JP2650939B2 - コンバーゼンス装置及びそれに用いるコンバーゼンスヨーク - Google Patents

コンバーゼンス装置及びそれに用いるコンバーゼンスヨーク

Info

Publication number
JP2650939B2
JP2650939B2 JP63021898A JP2189888A JP2650939B2 JP 2650939 B2 JP2650939 B2 JP 2650939B2 JP 63021898 A JP63021898 A JP 63021898A JP 2189888 A JP2189888 A JP 2189888A JP 2650939 B2 JP2650939 B2 JP 2650939B2
Authority
JP
Japan
Prior art keywords
core
magnetic field
projection
projections
convergence
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 - Lifetime
Application number
JP63021898A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01198190A (ja
Inventor
弘樹 大黒
宣隆 奥山
正樹 仲原
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP63021898A priority Critical patent/JP2650939B2/ja
Priority to US07/304,213 priority patent/US4961021A/en
Priority to DE3903277A priority patent/DE3903277A1/de
Publication of JPH01198190A publication Critical patent/JPH01198190A/ja
Application granted granted Critical
Publication of JP2650939B2 publication Critical patent/JP2650939B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01J29/46—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
    • H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
    • H01J29/702—Convergence correction arrangements therefor
    • H01J29/705—Dynamic convergence systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/568—Correction of beam optics using supplementary correction devices
    • H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
    • H01J2229/5687—Auxiliary coils

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
JP63021898A 1988-02-03 1988-02-03 コンバーゼンス装置及びそれに用いるコンバーゼンスヨーク Expired - Lifetime JP2650939B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP63021898A JP2650939B2 (ja) 1988-02-03 1988-02-03 コンバーゼンス装置及びそれに用いるコンバーゼンスヨーク
US07/304,213 US4961021A (en) 1988-02-03 1989-01-31 Convergence apparatus and convergence yoke used therefor
DE3903277A DE3903277A1 (de) 1988-02-03 1989-02-03 Konvergenzvorrichtung und dafuer verwendetes konvergenzjoch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63021898A JP2650939B2 (ja) 1988-02-03 1988-02-03 コンバーゼンス装置及びそれに用いるコンバーゼンスヨーク

Publications (2)

Publication Number Publication Date
JPH01198190A JPH01198190A (ja) 1989-08-09
JP2650939B2 true JP2650939B2 (ja) 1997-09-10

Family

ID=12067929

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63021898A Expired - Lifetime JP2650939B2 (ja) 1988-02-03 1988-02-03 コンバーゼンス装置及びそれに用いるコンバーゼンスヨーク

Country Status (3)

Country Link
US (1) US4961021A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JP2650939B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3903277A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5070280A (en) * 1989-08-25 1991-12-03 Hitachi, Ltd. Deflection yoke
JPH0348842U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1989-09-19 1991-05-10
US5233267A (en) * 1989-10-03 1993-08-03 Matsushita Electronics Corporation Dynamic convergence system for color cathode ray tubes having an in line electron gun
JP3039944B2 (ja) * 1990-02-13 2000-05-08 株式会社日立製作所 コンバーゼンス装置
ATE141713T1 (de) * 1991-04-02 1996-09-15 Philips Electronics Nv Farbbildröhre mit verringertem fleckwachstum
DE69207266T2 (de) * 1991-05-31 1996-07-18 Philips Electronics Nv Bildwiedergaberöhre mit Konvergenzkorrekturanordnung
US5449969A (en) * 1993-08-23 1995-09-12 Washburn; Clayton A. Cathode ray tube deflector yoke assembly
KR100291787B1 (ko) * 1993-09-23 2001-09-17 김순택 포커스특성을개선한컨버전스요크
JPH08212939A (ja) * 1995-02-08 1996-08-20 Mitsubishi Electric Corp Ｃｒｔおよびその解像度改善装置
US6376981B1 (en) * 1997-12-29 2002-04-23 U.S. Philips Corporation Color display device having quadrupole convergence coils
JP2000331626A (ja) * 1999-05-24 2000-11-30 Matsushita Electronics Industry Corp カラー受像管装置
JP2003059430A (ja) * 2001-08-09 2003-02-28 Hitachi Ltd 異径ネックを有する投射形陰極線管装置
JP2003289548A (ja) * 2002-03-28 2003-10-10 Sanyo Electric Co Ltd コンバーゼンスヨーク

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832378Y2 (ja) * 1977-06-23 1983-07-18 松下電器産業株式会社 コンバ−ゼンス装置
JPH0736623B2 (ja) * 1981-04-30 1995-04-19 株式会社日立製作所 インラインカラ−受像管装置
JPH0666137B2 (ja) * 1983-03-19 1994-08-24 株式会社日立製作所 偏向ヨ−ク
DE3665111D1 (en) * 1985-09-27 1989-09-21 Hitachi Ltd Convergence correcting device capable of coma correction for use in a cathode ray tube having in-line electron guns

Also Published As

Publication number Publication date
US4961021A (en) 1990-10-02
JPH01198190A (ja) 1989-08-09
DE3903277C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-09-09
DE3903277A1 (de) 1989-08-17

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