Patent RU-94021183-A (RU)
Inventor: BUTENKO V I
IPC: G01S7/38
Filed: 1994-06-07
Abstract: FIELD: jamming stations. SUBSTANCE: proposed automatic station of counterjamming to tracking radars includes receiving antenna, input splitter of SHF signals, device for short-time reconstruction of carrier frequency, input SHF amplifier, first and second SHF couplers, SHF commutator, output SHF amplifier, transmitting antenna, device forming counterjamming, device registering pulse and continuous probing signals, amplitude detector, phase modulator, logic inhibition element, former of gating and modulating pulses, device for control and time programming, device for logic processing of signals, first and second formers of low-frequency modulating voltages. Receiving antenna is connected to SHF input of inputs SHF splitter which first SHF output is linked to SHF input of device for short-time reconstruction of carrier frequency. Second SHF output of input splitter of SHF signals is connected to SHF input of input SHF amplifier which phase modulation input is connected to first output of phase modulator. Third SHF input of input splitter of SHF signals is linked to SHF input of device forming counterjamming which control input is connected to terminal for sending of control instruction. Fourth input of input splinter of SHF signals is connected to SHF input of device registering pulse and continuous probing signals. Output of signal of presence of regular pulse radiation of it is connected to first information input of device for control and time programming and output of signal of presence of regular continuous radiation - to second information input of device for control and time programming. Fifth SHF output of input splitter of SHF signals is connected to SHF input of amplitude detector which output is connected to videoinput of device registering pulse and continuous probing signals and to videoinput of former of gating and modulating pulses. Control input of device for short-time reconstruction of carrier frequency is connected to first input of device for logic processing of signals and to gating pulse output of former of gating and modulating pulses which output of modulating pulse is linked to second input of device for logic processing of signals. SHF output device for short-time reconstruction of carrier frequency is connected to first SHF input of first SHF coupler which second SHF input is connected to SHF output of input SHF amplifier. SHF output of first SHF coupler is connected to SHF input of SHF commutator which control input is connected to output of logic inhibition element. SHF output of SHF commutator is connected to first SHF input of second coupler which second input is connected to SHF output of device forming counterjamming. SHF output of second SHF coupled is coupled to SHF input of output SHF amplifier which SHF output is connected to transmitting antenna and phase modulation input - to second output of phase modulator. Output of device forming countejamming is connected to inhibition input of logic inhibition element which signal input is connected to output of device for logic processing of signals. Control input of phase modulator is connected to fourth output of device for control and time programming which first output is linked to control input of former of gating and modulating pulses which second output is connected to control input of second former of low-frequency modulating voltage and which third output is linked to control input of first former of low-frequency modulating voltage. Output of first generator of low-frequency modulating voltage is connected to third input of device for logic processing of signals which fourth input is connected to output of second generator of low-frequency modulating voltage. EFFECT: increased functional reliability and efficiency of station.