Portable device settable in a host apparatus and combined system therefor
US5602652A · kind A · utility
1Cited by
12References
65Claims
0Family size
Inventors
Key dates
| Filing date | Sep 1, 1994 |
| Grant date | Feb 11, 1997 |
| Priority date | — |
| Expiry date | Sep 1, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/3278
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An image transmission system utilizing a portable device includes a light-receiving unit, a unit for generating image data on the basis of an output from the light-receiving unit, and a unit for transmitting the image data generated by the generating unit. The portable device includes a light-emitting unit, and a control unit for causing the light-emitting unit to emit light in accordance with call data and image data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.