[電子信息精品論文] 無線數(shù)據(jù)表決系統(tǒng)終端硬件設(shè)計(jì)

A1A0A2A3A4A5A7A8A6A10目錄摘要IABSTRACTII1緒論111引言112無線表決系統(tǒng)的優(yōu)勢(shì)113無線會(huì)議系統(tǒng)研究意義114本文研究目的415論文結(jié)構(gòu)42無線數(shù)據(jù)表決器終端硬件的研究521短距離無線通信技術(shù)5211藍(lán)牙技術(shù)5212紅外技術(shù)5213ZIGBEE技術(shù)6214UWB技術(shù)6215RFID技術(shù)722無線表決器手持終端顯示部分8221鍵盤電路部分8222顯示部分8223收發(fā)模塊部分8224串口介紹93無線表決系統(tǒng)終端硬件電路設(shè)計(jì)與實(shí)現(xiàn)1031系統(tǒng)硬件概述1032控制處理單元AT89C521033鍵盤電路的設(shè)計(jì)1434無線收發(fā)模塊設(shè)計(jì)1635電源電路設(shè)計(jì)與實(shí)現(xiàn)1836硬件系統(tǒng)低功耗設(shè)計(jì)184無線表決系統(tǒng)硬件調(diào)試205結(jié)論21參考文獻(xiàn)23致謝24XXXA1A0A2A3A4A5A7A8A6A10I摘要目前，在各類議案表決中都離不開投票表決，與傳統(tǒng)投票表決方式G11468G8616G17751，G11013G1122電G4388表決器結(jié)G7536G14270G2172G10995G6116，G14422G11477G1114會(huì)議G7114G19400，G6564G20652G1114會(huì)議G6940G10587，G3835G5145G5242G19489低G1114會(huì)議G6116本，G3252G8504研究無線表決器G1867G7389G19762G5132現(xiàn)實(shí)的意義G452本文G1039要設(shè)計(jì)G1114G980G1022無線表決系統(tǒng)，實(shí)現(xiàn)無線數(shù)據(jù)表決系統(tǒng)終端各部分的功G14033G452G6984G1022系統(tǒng)G11013手持無線表決器G451無線數(shù)據(jù)G18331G19610器G451G5506G7438G989部分G13464G6116，在設(shè)計(jì)中G4557無線表決器G17839G15904G1114G18337G9869研究G452本文通G17819G4557現(xiàn)G7389表決器的分G7524G2656研究，G6564G1998G8616G17751G17878G2524G5415前G7114G1207G1039G20076的表決器設(shè)計(jì)方案G2530，G17885G2474G11468G5224的G14467G10267G5194G18331G11004G51G85G82G87EG88G86G17731件G4557G1866功G14033G17839G15904G1114G1235G11507，通G17819G4557無線表決系統(tǒng)G5049G1328G2419理G2656G5049G1328G17819G12255的研究G5194G1328G1998G3822G8437調(diào)試，各部分功G14033G3355G14033G6365G10043G20056G7411的目的G8503G5132G5049G1328G452關(guān)鍵詞PROTEUS；單G10267G7438；表決器；無線收發(fā)模塊XXXA9A11A12A13A14A15A16A17A18A19IIABSTRACTATPRESENT,NONETYPESOFBILLSAREDECIDEDWITHOUTVOTINGBYBALLOTCOMPAREDTOTHETRADITIONALWAYOFPOLL,THETIMEISSAVED,THEEFFICIENCYISIMPROVEDANDTHECOSTSREDUCESIGNIFICANTLYDUETOTHERESULTSISAUTOMATICGENERATEDBYELECTRONICVOTINGMACHINESO,ITMAKESAVERYREALSENSETORESEARCHINWIRELESSVOTERINTHISPAPER,THEDESIGNEDWIRELESSVOTINGSYSTEMCANMAKEEACHPARTOFTHEWIRELESSDATATERMINALVOTINGSYSTEMWORKWELLTHEWHOLESYSTEMCONSISTSOFTHREEPARTSINCLUDINGHANDHELDWIRELESSVOTINGMACHINES,TRILINKANDPCANDINTHEDESIGN,THEWIRELESSVOTINGMACHINESAREEMPHASIZEDBASEDONTHEEXISTINGANALYSISANDRESEARCHOFTHEVOTINGMACHINE,AFTERPUTTINGFORTHAVOTERPROPOSALDESIGNMORESUITABLEFORTHECURRENTERA,SELECTTHEAPPROPRIATECHIPSANDSIMULATETHEFUNCTIONBYPROTEUSSOFTWARETHROUGHRESEARCHESANDREPEATEDTESTINGOFTHEPRINCIPLESANDWORKINGPROCESSFORTHEWIRELESSVOTINGSYSTEM,ALLPARTSCANWORKINACCORDANCEWITHTHEINTENDEDPURPOSEKEYWORDSPROTEUSMICROCONTROLLERUNITVOTINGRFTRANSCEIVER/RECEIVERMODULEXXXA20A21A22A23A24A25A26A27A28A2911緒論11引言目前，G19555G11540G12197技的G17817G10479發(fā)G4649，G1166G1216G17246G7481G17246G1393G17194G1122G1363G11004G7438器G7481G1207G7379G1166G5049G6817G1328，G17837G1075G7234G2462G2052G1114投票表決G7438制G452在G7438G1863G451G4410G7669G2656G1237G1119G1006單G1313會(huì)議中，G13475G5132要G4557G7588G1135議案G17839G15904表決G452G1038G8504，G19668要研制G980G12193無線會(huì)議表決系統(tǒng)，G16825系統(tǒng)要G8726G1867G7389無G19668G4445G16025G5079線，G17878G11004G1122G1231G1321會(huì)場(chǎng)而不改變會(huì)場(chǎng)G2419始G16025修風(fēng)格，我G1216根據(jù)G8504要G8726，設(shè)計(jì)G1114G980G12193無線表決系統(tǒng)G452G16825無線電G4388表決系統(tǒng)G18331G11004無線通信技術(shù)，功G14033齊全，G4445全可靠，保密性強(qiáng)，G6817G1328簡(jiǎn)單，G1867G7389硬件設(shè)計(jì)G20652G5242可靠G451G6365鍵投票保密性強(qiáng)G451G11004戶G6817G1328直觀明G1114G451產(chǎn)品功G14033G3822G12193G3822樣等優(yōu)G9869G452電G4388表決方式解決G1114以往舉手表決所帶G7481的弊端，G1363參會(huì)G1166員的意愿更加G11507實(shí)獨(dú)立，既是G4557參會(huì)G1166員職權(quán)的尊G18337，又是G4557民G1039G2656法制的尊G18337G452同G7114，電G4388表決結(jié)G7536G14270G2172G10995G6116，G14422G11477G1114會(huì)議G7114G19400G2656G1166力，G6564G20652G1114會(huì)議G6940G10587G452與G7389線表決G11468G8616，無線電G4388表決系統(tǒng)在可靠性G451G4445全性G451以G2462易G11004性上更G7389優(yōu)勢(shì)，而且G3835G5145G5242G19489低G1114會(huì)議G6116本，G17878G2524G7234G2462推廣G45212無線表決系統(tǒng)的優(yōu)勢(shì)1可靠性G11468G8616G1122G2419本的手G5049G6817G1328，無線表決系統(tǒng)統(tǒng)計(jì)G1998的結(jié)G7536更加精確可靠，同G7114G1075基本否決G1114黑幕G6817G1328的威脅，同G7114G17837G1075更G14033體現(xiàn)G1998參與者的G1022G1166意愿，解決G1114舉手表決的弊端，更好的保證G1114保密性G2656民G1039性G4522G4445全性G11468G4557G1122幾十年前的舉手表決G2530G1166G5049計(jì)數(shù)G5049G1328，無線表決系統(tǒng)無疑更好地統(tǒng)計(jì)G1998G1114參與者的表決結(jié)G7536G452G3252G1038無論G1166G5049統(tǒng)計(jì)如G1321精細(xì)，都很難達(dá)G2052計(jì)算器所G14033G2052達(dá)的精準(zhǔn)G12255G5242，G17837更好的G6564G20652G1114表決G17819G12255中的G4445全指標(biāo)G4523易G11004性與G7389線表決系統(tǒng)G11468G8616G17751，無線表決系統(tǒng)無論從G4445G16025G17819G12255還算G6116本方面考慮，都G7389極G3835的優(yōu)勢(shì)，同G7114，G16825系統(tǒng)統(tǒng)計(jì)數(shù)據(jù)G2530G14270G2172G10995G6116結(jié)G7536，G11477去G1114中G19