In order to expand the group of ades on communication system with asynchronous code division multiaddress (CDMA), the possibility of using chaotic spreading sequences was researched.
为了增加异步码分多址通信系统的可用码组,研究了在该系统中使用混沌扩频序列的可能性。
The theoretical analysis shows that the chaotic sequences serve as spreading codes for A-CDMA.
理论分析表明,该混沌序列具有较理想的A - CD MA扩频码性能。
Algorithms based on DMMSE (Difference minimum mean square error) criterion of adaptive multi users detector for short spreading sequences DS CDMA systems is proposed.
给出了基于差分最小均方误差(DMMSE)准则的短扩频序列ds - CD MA自适应多用户检测算法。
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