Input device with multiplexed switches
US6232958A · kind A · utility
8Cited by
6References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 29, 1998 |
| Grant date | May 15, 2001 |
| Priority date | — |
| Expiry date | Dec 29, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M11/20
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An input device for a computer system includes a detection circuit with first and second inputs capable of carrying first and second input signals. A user depressible switch adapted to allow a user to interact with the computer system is placed in series with a rectification device between the two inputs. The rectification device being adapted to limit electrical current in a first direction between the first input and the second input.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.