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US 9,791,757 B2Granted
Liquid crystal display device and display device
AssigneeJapan Display Inc.
InventorJin Hirosawa
Life of this patent
Estimating the term…
Abstract
According to one embodiment, a liquid crystal display device includes a first substrate including a semiconductor layer including a first extension portion and a second extension portion, a gate line, a first common electrode opposed to at least the second extension portion, a source line extending above the second extension portion, a pixel electrode including a main pixel electrode, a second common electrode including a second main common electrode opposed to the source line, and a first alignment film.
Claims19
A liquid crystal display device comprising:
- a first substrate including a semiconductor layer including a first extension portion extending in a first direction and a second extension portion extending in a second direction crossing the first direction, a first surface of a first insulation film contacting the semiconductor layer, a gate line extending on a second surface of the first insulation film in the first direction and crossing the second extension portion, a first surface of a second insulation film contacting the gate line, a first common electrode formed on a second surface of the second insulation film and opposed to at least the second extension portion of the semiconductor layer, a first surface of a third insulation film contacting the first common electrode, a source line extending on a second surface of the third insulation film in the second direction and extending above the second extension portion, a first surface of a fourth insulation film contacting the source line, a pixel electrode including a main pixel electrode extending on a second surface of the fourth insulation film in the second direction, a second common electrode which includes a second main common electrode extending on the second surface of the fourth insulation film in the second direction and opposed to the source line, and has the same potential as the first common electrode, and a first alignment film contacting the pixel electrode and the second common electrode;
- a second substrate including a second alignment film opposed to the first alignment film;
- and
- a liquid crystal layer held between the first substrate and the second substrate.
1 more element
A display device comprising:
- a first substrate including a first insulating substrate, a semiconductor layer, a first insulation film, a gate line extending in a first direction, a second insulation film, a first transparent electrode, a third insulation film, a source line extending in a second direction, a fourth insulation film, a second transparent electrode, and a first alignment film;
- and
- a second substrate opposed to the first substrate,
- wherein the first insulation film, the second insulation film, the third insulation film, the fourth insulation film, and the first alignment film are stacked in that order from the first insulating substrate to the second substrate, the semiconductor layer is formed between the first insulating substrate and the first insulation film, the gate line is formed between the first insulation film and the second insulation film, the first transparent electrode is formed between the second insulation film and the third insulation film, the source line is formed between the third insulation film and the fourth insulation film, the second transparent electrode is formed between the fourth insulation film and the first alignment film,
- wherein the first transparent electrode is opposed to the source line and extends in the first direction, and is opposed to the gate line and extends in the second direction.
2 more elements
Dependencies are inferred from the claim text.