According to P-code features of large Doppler frequency shift and long code period, the method that shortens the scope of carrier frequency search is studied.
针对P码多普勒频移大、周期长的特点，本文探讨了缩短载频搜索范围的方法。
By the traditional means, people tried to search for a closed form of the analytical expression of the "range doppler" cell's area.
传统的方法是寻找“等距-等多普勒”单元面积的闭合形式的解析表达式。
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