DE69711720T2 - Dynamisches Fokussierungsgerät für Kathodenstrahlröhren-Darstellungsvorrichtung - Google Patents

Dynamisches Fokussierungsgerät für Kathodenstrahlröhren-Darstellungsvorrichtung

Info

Publication number
DE69711720T2
DE69711720T2 DE69711720T DE69711720T DE69711720T2 DE 69711720 T2 DE69711720 T2 DE 69711720T2 DE 69711720 T DE69711720 T DE 69711720T DE 69711720 T DE69711720 T DE 69711720T DE 69711720 T2 DE69711720 T2 DE 69711720T2
Authority
DE
Germany
Prior art keywords
ray tube
cathode ray
tube display
display device
dynamic focusing
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
DE69711720T
Other languages
English (en)
Other versions
DE69711720D1 (de
Inventor
Shigeru Kashiwagi
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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
Priority claimed from JP8325952A external-priority patent/JPH10155096A/ja
Priority claimed from JP8327957A external-priority patent/JPH10155097A/ja
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Publication of DE69711720D1 publication Critical patent/DE69711720D1/de
Application granted granted Critical
Publication of DE69711720T2 publication Critical patent/DE69711720T2/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
    • H04N3/223—Controlling dimensions
    • 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
    • H04N3/26—Modifications of scanning arrangements to improve focusing
    • 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
    • H04N3/27—Circuits special to multi-standard receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
DE69711720T 1996-11-21 1997-11-20 Dynamisches Fokussierungsgerät für Kathodenstrahlröhren-Darstellungsvorrichtung Expired - Fee Related DE69711720T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8325952A JPH10155096A (ja) 1996-11-21 1996-11-21 ダイナミックフォーカス回路
JP8327957A JPH10155097A (ja) 1996-11-22 1996-11-22 ダイナミックフォーカス回路

Publications (2)

Publication Number Publication Date
DE69711720D1 DE69711720D1 (de) 2002-05-08
DE69711720T2 true DE69711720T2 (de) 2002-08-08

Family

ID=26572010

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69711720T Expired - Fee Related DE69711720T2 (de) 1996-11-21 1997-11-20 Dynamisches Fokussierungsgerät für Kathodenstrahlröhren-Darstellungsvorrichtung

Country Status (6)

Country Link
US (1) US5981952A (de)
EP (1) EP0844787B1 (de)
KR (1) KR100270948B1 (de)
CN (1) CN1134973C (de)
DE (1) DE69711720T2 (de)
TW (1) TW364257B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6278246B1 (en) * 1998-11-19 2001-08-21 Thomas Consumer Electronics, Inc. Dynamic focus voltage amplitude controller and high frequency compensation
TW513887B (en) * 2000-06-08 2002-12-11 Koninkl Philips Electronics Nv Focusing circuit for a cathode ray tube
WO2003003717A1 (en) * 2001-06-28 2003-01-09 Koninklijke Philips Electronics N.V. Dynamic focusing circuit, picture display device and method of generating a dynamic focusing voltage
US20050174072A1 (en) * 2002-04-04 2005-08-11 Nosker Richard W. Dynamic focus voltage for a focus mask
US7064501B2 (en) * 2003-02-02 2006-06-20 Jozef Johannes Maria Hulshof Sawtooth line circuit for a cathode ray tube
WO2004088677A1 (ja) * 2003-03-31 2004-10-14 The Furukawa Electric Co., Ltd. 酸化物超電導線材用金属基板、酸化物超電導線材及びその製造方法
CN100576875C (zh) * 2004-12-17 2009-12-30 康佳集团股份有限公司 电视机聚焦控制装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533855A (en) * 1983-12-16 1985-08-06 Rca Corporation Switched capacitor S-correction circuit
US4587465A (en) * 1984-11-30 1986-05-06 Rca Corporation Dynamic focus circuit
JPS6346877A (ja) * 1986-08-14 1988-02-27 Mitsubishi Electric Corp フオ−カス調整回路
JPS63208371A (ja) * 1987-02-25 1988-08-29 Victor Co Of Japan Ltd フオ−カス変調電圧発生回路
JPH02306771A (ja) * 1989-05-22 1990-12-20 Pioneer Electron Corp ダイナミックフォーカス調整用電圧発生回路
JPH03159417A (ja) * 1989-11-17 1991-07-09 Nippon Chemicon Corp 高圧パラボラ波発生装置
JPH0432369A (ja) * 1990-05-29 1992-02-04 Mitsubishi Electric Corp フォーカス回路
DE4136178A1 (de) * 1991-11-02 1993-05-06 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen, De Schaltung zur kontinuierlichen zoom-einstellung der bildbreite in einem fernsehempfaenger
JPH05161028A (ja) * 1991-12-05 1993-06-25 Victor Co Of Japan Ltd ダイナミックフォーカス回路
JP2809923B2 (ja) * 1992-02-17 1998-10-15 三菱電機株式会社 フライバックトランス
JPH06205235A (ja) * 1992-12-28 1994-07-22 Victor Co Of Japan Ltd ダイナミックフォーカス回路
JP3277407B2 (ja) * 1993-05-08 2002-04-22 ソニー株式会社 ダイナミックフォーカス回路及びディスプレイ装置
JPH0758975A (ja) * 1993-08-16 1995-03-03 Sony Corp ダイナミックフォーカス信号発生回路
JPH07272641A (ja) * 1994-03-30 1995-10-20 Toshiba Corp ダイナミックフォーカス装置
KR100242836B1 (ko) * 1996-02-24 2000-02-01 윤종용 지연 보상 다이나믹 포커스 증폭기
JPH09284590A (ja) * 1996-04-15 1997-10-31 Toshiba Corp ダイナミックフォーカス回路

Also Published As

Publication number Publication date
US5981952A (en) 1999-11-09
TW364257B (en) 1999-07-11
DE69711720D1 (de) 2002-05-08
EP0844787B1 (de) 2001-08-01
KR19980042779A (ko) 1998-08-17
KR100270948B1 (ko) 2000-11-01
EP0844787A1 (de) 1998-05-27
CN1134973C (zh) 2004-01-14
CN1194532A (zh) 1998-09-30

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Legal Events

Date Code Title Description
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee