JPS61140670U - - Google Patents
Info
- Publication number
- JPS61140670U JPS61140670U JP2324985U JP2324985U JPS61140670U JP S61140670 U JPS61140670 U JP S61140670U JP 2324985 U JP2324985 U JP 2324985U JP 2324985 U JP2324985 U JP 2324985U JP S61140670 U JPS61140670 U JP S61140670U
- Authority
- JP
- Japan
- Prior art keywords
- calculation formula
- crt display
- correction calculation
- amount
- optical system
- 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
- 238000010894 electron beam technology Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は、本考案の一実施例を示す主要部の構
成図、第２図は、本考案の一実施例における特性
カーブの設定説明図、第３図乃至第５図は、従来
例の説明図である。
１…ＣＲＴの表示面、２…ＸＹ偏向信号増幅回
路、３…偏向ヨーク、５…ＣＲＴ、６…電子ビー
ム源、７…オフセツト回路、８…焦点補正用グリ
ツド、９…焦点補正信号発生回路。
Fig. 1 is a configuration diagram of the main parts showing an embodiment of the present invention, Fig. 2 is an explanatory diagram of setting the characteristic curve in an embodiment of the present invention, and Figs. 3 to 5 are diagrams of the conventional example. It is an explanatory diagram. DESCRIPTION OF SYMBOLS 1...CRT display surface, 2...XY deflection signal amplification circuit, 3...deflection yoke, 5...CRT, 6...electron beam source, 7...offset circuit, 8...focus correction grid, 9...focus correction signal generation circuit.
Claims (1)
に応じて、予め定める補正演算式に基づき動的焦
点の補正をする手段を備えたＣＲＴ表示装置にお
いて、 前記動的焦点補正手段が実際の電子光学系と理
想的電子光学系とのずれ量に対応して、予め前記
補正演算式のオフセツト量及び該補正演算式の係
数を設定する構成となつていることを特徴とする
ＣＲＴ表示装置。[Claims for Utility Model Registration] A CRT display device comprising means for correcting a dynamic focus based on a predetermined correction calculation formula according to the amount of deflection of an electron beam from the center of a CRT display surface, The focus correction means is configured to set an offset amount of the correction calculation formula and a coefficient of the correction calculation formula in advance in accordance with the amount of deviation between the actual electron optical system and the ideal electron optical system. CRT display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2324985U JPS61140670U (en) | 1985-02-20 | 1985-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2324985U JPS61140670U (en) | 1985-02-20 | 1985-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61140670U true JPS61140670U (en) | 1986-08-30 |
Family
ID=30516318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2324985U Pending JPS61140670U (en) | 1985-02-20 | 1985-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61140670U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5117854A (en) * | 1974-08-03 | 1976-02-13 | Tokyo Juki Industrial Co Ltd | Hihobutsuno okurikiko |
| JPS5513036A (en) * | 1978-07-12 | 1980-01-29 | Tadahiro Yuuki | Fertilizer broadcasting device |
| JPS5527495A (en) * | 1978-08-19 | 1980-02-27 | Stopinc Ag | Threeeply system sliding closing appliance |
| JPS5694892A (en) * | 1979-12-15 | 1981-07-31 | Ibm | Aberration correcting crt device |
-
1985
- 1985-02-20 JP JP2324985U patent/JPS61140670U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5117854A (en) * | 1974-08-03 | 1976-02-13 | Tokyo Juki Industrial Co Ltd | Hihobutsuno okurikiko |
| JPS5513036A (en) * | 1978-07-12 | 1980-01-29 | Tadahiro Yuuki | Fertilizer broadcasting device |
| JPS5527495A (en) * | 1978-08-19 | 1980-02-27 | Stopinc Ag | Threeeply system sliding closing appliance |
| JPS5694892A (en) * | 1979-12-15 | 1981-07-31 | Ibm | Aberration correcting crt device |
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