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dynamic tracking performance
相关语句
  动态跟踪性
     Being with some features: no any requirement on reference signal,good dynamic tracking performance,easy to control etc,the one cycle control active power filter(APF) is widely studied.
     单周控制(one cycle control)有源滤波器因无需参考信号、动态跟踪性好、控制简便等特点而被广泛研究。
短句来源
     The variable structure robust adaptive controller designed in this paper can effectively eliminate the effects that the varying parameters and the external disturbance affect on the system, and guarantee the global asymptotic stability and good dynamic tracking performance.
     所设计的变结构鲁棒自适应控制器能够有效克服液压伺服并联机器人系统参数变化和负载扰动的不良影响,并保证系统的鲁棒全局渐近稳定性和良好的动态跟踪性能。
短句来源
     In order to improve the dynamic tracking performance of the current loop of system and restrain influence of electromotive force (E.M.F.) on the loop, several means including increasing the proportion and integral coefficient of PI regulator, adaptation of differential regulation (PD) and over-modulation are investigated.
     通过加大PI调节器的比例积分系数、引入微分而构成PID调节、引入过调制技术来提高电流环动态跟踪性能 ,并抑制反电动势对电流环动态性能的影响。
短句来源
  动态跟踪性能
     The variable structure robust adaptive controller designed in this paper can effectively eliminate the effects that the varying parameters and the external disturbance affect on the system, and guarantee the global asymptotic stability and good dynamic tracking performance.
     所设计的变结构鲁棒自适应控制器能够有效克服液压伺服并联机器人系统参数变化和负载扰动的不良影响,并保证系统的鲁棒全局渐近稳定性和良好的动态跟踪性能
短句来源
     In order to improve the dynamic tracking performance of the current loop of system and restrain influence of electromotive force (E.M.F.) on the loop, several means including increasing the proportion and integral coefficient of PI regulator, adaptation of differential regulation (PD) and over-modulation are investigated.
     通过加大PI调节器的比例积分系数、引入微分而构成PID调节、引入过调制技术来提高电流环动态跟踪性能 ,并抑制反电动势对电流环动态性能的影响。
短句来源
  “dynamic tracking performance”译为未确定词的双语例句
     The paper gives out mathematical modeling of the digital PRN code acquisition and tracking process,derives the expressions of the detection and false-alarm probabilities, presents the improved double_dwell search strategy ,analyzes the dynamic tracking performance and influence of input noise mathematically.
     从数字码跟踪环的角度研究了高动态体制下GPS接收机性能 ,对伪码捕获和跟踪过程建立了数学模型 ; 推导出伪码捕获的检测概率和虚警概率 ,提出改进的双Dwell搜索方法 ;
短句来源
     The simulation result on the servo system indicates that the control method above improves effectively dynamic tracking performance of the servo system and has good robustness.
     仿真结果表明,有效提高了转台伺服系统的动态跟踪精度,并具有较好的鲁棒性能。
短句来源
     Signal fast acquisition in the receiver is implemented by a FFT-based parallel code phase search acquisition method. In the tracking loop an adaptive bandwidth PLL algorithm is used to improve dynamic tracking performance.
     采用基于FFT的并行码相位搜索算法实现快速捕获,在跟踪环采用自适应带宽算法提高PLL的动态跟踪能力。
  相似匹配句对
     Dynamic
     地方科技动态
短句来源
     On Tracking
     关于统调
短句来源
     DYNAMIC
     动态
短句来源
     The Dynamic Tracking Research On Buzz Words
     流行语动态跟踪研究综述
     Dynamic Tracking Algorithm of the Parameters of the Moving Camera
     摄像机运动参数实时跟踪算法
短句来源
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A Kalman filtering method in GPS kinematic positioning with speed observation is presented,and the dynamic tracking performance of the Kalman filter is greatly improved for estimating maneuveringcarrier vehicles. By means of a current statistical model and adaptive algorithm for estimating maneuveringtargets,the system equations and the observation equations with speed observation are established in GPSkinematic positioning,and the system observability analysis is performed. It is theoretically analyzed...

A Kalman filtering method in GPS kinematic positioning with speed observation is presented,and the dynamic tracking performance of the Kalman filter is greatly improved for estimating maneuveringcarrier vehicles. By means of a current statistical model and adaptive algorithm for estimating maneuveringtargets,the system equations and the observation equations with speed observation are established in GPSkinematic positioning,and the system observability analysis is performed. It is theoretically analyzed that thedynamic tracking accuracy of filter is greatly improved due to speed observation. The efficiency of the Kalmanfilter with speed observation is verified by the computer simualation results.

提出了带有速度观测量的GPS动态滤波方法,从而解决了载体机动时滤波器的动态跟踪问题.首先采用描述机动载体运动的“当前”统计模型,建立了GPS动态定位滤波的系统方程,和带有速度观测量的观测方程,并进行了系统的可观测性分析.然后进行了引入速度观测量提高跟踪精度的理论分析.最后通过计算机仿真结果验证了增加速度观测量可有效地提高滤波器的跟踪精度。

The problems met in high dynamic environment during direct spread spectrum system measuring pseudo random (PN) code delay are analyzed, and the effect of Doppler frequency shifted on PN code delay is studied emphatically. Carrier phase and frequency of high dynamic direct spread spectrum signal are estimated through extended Kalman filter (EKF) algorithm. The PN delay loop is adjusted through measuring the varied value of carrier phase with carrier aiding technology. The effect of Doppler shift on PN code delay...

The problems met in high dynamic environment during direct spread spectrum system measuring pseudo random (PN) code delay are analyzed, and the effect of Doppler frequency shifted on PN code delay is studied emphatically. Carrier phase and frequency of high dynamic direct spread spectrum signal are estimated through extended Kalman filter (EKF) algorithm. The PN delay loop is adjusted through measuring the varied value of carrier phase with carrier aiding technology. The effect of Doppler shift on PN code delay is reduced through carrier aiding technology. The precise delay estimation is obtained. The dynamic tracking performance of the PN delay loop is improved.

针对在高动态环境直接扩频系统伪码延时测量所遇到的问题 ,分析了多普勒频移对伪码延时的影响 .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

An adaptive Kalman filtering method in GPS kinematic positioning with speed observation is persented.The dynamic tracking performance of the Kalman filter can be greatly improved in estimating carrier by means of the adaptive algorithm.In terms of singer model and adaptive algorithm for estimating maneuvering targets,the system equations and the observation equation with speed observation are established in GPS kinematic positioning,and the system observability analysis is performed.The algorithm of the...

An adaptive Kalman filtering method in GPS kinematic positioning with speed observation is persented.The dynamic tracking performance of the Kalman filter can be greatly improved in estimating carrier by means of the adaptive algorithm.In terms of singer model and adaptive algorithm for estimating maneuvering targets,the system equations and the observation equation with speed observation are established in GPS kinematic positioning,and the system observability analysis is performed.The algorithm of the adaptive kalman filter is simple.In comparison to the traditional Kalamn filter,the convergent speed and accuracy of the adaptive Kalman filter are greatly enhanced,so the positioning accuracy of maneuvering carrier vehicle by GPS is improved.The effciency of the adaptive Kalman filter with speed observation is verified by the computer simulation results.

提出了一种应用于 GPS动态定位滤波的自适应卡尔曼滤波算法 ,此自适应滤波器算法简单 ,与常规滤波器相比 ,可实现快速有效地提高 GPS定位精度。计算机仿真实例表明应用该算法具有良好的效果

 
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