Snychronization is a key problem in all telecommunication systems and it plays a more important role in OFDM system because OFDM is a multi-carrier system.
同步是任何通信系统的关键问题,在OFDM这样的多载波系统中的显得更为重要。
参考来源 - 中国地面数字电视多载波模式（DMBIn Section V, the performance of combined LDPC coding and adaptive bit power allocation algorithms in multicarrier system is researched.
第五章研究了结合LDPC编码的多载波系统中的自适应比特功率分配算法的性能。
参考来源 - 多载波系统中自适应资源分配算法和LDPC编码研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
The offset of carrier frequency can cause interference between subchannels in a multicarrier system.
通过研究有效的无线资源分配策略，可以提高多载波系统的传输性能。
Through the study of efficient allocation strategy, the performance of multi-carrier system can be improved.
因此自适应分配算法得到广泛关注，是当前多载波系统研究的热点问题之一。
Therefore adaptive allocation algorithms have been widespread concerned and become one of the focuses in multi-carrier system re.
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