In communication systems, the synchronization of the receiver requires to accurately estimate a number of parameters such as the carrier frequency and phase offset.
在通信系统中,接收机的同步要求精确地估计一些参数,比如载波频率和相位偏移。
The simulation for QPSK shows that the algorithm can estimate the carrier phase and frequency offset accurately and reduce the system BER effectively.
结果表明,用该算法可以精确估计载波相位和频差,有效地降低系统的误码率。
Demonstrating the feasibility using CS (Cyclostationary) algorithms to estimate frequency offset in selective channel.
验证了把CS(周期平稳过程算法)应用于选择性信道下进行频偏估计的可行性。
Therefore, it is of primary importance to accurately estimate this frequency offset and compensate for it prior to performing detection. This is the task of frequency synchronization.
由此可见,在检测之前对频偏进行准确的估计和有效的补偿是非常重要的,这便是频率同步所要完成的任务。
Various existing synchronization algorithm to estimate symbol timing offset and carrier frequency offset can be classified into blind and pilot-aided methods and algorithm based on cyclic prefix.
目前,估计载波频率偏差和符号定时偏差的算法主要有数据辅助的方法和非数据辅助的方法以及基于循环前缀的算法。
It is able to estimate the fractional part and integral part of frequency offset at the same time.
它可以同时估计频偏的小数和整数部分。
In order to ensure the reliability and stability of the communication link in the data transmission, we have to estimate the Doppler frequency offset, and amend it.
为了保证通信链路中数据传输的可靠性与稳定性,需要估计出多普勒频偏,并对其进行修正。
Simulations show that the performance of the frequency estimator based on Weighting Function provides an excellent estimate of frequency offset in wireless systems.
最后通过计算机的仿真验证分析,可以看到在无线系统中这种算法确实具有良好的性能。
Simulations show that the performance of the frequency estimator based on Weighting Function provides an excellent estimate of frequency offset in wireless systems.
最后通过计算机的仿真验证分析,可以看到在无线系统中这种算法确实具有良好的性能。
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