利用扩展卡尔曼算法( ekf)对高动态直接扩频信号的载波相位和频率进行了估计,并利用载波辅助技术测量载波相位的变化值来 校正伪码延时环,减小多普勒频移对伪码延时的影响,得到了精确的延时估计值,提 高了伪码延时锁定环的动态跟踪性能.-The PN delay loop is adjusted through measuring the varied value of carrier phase with carrier aiding technology. The effect of Do

运用惯性传感器检测人体肢体动作理论分析，包括LKF,ekf，quternion多种算法-INERTIAL AND MAGNETIC ANGLE tracking OF LIMB SEGMENTS FOR INSERTING HUMANS INTO SYNTHETIC ENVIRONMENTS

ekf tracking target moving