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- 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。
- 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；
- 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。
- 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。
- 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。
- 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。
- 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。
- 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。
- 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。
- carrier frequency offset estimation 载波频偏估计
- 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。
- frequency offset estimation and correction 频偏估计
- differential frequency offset estimation 频差估计
- carder frequency offset estimation 载波频偏估计
- carrier-frequency offset estimation 载波频偏估计
- carriers frequency offset estimation 载波频率偏移估计
- cartier frequency offset estimation 载波频偏估计
- The pay raise will be offset by inflation. 增加的工资会被通货膨胀所抵销。
- In this paper, a receiver is proposed for the OFDM signal with CoChannel Interference (CCI) and frequency offset.The basic idea is to perform interference suppression before frequency offset estimate. 针对受到共信道干扰的有频率偏移的OFDM信号,该文提出了一种接收机,其基本思想是先做干扰抑制,再做频偏估计。
- He has lowered himself in my estimation. 依我看，他降低了自己的身份。
