Patent ID: 9443983
Filing Date: 2016-09-13
CPC Classification: G02F,H01L

Claim Text:
1. A pixel unit, comprising a thin film transistor, a pixel electrode and a common electrode, wherein the common electrode and the pixel electrode forming a capacitor, and the pixel electrode is integrated with a drain of the thin film transistor, wherein the pixel unit further comprises a buffer layer, and a first via and a second via penetrating through the buffer layer, wherein the buffer layer covers a source of the thin film transistor, the drain of the thin film transistor and the pixel electrode, the active layer of the thin film transistor is located above the buffer layer, the source of the thin film transistor is connected to the active layer of the thin film transistor through the first via, and the pixel electrode is connected to the active layer of the thin film transistor through the second via.