Displays for portable electronic apparatus
US8064962B2 · kind B2 · utility
50Cited by
67References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 9, 2006 |
| Grant date | Nov 22, 2011 |
| Priority date | — |
| Expiry date | Aug 4, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/16
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A portable electronic device, for example a cellular telephone or a personal digital assistant, has an internal screen for the display of information, the electronic device also having an external screen arranged to receive information from the electronic device and being capable of displaying this information on an electro-optic medium. There is also provided a cellular telephone having a visual indicator comprising an electro-optic medium having at least two different display states, the electro-optic medium being arranged to change its display state when a call is received by the telephone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.