Light detector employing trapezoidal chips
US10955266B2 · kind B2 · utility
0Cited by
11References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2019 |
| Grant date | Mar 23, 2021 |
| Priority date | — |
| Expiry date | Dec 17, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01D5/142
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A position sensor employing silicon photodiodes formed from trapezoidal chips mounted on a printed circuit board detects angular positions of a rotor shaft within a galvanometer-based optical scanner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.