signal tracking

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。

Under the oppressive noise jamming, the seeker turns into the passive working mode of Homing on Jamming ( HOJ) from the initiative working mode. Monopulse radar seeker picks up the erro signal of the angle tracking, thereby, the seeker could track the target steady.

在压制式噪声干扰下，导引头由主动工作模式转为向干扰源寻的（HOJ）的被动工作模式，单脉冲雷达导引头可以从噪声干扰中提取出角跟踪误差信号，保持对目标稳定跟踪。

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.

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。

The back end DSP processor is to process signal, including correlation, locking, tracking and disposing.

后端DSP处理器负责中频数字信号处理，包括数字信号相关运算、GPS信号锁定、跟踪和解算等。

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。

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。

Based on the definition of radar tracking target angle velocity maximum and acceleration maximum, relates the feasibility to represent the angle tracking characteristic, and the simulation way of the low frequency error signal is discussed.

基于雷达跟踪目标最大角速度和角加速度的定义，分析了用雷达跟踪目标最大角速度和角加速度表征雷达跟踪性能的可行性，并对角误差信号的模拟方法进行了讨论。

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