DE69510968T2 - Farbkathodenstrahlröhre - Google Patents

Farbkathodenstrahlröhre

Info

Publication number
DE69510968T2
DE69510968T2 DE69510968T DE69510968T DE69510968T2 DE 69510968 T2 DE69510968 T2 DE 69510968T2 DE 69510968 T DE69510968 T DE 69510968T DE 69510968 T DE69510968 T DE 69510968T DE 69510968 T2 DE69510968 T2 DE 69510968T2
Authority
DE
Germany
Prior art keywords
electron beams
ray tube
cathode ray
main lens
color cathode
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
DE69510968T
Other languages
German (de)
English (en)
Other versions
DE69510968D1 (de
Inventor
Shoji Shirai
Mamoru Tsuzurahara
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE69510968D1 publication Critical patent/DE69510968D1/de
Application granted granted Critical
Publication of DE69510968T2 publication Critical patent/DE69510968T2/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
    • 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
    • H01J29/503—Three or more guns, the axes of which lay in a common plane
    • 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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses
    • H01J29/566—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses for correcting aberration
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/563—Aberrations by type
    • H01J2229/5632—Spherical
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/563—Aberrations by type
    • H01J2229/5635—Astigmatism
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/568—Correction of beam optics using supplementary correction devices
    • H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
    • H01J2229/5687—Auxiliary coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/96—Circuit elements other than coils, reactors or the like, associated with the tube
    • H01J2229/966—Circuit elements other than coils, reactors or the like, associated with the tube associated with the gun structure

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
DE69510968T 1994-03-01 1995-02-24 Farbkathodenstrahlröhre Expired - Fee Related DE69510968T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3147894 1994-03-01

Publications (2)

Publication Number Publication Date
DE69510968D1 DE69510968D1 (de) 1999-09-02
DE69510968T2 true DE69510968T2 (de) 2000-02-17

Family

ID=12332380

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69510968T Expired - Fee Related DE69510968T2 (de) 1994-03-01 1995-02-24 Farbkathodenstrahlröhre

Country Status (6)

Country Link
US (1) US5625252A (enExample)
EP (2) EP0877408A3 (enExample)
KR (1) KR0141622B1 (enExample)
CN (1) CN1082241C (enExample)
DE (1) DE69510968T2 (enExample)
TW (1) TW256927B (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5731657A (en) * 1992-04-21 1998-03-24 Hitachi, Ltd. Electron gun with cylindrical electrodes arrangement
US6411026B2 (en) 1993-04-21 2002-06-25 Hitachi, Ltd. Color cathode ray tube
JPH08190877A (ja) 1995-01-09 1996-07-23 Hitachi Ltd 陰極線管
JPH08250037A (ja) * 1995-03-13 1996-09-27 Hitachi Ltd 陰極線管
KR100189609B1 (ko) * 1995-07-28 1999-06-01 구자홍 칼라음극선관용 전자총의 전극구조
US5907217A (en) * 1997-07-09 1999-05-25 Zenith Electronics Corporation Uni-bipotential symmetrical beam in-line electron gun
US6452320B1 (en) * 1999-08-10 2002-09-17 Sarnoff Corporation Lens aperture structure for diminishing focal aberrations in an electron gun
US6534935B1 (en) * 1999-10-21 2003-03-18 Matsushita Electric Industrial Co., Ltd. Color CRT apparatus
US6766320B1 (en) 2000-08-24 2004-07-20 Microsoft Corporation Search engine with natural language-based robust parsing for user query and relevance feedback learning
KR100768174B1 (ko) * 2000-12-06 2007-10-17 삼성에스디아이 주식회사 음극선관용 전자총
JP2006155946A (ja) * 2004-11-25 2006-06-15 Matsushita Toshiba Picture Display Co Ltd カラーブラウン管及びこれに用いられる電子銃

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS495591A (enExample) * 1972-03-24 1974-01-18
JPS55104187A (en) * 1979-02-05 1980-08-09 Matsushita Electric Ind Co Ltd Television receiver
JPS58123288A (ja) * 1982-01-19 1983-07-22 Nec Corp カラ−テレビジヨンモニタ
JPS59215640A (ja) * 1983-05-23 1984-12-05 Hitachi Ltd カラ−受像管用電子銃
CN1029055C (zh) * 1985-09-20 1995-06-21 三菱电机有限公司 电子枪
JPS63241842A (ja) * 1987-03-30 1988-10-07 Toshiba Corp カラ−陰極線管
JPH0278388A (ja) * 1988-06-08 1990-03-19 Mitsubishi Electric Corp 電子式表示装置
JPH0218540A (ja) * 1988-07-06 1990-01-22 Matsushita Electric Ind Co Ltd 透過式背面スクリーン
US5146133A (en) * 1989-07-04 1992-09-08 Hitachi, Ltd. Electron gun for color cathode ray tube
JP2571293B2 (ja) * 1990-02-07 1997-01-16 三菱電機株式会社 カラー陰極線管ディスプレイ装置
JP3053845B2 (ja) * 1990-06-07 2000-06-19 株式会社日立製作所 陰極線管
JP2649429B2 (ja) * 1990-06-12 1997-09-03 松下電器産業株式会社 気体レーザ装置
JP3105528B2 (ja) * 1990-09-17 2000-11-06 株式会社日立製作所 電子銃およびその電子銃を備えた陰極線管
KR920013565A (ko) * 1990-12-18 1992-07-29 김정배 음극선관용 전자총
ATE141713T1 (de) * 1991-04-02 1996-09-15 Philips Electronics Nv Farbbildröhre mit verringertem fleckwachstum
JPH05159720A (ja) * 1991-12-02 1993-06-25 Hitachi Ltd インライン型電子銃を有するカラー陰極線管
KR940005501B1 (ko) * 1991-12-18 1994-06-20 삼성전관 주식회사 칼라 음극선관용 전자총
US5204585A (en) * 1992-04-27 1993-04-20 Chen Hsing Yao Electron beam deflection lens for color CRT
US5367221A (en) * 1993-05-28 1994-11-22 Barco N. V. Magnetic immunity system (MIS) and monitor incorporating the MIS

Also Published As

Publication number Publication date
EP0877408A2 (en) 1998-11-11
DE69510968D1 (de) 1999-09-02
KR0141622B1 (ko) 1998-06-01
US5625252A (en) 1997-04-29
TW256927B (enExample) 1995-09-11
EP0877408A3 (en) 2004-01-07
KR950027891A (ko) 1995-10-18
EP0670586B1 (en) 1999-07-28
EP0670586A1 (en) 1995-09-06
CN1113602A (zh) 1995-12-20
CN1082241C (zh) 2002-04-03

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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