您要查找的是不是:
- symbol synchronization error 码元同步误差
- The implementation architecture based on FPGA is also introduced, which solves the symbol synchronization problem under large earner offset. 通过联合进行符号同步与载波同步,有效减少了载波偏差对符号同步的干扰。
- Therefore, this thesis focuses on investigating the frame (time-slot) synchronization and symbol synchronization techniques based on CMMB system. 本文将对基于CMMB系统的帧(时隙)同步和符号同步技术展开研究。
- The experimental results show that the algorithm reduces the setting time of symbol synchronization in QAM receiver and has good performance when SNR is low. 仿真结果表明,该方法缩短了QAM接收机符号同步建立时间,在低信噪比情况下的性能仍良好。
- This will result in the Inter Carrier Interference (ICI), and the synchronization error of the OFDM symbols will bring the Inter Symbol Interference (ISI). The channel state estimation will also be affected seriously. OFDM载波频率偏差会带来OFDM的子信道间干扰(ICI),而OFDM数据符号同步的误差将会引入数据符号间干扰(ISI),同时还会对信道估计带来严重的影响。
- Because the synchronization error is independent of information signal, the power and frequency of information signal can be equivalent to that of chaotic signal. 由于同步误差与信息信号无关,从而在增大信息信号功率的同时允许其频率与混沌信号的频率相当。
- The diagram becomes locked and the Error List window indicates that a synchronization error occurred because checkout was cancelled. 关系图被锁定,“错误列表”窗口指出由于签出操作被取消而出现同步错误。
- This hotfix introduces a new registry key that prevents subsets of these files from generating this specific synchronization error. 此修补程序引入了一个新注册表项,可以防止这些文件的子集生成此特定的同步错误。
- The influence of symbol synchronization on receiver performance is analyzed and a synchronization algorithm of improving Inter-Symbol-Interference(ISI) caused by multi-path effects is proposed. 摘要 分析了符号同步对接收机性能的影响,提出了改善多径效应带来符号间干扰的一种同步算法。
- Then, we modulate the formal parameter-modulated system.In the receiver, the information is demodulated by analyzing synchronization error . 然后,改进了一般参数调制系统,利用同步误差解调出信号,提高了系统的抗干扰能力;
- However, OFDM is sensitive to synchronization error and channel estimation error and it has the weakness of the high Peak-to-Average Power Ratio (PAPR) of the transmitted signal. 但是,OFDM不仅对于同步误差和信道估计误差非常敏感,而且还伴随发射信号高峰平比(PAPR)的缺点。
- Symbol synchronization control in BDB-T system 数字电视地面广播中的符号同步控制
- How to monitoring synchronizing error,and using 80196KC to control exciter. 以及同步电动机失步检测及以80196KC进行控制的方法。
- Symbol Synchronization Algorithm 符号同步算法
- Clock synchronization error of IEEE 1588 standard is theoretically analyzed.At last, concrete systemwide application strategies of IEEE 1588 standard in area power network are researched. 文章从理论上分析了IEEE 1588标准的时钟同步误差,最后从全网的角度探讨了该标准的具体应用策略。
- The decorrelation caused by the time and frequency synchronization errors is presented for the first time. 基于该误差模型,分析了时间和频率同步误差对干涉相位的影响,首次推导了同步误差导致的信号去相关。
- OFDMA inherits from OFDM the weakness of being sensitive to synchronization errors, especially to carrier frequency offset(CFO). OFDMA系统继承了OFDM对同步误差敏感的缺点,尤其是对载波频率偏移(CFO)。
- Symbol Synchronization Methods for High Alphabet Systems 主字母体制符号同步方法研究
- First the average and worst Bit error rate(BER) expression of QS-CDMA system was deduced, when the synchronous error is uniformly distributed within the symmetrical area. 我们首先推导出了QS-CDMA系统同步误差在对称区间上均匀分布的平均情况和最坏情况下系统误码率(BER)的表达式。
- Design of a Nyquist Filter Used in Symbol Synchronization 一种用于符号同步的奈奎斯特滤波器优化设计