Description: 近几年来，全球通信技术的发展日新月异，尤其是无线通信技术的发展速度与应用领域已经超过了固定通信技术，呈现出如火如荼的发展态势。它具有无需架设传输线、网络部署迅速便捷、运行可靠和调试简单等优点。其中最具代表性的蜂窝移动通信技术，使人们可以随时随地实现语音通信、短信息传输等。但对于中短距离的自动化数据采集系统、计算机遥测遥控系统、车辆监控系统、小区智能管理和矿工定位等领域，移动通信系统的安装、运行成本是比较高的，因此笔者给出了一种低成本、具有短信息和语音传输功能的无线监控系统设计方案-In recent years, global communications technology is advancing rapidly, In particular, wireless communications technology development and application rate has exceeded the fixed communications technologies, showing the development trend in full swing. It is not set up transmission lines, the network quickly and easily deployed, reliable and simple debugging advantages. One of the most representative of the cellular mobile communication technology, it makes people realize voice communication anywhere, short message transmission. But for short distance from the automated data collection system, the computer remote monitoring and control systems, vehicle monitoring system, Intelligent Management Area miners and positioning, and other fields, mobile communication system for the installation, o Platform: |
Size: 165030 |
Author:jake |
Hits:
Description: 近几年来，全球通信技术的发展日新月异，尤其是无线通信技术的发展速度与应用领域已经超过了固定通信技术，呈现出如火如荼的发展态势。它具有无需架设传输线、网络部署迅速便捷、运行可靠和调试简单等优点。其中最具代表性的蜂窝移动通信技术，使人们可以随时随地实现语音通信、短信息传输等。但对于中短距离的自动化数据采集系统、计算机遥测遥控系统、车辆监控系统、小区智能管理和矿工定位等领域，移动通信系统的安装、运行成本是比较高的，因此笔者给出了一种低成本、具有短信息和语音传输功能的无线监控系统设计方案-In recent years, global communications technology is advancing rapidly, In particular, wireless communications technology development and application rate has exceeded the fixed communications technologies, showing the development trend in full swing. It is not set up transmission lines, the network quickly and easily deployed, reliable and simple debugging advantages. One of the most representative of the cellular mobile communication technology, it makes people realize voice communication anywhere, short message transmission. But for short distance from the automated data collection system, the computer remote monitoring and control systems, vehicle monitoring system, Intelligent Management Area miners and positioning, and other fields, mobile communication system for the installation, o Platform: |
Size: 164864 |
Author:jake |
Hits:
Description: 概述了 GPS 全球定位系统的基本原理 系统组成 着
重介绍了通讯码制 C/A 码和P码 然后介绍了 GPS 定位系统在本
人正在进行的课题 陆地自主车和半自主遥控导弹靶车两个系统中
的应用 并给出一个 GPS 信号接收和处理的 C 源程序-Provides an overview of GPS global positioning system composed of the basic principles of the system focused on communication code system for C/A code and P code and then introduce a GPS positioning system issues in my ongoing autonomous land vehicles and semi-autonomous remote-controlled missile target vehicle the two systems application and given a GPS signal receiving and processing the C source code Platform: |
Size: 78848 |
Author:goodspeeder |
Hits:
Description: 设计并实现了一种将GPS 全球卫星定位系统、GSM短消息服务系统、GIS 地理信息系统相结合的车辆定位、导航、调度指
挥系统. 该系统采用GPS/ DRS 相结合的定位方式,通过GSM网实现移动车辆与监控中心的双向通信,并结合电子地图实现车
辆的定位、导航、实时监控等功能. 系统具有人机界面友好、性能稳定可靠、使用方便等特点,并具有一定的社会经济效益.-Designed and implemented to GPS global satellite positioning system, GSM Short Message Service System, GIS Geographic Information System a combination of vehicle positioning, navigation, scheduling the chain of command. The system uses GPS/DRS means the combination of positioning, through the GSM network mobile vehicle monitoring center and two-way communication, combined with the realization of electronic map of the location of vehicles, navigation, real-time monitoring functions. system with man-machine interface is friendly, stable and reliable performance, ease of use, etc., and have certain social and economic benefits. Platform: |
Size: 289792 |
Author:任宏涛 |
Hits:
Description: 基于全球定位系统(GPS) 接收机的基本工作原理及其通信协议, 讨论了M SComm 控件的属性、方
法, 以美国GARM IN 公司的GPS25 接收机为例详细介绍了如何利用该控件实现GPS 接收机与微机间的串口通
信方法。-Based on the Global Positioning System (GPS) receiver and its basic working principle of communication protocols, discussed M SComm control properties, methods, GARM IN the United States as an example the company' s GPS25 receiver described in detail how to use GPS receivers to achieve the control and the method of serial communication between computers. Platform: |
Size: 184320 |
Author:黄岩 |
Hits:
Description: 全球定位系统Global Positioning System-GPS 作为新一代的卫星导航定位系统经过二
十多年的发展已发展成为一种被广泛采用的系统它的应用领域和应用前景已远远超出了该
系统设计者当初的设想目前它在航空航天军事交通运输资源勘探通信气象
等几乎所有的领域中都被作为一项非常重要的技术手段和方法用来进行导航定时定位
地球物理参数测定和大气物理参数测定等 -
Global Positioning System Global Positioning System- the GPS as a new generation of satellite navigation and positioning system after two
10 years of development has become a widely used system of its areas of application and application prospects far beyond the
System designers of the original vision in the aerospace military transport resources exploration and communication of meteorological
And so on in almost all areas as a very important technical means and methods used to navigate the timing positioning
Determination of geophysical parameters and atmospheric physical parameters determination
Platform: |
Size: 1644544 |
Author:王存彬 |
Hits:
Description: 本书讲述了全球定位系统（GPS）的基本原理和概念，具体包括：GPS测量原理、GPS的结构和发展历史；GPS伪距定位和载波相位定位的原理；GPS中使用的坐标系和时间系统；C/A码的实现原理及载波调制过程；GPS信号捕获和跟踪原理及实现；便携式GPS系统的设计与实现及常用芯片资料等。此外，本书还讲了利用Matlab仿真GPS中涉及到的各种算法和原理，并且给出了所有仿真源程序和仿真框图。利用Matlab仿真，读者可以更好地理解GPS中的关键技术，这是本书的特点。
本书可作为高等院校导航、通信、测量和测绘等专业的高年级学生或研究生的GPS课程教材，同时也可供相关专业师生及研究人员阅读参考。-This book tells the story of a Global Positioning System (GPS) of the basic principles and concepts, including: the structure and the history of GPS measuring principle, GPS the principle of GPS positioning pseudo-range and carrier phase positioning GPS coordinates and time systems used in the principle and the carrier modulation process, C/a code GPS signal acquisition and tracking principle and implementation design and implementation of information and common chips and other portable GPS systems. In addition, the book also talked about the use of Matlab simulation GPS involved in the various algorithms and principles, and gives all the source code and simulation simulation diagram. Use Matlab simulation, the reader can better understand the key GPS technology, which is characteristic of the book.
This book can serve as institutions of higher learning navigation, communication, and surveying and other GPS curriculum materials professional senior or graduate student, but also f Platform: |
Size: 21011456 |
Author:杨阳 |
Hits:
Search - global positioning system in communication