-09-25
DE69313155T2 DE69313155T2 (de) 1997-12-18

Family

ID=12786077

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69313155T Expired - Fee Related DE69313155T2 (de) 1992-02-03 1993-02-02 Vorrichtung zur Erzeugung von parabolischen Wellenformen

Country Status (4)

Country Link
US (1) US5301025A (de)
EP (1) EP0554836B1 (de)
JP (1) JPH05219399A (de)
DE (1) DE69313155T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2269955B (en) * 1992-08-07 1996-02-14 British Broadcasting Corp Method of showing 16:9 pictures on 4:3 displays
JP2677183B2 (ja) * 1993-12-10 1997-11-17 日本電気株式会社 撮像表示システム及びその撮像カメラと表示装置
JPH07250256A (ja) * 1994-03-08 1995-09-26 Sony Corp 映像機器及び映像非線形処理回路
JP3520551B2 (ja) * 1994-03-22 2004-04-19 ソニー株式会社 電子機器及び映像表示装置
GB9508289D0 (en) * 1995-04-24 1995-06-14 Rca Thomson Licensing Corp Deflection circuits for changing display format on wide screen picture tubes
JP3960622B2 (ja) * 1995-05-10 2007-08-15 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴイ 非線形アスペクト比調整
JPH0993594A (ja) * 1995-09-22 1997-04-04 Toshiba Corp ディジタルコンバーゼンス装置
KR100237485B1 (ko) * 1997-06-30 2000-01-15 전주범 모니터에 있어서 수직/수평 동기주파수에 따른 파라메터 자동 설정방법
JPH1146309A (ja) * 1997-07-28 1999-02-16 Mitsubishi Electric Corp Ｃｒｔフォーカスの補正方法、ｃｒｔフォーカス補正回路及びディスプレイ装置
US6621870B1 (en) * 1999-04-15 2003-09-16 Diva Systems Corporation Method and apparatus for compressing video sequences
US6351086B1 (en) * 1999-09-30 2002-02-26 Thomson Lincensing S. A. Display correction waveform generator for multiple scanning
AU3156201A (en) * 1999-12-21 2001-07-03 Thomson Licensing S.A. Display correction waveform generator for multiple scanning frequencies
US20100123822A1 (en) * 2008-11-14 2010-05-20 General Instrument Corporation Method for Converting Between Display Information Scales

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3757161A (en) * 1970-09-03 1973-09-04 Commercials Electronis Inc Television camera geometric distortion correction system
US4551754A (en) * 1982-02-18 1985-11-05 Rca Corporation Compatible wide-screen color television system
JPS58204675A (ja) * 1982-05-24 1983-11-29 Sony Corp 偏向ひずみ補正回路
JPH0771195B2 (ja) * 1987-05-18 1995-07-31 株式会社日立製作所 偏向歪補正回路
DE3722172A1 (de) * 1987-07-04 1989-01-12 Thomson Brandt Gmbh Verfahren und vorrichtung zur ausschnittvergroesserung eines fernsehbildes
JPH01282974A (ja) * 1988-05-09 1989-11-14 Mitsubishi Electric Corp 上下糸巻き歪み補正回路
JPH0282884A (ja) * 1988-09-20 1990-03-23 Fujitsu General Ltd 高画質テレビジョン
JP2907868B2 (ja) * 1989-05-29 1999-06-21 株式会社日立製作所 水平偏向歪自動補正式デイスプレイ
DE3927677A1 (de) * 1989-08-23 1991-02-28 Thomson Brandt Gmbh Schaltung zur rasterkorrektur in einem fernsehgeraet
DE3933950A1 (de) * 1989-10-11 1991-04-18 Thomson Brandt Gmbh Einrichtung zur rasterkorrektur in einem fernsehgeraet
JPH03179893A (ja) * 1989-12-08 1991-08-05 Matsushita Electric Ind Co Ltd デジタルコンバーゼンス装置
JPH03198584A (ja) * 1989-12-27 1991-08-29 Anritsu Corp Ｃｒｔの水平偏向回路
JPH043663A (ja) * 1990-04-20 1992-01-08 Fujitsu General Ltd 偏向ひずみ補正回路
JPH07118778B2 (ja) * 1990-08-20 1995-12-18 株式会社富士通ゼネラル ピンクッション波形整形回路
JPH04216274A (ja) * 1990-12-17 1992-08-06 Matsushita Electric Ind Co Ltd テレビジョン受像機
JP3327398B2 (ja) * 1991-03-12 2002-09-24 ソニー株式会社 偏向補正波形発生回路

Also Published As

Publication number Publication date
JPH05219399A (ja) 1993-08-27
EP0554836A3 (en) 1993-09-01
US5301025A (en) 1994-04-05
EP0554836B1 (de) 1997-08-20
DE69313155T2 (de) 1997-12-18
EP0554836A2 (de) 1993-08-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee