DE69415896D1 - Dynamische aussen-axiale Defokusierungskorrektion für eine Deflexionslinse-Kathodenstrahlröhre - Google Patents

Dynamische aussen-axiale Defokusierungskorrektion für eine Deflexionslinse-Kathodenstrahlröhre

Info

Publication number
DE69415896D1
DE69415896D1 DE69415896T DE69415896T DE69415896D1 DE 69415896 D1 DE69415896 D1 DE 69415896D1 DE 69415896 T DE69415896 T DE 69415896T DE 69415896 T DE69415896 T DE 69415896T DE 69415896 D1 DE69415896 D1 DE 69415896D1
Authority
DE
Germany
Prior art keywords
ray tube
cathode ray
reflective lens
dynamic external
defocus correction
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
DE69415896T
Other languages
English (en)
Other versions
DE69415896T2 (de
Inventor
Hsing-Yao Chen
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.)
Chunghwa Picture Tubes Ltd
Original Assignee
Chunghwa Picture Tubes 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 Chunghwa Picture Tubes Ltd filed Critical Chunghwa Picture Tubes Ltd
Publication of DE69415896D1 publication Critical patent/DE69415896D1/de
Application granted granted Critical
Publication of DE69415896T2 publication Critical patent/DE69415896T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/626—Electrostatic lenses producing fields exhibiting periodic axial symmetry, e.g. multipolar fields
    • H01J29/628—Electrostatic lenses producing fields exhibiting periodic axial symmetry, e.g. multipolar fields co-operating with or closely associated to an electron gun
DE69415896T 1993-08-25 1994-08-24 Dynamische aussen-axiale Defokusierungskorrektion für eine Deflexionslinse-Kathodenstrahlröhre Expired - Fee Related DE69415896T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/111,566 US5412277A (en) 1993-08-25 1993-08-25 Dynamic off-axis defocusing correction for deflection lens CRT

Publications (2)

Publication Number Publication Date
DE69415896D1 true DE69415896D1 (de) 1999-02-25
DE69415896T2 DE69415896T2 (de) 1999-08-12

Family

ID=22339250

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69415896T Expired - Fee Related DE69415896T2 (de) 1993-08-25 1994-08-24 Dynamische aussen-axiale Defokusierungskorrektion für eine Deflexionslinse-Kathodenstrahlröhre

Country Status (5)

Country Link
US (2) US5412277A (de)
EP (1) EP0641010B1 (de)
JP (1) JPH07176273A (de)
KR (1) KR100316548B1 (de)
DE (1) DE69415896T2 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5412277A (en) * 1993-08-25 1995-05-02 Chunghwa Picture Tubes, Ltd. Dynamic off-axis defocusing correction for deflection lens CRT
KR970008566B1 (ko) * 1994-07-07 1997-05-27 엘지전자 주식회사 칼라 음극선관용 전자총의 제2그리드
JPH08315751A (ja) * 1995-05-12 1996-11-29 Hitachi Ltd 陰極線管の偏向収差補正方法および陰極線管並びに画像表示装置
JP3539003B2 (ja) * 1995-10-11 2004-06-14 三菱電機株式会社 ブラウン管
US6008577A (en) * 1996-01-18 1999-12-28 Micron Technology, Inc. Flat panel display with magnetic focusing layer
JP3537943B2 (ja) * 1996-02-15 2004-06-14 三菱電機株式会社 カラーブラウン管装置
JP3455006B2 (ja) * 1996-03-25 2003-10-06 株式会社東芝 荷電粒子ビーム装置
KR100186540B1 (ko) 1996-04-25 1999-03-20 구자홍 피디피의 전극 및 그 형성방법
JPH10116569A (ja) * 1996-10-14 1998-05-06 Hitachi Ltd 陰極線管の偏向収差補正方法
US6232711B1 (en) 1998-12-15 2001-05-15 Hitachi, Ltd. Color cathode ray tube
JP2000311624A (ja) * 1999-02-24 2000-11-07 Sony Corp インライン方式電子銃、カラー陰極線管及びこれらを用いた表示装置
JP2001057163A (ja) * 1999-08-19 2001-02-27 Toshiba Electronic Engineering Corp カラーブラウン管装置
JP2002042680A (ja) * 2000-07-26 2002-02-08 Toshiba Corp 陰極線管装置
JP2002304956A (ja) * 2001-04-03 2002-10-18 Sony Corp 偏平型陰極線管、並びに偏平型陰極線管用電子銃及びその製造方法
KR100509502B1 (ko) * 2003-06-14 2005-08-22 삼성전자주식회사 컨버전스 출력용 ｄａｃ와 다이나믹 포커스 출력용ｄａｃ를 공유하는 영상 디스플레이 장치
US8642959B2 (en) * 2007-10-29 2014-02-04 Micron Technology, Inc. Method and system of performing three-dimensional imaging using an electron microscope
US11862426B1 (en) * 2017-06-29 2024-01-02 Teledyne Flir Detection, Inc. Electron source devices, electron source assemblies, and methods for generating electrons

