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DE69323075D1 - Mehrstrahl-elektronenkanone für eine farbbildröhre - Google Patents

Mehrstrahl-elektronenkanone für eine farbbildröhre

Info

Publication number
DE69323075D1
DE69323075D1 DE69323075T DE69323075T DE69323075D1 DE 69323075 D1 DE69323075 D1 DE 69323075D1 DE 69323075 T DE69323075 T DE 69323075T DE 69323075 T DE69323075 T DE 69323075T DE 69323075 D1 DE69323075 D1 DE 69323075D1
Authority
DE
Germany
Prior art keywords
picture tube
color picture
beam electron
electron cannon
cannon
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
DE69323075T
Other languages
English (en)
Other versions
DE69323075T2 (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
Application granted granted Critical
Publication of DE69323075D1 publication Critical patent/DE69323075D1/de
Publication of DE69323075T2 publication Critical patent/DE69323075T2/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
    • H01J29/51—Arrangements for controlling convergence of a plurality of beams by means of electric field only
    • 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
    • H04N9/18—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals
    • H04N9/20—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals with more than one beam in a 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
    • H01J29/481—Electron guns using field-emission, photo-emission, or secondary-emission electron source
    • 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
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/50—Plurality of guns or beams
    • H01J2229/507—Multi-beam groups, e.g. number of beams greater than number of cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
DE69323075T 1993-02-10 1993-11-19 Mehrstrahl-elektronenkanone für eine farbbildröhre Expired - Fee Related DE69323075T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/016,575 US5350978A (en) 1993-02-10 1993-02-10 Multi-beam group electron gun for color CRT
PCT/US1993/011238 WO1994018691A1 (en) 1993-02-10 1993-11-19 Multi-beam group electron gun for color crt

Publications (2)

Publication Number Publication Date
DE69323075D1 true DE69323075D1 (de) 1999-02-25
DE69323075T2 DE69323075T2 (de) 1999-07-15

Family

ID=21777851

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69323075T Expired - Fee Related DE69323075T2 (de) 1993-02-10 1993-11-19 Mehrstrahl-elektronenkanone für eine farbbildröhre

Country Status (6)

Country Link
US (1) US5350978A (de)
EP (1) EP0635160B1 (de)
JP (1) JPH08506923A (de)
KR (1) KR100274504B1 (de)
DE (1) DE69323075T2 (de)
WO (1) WO1994018691A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5621276A (en) * 1992-05-01 1997-04-15 Magma, Inc. Cathode ray tube
US5389855A (en) * 1993-02-10 1995-02-14 Chunghwa Picture Tubes, Ltd. Multi-beam electron gun for monochrome CRT
US5557344A (en) * 1994-02-07 1996-09-17 Chunghwa Picture Tubes, Ltd. Multi-beam group electron gun for color CRT
US5483128A (en) * 1994-09-06 1996-01-09 Chunghwa Picture Tubes, Ltd. Multi-mode, hybrid-type CRT and electron gun therefor with selectable different sized grid apertures
US5774178A (en) * 1996-03-20 1998-06-30 Chern; Mao-Jin Apparatus and method for rearranging digitized single-beam color video data and controlling output sequence and timing for multiple-beam color display
US5703636A (en) * 1996-05-14 1997-12-30 Cifaldi; Carmine High resolution optical communication system
JPH09306378A (ja) * 1996-05-15 1997-11-28 Hitachi Ltd 陰極線管
US5689158A (en) * 1996-08-28 1997-11-18 Chunghwa Picture Tubes, Ltd. Multi-mode, hybrid-type CRT and electron gun therefor with selectable different sized grid apertures
KR100220807B1 (ko) * 1997-02-19 1999-09-15 구자홍 컬러 음극선관용 전자총
US6181055B1 (en) 1998-10-12 2001-01-30 Extreme Devices, Inc. Multilayer carbon-based field emission electron device for high current density applications
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
JP2002040977A (ja) * 2000-07-21 2002-02-08 Sony Corp 陰極線管および画像制御装置
US6624578B2 (en) * 2001-06-04 2003-09-23 Extreme Devices Incorporated Cathode ray tube having multiple field emission cathodes
KR100395638B1 (ko) * 2001-06-27 2003-08-21 삼성전자주식회사 디스플레이장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928785A (en) * 1971-11-23 1975-12-23 Adrian W Standaart Single gun, multi-screen, multi-beam, multi-color cathode ray tube
US3930120A (en) * 1974-01-07 1975-12-30 Hughes Aircraft Co Multi-beam cathode ray tube having equalized line brightness
US4361781A (en) * 1980-05-12 1982-11-30 International Business Machines Corporation Multiple electron beam cathode ray tube
JPS5883487A (ja) * 1981-11-13 1983-05-19 Sony Corp テレビジヨン受像機
US4500808A (en) * 1982-04-02 1985-02-19 Rca Corporation Multibeam electron gun with composite electrode having plurality of separate metal plates
JPS58184242A (ja) * 1982-04-20 1983-10-27 Matsushita Electric Ind Co Ltd 陰極線管
CA1224561A (en) * 1983-02-15 1987-07-21 Takashi Okada Television receiver
US4616160A (en) * 1983-09-30 1986-10-07 Honeywell Information Systems Inc. Multiple beam high definition page display
US4853601A (en) * 1987-11-02 1989-08-01 Tektronix, Inc. Multiple beam electron discharge tube having bipotential acceleration and convergence electrode structure

Also Published As

Publication number Publication date
US5350978A (en) 1994-09-27
EP0635160A1 (de) 1995-01-25
WO1994018691A1 (en) 1994-08-18
EP0635160B1 (de) 1999-01-13
KR100274504B1 (ko) 2001-01-15
JPH08506923A (ja) 1996-07-23
DE69323075T2 (de) 1999-07-15
EP0635160A4 (de) 1995-07-05
KR950701134A (ko) 1995-02-20

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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