Display device with transparent capacitor
AssigneeJapan Display Inc.
InventorToshihiro Sato
Life of this patent
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Abstract
A display device is provided including a plurality of pixels, wherein the plurality of pixels is arranged in a matrix form, wherein each of the plurality of pixels has an emission region and a transparent region, and wherein the emission region has a light-emitting element, and the transparent region has at least a part of a storage capacitor having transparency and is covered with at least one electrode of the storage capacitor, a first electrode covers the plurality of pixels, a light-emitting layer is arranged below the first electrode, a second electrode is arranged below the light-emitting layer, and the storage capacitor includes the first electrode.
Claims8
A display device comprising:
- a first substrate having transparency;
- a plurality of pixels arranged in a matrix form on the first substrate;
- and
- a second substrate having transparency on the plurality of pixels,
- the plurality of pixels each comprises:
- a non-transparency region including a first transistor, a second transistor connected to the first transistor, and a light-emitting element connected to the second transistor on the first transistor and the second transistor;
- and
- a transparency region including a capacitor connected to the second transistor, wherein
- the light emitting element includes an anode, a light-emitting layer on the anode, and a cathode on the light-emitting layer,
- the anode includes a light reflection layer,
- the cathode has transparency,
- the anode overlaps the first transistor and the second transistor,
- the light-emitting element emits light in a direction from the light-emitting layer toward the second substrate,
- the first transistor and the second transistor are arranged between the first substrate and the anode,
- each of the pixels has a first layer which includes the first transistor and the second transistor, a second layer which includes an insulation film and is arranged on the first layer, and a third layer which includes the light-emitting element and is arranged on the second layer,
- the second layer has an aperture where the second layer is removed in the transparency region, and
- the capacitor covers a side portion of the second layer which is exposed to the aperture.
A display device comprising:
- a first substrate having transparency;
- a plurality of pixels arranged in a matrix form on the first substrate;
- and
- a second substrate having transparency on the plurality of pixels,
- the plurality of pixels each comprises:
- a non-transparency region including a light-emitting element;
- and
- a transparency region including a capacitor,
- wherein
- the light emitting element includes an anode, a light-emitting layer on the anode, and a cathode on the light-emitting layer,
- the anode includes a light reflection layer,
- the cathode has transparency,
- the light-emitting element emits light in a direction from the light-emitting layer toward the second substrate,
- each of the pixels has a first layer which includes an inorganic insulation film, a first transistor, and a second transistor, a second layer which includes an insulation film and is arranged on the first layer, and a third layer which includes the light-emitting element and is arranged on the second layer,
- the second layer has an aperture where the second layer is removed in the transparency region, and
- the capacitor covers a side portion of the second layer which is exposed to the aperture.
Dependencies are inferred from the claim text.