JPH0330348U - - Google Patents
Info
- Publication number
- JPH0330348U JPH0330348U JP9113189U JP9113189U JPH0330348U JP H0330348 U JPH0330348 U JP H0330348U JP 9113189 U JP9113189 U JP 9113189U JP 9113189 U JP9113189 U JP 9113189U JP H0330348 U JPH0330348 U JP H0330348U
- Authority
- JP
- Japan
- Prior art keywords
- convergence
- correction
- ray tube
- cathode ray
- magnetic pole
- 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
Links
- 230000004075 alteration Effects 0.000 claims 2
- 206010010071 Coma Diseases 0.000 claims 1
- 239000004020 conductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
- 238000010894 electron beam technology Methods 0.000 description 1
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Description
第１図Ａは本考案の第１実施例を示す構成図、
同図Ｂは前記第１実施例の作用を示す説明図、第
２図Ａは本考案の第２実施例を示す構成図、同図
Ｂは前記第２実施例の作用を示す説明図、第３図
Ａは本考案の第３実施例を示す構成図、同図Ｂは
前記第３実施例の作用を示す説明図、第４図Ａは
本考案の第４実施例を示す構成図、同図Ｂは前記
第４実施例の作用を示す説明図、第５図は従来装
置におけるコマエラーの様子を示す説明図、第６
図〜第９図は従来装置を示す説明図である。
１０……ブラウン管ネツク円周部、１２，１４
，３２，３４，１１２，１１４，１３２，１３４
……６極コイル、１２ａ，１２ｂ，１４ａ，１４
ｂ，３２ａ，３２ｂ，３４ａ，３４ｂ，１１２ａ
，１１２ｂ，１１４ａ，１１４ｂ，１３２ａ，１
３２ｂ，１３４ａ，１３４ｂ……両側磁極、１２
ｃ，１４ｃ，３２ｃ，３４ｃ，１１２ｃ，１１４
ｃ，１３２ｃ，１３４ｃ……中央磁極、１６……
管軸、２０，２２，２４……電子ビーム。
FIG. 1A is a configuration diagram showing a first embodiment of the present invention;
Figure B is an explanatory diagram showing the operation of the first embodiment, Figure 2A is a configuration diagram showing the second embodiment of the present invention, Figure B is an explanatory diagram showing the operation of the second embodiment, 3A is a block diagram showing the third embodiment of the present invention; FIG. 3B is an explanatory diagram showing the operation of the third embodiment; FIG. 4A is a block diagram showing the fourth embodiment of the present invention; FIG. B is an explanatory diagram showing the operation of the fourth embodiment, FIG.
9 are explanatory diagrams showing a conventional device. 10... Braun tube network circumference, 12, 14
, 32, 34, 112, 114, 132, 134
...6-pole coil, 12a, 12b, 14a, 14
b, 32a, 32b, 34a, 34b, 112a
, 112b, 114a, 114b, 132a, 1
32b, 134a, 134b... Magnetic poles on both sides, 12
c, 14c, 32c, 34c, 112c, 114
c, 132c, 134c... central magnetic pole, 16...
Tube axis, 20, 22, 24...electron beam.
Claims (1)
ンバーゼンス方式の偏向ヨークとの組み合わせに
よるカラー画像表示手段に対してコマ収差に基づ
くコンバーゼンス補正を行なう補正コイルを有す
るコンバーゼンス補正装置において、 前記補正コイルのコアを断面略Ｅ字状の部分を
有する形状とするとともに、磁極端からブラウン
管管軸までの距離が両側の磁極と中央の磁極とで
異なるように形成したことを特徴とするコンバー
ゼンス補正装置。 (2) インライン型カラーブラウン管とセルフコ
ンバーゼンス方式の偏向ヨークとの組み合わせに
よるカラー画像表示手段に対してコマ収差に基づ
くコンバーゼンス補正を行なう補正コイルを有す
るコンバーゼンス補正装置において、 前記補正コイルのコアを断面略Ｅ字状の部分を
有する形状とするとともに、中央の磁極とその両
側の磁極とで導体巻回数が異なるように形成した
ことを特徴とするコンバーゼンス補正装置。[Claims for Utility Model Registration] (1) A convergence correction device having a correction coil that performs convergence correction based on coma aberration for a color image display means that is a combination of an in-line color cathode ray tube and a self-convergence type deflection yoke, A convergence device characterized in that the core of the correction coil has a shape having a portion having a substantially E-shaped cross section, and the distance from the magnetic pole tip to the cathode ray tube axis is different between the magnetic poles on both sides and the central magnetic pole. correction device. (2) In a convergence correction device having a correction coil that performs convergence correction based on comatic aberration for a color image display means that is a combination of an in-line color cathode ray tube and a self-convergence type deflection yoke, the core of the correction coil is omitted in cross section. A convergence correction device characterized in that it has a shape having an E-shaped portion, and is formed so that the number of turns of a conductor is different between a central magnetic pole and magnetic poles on both sides thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9113189U JPH0330348U (en) | 1989-08-02 | 1989-08-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9113189U JPH0330348U (en) | 1989-08-02 | 1989-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0330348U true JPH0330348U (en) | 1991-03-26 |
Family
ID=31640631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9113189U Pending JPH0330348U (en) | 1989-08-02 | 1989-08-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0330348U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6280947A (en) * | 1985-10-04 | 1987-04-14 | Hitachi Ltd | Deflection yoke |
| JPS63257393A (en) * | 1987-04-14 | 1988-10-25 | Mitsubishi Electric Corp | Magnetic deflection device |
| JPH01115038A (en) * | 1987-10-28 | 1989-05-08 | Hitachi Ltd | Deflection yoke |
-
1989
- 1989-08-02 JP JP9113189U patent/JPH0330348U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6280947A (en) * | 1985-10-04 | 1987-04-14 | Hitachi Ltd | Deflection yoke |
| JPS63257393A (en) * | 1987-04-14 | 1988-10-25 | Mitsubishi Electric Corp | Magnetic deflection device |
| JPH01115038A (en) * | 1987-10-28 | 1989-05-08 | Hitachi Ltd | Deflection yoke |
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