JPH0386668U - - Google Patents
Info
- Publication number
- JPH0386668U JPH0386668U JP14852189U JP14852189U JPH0386668U JP H0386668 U JPH0386668 U JP H0386668U JP 14852189 U JP14852189 U JP 14852189U JP 14852189 U JP14852189 U JP 14852189U JP H0386668 U JPH0386668 U JP H0386668U
- Authority
- JP
- Japan
- Prior art keywords
- winding
- horizontal deflection
- magnetic flux
- permanent magnet
- coil
- 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
- 238000004804 winding Methods 0.000 claims description 7
- 230000004907 flux Effects 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は本考案の水平偏向直線性補正回路の一
実施例の構成を示す回路図、第２図は同実施例の
主要素の概略構成図、第３図は従来の水平偏向直
線性補正回路の構成を示す回路図、第４図ａ，ｂ
は直線性悪化に対する偏向電流の時間変化および
その表示画面を示した図、第５図は水平偏向直線
性補正コイルの概略構成図、第６図ａ，ｂおよび
第７図はそれぞれ従来の水平偏向直線性補正回路
の動作を説明するために偏向電流とインダクタン
スとの関係を示した線図、第８図は同じく従来の
水平偏向直線性補正回路の動作を説明するために
偏向電流と時間との関係を示した線図である。
４……水平偏向コイル、５，１５……直線性補
正コイルの巻線、６……永久磁石、７……Ｓ字補
正コンデンサ、８……フライバツクトランス、９
……ダイオード、１０……平滑コンデンサ、１１
……可変抵抗器、１２……チヨークコイル、１３
，１４……抵抗器、１６，１７……可飽和慈心。
Fig. 1 is a circuit diagram showing the configuration of an embodiment of the horizontal deflection linearity correction circuit of the present invention, Fig. 2 is a schematic configuration diagram of the main elements of the same embodiment, and Fig. 3 is a conventional horizontal deflection linearity correction circuit. Circuit diagram showing the circuit configuration, Figure 4 a, b
Fig. 5 is a schematic configuration diagram of a horizontal deflection linearity correction coil, Fig. 6 a, b, and Fig. 7 are diagrams showing the change in deflection current over time due to deterioration of linearity and its display screen. FIG. 8 is a diagram showing the relationship between deflection current and inductance to explain the operation of the linearity correction circuit, and FIG. It is a line diagram showing a relationship. 4... Horizontal deflection coil, 5, 15... Winding of linearity correction coil, 6... Permanent magnet, 7... S-shaped correction capacitor, 8... Flyback transformer, 9
... Diode, 10 ... Smoothing capacitor, 11
...Variable resistor, 12...Chiyoke coil, 13
, 14...Resistor, 16, 17...Saturable Jishin.
Claims (1)
端子との間に発生した電圧を受像管の水平偏向コ
イルに印加して水平偏向のラスタ位置を調整する
ものにおいて、永久磁石と、可飽和磁心に巻装さ
れた巻線を有し、この巻線に電流を流したときに
発生する磁束が前記永久磁石の磁束と同極性で重
畳するように配置されると共に、該巻線が受像管
の水平偏向コイルと直列接続された第１の補正コ
イルと、可飽和磁心に巻装された巻線を有し、こ
の巻線に電流を流したときに発生する磁束が前記
永久磁石の磁束と逆極性で重畳するように配置さ
れると共に、該巻線が電流調整用の抵抗を介して
前記可変抵抗の可動端子と中点端子との間に接続
された第２の補正コイルとを備えたことを特徴と
する水平偏向直線性補正回路。 A device that adjusts the raster position of horizontal deflection by applying the voltage generated between the movable terminal and the midpoint terminal of a variable resistor that divides the DC voltage to the horizontal deflection coil of the picture tube, which uses a permanent magnet and a saturable magnetic core. The winding is arranged so that the magnetic flux generated when a current is passed through the winding overlaps with the magnetic flux of the permanent magnet with the same polarity, and the winding is connected to the picture tube. It has a first correction coil connected in series with the horizontal deflection coil, and a winding wound around a saturable magnetic core, and the magnetic flux generated when current is passed through this winding is opposite to the magnetic flux of the permanent magnet. a second correction coil arranged so as to overlap in polarity and whose winding is connected between the movable terminal and the midpoint terminal of the variable resistor via a current adjustment resistor; A horizontal deflection linearity correction circuit featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14852189U JPH0386668U (en) | 1989-12-22 | 1989-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14852189U JPH0386668U (en) | 1989-12-22 | 1989-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0386668U true JPH0386668U (en) | 1991-09-02 |
Family
ID=31694966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14852189U Pending JPH0386668U (en) | 1989-12-22 | 1989-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0386668U (en) |
-
1989
- 1989-12-22 JP JP14852189U patent/JPH0386668U/ja active Pending
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