KR830004738A - Circuit for generating sawtooth deflection current through horizontal deflection coil - Google Patents

Abstract

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Description

Circuit for generating sawtooth deflection current through horizontal deflection coil

Since this is an open matter, no full text was included.

1 shows a first embodiment of a circuit according to the invention, and FIG. 2 shows waveforms generated in the circuit of FIG.

Claims (8)

In the circuit for generating a serrated deflection current having a sweeping line and a return through a horizontal deflection coil, which is a part of a deflection network connected to an inductance, as described in the text and shown in the drawings, the inductance is rolled in two directions. One end of the source network formed by the inductance and the switch is connected to the direct current voltage, the other end is connected to the reference potential, and the switch is operated during the sweep line period of the deflection current. For circuits that are conducting and do not conduct during the return period, The deflection network has the other end connected to the second inductance, This second inductance is connected to a second control switch that can be conducted in two directions, One end of the supply class circuit network constituted by the second inductance and the second switch is connected to the second DC voltage, and the other end is connected to the reference potential, During operation, a circuit for generating a sawtooth wave deflection current through a horizontal deflection coil, characterized in that during a sweep line period of deflection current, the second switch is conducting and the second switch is not conducting during the return period of deflection current. The circuit according to claim 1, wherein the first and second DC voltages have the same polarity, and the sawtooth wave is provided through a horizontal deflection coil, wherein the terminals of the first male position and the terminals of the second switch are connected to the reference potential. Circuit for generating deflection current. In the circuit according to claim 1, the sawtooth wave deflection current is provided through a horizontal deflection coil, characterized in that the first and second DC voltages have different polarities, and the terminals of the first male position and the terminals of the second switch are connected to the reference potential. Circuit for generating a circuit. A circuit in which the deflection network according to claim 2 or 2 includes a return capacitance, wherein the first and second DC voltages have the same absolute value, and the return capacitance is connected in parallel to the first switch or the first inductance. The first retrace capacitor and a second retrace capacitor connected in parallel to the second switch or the second inductance, wherein the first and second retrace capacitors have the same capacitance. Circuit for generating current. The deflection network according to claim 2 or 3 has a absolute value in which the first and second DC voltages are not equal in the circuit including the return capacitance, and the return capacitance is connected in parallel to the first switch or the first inductance. And a second retrace capacitor connected in parallel to the second switch or the second inductance. The ratio of the capacity of the first retrace capacitor to the capacity of the second retrace capacitor is equal to the value of the second DC voltage. A circuit for generating a sawtooth wave deflection current through a horizontal deflection coil, characterized in that it is equal to the ratio of values of the first direct current voltage. 2. The circuit of claim 1, wherein the first and second inductances are at least partially magnetically coupled. A circuit for generating a sawtooth wave deflection current through a horizontal deflection coil, characterized in that the circuit according to claim 1 is characterized by a winding connected to the inductance and a direct current connected to the winding to generate a direct voltage. The circuit according to claim 1, wherein the first and second direct current voltages are equal, applied from the same source, and generating a sawtooth wave deflection current through a horizontal deflection coil, characterized by overlapping voltages varying at the feed frequency. Circuit for. ※ Note: The disclosure is based on the initial application.