SATELLITE COMMUNICATION SYSTEM Russian patent published in 1996 - IPC

FIELD: radio engineering. SUBSTANCE: ground part of satellite communication system has information input/output unit 1, controlled oscillator 2, phase modulator 3, upper frequency bound clipper 4, clipper 5, power amplifier 6, antenna 7, preliminary filtration and amplification unit 8, phase demodulator 9, switches 10 and 21, unit 11 for switching operation modes of ground station when control signals and information from users are transmitted. In addition device has connection request packet generator 19, connection frequency converter 20. Relay station has N circuits, each of them has antenna 12, preliminary filtration and amplification unit 13, N pole filters 14, N attenuators 15, adder 16, stepping-up frequency converter 17, power amplifier 18, stepping-down frequency converter 23, oscillator 22. EFFECT: increased functional capabilities. 2 dwg