True logarithmic amplifier having a variable gain amplifier
US5159280A · kind A · utility
4Cited by
7References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 8, 1991 |
| Grant date | Oct 27, 1992 |
| Priority date | — |
| Expiry date | Mar 8, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03G7/00
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A true logarithmic amplifier including a gain controlled amplifier having an RF signal input and a gain control input and a successive detection logarithmic amplifier having an RF signal input and a video output connected to the gain control input.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.