RADIO COMMUNICATION CIRCUIT ELECTRONIC JAMMING METHOD Russian patent published in 2022 - IPC F42D5/04 

Abstract RU 2765480 C1

FIELD: physics.

SUBSTANCE: invention relates to a technique for preventing initialisation of an explosive device controlled via a wireless communication. In the radio-electronic jamming method, the fuse, which is a receiving-actuating device, is placed in the space, where external electromagnetic radiation is artificially limited, at least one radiating antenna from a noise generator, which is a blocker, is also placed inside this space. Outside said space, there is a receiver which receives signals in the operating range of the noise generator and transmits to the control system information on the detected operating frequencies with a signal level higher than a certain level. Noise generator under control of the control system suppresses the operating frequencies detected by the receiver with the maximum or selected signal level. Space for artificial limitation of electromagnetic radiation can be created, for example, by placing or covering the receiving-actuating device with one of the tank, dome or prefabricated structure, which are made using the material screening against electromagnetic interference.

EFFECT: reduced probability of radio-controlled detonating fuse.

7 cl

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RU 2 765 480 C1

Authors

Dates

2022-01-31Published

2021-04-22Filed