Radio monitoring system varies in frequency short signal

摘要

The invention relates to the field of radio engineering and may be used in adaptive systems for the detection of the changing radio frequency, including discontinuously, at short signal reception over a wide bandwidth.; Achieved result is to increase the noise immunity and ensuring the required sensitivity and reliability of receiving short varying frequency signals over a broad bandwidth and improved electromagnetic compatibility and to reduce processing time and detection of short signals.; Achieving this result is provided in the system of radio-varying frequency short signal containing a radio receiver, the input of which an analog signal is supplied, and in which the conversion of the analog signal to an IF signal, analog-conversion and band pass filtering and digital signal processing devices, wherein are serially connected buffer device, tunable receiver of digital signals, and a RAM, and interconnected digital phi tr, the comparison section and memory, wherein the respective inputs and outputs of digital signal processor units are connected to the respective outputs and computer inputs with a radio receiver system at the entrance set power splitter, the outputs of which are connected to n radio receiving channels, each channel is a superheterodyne type radio receiver with digital signal processing and the outputs of each channel are connected to respective inputs of a multiplexer / demultiplexer, the control O rows are connected to the control inputs of each channel, the other input and the output of the multiplexer / demultiplexer connected respectively to the output and the input electron-optical converter associated with the first transceiver optical band signals, optically connected to the second transceiver signal optical band, entered into the device of digital signal processing, and second band optical signals inputted transceiver coupled to the optoelectronic transducer associated with the Introduction nym selector received signals corresponding to the outputs of which are connected to the inputs of the buffer and the digital filter device, and the control input of the selector of the received signals is connected to the control output computer.