System employs electronically randomized variant of quadraphase modulation and demodulation between two synchronized transceivers. System uses off-the-shelf components. It may be used with digital data, command signals, delta-modulated voice signals, digital television signals, or other data converted to digital form.
Secure communications system
NASA Tech Briefs ; 2 , 2
01.09.1977
Sonstige
Keine Angabe
Englisch
IEEE | 1998
|Secure Fiberoptic Communications
British Library Online Contents | 2003
|British Library Conference Proceedings | 1998
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