Symbol input device, image forming apparatus including the symbol input device, and method for inputting symbols
US9058102B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 25, 2012 |
| Grant date | Jun 16, 2015 |
| Priority date | — |
| Expiry date | Nov 21, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M11/12
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A symbol input device includes a plurality of symbol keys, a correction key, a time keeping portion for measuring a time for which the symbol key is pressed and held, a storage portion for storing data, and an input receiving portion which accepts input with the symbol key or the correction key, recognizes a time for which the symbol key is pressed and held based on the measurement by the time keeping portion, automatically accepts re-input of the symbol corresponding to the symbol key when the time for which the same symbol key is pressed and held exceeds a predetermined long press time, and increases the long press time every time when the number of correction times that is the number of times of which the correction key has been pressed reaches a predetermined first number of times after the automatic re-input.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.