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- GPS signal monitoring GPS信号的侦测
- In this paper, the traditional computational method of ionospheric S4 index based on GPS signal is analyzed. 本文分析了GPS信号研究电离层闪烁的基本原理，讨论了电离层闪烁监测中S4指数的计算方法及其修正方法。
- With the INT/EXT that while LED expresses GPS signal generator, condition reachs fiducial clock. 用LED暗示GPS信号发生器的同时状况及基准时钟的INT/EXT。
- RF front end receives, magnifies and filtrates the GPS signal, and above all, converts it down to IF digital signal. 射频前端接收芯片实现GPS信号的接收、放大、滤波和下变频，其中最重要的是对GPS信号进行下变频转化为数字中频信号。
- An RF signal demodulating unit receives the GPS signal and calculates position information based on the GPS signal. RF信号解调单元接收GPS信号并基于GPS信号来计算位置信息。
- The OBU has two features to compensate for the loss of GPS signals. 车上装置有两个补救全球定位系统信号不足的功能。
- The Real-Time Spectrum Analyzer (RTSA) has many superior capabilities for signal monitoring and surveillance. 实时频谱分析仪(RTSA)为信号监测和监控提供了许多杰出的功能。
- The output signal of REB-12R is processed and displayed on LCD through MCU in design of GPS signal displayer based on RoyalTek REB-12R. 基于 RoyalTek REB-12R 接收机的 GPS 信号显示器,利用 MCU 处理 REB-12R 输出信号并在 LCD 显示。
- On those points of fourth order lead which can not receiver the GPS signal, Leica TC1800 was used and achieved precision requirement. 在无法接收GPS信号的四等导线点按照常规方法利用TC1800测量，达到设计精度要求。
- It can be accomplished sowing work prescribing by the application maps based on the GPS signal under the control of mechanical variable speed unit. 该播种机由变量控制器控制机械式无级变速器,根据GPS的位置信号,完成处方图设计的播种施肥作业。
- And then introduces the application of the scheme in devising the multi-function bioelectrical signal monitoring system in detail. 接着具体介绍了该方案在多功能人体生物电信号处理系统设计中的应用。
- Based on GPS signal,through NTP protocol realize different platform time checkout,this way improves the security of DTV. 采用基于GPS时钟信号,通过NTP协议实现不同平台间校时的方法,提高了数字电视系统的整体安全可靠性。
- Firstly, GPS, DR position data is de-noised with DWT model square root soft-threshold de-noising algorithm during the presence of GPS signal. 在GPS有效时，首先对来自GPS、DR的位置数据采用离散小波变换阈值模平方去噪法进行动态滤波，相互进行比较得到DR相对GPS的位置误差；
- RF signal monitoring and surveillance applications have special equipment requirements that often go well beyond the typical radio receiver or spectrum analyzer. RF信号监测和监控应用拥有特殊的设备要求,其通常要超出典型无线接收机或频谱分析仪的处理能力。
- The notion and the method may also be applied for timing by use of combining the navigation signal of Changhe 2 system with BPL time signal or GPS signal. 其思路和方法可供长波定时用户利用长河二号导航信号进行“长河二号与BPL”或“长河二号与GPS”组合定时应用参考。
- The averaging correlator is a GPS base-band correlator which acquires GPS signal through averaging the incoming 5000 samples to 1024 before the processing of FFT. 平均相关器是一种将输入的5000点GPS样本信号平均化为1024点样本,然后通过FFT方法实现GPS信号快速捕获的基带相关器。
- It also introduce the developing rules and methods on WinCE,communication with serial interface,receiving and processing of GPS signal,GPRS net programming based on PDA. 简单介绍WinCE开发规则、串行口的通信开发方法、GPS信号接收、基于PDA的GPRS网络编程;
- Abstrcat>The effects of GPS signal errors on mobile robot positioning accuracy were studied and a fusion model by blending GPS and odometry data was presented. 分析了GPS信号的误差对移动机器人定位精度的影响,提出了GPS信号与测距法的融合模型。
- A technical support system for radio management will be established in Beijing to facilitate the overall improvement of frequency management,radio signal monitoring,radio interference analysis and radio equipment testing ability. 加快构筑北京市无线电管理技术支撑体系，全面提高频谱管理、无线电信号监测、干扰分析和无线电设备检测能力；
- Because GPS signal receives have error before the map matching，the GPS signal should be dealed with and the point with big error should be deleted and smoothed. 由于GPS信号的接收存在误差，所以在进行地图匹配前要对GPS信号进行处理，去除掉误差较大的点，平滑GPS测量数据。