400的G1166G5049G6817G1328G17819G12255，更好的G14422約G1114G11004戶的G7114G19400，G6564G20652G1114會(huì)議G6940G10587G45213無線會(huì)議系統(tǒng)研究意義在G12197技G17817G10479發(fā)G4649的今天，信息技術(shù)的發(fā)G4649，促G17839G1114信息社會(huì)的形G6116G452G19555G11540信息傳遞的充分發(fā)G4649G1998現(xiàn)G1114超G17246G7114空的互聯(lián)網(wǎng)技術(shù)，G19555G11540信息表示的發(fā)G4649G1998現(xiàn)G1114如XXXA30A31A32A33A34A35A36A37A38A392聲像視頻G17837樣的G3822媒體技術(shù)，而信息的收G19610G451處理G451加G5049的發(fā)G4649G1075G1998現(xiàn)G1114數(shù)字化手持移G2172技術(shù)G451智G14033技術(shù)，如搜索技術(shù)，數(shù)據(jù)挖掘等G452網(wǎng)絡(luò)的遠(yuǎn)G12255虛擬技術(shù)是G7389G18337G3835革命性意義的，同G7114教室內(nèi)的技術(shù)更是不可忽視的G452在課堂上同G4410G1216可以通G17819無線表決器終端完G6116G13781G5084G6564G1998的課堂G8991G20576G451課堂G12466G17199等互G2172式教G4410，不G12661是G4410G10995G4557G11705G16794的G8503確理解，還是G19181G16835的G3250G12584，G2494要通G17819無線表決器G1582G1998G17885G6333，上G1313G7438G4613可以G1660G4396G991G7481G5194顯示結(jié)G7536，教G5084可以實(shí)G7114G1114解G4410G10995的G2560課理解G5785G1929，根據(jù)G5785G1929G7481調(diào)G6984教G4410內(nèi)G4493G2656G17839G5242G452結(jié)G2524G3822媒體的G2465G20316技術(shù)，不G1177方G1427G13781G5084G6564G1998G19394G20076，引G4560調(diào)控，G2462G7114G14731G2474G5785G7235教G4410G10627G3671G991的G2465G20316信息，G17837G12193方法G1075G7389G2045G1122G4410G10995在G17837G12193G2031G7044設(shè)計(jì)的教G4410G5785G3671G991，G12227極G17839G15904G5617考，G2462G7114G1582G1998G2040G7041G2656G17885G6333G452G4570G2465G20316與G5785G3671G2031G7044設(shè)計(jì)G11468結(jié)G2524，G13485G1116G8611G1022G4410G10995在課堂教G4410G5785G3671G991的G6817控G5875，G4557G1122G4410G10995的G4410G1076G7481G16840G19762G5132G18337要G452同G7114，會(huì)G1363G8611G1022G4410G10995在課堂教G4410G5785G3671G991，G4410會(huì)G5617考G2656決G12586，G19283G7411G17837樣G1582，G4557G1122G4410G10995G6564G20652G4410G1076G14033力G7481G16840G19762G5132G18337要G452G11468G4557G1122前者，無線表決器在G3835G3423會(huì)議，G1253G19398G4101G1060等G20058G3507G7389G11540更加廣G8879的G5224G11004G452在會(huì)議上，G1363G11004表決器可以更加G11507實(shí)的G2465G5224G1998與會(huì)者的G5589G5242，G11013上G1313G7438G4557表決結(jié)G7536G17839G15904G5414類統(tǒng)計(jì)從而G6564G20652G5049G1328G6940G10587，更加G11507實(shí)準(zhǔn)確的G1582G1998決議G452在G4101G1060G10995G8975中，G4600G1866是在電視媒體中，G1075G13475G5132可以G16277G2052表決器G2656G6262G12584器的G17535G5445，G4439G1216在調(diào)G2172現(xiàn)場(chǎng)G8680G8687G2656G6564G20652現(xiàn)場(chǎng)觀G1259的互G