| As a common communication mode,satellite communication can play a vital role in many situation.Portable radio frequency device is widely used owing to its compact size and flexibility on networking.The research object of this paper is the monitor and control system of portable RF front-end device.Recently,with the rapid development of computer application and remote control technology,especially the wireless local area network,it is essential to combine with the portable RF front-end equipment to design a monitor and control system which is based on client/server model and works under the wireless network environment.The main application of this system is to guide the user to accomplish the task of seeking satellite through the concise and visual user interface.Through the connection with antenna system and satellite modem,the user interface of the system can show the seeking effect and make the seeking accuracy of RF device basically meet the requirements,implementing the monitoring of the communication link between RF device and lower machine.Firstly,this paper introduces the domestic and foreign development status of portable RF device and its composition,working principle,as well as some general technology.Then it makes a detailed describe of general design idea and scheme,including hardware and software component.Through the method of modeling,this paper presents the function use case diagram of each sub-module and focuses on the design of software protocol and database.Next this paper makes an introduction of java and some core programming technology,which are used for developing system,and achieves the protocol parsing algorithm by coding.Finally,the debugging process of the system is described and the system functional test results are presented.The research results have been tested in many ways,reaching the performance requirements of the contact and have been identified and passed the acceptance. |
PDF Full Text Request