移动多媒体应急指挥系统的设计与实现

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1、上海大学硕士学位论文移动多媒体应急指挥系统的设计与实现姓名：蔡勇申请学位级别：硕士专业：计算机应用技术指导教师：陈一民20060101l一海大学碗=卜学位论义ABSTRACTTnthe1astfeWyears．thecalamityincidentsofallpartsoftheworldhavehappenedagainandagain，andbringenormouslossandinfluence，andthesemakepeoplethinkhowtodealwiththeaccidents．Intheemergen

2、cyincidents，importantgamesandlarge—scaleactivities．theemergencyaudioandvideocommunicationservicesarenecessary．Emergencycommunicationhasthefollowingcharacters：paroxysmaltime，uncertainplace，unpredictablecapacity,etc．Sothecommandandcontrolemergencysystemmustbeflexible

3、andmobile．Withthefastdevelopmentofthecomputerandcommunicationtechnology,amobilemultimediacommandandcontr01emergencysystembasedonmicrowavetransmissioniSnecessaryandUrgent．Themobilemicrowavecarsaremanagedandcontrolledbythecommandandcontrolcenterwithunifiedcommands．At

4、thesametimethemobilemicrowavecarstransmitaudioandvideotOthecenterinrealtimemadthetreatmentdecisionswiththeaudioandvideocanbemadeintime．ThemainpurposeofthispaperisrealizingthemobilemultimediacommandandcontrolemergencysystembasedonGPS／wirelessdatatransmission／wireles

5、svideotransmission．Inthesystem，themobilemicrowavecarsarenavigatedandmanagedthrOUgllGPS．thecommandandcontroldataaretransmittedthroughwirelessdatatransmission，andthereal—timeaudioandvideoiStransmittedthroughwirelessvideotransmission．Themainapplicationareaispublicsecu

6、fitNroadtra所c．firecontr01．etc．．ThePaDerintroducesthewholecoursefromdesigntoimplementationofthesystemindetail．Firstwefinishequipmentselectingandconceptualdesignaccordingtouser’Sdemand，andwealsofinishthepreliminarydesignofcompositionstructure，functionmodule，operation

7、principle，softwareenvironmentandtheanalysisandselectingofGPSequipment，datatransmissionequipment，andmicrowavetransmissionequipmentThenwedesignandstmcturethesystembasedonselectiveequipments，andfinishthedesignofthesystemframework，workingcharacter,detailedoperationprin

8、ciple，communicationprotocol，database，softwareandhardwarestmctureofthemobileterminal．andsystemsoftwareframework．Andthepaperexplainsrelevantdesignp