Patent ID: 11929030
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 5:
6. The display panel according to claim 3, wherein each of the shift register units further comprises a first control transistor and a second control transistor;
the semiconductor layer further comprises an active layer of the first control transistors and active layers of the second control transistors;
the first conductive layer further comprises: the gate of the first control transistors and the gate of the second control transistors;
the second conductive layer further comprises: a second power line, a plurality of second transfer parts, and a plurality of third transfer parts, wherein one second transfer part corresponds to one first control transistor, and one third transfer part corresponds to one second control transistor;
the display panel further comprises:
a fourth conductive layer between the first insulating layer and the second conductive layer, and the fourth conductive layer comprises a plurality of first conductive parts, wherein one first conductive part corresponds to one second control transistor; and
a third insulating layer between the fourth conductive layer and the second conductive layer; wherein
the gate of the first control transistor is directly electrically connected to a corresponding first connection line, a source region of the active layer of the first control transistor is electrically connected to the first power line through a fifth via hole, a drain region of the active layer of the first control transistor is electrically connected to a gate of the second control transistor through a corresponding second transfer part, and the fifth via hole penetrates through the first insulating layer and the third insulating layer; and
a source region of the active layer of the second control transistor is electrically connected to one end of a corresponding third transfer part through a sixth via hole, the other end of the third transfer part is electrically connected to one end of a corresponding first conductive part through a seventh via hole, the other end of the first conductive part is electrically connected to the second power line through an eighth via hole, and a drain region of the active layers of the second control transistor is shared with the drain region of the active layer of the output transistor, wherein the sixth via hole penetrates through the first insulating layer and the third insulating layer, and the seventh via hole and the eighth via hole penetrate through the third insulating layer.