Active matrix substrate and display device
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United States of America Patent
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Jan 24, 2017
Grant Date -
Jul 19, 2012
app pub date -
May 18, 2010
filing date -
Oct 2, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
An active matrix substrate 5 is provided with: a plurality of source wiring lines and a plurality of gate wiring lines, which are arranged in a matrix pattern; and picture elements, each of which has a thin film transistor provided in the vicinity of a part where each source wiring line and each gate wiring line intersect each other, and a picture element electrode 26 connected to the thin film transistor. In the active matrix substrate, a base member 5a is provided such that the source wiring lines and the gate wiring lines intersect each other, and on the base member 5a, the connecting portion 28a of an auxiliary capacitor electrode and the connecting portion 29a of an auxiliary capacitor wiring line are connected to each other by having therebetween a nitride film 33 composed of a high melting point metal material.
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