JPS5952772U

JPS5952772U - horizontal deflection circuit

Info

Publication number: JPS5952772U
Application number: JP14697682U
Authority: JP
Inventors: 康一田中
Original assignee: 株式会社東芝
Priority date: 1982-09-30
Filing date: 1982-09-30
Publication date: 1984-04-06

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

[Brief explanation of drawings]

第１図は一般的な水平偏向回路を示す回路図、第２図、
第３図はクロスハツチ画像を示す説明図、第４図は従来
の水平偏向電流の歪を補正する回路を設けた水平偏向回
路を示す回路図、第５図は本□考案′に係る原子偏向回
路を示す回路図である。１・・・水平出力トランジスタ、２・・・直流電源供給
端子、３・・・フライバックトランス、７・・・水平偏
向コイル、８・・・８字補正コンデンサ、１５・・・ダ
イオード、１６・・・コンデンサ、１７・・・可変抵抗
、１８・・・補正回路。Figure 1 is a circuit diagram showing a general horizontal deflection circuit; Figure 2 is a circuit diagram showing a general horizontal deflection circuit;
Fig. 3 is an explanatory diagram showing a crosshatch image, Fig. 4 is a circuit diagram showing a conventional horizontal deflection circuit equipped with a circuit for correcting distortion of horizontal deflection current, and Fig. 5 is an atomic deflection circuit according to this invention. FIG. DESCRIPTION OF SYMBOLS 1... Horizontal output transistor, 2... DC power supply terminal, 3... Flyback transformer, 7... Horizontal deflection coil, 8... Figure-8 correction capacitor, 15... Diode, 16... ... Capacitor, 17... Variable resistor, 18... Correction circuit.

Claims

[Claims for Utility Model Registration] DC power is supplied to a horizontal output switching element via a primary winding of a flyback transformer, and a deflection current is supplied to a horizontal deflection coil by the switching element of the switching element, and In the horizontal deflection circuit which induces the retrace pulse generated by this to the secondary winding of the flyback transformer and rectifies and boosts this induced voltage to obtain the anode voltage of the cathode ray tube, the horizontal deflection coil and , between the connection intersection with the linearity correction capacitor that resonates with this horizontal deflection coil and corrects the linearity of the deflection current and the supply terminal of the DC power supply, or between the connection intersection and the ground, a diode and a diode connected in series with this diode. A horizontal deflection circuit characterized in that a correction circuit comprising a parallel circuit of a resistor and a capacitor connected to the linearity correction capacitor is interposed, and the correction circuit suppresses voltage fluctuations in the voltage across the linearity correction capacitor. .