学科分类
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5 个结果
  • 简介:Smartappliancesandrenewableenergyresourcesarebecominganintegralpartofsmarthomes.Nowadays,homeappliancesarecommunicatingwitheachotherwithhomegateways,usingexistingshort-rangehomeareanetworkcommunicationprotocolssuchasZigBee,Bluetooth,RFID,andWiFi.AGatewayallowshomeownersandutilitiestocommunicateremotelywiththeappliancesvialong-rangecommunicationnetworkssuchasGPRS,WiMax,LTE,andpowerlinercarrier.ThispaperutilizestheInternetofThings(IoT)conceptstomonitorandcontrolhomeappliances.Moreover,thispaperproposesaframeworkthatenablestheintegrationandthecoordinationofHuman-to-Appliance,Utility-toAppliance,andAppliance-to-Appliance.UtilizingtheconceptsofInternetofThingsleadstoonestandardcommunicationprotocols,TCP/IPV6,whichovercomesthemanydiversehomeareanetworksandneighborhoodareanetworksprotocols.ThisworkproposesacloudbasedframeworkthatenablestheIoTsintegrationandsupportsthecoordinationbetweendevices,aswellaswithdevice-humaninteraction.Aprototypeisdesigned,implemented,andtestedtovalidatetheproposedsolution.1IndexTermsInternetofthings(IoT),Internetofthings(IoT)cloudframework,smarthomes,smartappliances.

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  • 简介:BasedonQoS(qualityofservice)parameters:timedelay,jitter,bandwidthandpackageloss.AstimedelayintheInternetisvariable,itishardtocompensateitbytraditionalmethods.Eventsynchronizationcommunicationdrivenmethodisproposedtoovercomethenegativeeffectsinducedbytimedelay.Thismethodisanon-timebasedmethodanditcangetridoftheeffectsoftimeinthecontrolloopoftelerobotics.Stability,transparencyandsynchronizationcanbemaintainedinitbyevent-drivenmethod.Multimodalenhancedteleroboticsisputforwardwithitsfeedbackincludingforce,video,audioandtemperatureetc.Theuseofmultimodalfeedbackimprovestheefficiencyandsafetyofthewholesystem.Synchronizationinmultimodalfeedbackishardtoensureandevent-drivenmethodisalsogoodforit.ExperimentsonanInternet-basedshaft-holeassemblagesystemshowgoodresultsbyusingeventsynchronizationcommunicationdrivenmethodandUDPprotocol.

  • 标签: 遥控机器人学 延时 UDP 同步通信
  • 简介:Internet应用的迅速推广,使他陷人了自身难以克服的困境。这是因为Internet是一个“网间网”,他是由许许多多IP自治域系统通过互联构成的复合网络系统。传输带宽的增加、交换速度的提高以及流量工程的引入,并没有从根本上改变传递信息过程中的多跳、存储转发和点到点传输的工作模式,因而阻塞现象的发生在所难免。

  • 标签: INTERNET技术 DVB/MPEG-2 复合网络系统 卫星 传输带宽 流量工程