Hand-held display device
US7236146B2 · kind B2 · utility
10Cited by
16References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 19, 2003 |
| Grant date | Jun 26, 2007 |
| Priority date | — |
| Expiry date | Mar 12, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display device comprising a first body and a second body, the second body connected to the first body at a rotary connection. A display element, which may include one or more light-emitting diodes, is disposed on the second body. A controller is electrically connected to the first display element so as to vary the state of the display element in response to relative movement between the first body and second body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.