Inventor
ROTHER DIETRICH
DE4 patents
Patents
4 patentsUS4718113AJan 5, 1988
Zero-IF receiver wih feedback loop for suppressing interfering signals
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Data processing system having an encryption device
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US4955039ASep 4, 1990
Quadrature receiver
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US4757535AJul 12, 1988
System for encrypted information transmission
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