antijamming


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antijamming

[‚an·tē′jam·iŋ]
(electronics)
Any system or technique used to counteract the jamming of communications or of radar operation.
References in periodicals archive ?
13) Although this extra power will not in itself defeat known threats, more power complements every other antijamming technique.
53) It can also carry electronic jamming pods to defend against antiradiation missiles, as well Global Positioning System jamming and antijamming capabilities.
Since this is a more-likely and less-expensive way to disable satellite capability, the primary focus should not be on protecting satellites in space, but on increasing security and defenses for satellite ground stations and mitigating jamming by the use of encryption, antijamming equipment, and "frequency hopping," which avoids interference from jamming on a particular frequency by switching to a new one after transmitting or receiving a packet of data.
By 2015 many competitors will have made strides in countering US space dominance, the report asserted (see "GPS Insurance: Antijamming the System," JED, December 2000, p.
deception and concealment, or active--such as blinding or destroying the adversary's reconnaissance systems), antijamming measures, virus protection, and information counterattack.
The drills will include training maneuvers difficult to conduct in Japan such as jamming and antijamming drills.
Hedy Lamarr, the beautiful Hollywood actress, for example, came up with an idea for antijamming technology, a technique first used by the military and now also implemented in Internet transmission and cellular phones.
3) After breaking up the loops, the power networks should have a larger antijamming capability to meet the N-1 requirements.
23] Yanmin Zhu and Yuan Jiang, "On Optimal Antijamming Strategies in Sensor Networks," International Journal of Distributed Sensor Networks, vol.
The Pentagon is developing antijamming systems, but the "measure-countermeasure" race offers no guarantees regarding which side will have the technological edge once combat occurs.
These include using antijamming measures; hardening the satellites to protect against electromagnetic pulses, radiation, or explosions; adding maneuverability to actively avoid attacks; or including stealth features.
As we will see, even the ability to test the effectiveness of various antijamming technologies is seriously impeded.