網(wǎng)絡(luò)廣告機的研究與開發(fā).pdf

1、山東大學碩士學位論文網(wǎng)絡(luò)廣告機的研究與開發(fā)姓名：朱毅申請學位級別：碩士專業(yè)：機械電子工程指導教師：岳明君20090520山東人學碩十學位論文ABSTRACTWiththerapiddevelopmentofthenetworktechnologyandtheinformationindustrymulti—medianetadvertisingsystemshowsagoodapplicationanddevelopmentprospe

2、ctsduetoitslow—cost，highstabilitygoodreal—timeandeasytomanage，etcOnthebasisofanalyzingpreviousresearchresults，thispapercombineswiththeadvanceddyadictechnologyvideofrequencytechnologynetworktechnologyeffectivelytogetheran

3、drealizesanadvancednetworkvideoadvertisingsystemwhichmakesEM8621LmicroprocessorandembeddeduCLinuxoperatingsystemastheCorePaperfirstbrieflydescribesabasicknowledgeofcompletingthisdesignofthesystem：streamingmediatechnology

4、videoandaudiocodingcompressiontechnology(MPEG4)，aswellasARMmicroprocessortechnologyAndthenfocusesontherealizationoftheprocessthehardwaresystem(advertisingmachineset—topboxes)andsoftwaresystem(clientsoftware)Inordertoensu

5、rethestabilityandscalabilityofthissystemandspeedupthedevelopmentamodulardesignapproachisappliedInthepartofhardware，firstlyintroducestherelevanttechnicalparametersofmajorchipsinsettopbox，andthenanalysistheoverallstructure

6、andoperatingprinciple，andgivesthehardwaredesignofthemajormoduleparts，includingthedesignoftheEthemetinterfacemoduleUSBinterfacemoduledesign，sound，MINI—PCIslotmodulardesignInthepartofsoftwarefirstlyintroducestherelevantkno

7、wledgementoftheembedded，andthengivestheoverallframeworkofthesoftwarepartsandthedetailexplanationsofthemainmodulesparts，includingthecoreofuCLinuxoperatingsystem，networkdriverprogramdesign，networkcentralizedcontrolprotocol

8、，aswellastherealizationoftheMPEG4VideoTransmissionSystemandSOonallabovecompletesthethemeofthispaperThelastpartofthispaperreviewsthewholesystem，brieflycarriesouttheexpectedrealizationoftasks，proposesomeinadequaciesofthiss