TREA

Secret communication

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Industry

  • CPC
  • H04K1/00
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Parent Industries

HELECTRICITY H04Electric communication H04KSECRET COMMUNICATION JAMMING OF COMMUNICATION

Current Industry

H04K1/00Secret communication

Sub Industries

H04K1/003by varying carrier frequency at or within predetermined or random intervals H04K1/006by varying or inverting the phase, at periodic or random intervals H04K1/02by adding a second signal to make the desired signal unintelligible H04K1/025using an analogue chaotic signal H04K1/04by frequency scrambling H04K1/06by transmitting the information of elements thereof at unnatural speeds or in jumbled order or backwards H04K1/08by varying the polarisation of transmitted waves H04K1/10by using two signals transmitted simultaneously or successively
Industries