This paper discusses some critical rf planning problems of narrow-band CDMA, such as system capacity, link budget, PN offset and interference isolation.
本文对窄带CD MA系统无线规划的一些关键问题如系统容量、链路预算、PN偏置、干扰隔离等做了比较详细的讨论。
Designing the forward link is one of the important of constructing a CDMA network. The key of designing the forward link is how to assign the PN offset of each base station.
前向链路设计是CD MA网络建设的重要环节之一，而前向链路设计的关键在于分配基站的PN码偏置。
Due to the obvious impact of frequency offset on PN sequences, based on the FH sequence, a symbol synchronization scheme with a conjugate symmetric training sequence is proposed.
针对频偏对PN序列相关性影响比较明显的问题，提出了一种利用FH序列构造的具有共轭对称性质的训练序列进行符号同步的方案。
Doppler compensation techniques: the large Doppler frequency offset can case the performance degraded in PN and carrier synchronizing.
多普勒频移补偿：大的多普勒频移会引起载波同步及伪码捕获性能的下降。
Doppler compensation techniques: the large Doppler frequency offset can case the performance degraded in PN and carrier synchronizing.
多普勒频移补偿：大的多普勒频移会引起载波同步及伪码捕获性能的下降。
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