基于GSM网络的智能家居系统设计外文文献及译稿正文.docx

基于GSM网络的智能家居系统设计外文文献及译稿正文.docx

《基于GSM网络的智能家居系统设计外文文献及译稿正文.docx》由会员分享，可在线阅读，更多相关《基于GSM网络的智能家居系统设计外文文献及译稿正文.docx（8页珍藏版）》请在冰豆网上搜索。

基于GSM网络的智能家居系统设计外文文献及译稿正文

Thesmarthomecontrolsystemsolutions

Part1

Intelligenthomenetworkwiththenetworktechnologyandcommunicationtechnologycontinuestoevolveandrequirementsofpeoplelivingcontinuouslyimproveandachievefamilyintelligentremotecontrolhasbecomeaninevitabletrend.MinistryofConstructionandHousingIndustrializationPromotionCenterproposedresidentialareatoachievethesixintelligencerequirements,includingsafetyprecautionsimplementedautomatedmonitoringandmanagement:

onresidentialfires,toxicgasleaktoimplementautomaticalarm;anti-theftalarmsystemshouldbeinstalledsuchasinfraredormicrowavevarioustypesofalarmdetector;systemshouldbeintegratedwiththecomputersecuritymanagementsystemnetwork;computersystemburglaralarmsystemcanbecentrallymanagedandcontrolled.However,aswirelesstechnologyimmature,operatingexpensesofhighermalpractice,intelligenthomecontrollerandtheexternalnetworkofwirelesscommunicationstechnologyasleadingtoalowdegreeofmarketacceptanceoftheimportantfactors,thecharacteristicsofGPRSsystemcanbeagoodsolutiontotheproblem.GPRSnetworkcommunicationbusinessCommunicationCompanylaunchedadatacommunicationservice,theGPRSnetworkcoveragearea,unlimitedtransmissiondistance,communicationcostisrelativelylowtransferratefaster.ThisarticlerelatedtointelligentsystemsandGPRStechnologyfamilybackground,analysisofitsbasiccharacteristicsandtheirbasicfunctionstobeachieved,andonthisbasiswasproposedtheoverallintelligentcontrolsystemsolutionsbasedonGPRSwirelesscommunicationservice.Atlast,thecoreGPRSchipsystemsoftwareandhardwarerealization.

OverallsystemarchitectureThepopularityofnetworkapplicationsandtheproductionofavarietyofinformationappliancesaremadewithinthefamilyvisitontheInternet,nolongerlimitedtoasinglePC,eachfamilywillbefacedwithhowtotransferInternetdatawithinthefamilyandhowthevariousappliancesproblemsconnecting,basedonthis,intelligenthomenetworkscomeintobeing.Intelligenthomenetworkisthebasicunitofinformationsociety.Thefutureofthefamily,allkindsofapplianceswillformahomeLANandInternetaccessthroughthesmarthomecontroller.Intelligenthomenetworkmarketpotentialisconsiderable,severallargemanufacturersIntel,IBM,MicrosoftandSonyarealreadyinvolvedinthem.

Intelligenthomenetworkthatisinahomeinacommunicationsnetwork,thevariousappliancesconnectedtogether,toachievealltheintelligenthomenetworkappliancesforremoteaccessandcontrol,andanyrequestforinformationexchange,suchasmusic,televisionordata.Intelligenthomenetworkarchitecture,includingwithinthefamilynetworksystem,intelligenthomecontrollerandtheintelligenthomenetworkandexternalInternetnetworksofdatacommunications.Amongthem,thesmarthomesmarthomenetworkcontrollerisanintegralpartofthecoretoplaythemanagement,controlandcommunicationsrolewiththeexternalnetwork.Itisthemanagementplatformandhomethroughthefamilylifeofthecombinationofthevarioussubsystemsofasystemistoconnectthefamilyintelligencenetworkinsideandoutsidethephysicalinterfaces,completewithexternalcommunicationnetworkswithinthefamily,thedataexchangebetweenfunctions,butalsoforfamiliesequipmentmanagementandcontrol.

Smarthomecontrollerontheonehandtheneedforcablingtoprovidecommunicationinterfacewithinthefamily,tocollectinformationonhouseholdequipment,andprocessing,automaticcontrolandregulation;othersmarthomecontrollerasahomegateway,toprovideforexternalnetworkinterfaces,connectivitywithinthefamilynetworkandexternalInternetnetworks,souserscanaccessthehomenetwork,internalnetwork,toachievemonitoringandcontrol.Inaddition,smarthomecontrollershouldalsobeequippedwithautomaticalarmandotherfunctions,thatis,whenfound,suchasalarmsignal:

itwasamaliciousintrusion,hightemperature,etc.,thecontrollercanbedealtwithimmediatelysendalarmsignalstotheuser.

ARMembeddedsystemdesigncanbeusedtoautomaticallyrun,processingofdata,managementandcontrolthroughtheRS485bus,thecontrolterminal.AndthecontrollerthroughtheGPRSmoduletoachievethefamilysystemandtheexternalnetworkcommunications,souserscanSMSandtheInternet,etc.toachievethefamilysystem,remotecontrol,whilethecontrollerthroughthekeyboardanddisplayfortheuserinterface,easyuserstoachievelocalcontrol.ControlterminalfortheSCMcontrolsystemcomposedofanumberofsmallcontrolvarioushomeappliances,andbycontrollingthebus,thecontrolsystemcomposedofthesesmallnetworks,connectedtothesmarthomecontroller,bythesmarthomecontroller.

