提出了一种新的无线信道下基于循环前缀的正交频分复用系统符号定时同步算法。
A symbol timing algorithm for orthogonal frequency division multiplexing (OFDM) systems with the cyclic prefix under wireless channels is proposed.
接着,介绍了基于内插的MPSK信号符号同步的算法,以及各模块的硬件实现。
And then, the algorithm based on the interpolation of MPSK symbol synchronization, as well as the hardware implementation of the modules is introduced.
针对正交频分复用(OFDM)系统提出了一种新的符号定时和载波频率同步算法。
A new symbol timing and carrier frequency synchronization scheme applicable to orthogonal frequency division multiplexing (OFDM) system was presented.
OFDM系统的训练符号定时同步算法是一种传统的定时算法。
The timing synchronization algorithm of training symbols for the OFDM systems is an old timing algorithm.
本文研究OFDM分组传输系统的符号同步与频偏估计算法。
This paper investigated the timing and frequency offset estimation algorithm of OFDM burst transmission systems.
该算法的定时尺度曲线仅在正确定时点处出现一个尖峰,大大提高了分辨率,从而可以更加准确的进行符号同步。
The timing curve of this algorithm will present a spike pulse only at the right time, the resolution is greatly enhanced, so the symbol timing will be more accurate.
本文的定时同步算法分为帧同步和符号定时两部分。
The proposed timing synchronization algorithms consist of frame synchronization and symbol timing.
在符号同步其它性能指标不变的情况下,该算法大大地减少了运算量、缩短了同步建立时间。
When other performance indexes is fixed, the algorithm greatly decreases the mounts of calculation and shortens the synchronization establishing time.
其中软件算法部分全部在主机CPU中实现,其中包括信道初始化,比特分配策略,符号同步,信道均衡,回波抵消,编码解码,FFT和IFFT等等。
The software algorithms are realized in host CPU, including channel parameters estimation, bit allocation, equalization, echo cancellation, FFT, IFFT, encoding, decoding, etc.
根据LDPC码译码算法的统计特性,提出了一种新的符号同步误差校正算法。
Based on the statistical properties of LDPC decoding algorithm, a new timing error recovery algorithm is presented.
根据LDPC码译码算法的统计特性,提出了一种新的符号同步误差校正算法。
Based on the statistical properties of LDPC decoding algorithm, a new timing error recovery algorithm is presented.
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