All-pass filter
US5258716A · kind A · utility
9Cited by
0References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 1992 |
| Grant date | Nov 2, 1993 |
| Priority date | — |
| Expiry date | Jul 15, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H11/18
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
An all-pass filter includes an adder which comprises a variable conductance amplifier and a capacitor connected to the output terminal thereof. The adder is being arranged to add the output of a band pass filter and an input signal together.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.