“爱国者”防空导弹系统的研制初衷是为美国陆军提供一种先进的陆基防空能力,以应对前华约集团的威胁。但随着威胁目标的不断变化,该系统已经成为系统能力持续升级的典范。从原型到PAC-2系统的升级改进雷声公司一体化防空反导商业研发部副部长约瑟夫·迪安东尼称:“20世纪80年代初期陆军提出空地一体战,‘爱国者’系 The original intention of the Patriot air defense missile system was to provide the United States Army with an advanced ground-based air defense capability in response to the threats of the former Warsaw Pact group. But as the threat goal changes constantly, the system has become a model for the continual escalation of system capabilities. From Prototype to PAC-2 System Upgrades and Improvements Joseph DeTony, vice president of R & D at Raytheon’s integrated air defense counterterrorism agency, said: ”In the early 1980s, the Army proposed a land-one war and a Patriot system