In a mobile environment, ICI is mainly caused by Doppler frequency shift. While, when combined with CDMA, Multiple Access Interference (mai) is another key factor affecting system performance.
在移动环境下,ICI的产生主要由多普勒频移引起,同时,与CDMA结合后,CD MA系统本身的多址干扰(MAI)也是影响系统性能的关键因素。
The results shown that the MAI performance of NHZ quasi-synchronous system used NHZ sequences outperforms the asynchronous system employing random hopping frequency sequences.
研究结果表明,采用NHZ跳频序列的准同步跳频通信系统的MAI性能优于采用随机跳频序列的异步跳频通信系统。
The results shown that the MAI performance of NHZ quasi-synchronous system used NHZ sequences outperforms the asynchronous system employing random hopping frequency sequences.
研究结果表明,采用NHZ跳频序列的准同步跳频通信系统的MAI性能优于采用随机跳频序列的异步跳频通信系统。
应用推荐