DE69217872D1 - Feldkompensation für Kathodenstrahlröhremonitor - Google Patents

Feldkompensation für Kathodenstrahlröhremonitor

Info

Publication number
DE69217872D1
DE69217872D1 DE69217872T DE69217872T DE69217872D1 DE 69217872 D1 DE69217872 D1 DE 69217872D1 DE 69217872 T DE69217872 T DE 69217872T DE 69217872 T DE69217872 T DE 69217872T DE 69217872 D1 DE69217872 D1 DE 69217872D1
Authority
DE
Germany
Prior art keywords
ray tube
cathode ray
field compensation
tube monitor
monitor
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
DE69217872T
Other languages
English (en)
Other versions
DE69217872T2 (de
Inventor
Masahiko Sasaki
Hideo Hatada
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69217872D1 publication Critical patent/DE69217872D1/de
Publication of DE69217872T2 publication Critical patent/DE69217872T2/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
    • 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
    • H01J2229/0015—Preventing or cancelling fields leaving the enclosure

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Details Of Television Scanning (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
DE69217872T 1991-12-14 1992-12-14 Feldkompensation für Kathodenstrahlröhremonitor Expired - Fee Related DE69217872T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP35211691 1991-12-14

Publications (2)

Publication Number Publication Date
DE69217872D1 true DE69217872D1 (de) 1997-04-10
DE69217872T2 DE69217872T2 (de) 1997-06-26

Family

ID=18421885

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69217872T Expired - Fee Related DE69217872T2 (de) 1991-12-14 1992-12-14 Feldkompensation für Kathodenstrahlröhremonitor

Country Status (4)

Country Link
US (1) US5485056A (de)
EP (1) EP0547856B1 (de)
JP (1) JPH05244540A (de)
DE (1) DE69217872T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5561333A (en) * 1993-05-10 1996-10-01 Mti, Inc. Method and apparatus for reducing the intensity of magnetic field emissions from video display units
US5594615A (en) * 1993-05-10 1997-01-14 Mti, Inc. Method and apparatus for reducing the intensity of magenetic field emissions from display device
GB2283646A (en) * 1993-10-30 1995-05-10 Ibm Reducing electric field emission from a CRT display
US5818171A (en) * 1996-01-16 1998-10-06 Samsung Electronics Co., Ltd. Device for removing electric field of display
EP0785566A1 (de) * 1996-01-19 1997-07-23 Capetronic (Kaohsiung) Corp. Kathodenstrahlröhre mit variablem elektrischem Feld und niedriger Strahlung
KR100225045B1 (ko) * 1996-05-13 1999-10-15 구자홍 영상표시기기의 전면 전계 복사 노이즈 차단 장치
JP3039822U (ja) * 1997-01-21 1997-07-31 美格科技股▲ふん▼有限公司 モニタの低周波放射除去装置
KR100524074B1 (ko) * 2003-10-01 2005-10-26 삼성전자주식회사 베젤 구조를 가지는 전자기기

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60218693A (ja) * 1984-04-13 1985-11-01 三菱電機株式会社 デイスプレイ装置
SE459054C (sv) * 1986-03-07 1992-08-17 Philips Norden Ab Foerfarande foer reducering av magnetiskt laeckfaelt samt anordning foer genomfoerande av foerfarandet
JPH027334A (ja) * 1988-06-24 1990-01-11 Victor Co Of Japan Ltd 漏れ磁束軽減装置
JPH02206297A (ja) * 1989-02-06 1990-08-16 Mitsubishi Electric Corp カラー陰極線管の磁気キャンセル装置
DE69207227T2 (de) * 1991-02-20 1996-09-05 Nanao Corp Gerät zur Unterdrückung der Strahlung einer Anzeigevorrichtung
US5151635A (en) * 1991-06-20 1992-09-29 Apple Computer, Inc. Apparatus and method for reducing the magnitude of time varying electric fields in CRT displays
DE4123565C1 (de) * 1991-07-16 1992-09-17 Tandberg Data A/S, Oslo, No
CN1040934C (zh) * 1991-07-18 1998-11-25 东芝株式会社 阴极射线管图像显示装置
US5157308A (en) * 1991-08-06 1992-10-20 Sun Microsystems, Inc. Methods and apparatus for reducing electromagnetic interference emission from a cathode ray tube video display system
US5198729A (en) * 1992-07-02 1993-03-30 Display Technologies, Inc. CRT monitor with elimination of unwanted time variable electric field

Also Published As

Publication number Publication date
DE69217872T2 (de) 1997-06-26
JPH05244540A (ja) 1993-09-21
US5485056A (en) 1996-01-16
EP0547856A1 (de) 1993-06-23
EP0547856B1 (de) 1997-03-05

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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