Touch sensor, window stack structure including the same and image display device including the same
US11449184B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Jul 27, 2021 |
| Grant date | Sep 20, 2022 |
| Priority date | — |
| Expiry date | Jul 27, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2203/04111
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A touch sensor according to an embodiment of the present invention includes a substrate layer having an active region and a peripheral region, a plurality of sensing channel columns and a plurality of sensing channel rows disposed on the active region of the substrate layer and extending in directions crossing each other, channel column traces branching from the sensing channel columns and extending on the peripheral region, channel row traces branching from the sensing channel rows and extending on the peripheral region, and a trace connector coupling the channel column traces branching from the same sensing channel columns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.