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4620133A (en) * 1982-01-29 1986-10-28 Rca Corporation Color image display systems
JPS58198832A (ja) * 1982-05-14 1983-11-18 Matsushita Electronics Corp 陰極線管装置
JPS62246236A (ja) * 1986-04-17 1987-10-27 Iwatsu Electric Co Ltd 陰極線管
JP2661024B2 (ja) * 1986-12-27 1997-10-08 ソニー株式会社 陰極線管
JP2542627B2 (ja) * 1987-08-05 1996-10-09 株式会社東芝 カラ−受像管装置
KR910009989B1 (ko) * 1988-04-20 1991-12-09 가부시끼가이샤 도시바 칼라 수상관 장치
DE68928273T2 (de) * 1988-09-28 1998-01-29 Toshiba Kawasaki Kk Vorrichtung für eine Farbkathodenstrahlröhre
US5196762A (en) * 1988-12-30 1993-03-23 Goldstar Co., Ltd. Electron gun for color picture cathode-ray tube with hexagonal cross-section
US5055749A (en) * 1989-08-11 1991-10-08 Zenith Electronics Corporation Self-convergent electron gun system
US5027043A (en) * 1989-08-11 1991-06-25 Zenith Electronics Corporation Electron gun system with dynamic convergence control
US5061881A (en) * 1989-09-04 1991-10-29 Matsushita Electronics Corporation In-line electron gun
KR920005828Y1 (ko) * 1990-01-31 1992-08-22 삼성전관 주식회사 칼라 음극선관용 전자총 구조체
US5066887A (en) * 1990-02-22 1991-11-19 Rca Thomson Licensing Corp. Color picture tube having an inline electron gun with an astigmatic prefocusing lens
JP3053845B2 (ja) * 1990-06-07 2000-06-19 株式会社日立製作所 陰極線管
US5028850A (en) * 1990-07-19 1991-07-02 Rca Licensing Corporation Deflection system with a controlled beam spot
KR930000956Y1 (ko) * 1990-12-12 1993-03-02 삼성전관 주식회사 정전편향형 음극선관
US5164640A (en) * 1990-12-29 1992-11-17 Samsung Electron Devices Co., Ltd. Electron gun for cathode ray tube
KR930007583Y1 (ko) * 1990-12-29 1993-11-05 삼성전관 주식회사 음극선관용 전자총
KR930011058B1 (ko) * 1991-02-12 1993-11-20 삼성전관 주식회사 칼라 음극선관용 다단집속형 전자총
US5327044A (en) * 1992-04-27 1994-07-05 Chunghwa Picture Tubes, Ltd. Electron beam deflection lens for CRT
US5204585A (en) * 1992-04-27 1993-04-20 Chen Hsing Yao Electron beam deflection lens for color CRT
JP3355643B2 (ja) * 1992-04-30 2002-12-09 ソニー株式会社 カラーｃｒｔの電子銃
US5182492A (en) * 1992-05-20 1993-01-26 Chunghwa Picture Tubes, Ltd. Electron beam shaping aperture in low voltage, field-free region of electron gun
US5412277A (en) * 1993-08-25 1995-05-02 Chunghwa Picture Tubes, Ltd. Dynamic off-axis defocusing correction for deflection lens CRT

Also Published As

Publication number Publication date
KR100316548B1 (ko) 2002-04-24
US5610475A (en) 1997-03-11
KR950006939A (ko) 1995-03-21
EP0641010A3 (de) 1996-02-07
JPH07176273A (ja) 1995-07-14
EP0641010B1 (de) 1999-01-13
US5412277A (en) 1995-05-02
EP0641010A2 (de) 1995-03-01
DE69415896T2 (de) 1999-08-12

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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