Apparatus and method for driving plasma display panel

A method for driving a plasma display panel, which has a first electrode and a second electrode with a panel capacitor formed therebetween, the method comprising:

• changing a voltage of the first electrode to a second voltage by using a resonance between a first inductor and the panel capacitor, while a voltage of the second electrode is sustained at a first voltage, wherein the first inductor is coupled to the first electrode;
• sustaining the voltages of the first electrode and the second electrode at the second voltage and the first voltage, respectively;
• changing the voltage of the first electrode to the first voltage by using a resonance between a second inductor and the panel capacitor, while the voltage of the second electrode is sustained at the first voltage, the second inductor being coupled to the first electrode;
• and
• sustaining the voltages of the first electrode and the second electrode at the first voltage.

An apparatus for driving a plasma display panel, which has a first electrode and a second electrode with a panel capacitor formed therebetween, the apparatus comprising:

• an inductor coupled to the first electrode;
• a first path developing a third voltage, via an inductor, and a first power source for supplying a first voltage to inject a current of a first direction to the inductor, while voltages of the first electrode and the second electrode are both sustained at the first voltage, the third voltage being between the first voltage and a second voltage;
• a second path for causing an LC resonance with the third voltage, the inductor, and the panel capacitor to change the voltage of the first electrode from the first voltage to the second voltage, while the voltage of the second electrode is sustained at the first voltage and the current of the first direction flows to the inductor;
• a third pathdeveloping the third voltage via a second power source for supplying a second voltage, and the inductor to inject a current of a second direction to the inductor, while the voltages of the first electrode and the second electrodes are sustained at the second voltage and the first voltage, respectively, the second direction being opposite to the first direction;
• and
• a fourth path for causing an LC resonance with the panel capacitor, the inductor, and the third voltage to change the voltage of the first electrode from the second voltage to the first voltage, while the voltage of the second electrode is sustained at the first voltage and the current of the second direction flows to the inductor.

An apparatus for driving a plasma display panel, which has a first electrode and a second electrode with a panel capacitor formed therebetween, the apparatus comprising:

• a first inductor and a second inductor coupled to the first electrode;
• a first resonance path for causing a resonance between the first inductor and the panel capacitor to change a voltage of the first electrode to a second voltage, while a voltage of the second electrode is sustained at a first voltage;
• and
• a second resonance path for causing a resonance between the second inductor and the panel capacitor to change the voltage of the first electrode to the first voltage, while a voltage of the second electrode is sustained to the first voltage,
• wherein the first inductor has a lower inductance than the second inductor.

A method for driving a plasma display panel, which has a first electrode and a second electrode with a panel capacitor formed therebetween, the method comprising:

• charging the panel capacitor from a second voltage to a third voltage, while a voltage of the second electrode is sustained at the first voltage;
• and
• discharging the panel capacitor from the third voltage to the second voltage, while the voltage of the second electrode is sustained at the first voltage,
• wherein a time-period for charging the panel capacitor is shorter than a time-period for discharging the panel capacitor.

A method for driving a plasma display panel, which has a first electrode and a second electrode with a panel capacitor formed therebetween, the method comprising:

• storing a first energy in an inductor coupled between a capacitor charged with a predetermined voltage and the panel capacitor;
• charging the panel capacitor through the inductor charged with the first energy;
• storing a second energy in the inductor;
• and
• discharging the panel capacitor through the inductor charged with the second energy,
• wherein the predetermined voltage is controlled by amounts of the first energy and the second energy.