Patent ID: 11933924
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 5:
6. The flat panel detector of claim 5, wherein the amplification sub-circuit comprises a follower transistor having a control electrode coupled to the floating diffusion node, a first electrode coupled to the first power supply voltage terminal, and a second electrode coupled to the output terminal of the amplification sub-circuit, and the read sub-circuit comprises a read transistor having a control electrode coupled to the scan line, a first electrode coupled to the output terminal of the amplification sub-circuit, and a second electrode coupled to the output terminal of the read sub-circuit,
the flat panel detector further comprises:
an active semiconductor layer, a gate insulating layer and a first conductive layer sequentially stacked on the substrate, the active semiconductor layer comprising active layers of the follower transistor and the read transistor of each active pixel sensor, the first conductive layer comprising control electrodes of the follower transistor and the read transistor,
a first insulating layer on the substrate and covering the active semiconductor layer, the gate insulating layer, and the first conductive layer,
a second conductive layer on a side of the first insulating layer away from the substrate and comprising first and second electrodes of the follower transistor and the read transistor, and
a planarization layer on a side of the second conductive layer away from the substrate, and
the light sensing devices of the plurality of active pixel sensors are on a side of the planarization layer away from the substrate.