美国专利US7378626 (2008年5月27日授权)恐怖分子所掌握的肩上发射的导弹对军用飞机特别是商用飞机构成了实际威胁。为了对付这些肩上发射的导弹,人们研制出了定向红外对抗系统,但这种定向红外对抗系统有的虚警率高,成功率低,难以有效地应 U.S. Patent No. 7,378,626, issued on May 27, 2008, poses a real threat to military aircraft, especially commercial aircraft, by the terrorist shoulders. In order to deal with these shoulder launched missiles, people have developed a directional infrared countermeasure system, but this directional infrared countermeasure system has some false alarm rate, low success rate, it is difficult to effectively respond