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US 11,908,409 B2Granted
Display apparatus
AssigneeJapan Display Inc.
InventorsKazuyoshi Omata, Hiroyuki Kimura, Makoto Shibusawa, Hiroshi Tabatake
Life of this patent
Estimating the term…
Abstract
According to one embodiment, a display apparatus includes a plurality of semiconductor layers, a first insulation film, a first conductive layer, a second insulation film and a display element includes a second conductive layer. The first conductive layer and the second conductive layer are opposed to each other to form a capacitance unit.
Claims11
A display device including a plurality of pixels, the display device comprising:
- a semiconductor layer;
- a first insulation layer on the semiconductor layer;
- a first conductive layer on the first insulation layer;
- a second insulation layer on the first insulation layer and the first conductive layer;
- a second conductive layer on the second insulation layer;
- a third insulation layer on the second insulation layer and the second conductive layer;
- a third conductive layer on the third insulation layer;
- and
- a partition insulation layer on the third insulation layer and the third conductive layer;
- each of the plurality of pixels comprising:
- a display element electrically connected to and between a first conductor and a second conductor;
- and
- a drive transistor electrically connected to and between the first conductor and the display element and configured to control a current value from the first conductor to the display element, wherein
- the first conductor is electrically connected to a high potential power line,
- the second conductor is electrically connected to a low potential power line,
- one of electrodes of the display element is formed in the third conductive layer,
- a channel of the drive transistor is formed in the semiconductor layer,
- a gate of the drive transistor is formed in the first conductive layer,
- the second conductive layer extends so as not to contact the gate, and not to contact a source or a drain of the drive transistor,
- the one of electrodes of the display element, the second conductive layer, and the gate of the drive transistor overlap with each other in a plane view,
- the partition insulation layer covers an edge of the one of electrodes of the display element, and
- the partition insulation layer includes an opening exposing a part of an upper surface of the one of electrodes of the display element.
19 more elements
A display device including a plurality of pixels, the display device comprising:
- a semiconductor layer;
- a first insulation layer on the semiconductor layer;
- a first conductive layer on the first insulation layer;
- a second insulation layer on the first insulation layer and the first conductive layer;
- a second conductive layer on the second insulation layer;
- a third insulation layer on the second insulation layer and the second conductive layer;
- and
- a third conductive layer on the third insulation layer,
- each of the plurality of pixels comprising:
- a display element electrically connected to and between a first conductor and a second conductor;
- and
- a drive transistor electrically connected to and between the first conductor and the display element and configured to control a current value from the first conductor to the display element, wherein
- the first conductor is electrically connected to a high potential power line, and
- the second conductor is electrically connected to a low potential power line,
- one of electrodes of the display element is formed in the third conductive layer,
- a channel of the drive transistor is formed in the semiconductor layer,
- a gate of the drive transistor is formed in the first conductive layer,
- the second conductive layer extends so as not to contact the gate, and not to contact a source or a drain of the drive transistor,
- the one of electrodes of the display element, the second conductive layer, and the gate of the drive transistor overlap with each other in a plane view, and
- the second conductive layer extends between adjacent two pixels in the plurality of pixels continuously.
17 more elements
Dependencies are inferred from the claim text.