FI940488A0 - Näyttölaitejärjestely - Google Patents

Näyttölaitejärjestely

Info

Publication number
FI940488A0
FI940488A0 FI940488A FI940488A FI940488A0 FI 940488 A0 FI940488 A0 FI 940488A0 FI 940488 A FI940488 A FI 940488A FI 940488 A FI940488 A FI 940488A FI 940488 A0 FI940488 A0 FI 940488A0
Authority
FI
Finland
Prior art keywords
display unit
unit arrangement
arrangement
display
unit
Prior art date
Application number
FI940488A
Other languages
English (en)
Swedish (sv)
Other versions
FI940488A (fi
Inventor
Knud Madsen
Original Assignee
Icl Systems Ab
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 Icl Systems Ab filed Critical Icl Systems Ab
Publication of FI940488A0 publication Critical patent/FI940488A0/fi
Publication of FI940488A publication Critical patent/FI940488A/fi

Links

Classifications

    • 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
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/18—Generation of supply voltages, in combination with electron beam deflecting
    • H04N3/185—Maintaining dc voltage constant
    • 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
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • 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
FI940488A 1993-02-02 1994-02-02 Näyttölaitejärjestely FI940488A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9300321A SE500865C2 (sv) 1993-02-02 1993-02-02 Anordning och förfarande vid en bildskärmsenhet för att reducera elektriska växelfält i enhetens omgivning

Publications (2)

Publication Number Publication Date
FI940488A0 true FI940488A0 (fi) 1994-02-02
FI940488A FI940488A (fi) 1994-08-03

Family

ID=20388745

Family Applications (1)

Application Number Title Priority Date Filing Date
FI940488A FI940488A (fi) 1993-02-02 1994-02-02 Näyttölaitejärjestely

Country Status (6)

Country Link
US (1) US5449975A (fi)
DE (1) DE4402663C2 (fi)
FI (1) FI940488A (fi)
FR (1) FR2701185B1 (fi)
GB (1) GB2274760B (fi)
SE (1) SE500865C2 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE469456B (sv) * 1991-11-22 1993-07-05 Nokia Data Ab Foerfarande och anordning i en bildskaermsenhet foer att reducera elektriska vaexelfaelt i enhetens omgivning
US5689157A (en) * 1992-05-08 1997-11-18 Hitachi, Ltd. Cathode-ray tube display unit in which unwanted radiant electric field from face plate of cathode-ray tube is decreased
KR100190160B1 (ko) * 1995-10-27 1999-06-01 윤종용 디스플레이 기기의 전계 차폐 회로
GB2307382A (en) * 1995-11-13 1997-05-21 Thomson Multimedia Sa Deflection circuit compensates for EHT variations
JPH09233355A (ja) * 1996-02-27 1997-09-05 Totoku Electric Co Ltd 不要電界の低減方法
JP3451859B2 (ja) * 1996-11-28 2003-09-29 松下電器産業株式会社 陰極線管装置
FI119344B (fi) * 1999-02-05 2008-10-15 It Per Lo Sviluppo Dell Elettr Menetelmä näyttöpäätteen ympäristöönsä aiheuttaman sähkökentän pienentämiseksi ja näyttöpääte

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207493A (en) * 1978-09-26 1980-06-10 Rca Corporation Cathode ray tube arc-over protection
DE3603476A1 (de) * 1986-02-05 1987-08-06 Licentia Gmbh Bildschirmgeraet
US4968106A (en) * 1987-12-04 1990-11-06 Murata Manufacturing Co., Ltd. High voltage generating apparatus for television equipment
FI90598C (fi) * 1991-02-07 1994-02-25 Nokia Display Products Oy Menetelmä ja kytkentä katodisädeputken aiheuttaman haitallisen säteilyn pienentämiseksi
SE469456B (sv) * 1991-11-22 1993-07-05 Nokia Data Ab Foerfarande och anordning i en bildskaermsenhet foer att reducera elektriska vaexelfaelt i enhetens omgivning
US5231332A (en) * 1992-04-15 1993-07-27 Zenith Electronics Corporation AC electric field emission suppression in CRT image displays
US5162706A (en) * 1992-04-17 1992-11-10 Tzu-Chiang Wu Anti-horizontal-impulse cathode-ray-tube driving system

Also Published As

Publication number Publication date
DE4402663C2 (de) 2001-05-03
US5449975A (en) 1995-09-12
SE9300321D0 (sv) 1993-02-02
DE4402663A1 (de) 1994-08-04
FI940488A (fi) 1994-08-03
SE9300321L (sv) 1994-08-03
SE500865C2 (sv) 1994-09-19
GB9401545D0 (en) 1994-03-23
FR2701185B1 (fr) 1995-10-13
GB2274760B (en) 1996-07-24
GB2274760A (en) 1994-08-03
FR2701185A1 (fr) 1994-08-05

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