Communications: directive radio wave systems and devices (e.g. – With particular circuit – For pulse modulation
Patent
1990-03-26
1991-10-15
Sotomayor, John B.
Communications: directive radio wave systems and devices (e.g.,
With particular circuit
For pulse modulation
342 22, 342 13, G01S 1310
Patent
active
050578464
ABSTRACT:
A ground (or similar)--probing radar system in which the signal radiation is interrupted for short intervals. Reception is possible during these intervals and the dead range is virtually eliminated.
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Boules, Raouf N., "Propagation Velocity of Electromagnetic Signals in Lossy Media in the Presence of Noise", PhD Thesis, Department of Electrical Engineering, The Catholic University of America, Washington, D.C. 20064, 1989.
Geophysical Survey Systems, Inc.
Sotomayor John B.
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