2172性方面G7389很G3835G1328G11004G452G13520上所述，無線表決器系統(tǒng)G1867G7389G980G4462的研究G1227G1552G2656G5078場(chǎng)G1227G1552G452目前，G5078面上的無線表決器產(chǎn)品G5062G13475G7389很G3822，實(shí)現(xiàn)的功G14033G1075不G4625G11468同G452圖1無線表決器產(chǎn)品終端產(chǎn)品外觀XXXA30A31A32A33A34A35A36A37A38A393無線表決器的G3281內(nèi)G10995產(chǎn)G2842G1039要G7389齊G1060G1856G2508G708產(chǎn)品如G32821所示G709，G19283G8813中天電G4388設(shè)計(jì)開發(fā)G7389G19492G1856G2508，G1327G4677G5078G1856信數(shù)字會(huì)議設(shè)G3803G7389G19492G1856G2508，G2283G1152G4512G2338G14000G12197技中G5527，廣G5042會(huì)智G14033G12197技G7389G19492G1856G2508，廣G5042G9710G4443信息G12197技G7389G19492G1856G2508等G452G17837G1135G1856G2508G10995產(chǎn)的無線表決器基本G1867G7389如G991的功G14033G2656G10317G9869G7261G714可實(shí)現(xiàn)G9869G2529G451投票G451G6262G12584G451G6183分G451G12584G20076等功G14033，G7389G1135G1856G2508的產(chǎn)品G1075可以實(shí)現(xiàn)十分制的G6183分G4522G714傳G17767距離50G97150G12871，無線G17907G10587G103819200G69G83G86G4523G714系統(tǒng)G4493G18339G4579G112250G1022，G3835G4493G18339的表決器功G14033簡(jiǎn)單，G1177G14033實(shí)現(xiàn)G9869G2529G2656投票功G14033，G17878G11004G1122G3835G3423會(huì)議，不G17878G11004G1122課堂教G4410G4524G714表決器G19668要9G57G612212G57電源G1391電G4525G714G17731件G18331G11004模塊化設(shè)計(jì)，通G17819不同的上G1313G7438G17731件G14033G9397G17287不同表決內(nèi)G4493G19668要G4526G714電G8756G1363G11004G7114G19400G17751短，通G5132G1038十天G5050G2503G4527G714G7588G1135G1856G2508產(chǎn)品G18331G11004紅外技術(shù)，G19668要G3822G1022G6521G2475器，G17977控器G19668要G4557準(zhǔn)G6521收器，而且G2475發(fā)G4568G16294G5242G2656系統(tǒng)G4493G18339的G19492制G4522目前G3281內(nèi)G10995產(chǎn)G2842的產(chǎn)品G1039要G19036G4557G1122G2842G1006G1363G11004，G3835G3822數(shù)產(chǎn)品都G7389G9869G2529功G14033，G1039要G5224G11004G1122會(huì)議表決系統(tǒng)中，在課堂教G4410G1363G11004的表決器幾G1058G8821G7389G452G3281外G10995產(chǎn)G2842如INTERACTIVEGENEEUS，INTERWRITE，PROMETHEAN，QWIZDOM，G10995產(chǎn)的產(chǎn)品G3835G3822G11004G1122教G4410系統(tǒng)，以PROMETHEANG1856G2508產(chǎn)品G1038例，如上G32822所示，可以G1328G17885G6333G20076，G14033夠從G3835屏幕上看G2052G12584G20076結(jié)G7536G708G7389直方G3282，可表示同G4410G12584G20076結(jié)G7536的G8616例信息G709，手持設(shè)G3803G7389G2465G20316功G14033，通G17819表決器面板上的指示燈G7481表示，G11013G1122設(shè)計(jì)G6365鍵少G708G1177G3250G12584G17885G6333G20076，G8611G8437G6365G980G991鍵即可G709，故而G8821G7389顯示設(shè)G3803G452G3281外產(chǎn)品圖2國(guó)外無線表決器產(chǎn)品終端產(chǎn)品外觀XXXA30A31A