DE69402394T2 - Farbbildröhre mit äusserer magnetischer Abschirmung - Google Patents

Farbbildröhre mit äusserer magnetischer Abschirmung

Info

Publication number
DE69402394T2
DE69402394T2 DE69402394T DE69402394T DE69402394T2 DE 69402394 T2 DE69402394 T2 DE 69402394T2 DE 69402394 T DE69402394 T DE 69402394T DE 69402394 T DE69402394 T DE 69402394T DE 69402394 T2 DE69402394 T2 DE 69402394T2
Authority
DE
Germany
Prior art keywords
screen
picture tube
axis
color
color picture
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
DE69402394T
Other languages
German (de)
English (en)
Other versions
DE69402394D1 (de
Inventor
Wit Hendrik Jan De
Willem Schouten
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Publication of DE69402394D1 publication Critical patent/DE69402394D1/de
Application granted granted Critical
Publication of DE69402394T2 publication Critical patent/DE69402394T2/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
    • H01J29/003—Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
    • 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
    • H04N9/29—Picture reproducers using cathode ray tubes using demagnetisation or compensation of external magnetic fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/0007—Elimination of unwanted or stray electromagnetic effects
    • H01J2229/003—Preventing or cancelling fields entering the enclosure

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
DE69402394T 1993-10-29 1994-10-21 Farbbildröhre mit äusserer magnetischer Abschirmung Expired - Fee Related DE69402394T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9301184A BE1007683A3 (nl) 1993-10-29 1993-10-29 Kleurenbeeldbuis met uitwendige magnetische afscherming.

Publications (2)

Publication Number Publication Date
DE69402394D1 DE69402394D1 (de) 1997-05-07
DE69402394T2 true DE69402394T2 (de) 1997-10-23

Family

ID=3887506

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69402394T Expired - Fee Related DE69402394T2 (de) 1993-10-29 1994-10-21 Farbbildröhre mit äusserer magnetischer Abschirmung

Country Status (6)

Country Link
US (1) US5644191A (enExample)
EP (1) EP0651422B1 (enExample)
JP (1) JPH07184148A (enExample)
BE (1) BE1007683A3 (enExample)
DE (1) DE69402394T2 (enExample)
TW (1) TW262563B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6034744A (en) * 1994-08-11 2000-03-07 Lg Electronics Inc. Magnetism shield for cathode ray tube
DE69707225T2 (de) * 1996-04-09 2002-06-13 Koninklijke Philips Electronics N.V., Eindhoven Bildanzeigevorrichtung mit gegen das erdmagnetfeld abgeschirmter farbbildröhre
JPH10125248A (ja) 1996-10-18 1998-05-15 Hitachi Ltd 内部磁気シールドを有するカラー陰極線管
US6970941B1 (en) * 1999-12-10 2005-11-29 Sun Microsystems, Inc. System and method for separating addresses from the delivery scheme in a virtual private network
US7296275B2 (en) * 2001-01-04 2007-11-13 Sun Microsystems, Inc. Method and system for passing objects in a distributed system using serialization contexts

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58104591A (ja) * 1981-12-16 1983-06-22 Furukawa Electric Co Ltd:The ブラウン管における妨害磁界低減方法
KR900001701B1 (ko) * 1985-03-20 1990-03-19 미쯔비시 뎅기 가부시끼가이샤 칼라음극선관
US4710669A (en) * 1985-12-19 1987-12-01 Zenith Electronics Corporation Internal electrical connector for a tension mask tube
GB2190239B (en) * 1986-05-02 1990-02-21 Philips Electronic Associated Cathode ray display tube
US4853790A (en) * 1988-05-05 1989-08-01 Dickie Robert G Electromagnetic and electrostatic shielding for electronic equipment
US5194776A (en) * 1989-09-12 1993-03-16 Thomson Tubes Electroniques Electron beam deflector with magnetic correction field and incorporated auxiliary magnetic shielding
JPH059665A (ja) * 1991-02-27 1993-01-19 Sumitomo Metal Ind Ltd 磁気シールド用薄鋼板
EP0503709B1 (en) * 1991-03-08 1996-08-28 Koninklijke Philips Electronics N.V. Colour display tube having an internal magnetic shield

Also Published As

Publication number Publication date
EP0651422A1 (en) 1995-05-03
EP0651422B1 (en) 1997-04-02
DE69402394D1 (de) 1997-05-07
US5644191A (en) 1997-07-01
TW262563B (enExample) 1995-11-11
BE1007683A3 (nl) 1995-09-12
JPH07184148A (ja) 1995-07-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee