Display device and a method of manufacturing display device

Abstract

Disclosed herein is a display device including: a pixel array portion; a drive portion; and a power source wiring; the pixel array portion, at least a part of the drive portion configured to drive the pixel array portion and the power source wiring are forming a panel, the pixel array portion including scanning lines disposed in rows, signal lines disposed in columns, and pixels disposed in matrix in portions where the scanning lines and the signal lines cross each other, respectively, the drive portion including a scanner portion configured to drive the pixels in a line-sequential manner through the scanning lines, and a signal portion configured to supply a video signal to each of the signal lines in correspondence to the line-sequential drive, so that an image is displayed on the pixel array portion.

1 . (canceled) 
     
     
         2 . A display device comprising:
 a plurality of pixel circuits   drive circuitry configured to drive the plurality of pixel circuits;   a first wiring and a second wiring configured to supply first voltage to at least one of the plurality of pixel circuits; and   an insulating layer between the first wiring and the second wiring in a cross-sectional view of the display device, wherein   the first wiring is connected to the second wiring via a contact formed in the insulating layer, and   the first wiring covers at least a portion of the drive circuitry.   
     
     
         3 . The display device according to  claim 2 , wherein
 the drive circuitry includes first drive circuitry and second drive circuitry, and   the plurality of pixel circuits are arranged between the first drive circuitry and the second drive circuitry.   
     
     
         4 . The display device according to  claim 3 , wherein the first wiring covers the first drive circuitry and the second drive circuitry. 
     
     
         5 . The display device according to  claim 2 , wherein the first voltage is supplied to a light emitting element. 
     
     
         6 . The display device according to  claim 5 , wherein the first voltage is supplied to an anode electrode of the light emitting element. 
     
     
         7 . The display device according to  claim 2 , wherein at least one of the plurality of pixel circuits includes a light emitting element,
 a capacitor,   a write transistor configured to supply a signal voltage supplied through a signal line to the capacitor, and   a driver transistor configured to supply drive current according to a voltage stored in the capacitor to the light emitting element.   
     
     
         8 . The display device according to  claim 7 , wherein the first voltage is supplied to a light emitting element through the driver transistor. 
     
     
         9 . The display device according to  claim 7 , wherein the write transistor and the drive transistor are n-channel type transistors.