signal tracking的例句大全

Faster GPS signal tracking using XOR method complete source code, has been tested.

更快的GPS信号追踪使用异或方法完整的源代码, 已经过测试.

Study on Testing Video Signal to Noise Ratio of Television Tracking System

电视跟踪系统视频信噪比测试研究

Their basic frequency error performance and probability of loss-of-lock at various signal-to-noise ratios is compared by tracking a common simulated high-dynamic trajectory.

并以均方根估计误差和失锁概率为性能指标，通过对同一模拟的接收机高动态轨迹的跟踪估计，比较了两种不同估计技术的基本性能。

In this thesis, an intelligent digital video monitoring system based on common PC operation system was proposed. The system includes image signal collection, image encoding, pan/ tilt/ zoom control, and moving objects detection and tracking.

本论文实现了一种基于普通PC操作系统的智能式数字视频监控系统，研究了包括视频图像采集、视频图像编码、云台镜头系统控制和运动目标检测跟踪的软件编程和硬件系统集成等方面问题。

And the receiver include differential phase discrimination, signal detecting, frequency estimates and timing tracking loop.

接收机部分包括差分鉴相、匹配滤波、信号检测、定时同步、频偏估计和定时跟踪等。

Acquiring signal quickly and shortening acquisition time in the cold case are the key technologies of high dynamic GPS receiver. Moreover, fast acquisition of C/ A code is the base of code tracking and carrier acquisition and tracking.

尽量缩短盲捕时间，快速捕获到信号，是研制高动态GPS接收机技术的关键，而GPS信号CA码的快速捕获是码跟踪和载波捕获与跟踪的基础。

It can largen effectively lacal details of radar echo signal, realize identifying the ship reflection and chaff cloud reflection, and ensure the antiship missile tracking and assaulting the real ship.

该方法能有效地放大雷达回波信号的局部细节，从而实现对舰艇和箔条假目标的识别和区分，确保导弹对真实目标进行跟踪和攻击。

A Research on the Tracking Servo System of Moving Satellite Signal

移动卫星信号跟踪伺服系统的研究

At the same time, it avoids the chattering phenomenon caused by discontinuity in the variable structure control and fulfills the control mission of spacecraft attitude tracking time-varying signal with good robustness.

实现了航天器姿态跟踪时变参数的控制，并具有较强的鲁棒性。

Tracking differentiator as an elementary unit for nonlinear PID technology is improved so that it can yield better differential signal.

首先对非线性PID方法的基础元件&跟踪微分器进行了改进，以提高其性能。

The analog-regulating speed system of simple structure applies calculation control, with stable performance and effective starting and braking, without any overshoot in these Processes, and being capable of tracking the slope signal.

模拟调速系统采用运算控制，结构简单，起制动过程转速无超调，具有优良的起制动性能、稳态性能及跟随斜坡信号的能力。

Design of Jitter-Free Timing Recovery Scheme with Fast Tracking Capability for High Speed QAM Signal over HF Channel

一种短波高速QAM信号快速无抖动码元同步方案的设计

It is proved to have the characteristics of simple computation, fast tracking speed and relatively high precision, and meet the needs of remote signal monitoring.

通过对实际信号的测量证明该方法计算简单、跟踪速度快，并具有较高的精度，有效地满足了远动信号监控的需要。

The techniques of small signal detection and velocity tracking for pulse Doppler radar

脉冲多普勒雷达的弱信号检测和速度跟踪技术

By introducing the concept of the target& existence unit, the method of the rank detection is first applied to the field of signal processing in television tracking and measuring system, and the structure of the detector is derived from statistical theory.

本文通过引入目标存在单元的概念，首次把秩检测方法应用于电视跟踪测量系统的信号处理领域中，而且从统计理论上导出了检测器结构。

The design for tracking filtering circuit in anti-aliasing filtering of machine vibration signal

自适应滤波器在机械振动信号抗混叠中的应用

Iterative learning control is to use the previous or the previous iteration of the input information and the output generated by error correction to modify iteration by iteration control signal, in order to achieve in a limited time interval in the expected output trajectory tracking.

迭代学习控制主要是利用前次或者前几次迭代时的输入信息和所产生的输出误差校正项，通过迭代的方式修正迭代控制信号，从而实现在有限时间区间上对期望输出轨迹的跟踪。

The raw acquisition& tracking signal is extracted by down-conversion from RF to IF, through analog to digital conversion.

GPS天线信号到射频前端变换后的中频信号，再经模拟数字转换，便可得捕获与跟踪的原始信号。

Satellite signal synchronization is the premise of the signal gain, so the synchronization system is the key of the satellite navigation system. The key of synchronization is the the tracking technology.

卫星信号的同步是信号获取的前提，因此同步系统是卫星导航系统中的关键，而跟踪技术更是同步的关键技术。

The means above is feasible not only to CW pulses, but also to frequency modulated and pulsatile modulated signal. It is adapt to tracking intelligent torpedoes with diverse signal types and passive tracking of active sonar signal.

上述方法不仅对CW脉冲信号可测向、测距，同样还适用于调频、跳频信号，所以可适用于信号形式多变的智能型鱼雷的弹道轨迹测量，以及主动声纳信号的被动跟踪。