Variable time-constant type differentiator
US5216375A · kind A · utility
7Cited by
10References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 1991 |
| Grant date | Jun 1, 1993 |
| Priority date | — |
| Expiry date | Sep 24, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K5/088
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A variable time-constant differentiator comprises an operational amplifier t which a signal is inputted through a capacitor; and a variable transconductance amplifier connected between an input terminal to which a signal is applied and an 5 output terminal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.