BR9702872A - Dispositivo de ajuste de pureza de imagem - Google Patents

Dispositivo de ajuste de pureza de imagem

Info

Publication number
BR9702872A
BR9702872A BR9702872A BR9702872A BR9702872A BR 9702872 A BR9702872 A BR 9702872A BR 9702872 A BR9702872 A BR 9702872A BR 9702872 A BR9702872 A BR 9702872A BR 9702872 A BR9702872 A BR 9702872A
Authority
BR
Brazil
Prior art keywords
adjustment device
purity adjustment
image purity
image
purity
Prior art date
Application number
BR9702872A
Other languages
English (en)
Inventor
Kwang Ho Park
Original Assignee
Lh 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
Application filed by Lh Electronics Inc filed Critical Lh Electronics Inc
Publication of BR9702872A publication Critical patent/BR9702872A/pt

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
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/76—Deflecting by magnetic fields only
    • 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
    • H01J2229/0038—Active means

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Details Of Television Scanning (AREA)
BR9702872A 1996-09-13 1997-09-15 Dispositivo de ajuste de pureza de imagem BR9702872A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960039686A KR100208905B1 (ko) 1996-09-13 1996-09-13 퓨리티 조정장치

Publications (1)

Publication Number Publication Date
BR9702872A true BR9702872A (pt) 1999-01-26

Family

ID=19473614

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9702872A BR9702872A (pt) 1996-09-13 1997-09-15 Dispositivo de ajuste de pureza de imagem

Country Status (6)

Country Link
US (1) US6246448B1 (pt)
KR (1) KR100208905B1 (pt)
CN (1) CN1968424A (pt)
BR (1) BR9702872A (pt)
GB (1) GB2317314B (pt)
ID (1) ID18270A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3685304B2 (ja) * 1998-12-15 2005-08-17 Ｎｅｃディスプレイソリューションズ株式会社 環境磁気補償装置及び陰極線管表示装置
US6741296B1 (en) 2000-01-04 2004-05-25 International Business Machines Corporation Multi-hemisphere color CRT

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4950955A (en) * 1988-09-06 1990-08-21 Rca Licensing Corporation Magnetic field compensator for a CRT
JPH02227392A (ja) 1989-02-28 1990-09-10 Kazumasa Hara 海底魚具類回収用具
IT1248761B (it) * 1990-06-08 1995-01-27 Fimi Srl Circuito di compensazione della componente orizzontale del campo magnetico terrestre per cinescopio a colori di monitor ad alta risoluzione
JPH04109538A (ja) * 1990-08-29 1992-04-10 Mitsubishi Electric Corp カラーｃｒｔの純度補正装置
US5604403A (en) * 1995-06-06 1997-02-18 Aydin Corporation Color monitor magnetic shield

Also Published As

Publication number Publication date
KR100208905B1 (ko) 1999-07-15
KR19980020967A (ko) 1998-06-25
CN1968424A (zh) 2007-05-23
ID18270A (id) 1998-03-19
MX9706994A (es) 1998-08-30
GB2317314B (en) 1998-12-30
GB2317314A (en) 1998-03-18
US6246448B1 (en) 2001-06-12
GB9719541D0 (en) 1997-11-19

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B07A Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette]
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements