针对雷达组网目标跟踪系统中，单雷达系统偏差严重影响多雷达航迹数据关联及融合跟踪质量的问题，提出了一种联合数据关联与系统偏差估计的方法。
A joint data association and bias estimation method is proposed to handle the negative effect of individual radar bias to track association and fusion in radar networks for target tracking.
如我要说明的，项目参数估计中偏差的减少是管理动态系统开发的关键。
As I will show, reduction of variance in the estimates of project parameters is the key to managing the dynamics of system development.
提出了一种估计MC CDMA系统FFT起始时间偏差的新方法，采用连续训练序列来获得最初时间同步。
A new method to estimate the FFT block timing offset in the MCCDMA system is proposed. Consecutive training sequences are used to acquire the initial time synchronization.
壁滤波是彩色血流成像系统中一项非常重要的技术，但是任何壁滤波器都会对血流参数的估计引入偏差。
Wall filtering is a very important technique in color flow imaging systems. Unfortunately, wall filter usually induces a bias to the estimation of blood parameters.
模拟结果表明引入子载波分组后系统性能依然保持良好，并且信道估计偏差对本算法的影响较小。
Simulation results show that subcarrier grouping just has a little influence on system performance. Meanwhile the imperfect channel estimation has little effects on the present algorithm.
为了减小正交频分复用系统受频率偏差的影响，在OFDM系统中设计了一种新的载波频偏估计算法。
To reduce the impact of carrier frequency offset in OFDM system, this thesis designs a new carrier frequency offset estimation scheme for OFDM system.
仿真表明两种算法能有效地对雷达系统误差进行估计，尤其是当系统偏差发生变化时，配准效果明显优于实时质量控制(RTQC)配准算法。
Simulation results show that the proposed algorithms are effective and are superior that of the real time quality control (RTQC) algorithm for the varied system errors.
仿真表明两种算法能有效地对雷达系统误差进行估计，尤其是当系统偏差发生变化时，配准效果明显优于实时质量控制(RTQC)配准算法。
Simulation results show that the proposed algorithms are effective and are superior that of the real time quality control (RTQC) algorithm for the varied system errors.
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