• This paper proposes a carrier phase tracking loop dedicated for VSB demodulation.

    本文提出了一种专门用于数字VSB解调的载波相位跟踪环。

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  • In tracking aspect, use carrier tracking loop based on Kalman filter to improve tracking performance.

    在跟踪方面,采用了基于卡尔曼滤波的载波跟踪环来提高跟踪环的性能。

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  • Based on the performance of PN code and carrier tracking loop, an optimal loop bandwidth is presented.

    在分析伪码和载波跟踪环性能的基础上,给出了跟踪环路的最优带宽。

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  • The design of precise position tracking loop for DRTS with fast digital phase-locked loop is described.

    本文提出一种用于光盘径向伺服系统的带有快速数字锁相环的精密位置跟踪环路的设计方案。

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  • The design of code tracking loop is a key sector of the realization of noncoherent spectrum spread receiver.

    伪码跟踪环的设计是实现非相干扩频接收机的关键环节。

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  • It is made up of the fine tracking loop, the higher-order correction loop and the high resolution imaging system.

    该自适应光学系统主要由倾斜跟踪控制回路、高阶校正回路以及高分辨力成像系统组成。

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  • So the method that the Doppler frequency shift which obtained using theforecast approach aids the carrier tracking loop is proposed.

    基于卫星轨道可模化、可预测的特性,提出了利用轨道预报得到的多普勒频移来辅助环路跟踪的新方法。

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  • We begin our discussion with a description of an imbalance model, then analyse its effect on carrier tracking loop steady-state lock...

    通过对调制器不均衡的模型讨论,深刻分析了调制器不均衡对载波跟踪环路稳态锁定点和平均BEP的影响。

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  • This article presents a study of the carrier tracking loop of the global navigation satellite system (GNSS) receiver in high dynamic conditions.

    对高动态环境下的全球卫星导航系统(GNSS)载波信号跟踪方法进行了研究。

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  • In this paper, the effects of a follower jamming on the performance of a delay-lock code tracking loop in a frequency hopping system are analysed.

    本文分析了跟踪干扰对跳频系统中码跟踪环性能的影响。

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  • We begin our discussion with a description of an imbalance model, then analyse its effect on carrier tracking loop steady-state lock point and I...

    通过对调制器不均衡的模型讨论,深刻分析了调制器不均衡对载波跟踪环路稳态锁定点和平均BEP的影响。

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  • Aiming at this problem, a new quasi-optimal structure of GPS carrier tracking loop based on extended Kalman filtering is proposed in this dissertation.

    针对该问题,本文基于扩展卡尔曼滤波方法提出了一种准最佳的GPS载波跟踪环结构设计方案。

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  • The effect of thermal noise and vehicle dynamics on carrier tracking loop are also analyzed, and the optimal bandwidth of carrier tracking loop is obtained.

    并以相位跟踪环路为例分析了热噪声及载体动态性对环路的影响,得出了环路设计的最佳带宽。

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  • Then the stability and tracking performance of the manual loop are developed, and a method to improve the performance of the manual tracking loop is provided.

    接着详细分析了人工跟踪回路的稳定性和跟随性,同时提供了一种改善人工回路特性的方法。

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  • We begin our discussion with a description of an imbalance model, then analyse its effect on carrier tracking loop steady-state lock point and its effect on average BEP.

    通过对调制器不均衡的模型讨论,深刻分析了调制器不均衡对载波跟踪环路稳态锁定点和平均BEP的影响。

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  • Finally, a theoretically optimal structure of GPS carrier tracking loop based on maximum likelihood estimation and linear Kalman filtering is proposed in this dissertation.

    文章最后基于最大似然估计和线性卡尔曼滤波方法提出了一种理论上的最佳GPS载波跟踪环结构设计方案。

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  • The video tracker controls a mirror to acquire the Relay Mirror Experiment (RME) satellite, and provides a robust low bandwidth tracking loop to remove line of sight jitter.

    视频跟踪器控制反射镜以捕获中继反射镜实验(RME)卫星,并提供鲁棒性强的低带宽增益视频跟踪回路,从而消除视轴抖动。

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  • We begin our discussion with a description of an imbalance OQPSK model, then analyze the effect on carrier tracking loop steady-state lock point and the effect on average BEP.

    通过对OQPS K调制器不均衡的模型讨论,深刻分析了调制器不均衡对载波跟踪环路稳态锁定点和平均BEP的影响。

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  • At tracking stage, after analysis the characteristics of the In-phase code tracking loop, the paper USES the In-phase and Quadrature code tracking loop to track the code phase.

    跟踪阶段,分析了同相码跟踪环的特点,然后根据其不足之处,选择同相正交码环来对码相位进行跟踪。

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  • The simulation result indicates that the performance of the tracking loop of the seeker already satisfy design specification. And the seeker has the good anti-interference ability.

    仿真结果表明,导引头跟踪回路的超调量、上升时间、隔离度等性能已基本满足设计要求,且具有较好的抗干扰能力。

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  • Carrier tracking loop is the Key in satellite navigation receiver baseband processor design, the performance of the tracking loop decide the entire receiver baseband processor chip.

    载波跟踪环路的设计是北斗卫星导航接收机基带处理设计中的关键,环路的跟踪性能基本决定了整个接收机中基带处理芯片的性能。

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  • In this paper, the impact of non-linear laser detect and impulse repetition frequency on Angle tracking loop is studied. A more accurate system model is proposed and emulated in MATLAB.

    讨论考虑激光探测非线性和脉冲重复频率等因素时,激光导引头角跟踪回路的数学模型,并在MATLAB下对该模型进行仿真。

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  • But once the tracking has been implemented for these three blocks, it'll supply all the information needed for the entire loop.

    但完成了对这三块代码的跟踪后,就可以得到整个循环所需的信息。

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  • This paper presents the design method of this type of nonlinear adaptive control system and its out loop trajectory tracking controller.

    本文主要介绍这种非线性自适应控制系统及其外回路航迹跟踪控制器的设计问题。

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  • The fuzzy adaptive controller designed based on this method can guarantees that the closed-loop system is globally stable and the tracking error converges to a neighborhood of zero.

    在此基础上设计的模糊自适应控制器能够保证整个闭环系统稳定且跟踪误差收敛到零的一个邻域内。

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  • In stabilizing and tracking system of optoelectronic platform, a stabilizing control loop must be designed firstly because of various external disturbances.

    机载光电平台稳定与跟踪系统由于受到外部各种干扰的影响,需要首先建立一个稳定控制回路。

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  • Trajectory tracking was completed through the outer loop.

    飞行轨迹的跟踪则通过外回路来实现。

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  • The principle of the decorrelated pseudo range approach is presented. A weighted mean tracking error estimator is designed to estimate the GPS receiver code loop tracking error.

    介绍了伪距解除相关法的原理,设计了一种加权平均跟踪误差估计器,用以估计GPS接收机码环跟踪误差。

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  • The principle of the decorrelated pseudo range approach is presented. A weighted mean tracking error estimator is designed to estimate the GPS receiver code loop tracking error.

    介绍了伪距解除相关法的原理,设计了一种加权平均跟踪误差估计器,用以估计GPS接收机码环跟踪误差。

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