Numeric keypad having keys assigned multiple-strokes for ideographic character input
US7382291B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2004 |
| Grant date | Jun 3, 2008 |
| Priority date | — |
| Expiry date | Dec 8, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0233
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A numeric keypad (100) for entering ideographic characters is provided. The numeric keypad (100) comprises a first set of input keys (102) corresponding to numerals 1, 2, 3, 4, and 5, and a second set of input keys (104) corresponding to numeral 6, 7, 8, 9, and 0. Each of the first set of input keys (102) has a predefined single character stroke, which complies with the GB18031 standard. The second set of input keys (104) is assigned a first particular sequence of the predefined single character strokes and a second particular sequence of the predefined single character strokes different from the first particular sequence of the predefined single character strokes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.