基于TETRA数字集群移动通信系统开发的TETRA终端，通过数据业务可以发送和接收状态消息和短数据业务消息，利用短数据业务完成终端导航定位功能。
Terminal based on TETRA digital trunking mobile communication system could send and receive status and short data service message, and achieve navigation and location through short data service.
系统硬件采用三菱公司Q系列plc、图示操作终端F970GOT、智能定位模块QD 75 M4及交流伺服驱动单元。
The hardware of the system is composed of Q-series PLC, graphic operation terminal F970GOT, intelligent positioning module QD75M4, and AC servo drive unit from Mitsubishi.
而研究卫星定位系统终端使用的天线具有重要的价值与意义，特别是天线的宽带化、小型化技术。
So, it is very important for us to do some research on the satellite navigation and positioning system antenna especially on the broadbandization and miniaturization technology.
研究了实现卫星定位接收机终端时间与卫星系统时间保持实时同步的一种异步数据融合方法。
A data fusion method of realizing receiver and sender of satellite location system to keep the synchronization time are presented.
其次为实现系统各移动终端的地理定位和各子系统之间信息交流，设计GPS定位程序流程和GPRS无线通讯程序流程。
Secondly system realizes the geographical locating for mobile terminals and information exchanges between subsystems. The paper designs the processes of GPS locating and GPRS wireless communication.
介绍了一种基于铷钟的双星系统用户终端机——连续导航无源双星定位系统。
This paper introduces a user terminal equipment for the double-satellite positioning system. The terminal, named continuous navigation passive positioning system, is based on Rubidium atomic clock.
报警中心管理系统根据报警数据对报警地点精确定位，用户可通过便携终端远程登录系统，了解家庭的全面情况。
Alarm center system can locate precisely the position in according to alarming data. Users can access the system through their own portable terminal to find out the overall si...
详细阐述了车载定位系统的工作原理和车载终端系统硬件设计。
The paper introduces the principle of location system , and analyses the hard ware of the system.
作为技术原型，该系统可以广泛应用于各种小型智能终端，为用户提供方便实用的语音信息服务，目前已经在车载定位信息播报系统和手机短信息播报系统中推广应用。
This system can be used as a technical prototype in all kinds of small intelligent terminals, where it can give users convenient and useful speech information service. Recently, it has been u...
作为技术原型，该系统可以广泛应用于各种小型智能终端，为用户提供方便实用的语音信息服务，目前已经在车载定位信息播报系统和手机短信息播报系统中推广应用。
This system can be used as a technical prototype in all kinds of small intelligent terminals, where it can give users convenient and useful speech information service. Recently, it has been u...
应用推荐