BR9800689A - Circuito para eliminar o ruído do campo elétrico irradiado em um aparelho de exibição de vídeo - Google Patents

Circuito para eliminar o ruído do campo elétrico irradiado em um aparelho de exibição de vídeo

Info

Publication number
BR9800689A
BR9800689A BR9800689A BR9800689A BR9800689A BR 9800689 A BR9800689 A BR 9800689A BR 9800689 A BR9800689 A BR 9800689A BR 9800689 A BR9800689 A BR 9800689A BR 9800689 A BR9800689 A BR 9800689A
Authority
BR
Brazil
Prior art keywords
circuit
display device
electric field
video display
eliminate noise
Prior art date
Application number
BR9800689A
Other languages
English (en)
Inventor
Dong Sun Hwang
Gun Su Song
Original Assignee
Lg Electronics Inc
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
Priority claimed from KR1019970004558A external-priority patent/KR100250517B1/ko
Priority claimed from KR2019970008412U external-priority patent/KR200201705Y1/ko
Application filed by Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of BR9800689A publication Critical patent/BR9800689A/pt

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
    • 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

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Details Of Television Scanning (AREA)
BR9800689A 1997-02-15 1998-02-16 Circuito para eliminar o ruído do campo elétrico irradiado em um aparelho de exibição de vídeo BR9800689A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019970004558A KR100250517B1 (ko) 1997-02-15 1997-02-15 영상표시기기 전면부의 불요복사 전계노이즈 제거장치
KR2019970008412U KR200201705Y1 (ko) 1997-04-22 1997-04-22 브라운관전면에발생하는고압리플제거회로

Publications (1)

Publication Number Publication Date
BR9800689A true BR9800689A (pt) 1999-06-29

Family

ID=26632519

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9800689A BR9800689A (pt) 1997-02-15 1998-02-16 Circuito para eliminar o ruído do campo elétrico irradiado em um aparelho de exibição de vídeo

Country Status (6)

Country Link
US (1) US5986406A (pt)
CN (1) CN1164080C (pt)
BR (1) BR9800689A (pt)
GB (1) GB2322270B (pt)
ID (1) ID19898A (pt)
MX (1) MX9801232A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8862273B2 (en) 2010-07-29 2014-10-14 Empire Technology Development Llc Acoustic noise management through control of electrical device operations
CN103299379B (zh) * 2010-11-09 2017-03-29 朴赞雄 用于抵消电气噪声的磁能转移元件和电源

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69022731T2 (de) * 1990-11-27 1996-05-02 Ibm Kathodenstrahlröhrenanzeigeapparat.
US5260626A (en) * 1991-02-20 1993-11-09 Nanao Corporation Apparatus for suppressing field radiation from display device
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 (pt) * 1991-07-16 1992-09-17 Tandberg Data A/S, Oslo, No
GB2273230A (en) * 1992-12-02 1994-06-08 Ibm Cancelling radiated electric fields in crt displays
JP3277601B2 (ja) * 1993-03-31 2002-04-22 ソニー株式会社 Ｃｒｔディスプレイの漏洩電界相殺装置
GB2279216A (en) * 1993-06-15 1994-12-21 Ibm Cathode ray tube display with cancellation of electric field emission
KR100190160B1 (ko) * 1995-10-27 1999-06-01 윤종용 디스플레이 기기의 전계 차폐 회로
KR100225045B1 (ko) * 1996-05-13 1999-10-15 구자홍 영상표시기기의 전면 전계 복사 노이즈 차단 장치

Also Published As

Publication number Publication date
GB2322270B (en) 1999-06-09
GB9803321D0 (en) 1998-04-15
ID19898A (id) 1998-08-20
CN1164080C (zh) 2004-08-25
GB2322270A (en) 1998-08-19
US5986406A (en) 1999-11-16
MX9801232A (es) 1998-11-30
CN1191444A (zh) 1998-08-26

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Legal Events

Date Code Title Description
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time