Patent ID: 9634036
Date: 2017-04-25
CPC Classifications: H01L

Claim:
1. A metal oxide thin-film transistor (TFT), comprising: a glass substrate; a gate, arranged on the glass substrate; a gate insulating layer, arranged on the gate and the glass substrate; a metal oxide active layer, arranged on the gate insulating layer; an etching blocking layer, arranged on the metal oxide active layer and the gate insulating layer; a source hole and a drain hole arranged on the etching blocking layer; a blocking spread layer, comprising a source blocking layer and a drain blocking layer; the source blocking layer and the drain blocking layer arranged in the source hole and the drain hole, respectively, and connected to the metal oxide active layer; the blocking spread layer doped with boron ions and/or phosphorus ions of predetermined concentration; a source, arranged on the source blocking layer; a drain, arranged on the drain blocking layer.