All of those are important for choice signature sequences in the spectrum code-division multiple-access communication systems.

所有这些参量对于在扩展频谱码分多址通信系统中，指导特征序列的选取有着极为重要的意义。

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The modeling and analysis of orthogonal variable spreading factor (OVSF) codes assignment in wideband code division multiple access (WCDMA) cellular communication systems are presented.

对宽带码分多址(WCDMA)蜂窝移动通信系统中下行链路的正交可变扩频因子(OVSF)码字分配问题进行了建模分析。

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Code division multiple access (CDMA) has received a great deal of attention asan access method for the third-generation mobile communication systems.

码分多址（CDMA）技术作为第三代移动通信系统的主要接入方式，受到了人们的密切关注。

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