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- rule of channel estimation 信道估计准则
- A novel OFDM channel estimation algorithm is proposed by exploiting the sparsity of channel impulse response. 摘要针对OFDM系统，利用信道冲激响应的稀疏特性，提出了一种新的OFDM稀疏信道估计算法。
- This paper gives the ML and MMSE method of channel estimation in DVB-T system and gives an iterative detection of transmitted signals using EM algorithm. 摘要针对多径信道环境下的DVB-T系统，给出了数学期望最大(EM)算法迭代检测发送信号的方法，初始信道的频率响应采用最大似然(ML)和最小均方误差(MMSE)方法进行估计。
- Such method could better track channel change and eliminate the noise remarkably in the received pilot signal,and the precision of channel estimation had been improved. 这种方法可以更好地跟踪信道变化,显著地消除接收到的导频信号中的加性噪声,提高信道估计精度。
- Computer simulations demonstrate that 2D-Volterra RLS adaptive channel estimation is very effective and suitable for a broad range of channel conditions. 通过计算机仿真表明2D-Volterra RLS自适应信道估计算法较传统算法性能改善明显，并且适用于广泛的信道环境。
- I did the calculation by the rule of three. 我是根据比例运算法则计算出来的。
- The simulation results show that, if the variance of channel estimation error is less than 10-4, the 16QAM system can achieve the preferred BER performance similar to the one with perfect channel estimation. 本文的仿真分析显示,当信道估计误差的方差小于10-4时,16QAM系统可以获得接近理想信道估计时的误码率性能,这一结果具有重要实用意义。
- For investigation on the slow convergence speed of channel estimation and the unreason of state estimation in the probabilistic algorithms, a new multiuser detection was presented. 摘要针对以概率统计为基础信道估计收敛速度慢、状态估计存在非合理性的问题进行研究，提出了一种新的多用户检测方法。
- She made a rule of eating an apple a day. 她每天一定要吃一个苹果。
- Regardless of the impact of channel estimation error,performance comparison with conventional MMSE and Decorrelation（DEC） multiuser detection is demonstrated under different users. 在不考虑信道估计误差的情况下,仿真了不同用户数下该方案与传统解相关和最小均方误差多用户检测的性能比较。
- The rule of thumb in this business is courtesy. 这门生意的形式法则是礼貌至上。
- In order to eliminate the rest ISI and ICI, a new optimum precoder design method was given with the consideration of channel estimation error and changes caused by time deday of feeback channel. 本文考虑到信道估计误差和反馈信道时延带来的变化，用信道变化统一描述，给出了最大信道变化意义下的最优预编码器的设计方法。
- In this paper, the impact of channel estimation error on the performance of multiuser Multiple-Input Multiple-Output (MIMO) transmission based on limited feedback information is analyzed. 该文针对存在信道估计误差的有限反馈多用户多输入多输出(MIMO)传输性能进行分析。
- People rose up against the despotic rule of their potentate. 人们起来反抗君主的专制统治。
- By breaking the rule of absolute secrecy, he became a marked man. 他因违犯绝密条例，成了处罚对象。
- A Novel Method of Channel Estimation for WCDMA WCDMA中一种新的信道估计方法
- A teacher's most basic rule of thumb is: be patient. 教师最根本的法则是耐心。
- The performance of channel estimator determines the performance of the MIMO systems because of the interference between various antennas and the inter-symbol interference (ISI). MIMO系统中,由于各天线间干扰以及码间干扰等问题的存在,信道估计性能成为影响系统性能的决定性因素。
- The company formulates the rule of deed. 公司指定了行为规则。
- It's against the rules of the school to smoke. 吸烟是违反校规的。
