JPS5879943U - Convergence correction device - Google Patents

Convergence correction device

Info

Publication number
JPS5879943U
JPS5879943U JP17468881U JP17468881U JPS5879943U JP S5879943 U JPS5879943 U JP S5879943U JP 17468881 U JP17468881 U JP 17468881U JP 17468881 U JP17468881 U JP 17468881U JP S5879943 U JPS5879943 U JP S5879943U
Authority
JP
Japan
Prior art keywords
correction device
convergence correction
electron beam
quadrupole magnet
correction
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.)
Pending
Application number
JP17468881U
Other languages
Japanese (ja)
Inventor
中茎 敏雄
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP17468881U priority Critical patent/JPS5879943U/en
Publication of JPS5879943U publication Critical patent/JPS5879943U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第1図は従来のコンバーゼンス・マグネットによる補正
磁界及び電子ビーl、の補正方向を説明する説明図、第
2図は電子銃組立て時のマウント・ローテーションに基
づく電子ビーム位置の傾斜を示す説明図、第3図は画面
周辺部におけるX軸垂直方向の弓形ミス・コンバーゼン
スの説明図、第4図は従来の4極マグネツトに基づくコ
ンバーゼンス補正残りを説明するマグネット配置図及び
説明図、第5図は本考案のコンバーゼンス補正装置の配
置図及び補正説明図、第6図及び第7図は本考案に係る
4極マグネツトの他の配置例を示す配置図、第8図は本
考案に係る4極マグネツトに依る電子ビームの補正方法
の説明図である。 4・・・・・・カラー陰極線管、5・・・・・・偏向ヨ
ーク、6゜7・・・・・・4極マグネツト、Ml・・・
・・・4極マグネツト6の位置、M2・・・・・・4極
マグネツト7の位置、■・・・・・・Ml及びM2の間
隔、S・・・・・・スクリーン面、D・・・・・・偏向
中心、a、  c、 g・・・・・・電子ビーム軌道、
d・・・・・・Dにおける補正残り、R,G、 B・・
・・・・赤、緑、青の各電子ビーム、T・・・・・・管
ネック部。
FIG. 1 is an explanatory diagram illustrating the correction direction of the correction magnetic field and electron beam by a conventional convergence magnet, and FIG. 2 is an explanatory diagram illustrating the inclination of the electron beam position based on mount rotation when assembling an electron gun. Figure 3 is an explanatory diagram of arcuate misconvergence in the X-axis vertical direction at the periphery of the screen, Figure 4 is a magnet arrangement diagram and explanatory diagram illustrating the remaining convergence correction based on the conventional 4-pole magnet, and Figure 5 is the main A layout diagram and a correction explanatory diagram of the convergence correction device according to the invention, FIGS. 6 and 7 are layout diagrams showing other arrangement examples of the 4-pole magnet according to the invention, and FIG. 8 is a diagram showing the arrangement of the 4-pole magnet according to the invention. FIG. 3 is an explanatory diagram of the electron beam correction method according to the present invention. 4...Color cathode ray tube, 5...Deflection yoke, 6°7...4-pole magnet, Ml...
...Position of 4-pole magnet 6, M2...Position of 4-pole magnet 7, ■... Distance between Ml and M2, S...Screen surface, D... ...deflection center, a, c, g...electron beam trajectory,
d...Remaining correction in D, R, G, B...
...Red, green, and blue electron beams, T...Tube neck.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] インライン型カラー陰極線管のネック部に電子ビーム位
置調整用の4極マグネツトを備えたコンバーゼンス補正
装置において、前記4極マグネツトに対して別の4極マ
グネツトを所定の間隔に組立わせて設け、電子ビームの
回転補正を行うことを特徴とするコンバーゼンス補正装
置。
In a convergence correction device equipped with a quadrupole magnet for adjusting the electron beam position in the neck of an in-line color cathode ray tube, another quadrupole magnet is assembled at a predetermined interval to the quadrupole magnet, and the electron beam is A convergence correction device that performs rotation correction.
JP17468881U 1981-11-26 1981-11-26 Convergence correction device Pending JPS5879943U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17468881U JPS5879943U (en) 1981-11-26 1981-11-26 Convergence correction device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17468881U JPS5879943U (en) 1981-11-26 1981-11-26 Convergence correction device

Publications (1)

Publication Number Publication Date
JPS5879943U true JPS5879943U (en) 1983-05-30

Family

ID=29966754

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17468881U Pending JPS5879943U (en) 1981-11-26 1981-11-26 Convergence correction device

Country Status (1)

Country Link
JP (1) JPS5879943U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6293843A (en) * 1985-09-30 1987-04-30 アールシーエー トムソン ライセンシング コーポレイシヨン Correcting apparatus of deflection distortion of video display

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50138734A (en) * 1974-04-23 1975-11-05
JPS5436130A (en) * 1977-08-26 1979-03-16 Hitachi Ltd Electron beam correction unit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50138734A (en) * 1974-04-23 1975-11-05
JPS5436130A (en) * 1977-08-26 1979-03-16 Hitachi Ltd Electron beam correction unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6293843A (en) * 1985-09-30 1987-04-30 アールシーエー トムソン ライセンシング コーポレイシヨン Correcting apparatus of deflection distortion of video display

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