Beam steering device and electronic apparatus including the same
US10983413B2 · kind B2 · utility
4Cited by
2References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2017 |
| Grant date | Apr 20, 2021 |
| Priority date | — |
| Expiry date | Jun 14, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2203/50
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A beam steering device includes an optical waveguide configured to split input light into a plurality of split light along a plurality of paths and output the plurality of split light to a plurality of output terminals which are aperiodically arranged, a plurality of phase shifters provided in the plurality of paths, wherein at least two phase shifters among the plurality of phase shifters have different phase delay length, and a signal input unit configured to supply a uniform signal to each of the plurality of phase shifters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.