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Patrick O. Callahan, Jr. Patents |
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Inventor: Callahan, Jr.; Patrick O.
Address: Lusby, MD
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4642638 |
Apparatus for generating enhanced/regenerative bracket decode signals |
February 10, 1987 |
| An improved bracket decoder apparatus including an enhanced bracket decoder ortion and a regenerative bracket decoder portion operates to generate enhanced bracket decode signals and regenerative bracket decode signals. The foregoing combination of decoder portions will allow digital disp |
| 4630049 |
Digital-to-composite IFF video converter |
December 16, 1986 |
| A converter, according to the present invention, operates to convert pertnt IFF data which is in a digital format to an IFF composite video format. The converter is configured to interface with conventional plan-position indicators (PPIs) and decoders. |
| 4630048 |
Three hundred and sixty degree IFF video resynchronizer unit |
December 16, 1986 |
| A 360.degree. IFF video resynchronizer unit for storing pertinent data such s the range, the code, the IFF mode and the azimuth for each reply from associated transponders is disclosed. The 360.degree. IFF video resynchronizer unit is also configured for interfacing with one of a plur |
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