US 2014/0151682 A1 · CIRCUIT BOARD, DISPLAY DEVICE, AND PROCESS FOR PRODUCTION OF CIRCUIT BOARD

Abstract

The present invention provides a circuit board having excellent productivity, particularly a circuit board having excellent productivity with respect to a semiconductor layer and source layer forming step, a display device, and a process for producing a circuit board. The circuit board of the present invention is a circuit board including an oxide semiconductor layer and an electrode connected to the oxide semiconductor layer, wherein the electrode is formed by essentially laminating a layer made of a metal other than copper and a layer containing copper.

Claims22

Dependent claims

A circuit board comprising:

an oxide semiconductor layer;
and
an electrode which is connected to the oxide semiconductor layer,
wherein the electrode is formed by essentially laminating a layer made of a metal other than copper and a layer containing copper.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

13/810,113Filed 13 Apr 2011

Priority

JP 2010-16107715 Jul 2010

Published

5 Jun 2014

Term ends

Not estimatedThe source records don’t support an estimate.

Classification34 codes

H10D 86/60
Characterised by multiple TFTs: wherein the TFTs are in active matrices
H10D 30/6755
Characterised by the active materials: oxide semiconductors, e.g. zinc oxide, copper aluminium oxide or cadmium stannate
H10D 62/80
Semiconductor bodies, or regions thereof, of devices having potential barriers: characterised by the materials
H10D 64/62
Electrodes characterised by their materials: electrodes ohmically coupled to a semiconductor

Circuit board, display device, and process for production of circuit board

Life of this patent

Circuit board, display device, and process for production of circuit board

Life of this patent

Abstract

Claims22