与其他制导系统不同，GPS导航在所有天气环境和昼夜条件下具有明显的优势。
Unlike many other guidance systems, GPS guidance has a distinct advantage for all weather, day or night combat operations.
低信噪（杂）比条件下运动点目标的检测、跟踪和识别技术是扩展制导武器系统作用距离，加强系统防御能力的关键技术之一。
Low observable small target detection, recognition and tracking algorithms are key technologies to extend the acceptance distance of guidance system and enhance the capacity of defense system.
结合对目标红外特性的研究，阐述了在复杂背景条件下防空导弹对目标的红外成像寻的制导原理。
Combined with the research on ir imaging signature of target, the principle of ir imaging homing guidance technology of air defence missile in clutter background is described.
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