Intellectual Valley Law, P.C.
Array substrate and manufacturing method thereof, display panel and display device
An array substrate and a manufacturing method thereof, a display panel and display device relating to display technology are provided. The array substrate includes: a substrate; a light shielding layer being of electrical conductive over the substrate; a buffer layer over the light shielding layer; an active layer insulated from the light shielding layer by the buffer layer and shielded by the light shielding layer against light radiation; a gate insulating layer disposed over the active layer; and a patterned first electrode layer having a first electrode over the gate insulating layer, the first electrode being a gate electrode; wherein the patterned first electrode layer further comprises a second electrode over the buffer layer, the second electrode having at least a portion in contact with the buffer layer. The buffer layer comprises a first via-hole, and the second electrode is in electrical connection with the light shielding layer through the first via-hole.
BOE TECHNOLOGY GROUP CO., LTD.
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Wei
Liu