Display device and manufacturing method thereof
AssigneeJapan Display Inc.
InventorsShuji HAYASHI, Hayato KURASAWA, Takayuki NAKANISHI, Mitsuhide MYAMOTO, Hiroshi MIZUHASHI, Yoshitoshi KIDA
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Abstract
Disclosed is a display device including: a plurality of pixel electrodes; a plurality of opposing electrodes located over the plurality of pixel electrodes and arranged in a stripe shape; and an EL layer sandwiched between the plurality of pixel electrodes and the plurality of opposing electrodes. The plurality of opposing electrodes is electrically independent from one another. Each of the opposing electrodes may be electrically independent from the plurality of metal films. The plurality of metal films may be electrically floating.
Claims20
A display device comprising:
- a plurality of pixel electrodes;
- a plurality of opposing electrodes over the plurality of pixel electrodes, the plurality of opposing electrodes being arranged in a stripe shape;
- and
- an EL layer sandwiched between the plurality of pixel electrodes and the plurality of opposing electrodes,
- wherein the plurality of opposing electrodes is electrically independent from one another.
A display device comprising:
- a first pixel and a second pixel adjacent to each other in a display region, the first pixel and the second pixel each including a pixel electrode, an EL layer over the pixel electrode, and an opposing electrode over the EL layer;
- a first insulating film covering edges of the pixel electrodes of the first pixel and the second pixel and sandwiched between the pixel electrode and the EL layer in the first pixel and the second pixel;
- and
- a structural member over and in contact with the first insulating film, the structural member being located between the opposing electrodes of the first pixel and the second pixel,
- wherein the opposing electrodes of the first pixel and the second pixel are electrically separated from each other.
A display device comprising:
- a first pixel and a second pixel adjacent to each other in a display region, the first pixel and the second pixel each including a pixel electrode, an EL layer over the pixel electrode, and an opposing electrode over the EL layer;
- and
- a first insulating film covering edges of the pixel electrodes of the first pixel and the second pixel and sandwiched between the pixel electrode and the EL layer in the first pixel and the second pixel,
- wherein the first insulating film has a trench sandwiched between the opposing electrodes of the first pixel and the second pixel, and
- wherein the opposing electrodes of the first pixel and the second pixel are electrically separated from each other.
A manufacturing method of a display device, the manufacturing method comprising:
- forming a first pixel electrode and a second pixel electrode adjacent to each other;
- forming a first insulating film so as to cover edges of the first pixel electrode and the second pixel electrode;
- forming a structural member over the first insulating film, the structural member including at least one of an organic insulator and an inorganic insulator;
- forming an EL layer over at least the first pixel electrode and the second pixel electrode;
- and then
- forming a first opposing electrode over the first pixel electrode and a second opposing electrode over the second pixel electrode by forming a conductive film over the EL layer and the first insulating film exposed from the EL layer.
Dependencies are inferred from the claim text.