基于Symbian OS的手機(jī)多媒體平臺(tái)研究與實(shí)現(xiàn).pdf

1、電子科技大學(xué)碩士學(xué)位論文基于SymbianOS的手機(jī)多媒體平臺(tái)研究與實(shí)現(xiàn)姓名：謝盈申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師：羅蕾20090519ABSTRACTABSTRACTWi廿ltherapiddevelopmentandimplementofmobilecommunicationtechnologyandrelatedlaws，moreandmoremultimediaservicesarerequiredbythemar

2、ketofmobilephonesuchaslisteningtomusic，watchingmovies，watchingTVetcMultimediaisaveryimportantdirectionoffutureapplications，andmobileoperatorsalsowillprovideservicesfromsimplevoicetomultimediavalue—addedapplicationsCurren

3、tapplicationsareSMS，MMS，WAPandSOon111eyarethemajorityofvalue—addedservicesThinkingaboutcurrentapplications，therehavetwodeficiencies：1thebroadbandadvantageof3Gcannotbetotallyusedofandthesmallbandwidthrequirementofcurrenta

4、pplicationsbecomesdisadvatage；2multimediaapplicationscannotbeprovidedbyexistingtechnologiesSo，it’SveryimportanttoprovidecorrespondingmultimediaplatformtomatchtherequirementsofmarketOntheplatformofmobilephone，SymbianOShas

5、beenauthorizedtothemajormobilephonemanufacturersofworldItoccupiesthemostofmarketsSymbianOSwinsrecognitionfromusersinsystemcapabilityandotheraspectsHoweverSymbianOSbasedmultimediaapplicationsstillcannotsatisfyrequirements

6、ofusersThisdissertationfocusesonSymbianOSbasedmobilemultimediaapplicationsItanalysesandconcludesthepresentstatusandfuturechallengesofmobilephonemultimediaapplicationsItproposesandimplementsSymbianOSbasedMobilemultiMediaP

7、latformSOMETheplatformisdividedintothreeparts：serverside，client—side，andnetworkcommunicationmoduleTheserversidehandlesclientrequestsandbuildsbackgroundwebsystem，etcTheclientsidedealswiththeinteractionlogicofusers，sentsUS

8、errequests，andshowsresultsThenetworkcommunicationmoduleusesMD5digitalsignaturesandXXTEAencryptiontechnologytosupportthesecurityofapplicationsItisprovedthatSOMPRleeffectiveandeasetousethroughademoapplication一一BookManKeywo