Patent ID: 9690156
Date: 2017-06-27
CPC Classifications: G02F,H01L

Claim:
1. An active matrix substrate, comprising: a base; a gate bus line provided on the base; a data bus line provided in a layer different from that of the gate bus line with an insulating film interposed therebetween; a first insulating layer provided on the insulating film; a second insulating layer provided on the first insulating layer and having a thermal expansion coefficient different from that of the first insulating layer; and a third insulating layer provided in such a manner as to cover the second insulating layer and partially contacting the first insulating layer, wherein at least part of a notch is provided above the insulating film and in a portion of the third insulating layer where the second insulating layer is not present, and the notch exposes an end portion of the second insulating layer.