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US 11,531,432 B2Granted
Proximity sensor
AssigneeJapan Display Inc.
InventorsTakayuki Nakanishi, Naoki Takada, Fumitaka Gotoh, Shota Hosaka
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Abstract
A proximity sensor is arranged with a first electrode input with a first signal, a second electrode input with a second signal different from the first signal, a third electrode arranged closer to the first electrode than the second electrode, and the second signal has a reverse phase of the first signal.
Claims6
A proximity sensor comprising:
- a substrate;
- a plurality of translucent first electrodes on the substrate;
- a quadrilateral translucent second electrode having a larger area than an area of one of the translucent first electrodes on a same layer as the translucent first electrodes on the substrate;
- and
- a plurality of third electrodes on the substrate arranged along each of four sides of the substrate,
- wherein
- the translucent first electrodes are arranged in frame-shaped and are arranged outside the quadrilateral translucent second electrode, and
- the third electrodes are arranged outside the translucent first electrodes.
5 more elements
Dependencies are inferred from the claim text.