CPC G02F 1/134372 (2021.01) [G02F 1/136 (2013.01); G02F 1/1337 (2013.01); G02F 1/1368 (2013.01); G02F 1/13439 (2013.01); G02F 1/133345 (2013.01); G02F 1/133707 (2013.01); G02F 1/134309 (2013.01); G02F 1/134363 (2013.01); G02F 1/136227 (2013.01); G02F 1/136277 (2013.01); G02F 1/136286 (2013.01); G02F 1/13685 (2021.01); G02F 1/134318 (2021.01); G02F 2201/121 (2013.01)] | 10 Claims |
1. An FFS-mode liquid crystal display device comprising:
an auxiliary wiring electrically connected to a common electrode in a pixel portion and comprising a region arranged parallel or substantially parallel to a source wiring in a plan view of the pixel portion;
a top-gate transistor electrically connected to the source wiring;
a pixel electrode electrically connected to the top-gate transistor and comprising a plurality of openings;
a first organic insulating film below the source wiring; and
a second organic insulating film over the source wiring,
wherein each of the common electrode and the pixel electrode comprises indium tin oxide or indium zinc oxide, and
wherein the auxiliary wiring comprises one or more element selected from aluminum, tantalum, titanium, molybdenum, tungsten, neodymium, chromium, nickel, platinum, gold, silver, copper, magnesium, scandium, and cobalt.
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