Patent ID: 11895870
Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 15:
16. A display device, comprising a device body and a display panel disposed on the device body, the display panel comprising:
a substrate; and
a thin film transistor (TFT) array layer disposed on the substrate, the TFT array layer being provided with a first TFT, a plurality of second TFTs, and a storage capacitor arranged at intervals therein;
wherein the first TFT comprises a polysilicon semiconductor layer and a first gate electrode laminated on each other, each of the second TFTs comprises an oxide semiconductor layer and a second gate electrode laminated on each other, the TFT array layer further comprises a first gate insulation layer, a first interlayer insulation layer, a second gate insulation layer, and a second interlayer insulation layer laminated on the polysilicon semiconductor layer in sequence, the storage capacitor comprises a first polar plate disposed on a side of the first gate electrode away from the substrate, the first gate electrode and the first polar plate constitute the storage capacitor, and the first polar plate and the second gate electrode are arranged in a same layer and disposed between the second gate insulation layer and the second interlayer insulation layer, and
wherein the first TFT comprises a first source electrode and a first drain electrode, the second TFTs comprise a second source electrode and a second drain electrode, the first source electrode and the first drain electrode are connected to the polysilicon semiconductor layer through first via holes, the first via holes pass through the second interlayer insulation layer, the second gate insulation layer, the first interlayer insulation layer, and the first gate insulation layer, the second source electrode and the second drain electrode are connected to the oxide semiconductor layer through second via holes, and the second via holes pass through the second interlayer insulation layer and the second gate insulation layer.