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- In the proposed method, the correlation properties of the PN weighted factor and the training symbol are utilized in the timing offset estimation. 利用新训练符号中的伪随机序列加权因子和数据序列的相关特性进行符号同步偏移估计;
- Improved Timing Offset Estimation Method For MSK Burst-Mode Signal 改进的MSK突发信号时差估计方法
- timing offset estimation 定时估计
- symbol timing offset estimation 符号定时估计
- Expression that evaluates to the time offset (int). 计算得出时间偏移量(整数)的表达式。
- The Synchronous Performance Improved of OFDM System with Maximum-Likelihood Timing Offset Estimate Arithmetic 最大似然时偏估计算法对OFDM系统同步性能的改善
- It is required that the length of each hop is at least 80 symbols to achieve effective timing error and frequency offset estimation as to demodulate the signal without any delay. 仿真结果表明每跳要传输80比特以上,才能够完成位定时与载波同步并实时解调。
- A concrete control that supports editing a time offset value. 支持编辑时间偏移量的具体控件。
- It has been used in wireless LAN standards such as DVB-T, DBA, IEEE802.11.The channel estimation techniques and timing and frequency offset estimation techniques for OFDM systems are investigated in this paper. 在无线局域网标准如欧洲数字电视标准DVB-T、数字音频广播(DAB)标准、IEEE802.;11系列等标准中均采用了OFDM技术。
- In OFDMA system, each user has its own time offset and CFO (carrier-frequency offset), so the synchronization has became a multiple-parameter estimation problem, and the compensation of time offset and CFO has also became more difficult. 因为在OFDMA系统当中,叠加在一起的不同用户的信号具有不同的符号定时偏移和载波频率偏移,这样同步估计问题就由原来的单参数估计演变为多参数估计,同时同步估计结果的补偿也变的更加困难。
- Because the CORDIC algorithm can change the arctan function and round of angle to addition and shift operation, the novel model presented in the paper can complete frequency offset estimation and correction in digital field in the same time. 由于CORDIC算法能把复杂的反正切函数求解和角度旋转操作转化为简单的移位和加法操作,文中所给出的同步模型可在数字域同时完成频率偏移估计和频率偏移校正。
- By mitigation with the aid of time-frequency interleaving, we develop effective frequency offset estimation under interference in this thesis. 这篇论文,主要是在利用时频交错的协助,发展出在干扰环境下有效的频率偏估测方法。
- The method is still based on the butterfly signal structure of IFFT.The system transmits signal twice for offset estimation. 所提出的方法仍然基于快速傅立叶转换的蝴蝶信号架构上。
- Time offset editor A concrete control that supports editing a time offset value. 支持编辑时间偏移量的具体控件。
- In this paper, three Data-Aided (DA) open-loop frequency offset estimation algorithms-Kay, Fitz, and Luise and Reggiannini(L &R) algorithms - are analyzed. 分析了基于最大似然准则的3种典型数据辅助(DA)开环频偏估计算法:Kay算法、Fitz算法和L &R算法。
- In order to avoid such problems as symbol sliding, phase shift of pseudorandom noise code and carrier phase offset, an improved method of frequency offset estimation is proposed. 摘要为避免采样频率偏差给卫星导航接收机带来的符号位滑动、伪随机噪声码相位移动和载波相位偏差等问题,提出了一种改进的频率偏差估计方法。
- The results handle local time conversion and take into account daylight saving time offset changes with respect to the locale. 结果将处理本地时间转换,并会将与区域设置有关的夏时制时间偏移变化考虑在内。
- In this thesis, a joint symbol timing and carrier frequency offset estimator is proposed for orthogonal frequency division multiplexing (OFDM) systems. 中文摘要本论文里,我们提出了一个应用在正交分频多工系统中的符元时间与载波频率误差估测器。
- We investigate multiuser synchronization problems fundamentally by using maximum likelihood estimation techniques.In particular, we put most efforts on multiuser carrier frequency offset estimation. 我们使用最大概似技术从基础上来研究多用户同步化的问题,特别是著重在多用户频率偏差的估测。
- The study show that symbol timing offset and sampling frequency offset would introduce inter-symbol interference, frequency offset of carriers would result in intercarrier interference. 分析表明:定时偏差和采样频率偏差会引入码间干扰,载波频率偏差会导致载波间干扰。