Digital fluorographic systems
US4628357A · kind A · utility
5Cited by
8References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 10, 1984 |
| Grant date | Dec 9, 1986 |
| Priority date | — |
| Expiry date | Feb 10, 2004 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/30
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An improved digital fluorographic system for displaying images of objects wherein the improvement is affected in the circuitry for log amplifying the video signal acquired of an object by base line clipping the amplified video signal to remove the chances of adverse results from the high rate of amplification for low input signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.