Method for electrically driving a switchable optical element
US10823991B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Mar 27, 2018 |
| Grant date | Nov 3, 2020 |
| Priority date | — |
| Expiry date | Mar 27, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/13756
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method for electrically driving a switchable optical element is provided wherein the state of a liquid-crystalline medium is controlled by an applied electric field. The provided method comprises at least one of
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.