Patent ID: 11925039
Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
Field: Optics (Instruments)
Classification: CPC G  H  Y | IPC G  H

Claim 0:
1. An optical-sensing device, comprising:
a substrate;
a sensor thin film transistor (TFT) disposed on the substrate, the sensor TFT comprising a first active layer; and
a switch TFT disposed on the substrate and connected with the sensor TFT, the switch TFT comprising a second active layer;
wherein the first active layer comprises a first indium gallium zinc oxide (IGZO) layer, a perovskite layer disposed on the first IGZO layer, and a first graphene layer disposed on the first IGZO layer; and the second active layer comprises a second IGZO layer.