DE69324677T2 - Mehrstrahl-elektronenkanone für einfarbige kathodenstrahlröhre - Google Patents

Mehrstrahl-elektronenkanone für einfarbige kathodenstrahlröhre

Info

Publication number
DE69324677T2
DE69324677T2 DE69324677T DE69324677T DE69324677T2 DE 69324677 T2 DE69324677 T2 DE 69324677T2 DE 69324677 T DE69324677 T DE 69324677T DE 69324677 T DE69324677 T DE 69324677T DE 69324677 T2 DE69324677 T2 DE 69324677T2
Authority
DE
Germany
Prior art keywords
beam electron
cathode pipe
colored cathode
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
DE69324677T
Other languages
English (en)
Other versions
DE69324677D1 (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 DE69324677D1 publication Critical patent/DE69324677D1/de
Application granted granted Critical
Publication of DE69324677T2 publication Critical patent/DE69324677T2/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
    • H04N5/00—Details of television systems
    • H04N5/66—Transforming electric information into light information
    • H04N5/68—Circuit details for cathode-ray display tubes
    • 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
    • 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
    • H04N3/28—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical producing multiple scanning, i.e. using more than one spot at the same time
    • 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)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
DE69324677T 1993-02-10 1993-11-19 Mehrstrahl-elektronenkanone für einfarbige kathodenstrahlröhre Expired - Fee Related DE69324677T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/016,590 US5389855A (en) 1993-02-10 1993-02-10 Multi-beam electron gun for monochrome CRT
PCT/US1993/011237 WO1994018690A1 (en) 1993-02-10 1993-11-19 Multi-beam electron gun for monochrome crt

Publications (2)

Publication Number Publication Date
DE69324677D1 DE69324677D1 (de) 1999-06-02
DE69324677T2 true DE69324677T2 (de) 1999-09-09

Family

ID=21777926

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69324677T Expired - Fee Related DE69324677T2 (de) 1993-02-10 1993-11-19 Mehrstrahl-elektronenkanone für einfarbige kathodenstrahlröhre

Country Status (6)

Country Link
US (1) US5389855A (de)
EP (1) EP0635161B1 (de)
JP (1) JPH07509587A (de)
KR (1) KR100274503B1 (de)
DE (1) DE69324677T2 (de)
WO (1) WO1994018690A1 (de)

Families Citing this family (10)

* 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
DE69521303D1 (de) * 1994-12-22 2001-07-19 Koninkl Philips Electronics Nv Anzeigevorrichtung mit kathodenstrahlröhre
EP0804852A1 (de) * 1995-11-22 1997-11-05 Koninklijke Philips Electronics N.V. Bildanzeigevorrichtung mit einer kathodenstrahlröhre
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
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
US6181055B1 (en) 1998-10-12 2001-01-30 Extreme Devices, Inc. Multilayer carbon-based field emission electron device for high current density applications
US6479937B2 (en) * 2001-03-13 2002-11-12 Chunghwa Picture Tubes, Ltd. Multi-beam index CRT with horizontal phosphor lines
US6377003B1 (en) * 2001-04-16 2002-04-23 Chungwa Picture Tubes, Ltd. Multi-beam group electron gun for beam index CRT
US6624578B2 (en) * 2001-06-04 2003-09-23 Extreme Devices Incorporated Cathode ray tube having multiple field emission cathodes
US6946784B2 (en) * 2003-05-14 2005-09-20 Chunghwa Picture Tubes, Ltd. Electron gun of monochromic CRT

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE431236A (de) * 1937-11-24
US3686727A (en) * 1971-03-22 1972-08-29 Sylvania Electric Prod Method of fabricating a multibeam electron gun structure
US3914641A (en) * 1971-11-23 1975-10-21 Adrian W Standaart Electron gun construction for multi-beam color cathode ray tube
US3943281A (en) * 1974-03-08 1976-03-09 Hughes Aircraft Company Multiple beam CRT for generating a multiple raster display
JPS513129A (de) * 1974-06-25 1976-01-12 Tokyo Shibaura Electric Co
US4361781A (en) * 1980-05-12 1982-11-30 International Business Machines Corporation Multiple electron beam cathode ray tube
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
US4633142A (en) * 1983-09-30 1986-12-30 Honeywell Information Systems Inc. Multibeam graphic display system utilizing bit mapping memory
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
US5350978A (en) * 1993-02-10 1994-09-27 Chunghwa Picture Tubes, Ltd. Multi-beam group electron gun for color CRT

Also Published As

Publication number Publication date
EP0635161B1 (de) 1999-04-28
EP0635161A1 (de) 1995-01-25
DE69324677D1 (de) 1999-06-02
KR950701133A (ko) 1995-02-20
JPH07509587A (ja) 1995-10-19
WO1994018690A1 (en) 1994-08-18
KR100274503B1 (ko) 2001-01-15
US5389855A (en) 1995-02-14
EP0635161A4 (de) 1996-09-25

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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