Mobile communications device with main display area and touch sensitive display area and keypad
US7289829B2 · kind B2 · utility
1Cited by
7References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2001 |
| Grant date | Oct 30, 2007 |
| Priority date | — |
| Expiry date | Jan 25, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/22
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A mobile communications device having a main display area for displaying information to a user and a keypad for user data entry. The device further comprises a touch sensitive display area configured to display one or more function keys and to allow selection of the one or more functions by contact with the touch sensitive display area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.