Gate driver circuit and operating method thereof
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorsChang Jae HEO, Sung Man PANG
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Abstract
There are provided a gate driver circuit and an operating method thereof. The gate driver circuit includes an output signal generating unit including a plurality of switch devices generating output signals, a selecting circuit unit generating a plurality of control signals according to a set selection state, and a plurality of driving circuit units receiving a reference signal and the plurality of control signals to control the plurality of switch devices, wherein the plurality of switch devices determine a level of the output signal by the plurality of control signal
Claims15
(canceled)
A gate driver circuit comprising:
- an output signal generating unit including a plurality of switch devices generating output signals;
- a selecting circuit unit generating a plurality of control signals according to a set selection state;
- and
- a plurality of driving circuit units receiving a reference signal and the plurality of control signals to control the plurality of switch devices,
- wherein the plurality of switch devices determine a level of the output signal by the plurality of control signals, and
- wherein each of the plurality of driving circuit units includes at least one of a three-phase inverter circuit and a plurality of analog switch circuits.
(canceled)
A gate driver circuit comprising:
- an output signal generating unit including a plurality of switch devices generating output signals;
- a selecting circuit unit generating a plurality of control signals according to a set selection state;
- and
- a plurality of driving circuit units receiving a reference signal and the plurality of control signals to control the plurality of switch devices, wherein
- the plurality of switch devices determine a level of the output signal by the plurality of control signals,
- the selecting circuit unit generates the plurality of control signals according to a connection state of each of a plurality of bonding pads, and
- the selecting circuit unit determines that values of control signals corresponding to bonding pads connected to a predetermined reference voltage among the plurality of bonding pads have a low level and determines that values of remaining control signals corresponding to remaining bonding pads that are floated among the plurality of bonding pads have a high level.
(canceled)
(canceled)
An operating method of a gate driver circuit, comprising:
- generating a plurality of control signals according to a set selection state;
- controlling turning-on and turning-off of each of a plurality of switch devices using a reference signal and the plurality of control signals;
- and
- determining a level of an output signal by turning-on and turning-off operations of each of the plurality of switch devices, wherein
- in the generating of the plurality of control signals, the plurality of control signals are generated according to a connection state of each of a plurality of bonding pads, and
- in the generating of the plurality of control signals, values of control signals corresponding to bonding pads that are connected to a predetermined reference voltage among the plurality of bonding pads are determined to have a low level, and values of remaining control signals corresponding to remaining bonding pads that are floated among the plurality of bonding pads are determined to have a high level.
Dependencies are inferred from the claim text.