FREQUENCY-REUSE RADIO LINK Russian patent published in 2004 - IPC

FIELD: radio communications; space and ground frequency-reuse radio links.

SUBSTANCE: device has signal generator 1, power splitter 20, amplitude modulators 3, 4, antiphase amplifier 5, transmitting antenna feeds 6, 7, reference generator 21, clock generator 22, coding unit 23, frequency synthesizer 24, adder 29, switch 30, and n channels each incorporating mixer 26₁ - 26_n, band filter 27₁-27_n, electronic switch 28₁-28_n, and logic unit 41. On receiving end it has receiving antenna feeds 9, 10, position control unit for polarization axes of receiving antenna feeds 20, adders 13, 39, subtracter 12, low-pass filters 18, 19, synchronous detector 15, amplitude limiter 17, master message demodulator 16, reference generator 32, clock shaper 32, frequency synthesizer 33, mixers 34₁-34_n, second band filters 35₁-35_n, maximum choice unit 37, second electronic switches 38₁-38_n, and decoder 40.

EFFECT: enhanced reliability of hiding data transferred and enhanced noise immunity of radio link.

1 cl, 6 dwg