The offset of carrier frequency can cause interference between subchannels in a multicarrier system.

对于多载波系统，载波频率的偏移会导致子信道之间产生干扰。

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This paper focuses on carrier frequency offset estimation (CFO) and multiuser interference elimination in uplink OFDMA system based on generalized carrier assignment schemes.

本文针对上行链路任意分配子载波重点研究了载波频偏估计和多用户间干扰消除的方法。

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Frequency width is compressed by decreasing signature-code speed and using bit-signal modulates by different carrier so as to decrease multi-user interference.

利用降低码片速率有效降低每路信号占有的带宽，将每路信息的比特分配在不同的调制载波上，减少了各路信号间的多址干扰。

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