Device and technique for assigning different inputs to keys on a keypad
US7511700B2 · kind B2 · utility
23Cited by
220References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 25, 2005 |
| Grant date | Mar 31, 2009 |
| Priority date | — |
| Expiry date | Sep 5, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/70
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the invention provide an effective keypad assembly and keypad layout for mobile computing devices. In particular, embodiments of the invention provide keyboard layouts and designs. Additionally, embodiments described herein provide for stack components to make keyboards operable on small-form factor devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.