Display unit
US7633484B2 · kind B2 · utility
38Cited by
2References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 3, 2005 |
| Grant date | Dec 15, 2009 |
| Priority date | — |
| Expiry date | Aug 12, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/045
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A display unit includes a display panel having a display screen on which images are displayed, and (b) a touch panel covering the display screen therewith and detecting a touch thereto made by a user. The touch panel detects the touch in accordance with touch-panel drive signals input thereto. The display panel displays images in accordance with display-drive signals input thereto. The touch panel is switched between a first condition in which the touch-panel drive signals are input into the touch panel and a second condition in which the touch panel is electrically open.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.