Composite type light sensor having plural sensors with different light receiving angle optical characteristics
US4808812A · kind A · utility
20Cited by
10References
17Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 11, 1987 |
| Grant date | Feb 28, 1989 |
| Priority date | — |
| Expiry date | Jun 11, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/1815
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A composite type light sensor compriser of a sensor portion molded into a light-transmitting resin together with light receiving elements and a case portion mounted with light receiving means such as a lens for receiving the sensor portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.