Electronic apparatus with light communication
US5051601A · kind A · utility
36Cited by
11References
49Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 17, 1989 |
| Grant date | Sep 24, 1991 |
| Priority date | — |
| Expiry date | Aug 17, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B10/1143
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
There is disclosed an electronic apparatus in which signal transmission, for example a command signal from a control unit or a detection signal from a detector, is conducted by light from an emitting unit to a receiving unit. This eliminates signal transmission by cables, thus avoiding complicated wiring operations, preventing noises and reducing the volume of the apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.