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美国防部的战略战术和中继卫星(Milstar)上装备有抗干扰调零天线,在天线敏感到对它干扰的几秒钟内就可将方向图零点位置对准敌方的干扰波束,自动将敌方发射机的干扰调至零,因此具有很强的抗干扰能力。第1代Milstar的一些卫星已经升空工作。第2代Milstar
The U.S. Department of Defense’s strategic and tactical satellite (Milstar) is equipped with an anti-jamming zeroing antenna that aligns the zero point of the pattern to the enemy’s interfering beam within seconds of being sensitive to the antenna, automatically The enemy’s transmitter to zero interference, it has a strong anti-interference ability. Some of Milstar’s first-generation satellites have been brought to work. 2nd generation Milstar