Projector, network system including projector, and method of controlling projector on network system
US7059722B2 · kind B2 · utility
8Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2001 |
| Grant date | Jun 13, 2006 |
| Priority date | — |
| Expiry date | Aug 21, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4788
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A projector comprises an optical engine which projects an image based on a video signal; a circuit section which controls operation of the optical engine; a power source which supplies electric power to the circuit section; a network interface, through which the circuit section communicates with a remote network terminal device; and a hub which is connected to the network interface and includes a plurality of ports. The network interface communicates with the remote network terminal device through one of the ports of the hub. Further, the power source of the projector supplies electric power to the hub.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.