Patent ID: 9577021
Date: 2017-02-21
CPC Classifications: G09G,H01L

Claim:
1. An organic EL display device comprising a display panel including: a semiconductor layer comprising a channel portion, a first terminal portion, and a second terminal portion of a transistor; a first conductive layer comprising a control terminal portion of the transistor; a second conductive layer comprising a data signal wiring, a first conductive portion, and a second conductive portion; a third conductive layer comprising a third conductive portion and a fourth conductive portion; a fourth conductive layer comprising an anode electrode of an organic EL element; and a fifth conductive layer comprising a cathode electrode of the organic EL element, wherein, the transistor is configured to connect third conductive portion to the organic EL element in a conductive state, the organic EL element is arranged above the first, second, and third conductive layers, the first terminal portion of the transistor is connected to the first conductive portion in a first contact region, the second terminal portion of the transistor is connected to the first conductive portion in a second contact region, the first conductive portion is connected to the third conductive portion in a third contact region, the second conductive portion is connected to the fourth conductive portion in a fourth contact region, the anode electrode is connected to the fourth conductive portion in a fifth contact region, the data signal wiring extends along a first direction, the third conductive portion extents along a second direction different with the first direction, the data signal wiring or the third conductive portion overlaps with a light emission region of the organic EL element, and the data signal wiring crosses the third conductive portion at outside of the light emission region of the organic EL element.