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US 2026/0073871 A1Published application
Global sensing current generating circuit and display device including the same
AssigneeLG Display Co., Ltd.
InventorsJae Woong YOUN, In June KIM, Hye Bin YANG
Life of this patent
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Abstract
A global sensing current generating circuit and a display device including the same, and more particularly to a global sensing current generating circuit that senses a global current in a display area, and a display device that compensates for a fluctuation in the global current based on a current value of the sensed global current.
Claims19
An integrated circuit comprising:
- a first pixel circuit connected to a single current sensing line;
- and
- a second pixel circuit connected to a second voltage line,
- wherein the first pixel circuits includes:
- a first driving transistor including a first electrode connected to a first node, a gate electrode connected to a second node, and a second electrode connected to a third node;
- a first capacitor including a first electrode connected to a first voltage line and a second electrode connected to the second node;
- and
- a plurality of sensing switch transistors electrically connected to the first driving transistor and the first capacitor,
- wherein the second pixel circuit includes:
- a second driving transistor including a first electrode connected to a fifth node, a gate electrode connected to a sixth node, and a second electrode connected to a seventh node;
- a second capacitor including a first electrode connected to the first voltage line and a second electrode connected to the sixth node;
- and
- a plurality of switch transistors electrically connected to the second driving transistor and the second capacitor;
- and
- a first light emitting element electrically connected between the eighth node and the second voltage line.
12 more elements
Dependencies are inferred from the claim text.