Plasma display apparatus
AssigneeLG Electronics Inc.
InventorSeonghak Moon
Life of this patent
Estimating the term…
Abstract
A plasma display apparatus is disclosed. The plasma display apparatus includes a plasma display panel including a scan electrode, a sustain voltage supply unit supplying a sustain voltage to the scan electrode, a scan reference voltage supply unit supplying a scan reference voltage to the scan electrode, a scan reference voltage controller that is connected between the scan reference voltage supply unit and the scan electrode and includes a resistor changing the scan reference voltage into a reset signal with a predetermined slope, a voltage storing unit that is connected between the sustain voltage supply unit and the scan reference voltage supply unit and stores the scan reference voltage, and a driving signal output unit that controls an output of a voltage supplied to the scan electrode using a single switch.
Claims23
A plasma display apparatus comprising:
- a plasma display panel including a scan electrode;
- a sustain voltage supply unit that supplies a sustain voltage to the scan electrode;
- a scan reference voltage supply unit that supplies a scan reference voltage to the scan electrode;
- a scan reference voltage controller that is connected between the scan reference voltage supply unit and the scan electrode and includes a resistor changing the scan reference voltage into a reset signal with a predetermined slope;
- a voltage storing unit that is connected between the sustain voltage supply unit and the scan reference voltage supply unit and stores the scan reference voltage;
- and
- a driving signal output unit that controls an output of a voltage supplied to the scan electrode using a single switch,
- wherein a first terminal of the resistor of the scan reference voltage controller is directly connected to the scan reference voltage supply unit and a second terminal of the resistor of the scan reference voltage controller is directly connected to the scan electrode and the driving signal output unit, and
- a first terminal of the single switch of the driving signal output unit is directly connected to the scan electrode and the resistor of the scan reference voltage controller and a second terminal of the single switch of the driving signal output unit is directly connected to the voltage storing unit and the sustain voltage supply unit.
A plasma display apparatus comprising:
- a plasma display panel including a scan electrode;
- a sustain voltage supply unit that supplies a sustain voltage to the scan electrode;
- a scan reference voltage supply unit that supplies a scan reference voltage to the scan electrode;
- a scan reference voltage controller that is connected between the scan reference voltage supply unit and the scan electrode and includes a variable resistor changing the scan reference voltage into a reset signal with a predetermined slope;
- a voltage storing unit that is connected between the sustain voltage supply unit and the scan reference voltage supply unit and stores the scan reference voltage;
- and
- a driving signal output unit that controls an output of a voltage supplied to the scan electrode using a single switch,
- wherein a first terminal of the variable resistor of the scan reference voltage controller is directly connected to the scan reference voltage supply unit and a second terminal of the variable resistor of the scan reference voltage controller is directly connected to the scan electrode and the driving signal output unit, and
- the single switch of the driving signal output unit controls current from the scan electrode and does not control current to the scan electrode.
Dependencies are inferred from the claim text.