Patent ID: 9318611
Filing Date: 2016-04-19
CPC Classification: H01L

Claim Text:
1. A thin film transistor, comprising: a gate electrode and a pair of source and drain electrodes; and a semiconductor layer having a channel formed therein, and having a pair of connection sections connected to the pair of source and drain electrodes, respectively, wherein one or both of opposed surfaces of the pair of connection sections is a non-flat surface, wherein a cross section of each of the connection sections has a concavo-convex shape, wherein each of the connection sections forms a wall surface of a through-hole penetrating the entire thickness of the semiconductor layer, the entire thickness of a first insulating layer and at least a portion of thickness of a second insulating layer, wherein the first insulating layer is provided between the semiconductor layer and the pair of source and drain electrodes, and wherein the second insulating layer is provided between the semiconductor layer and the gate electrode.