Touch panel control device with touch time and finger direction discrimination
US4899138A · kind A · utility
106Cited by
14References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 29, 1988 |
| Grant date | Feb 6, 1990 |
| Priority date | — |
| Expiry date | Feb 29, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/04883
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In a touch panel control device for providing control signals to select an operation mode for an electronic device according to how the finger touches a touch panel, a timer starts its operation from the time instant when the finger touches the touch panel, and the direction and distance of movement of the finger in a predetermined period of time are detected, to control the operation of the electronic device or the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.