Specificsmarthomecontrollerfeaturesinclude:

Householdequipmentdatacollection:

Collectionofhouseholdequipment,includingindoortemperature,lightingappliances,securitydoorsandotherequipmentofthestatedata,processedbythecontrollerfeedbacktotheuser.

Localcontrol:

theuserthroughthecontrollerkeyboardanddisplay,forhomemonitoringequipment.

RemoteControl:

RemoteuserscansendtextmessagesorviatheInternetonthefamilysystemtocontrolandquery.

Automaticalarm:

whenthecontrollerdetectshightemperature,suchasillegalintrusionoralarmsignal,triggeringindooralarmintimeandsendalertmessagesbymeansofpromptlynotifytheuser.

Temperaturecheck:

theusercanchecktheroomtemperaturebythecontroller.Securitydoorpasswordsettings:

localorremoteusercanmodifythepasswordsecuritydoor;enterthecorrectpasswordatthedoorbeforetheycanopenthedoor.

InfraredApplianceControl:

receivingusercommandsviainfraredtransmittercontrolTV,airconditioningandotherinfraredcontrolledappliances.

Otherlampsandsoon-offcontrol:

receivingusercommandscontroltheamountoflightingandotherswitchingequipment.

SmarthomecontrollerthroughGPRSmodule,toachievethefamilysystemandtheexternalnetworkcommunicationasacentralpartofthesmarthomesystemtosolvethebottleneckbeforethekeytechnology.GPRS（GeneralPacketRadioService）isshort,theexistingGSMsystemistoaddanewGGSN（GatewaySupportNode）andSGSN（ServiceSupportNode）nodedevelopedanewpacketdatabearerservices.GPRSwiththeexistingGSMsystemthemostfundamentaldifferenceis,GPRSisapacketswitchingsystem,particularlysuitableforintermittent,suddenorfrequent,smallamountsofdatatransfer,butalsototheoccasionallargedatatransfers.ThemainadvantageofGPRSnetworktransmissionsare:

alwaysonline,accordingtotrafficaccounting,quicklogon,high-speedtransmission,withinarestrictedrange（transmissiondistance,terrain,weather,etc.）,anddatatransmissionreliability.

Part2

1.Introduction

TheboomingInternethasbroadenedthetraditionalconceptofsmartconsumerappliances.Originally,smartconsumerappliancesarejuststand-alonedevicesthathavethecontrolprogramrunningbythemselves.Duetohardwarelimitations,theseappliancescanonlyimplementsomesimplecontrolalgorithmsthatcanatmostachievelocaloptimalcontroleffects.Nowadaysmoreandmoreconsumerapplianceshavethecapabilitiestobenterconnectedbymanykindsofcommunicationmediasuchasphonelines,utilitylines,andwirelesstechnology,andevencanbeconnectedtotheInternet.Thistrendofdevelopmentbringspromisingprospectstofuturehomeappliancesthatwillnotonlyletusersmaintain,monitor,andcontrolappliancesmoreeasilyandconveniently,butalsowillmakethelong-timeexpectedremote-controlledhomeappliancesfeasible.Aremote-controllablehomeappliancecanbeconsideredasaslavedevicetotheremotecontrollerthatresidesinfarendandhaspowerfulmainframerunningadvancedcontrolalgorithms.Theappliancerunsitsowncontrolprogramwhileatthesametimecanreceivecontrolcommands,configurationparametersorevenupdatedcontrolalgorithmsfromtheremotecontrollertoachieveoptimalcontroleffectinthegloballevel.Inordertomeetthischallenge,anewarchitectureforsmartconsumerappliancessystemsneedstobeproposed.

Ontheotherhand,Hardwareimplementationofcontrolsystemswillbeoneofimportantissuesinthedevelopmentofsmartconsumerelectronics.Forsimpleapplications,suchassmarttoys,microwaves,andwashingmachines,simplecontrolalgorithmscanbeusedandimplementedonasinglechipthatmaycostverylittle.However,formorecomplexproblems,suchassmartheating,ventilation,andairconditioning（WAC）forindividualhousesorofficebuildings,advancedcontrolmethodsmustbeutilizedandimplementedwithsophisticatedhardwarethatwouldcostsignificantlymorethantheconventionalcontrollers.Forexample,anintelligentPLC（programmablelogiccontroller）forenergyefficientandwavingtemperaturecontrolmaycostseveraltimesmorethanahouseholdairconditioningunit.Thismightbejustifiedforsomeindustrialapplicationsbutobviouslynotacceptableforaverageindividualcustomers.Therefore,tomakesmartconsumerelectronicsmarketableforthistypeofapplications,innovativeapproachforimplementationmustbeestablishedtoreducethecosttoalevelacceptabletoaveragecustomers.Inthefollowingsections,thearchitectureofintelligentcontrolsystemsforconsumerappliancesviaInternetisbrieflypresented,andthenanetwork-basedmemos-fuzzyimplementationisdescribed.

2.ArchitectureofNetworkedAppliances

Figureshowstwoversionsofarchitecturefornetworkedappliances.Botharchitecturescanbeseencomposedoft