Digital potentiometer
US5717935A · kind A · utility
16Cited by
5References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 10, 1995 |
| Grant date | Feb 10, 1998 |
| Priority date | — |
| Expiry date | Feb 10, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R25/00
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A digital rheostat or potentiometer which provides both increment and decrement operations from a single input such as a pushbutton. A certain pattern of input actuations will cause the direction of change to reverse. Settings of the potentiometer are stored in nonvolatile memory.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.