32A33A34A35A36A37A38A394中G8616G17751優(yōu)秀的是QWIZDOM，G4439G11013G1039G8437兩級(jí)表決器，分別G1038G13781G5084G2656G4410G10995G1363G11004G452ALASSG1856G2508產(chǎn)品的上G1313G7438界面設(shè)計(jì)十分巧妙，可以實(shí)G7114顯示G12584G20076G5785G1929，包括是否G12584G20076G451G12584G20076G8503確與否等，G1075G14033顯示G3282案化的G20076目，易G1122實(shí)現(xiàn)幼兒的啟蒙教育G45214本文研究目的本課G20076G1039要基G1122G4557無線網(wǎng)絡(luò)技術(shù)實(shí)現(xiàn)會(huì)議系統(tǒng)的表決等功G14033，G16825無線表決系統(tǒng)G1039要G11013手持無線表決器G451無線數(shù)據(jù)G18331G19610器G451G5506G7438G989部分G13464G6116G452我G1216通G17819G4557無線表決系統(tǒng)G2419理的分G7524G2462G1039要功G14033的研究，完G6116無線數(shù)據(jù)表決系統(tǒng)終端硬件設(shè)計(jì)，即無線表決器的設(shè)計(jì)G452文中結(jié)G2524實(shí)際所G1582G5049G1328在以G991幾G1022方面G17839G15904探討G4521G709研究現(xiàn)在流G15904的的無線網(wǎng)絡(luò)技術(shù)藍(lán)牙G708BLUETOOTHG709G451紅外，ZIGBEEG451UWBG451RFID，G5194逐G980分G7524G1866優(yōu)缺G9869，然G2530G17885G2474G1866中G980G12193G7389優(yōu)勢(shì)的協(xié)議完G6116所要實(shí)現(xiàn)的功G14033G4522G709G17885G2474G2419件，通G17819研究我G1216所要設(shè)計(jì)的系統(tǒng)的功G14033G17885G2474G2524G17878的材料G452要G8726連線簡(jiǎn)單，G1227格G17878中，優(yōu)先G17885G2474我G1216G3835G4410G10995涯G4410G1076G17819的G14467G10267等3G709完G6116無線會(huì)議表決系統(tǒng)的硬件設(shè)計(jì)實(shí)現(xiàn)G452G4557G8504我G1216的要G8726手持終端體G12227G17751G4579，G14033G7389G6940的G14422約G14033源，實(shí)現(xiàn)設(shè)G3803G19283G7114G19400待G7438G4524G709G17731硬件結(jié)G2524，G17751好的實(shí)現(xiàn)無線表決器的表決功G14033G45215論文結(jié)構(gòu)本文通G17819闡述無線表決器系統(tǒng)的設(shè)計(jì)與實(shí)現(xiàn)，G4557全文G4445排如G991G726第G980章，概述無線表決系統(tǒng)的研究背G7235G2656研究現(xiàn)狀，分G7524G3281內(nèi)外表決器系統(tǒng)的優(yōu)缺G9869，G6564G1998本文的研究G1867體目標(biāo)G452第二章，無線表決系統(tǒng)的G13520述，深入G4557G8616分G7524短距離無線通信技術(shù)，G5194G17885G6333G11004G1122本文系統(tǒng)的通信技術(shù)，概述無線表決器的系統(tǒng)結(jié)構(gòu)G2656功G14033以G2462本文G1039要研究?jī)?nèi)G4493G452第G989章，無線表決系統(tǒng)硬件電路設(shè)計(jì)G452第四章，無線表決器的系統(tǒng)調(diào)試，G5194分G7524調(diào)試G7114候G1998現(xiàn)的G19394G20076，找G1998解決方案G452第五章，結(jié)束語(yǔ)，G4557全文G17839G15904總結(jié)，G5194指G1998G19668要深入研究的方向G2656G18337G9869G452XXXA30A31A32A33A34A35A36A37A38A3952無線數(shù)據(jù)表決器終端硬件的研究21短距離無線通信技術(shù)本文設(shè)計(jì)的表決器系統(tǒng)G4570G1363G11004無線移G2172設(shè)G3803，短距離無線技術(shù)的標(biāo)準(zhǔn)G3822G12193G3822樣，在本G14422中，G4570分G7524幾G12193短距離傳G17767數(shù)據(jù)的技術(shù)，G17839而找G1998G980G12193G17878G2524本文研究系統(tǒng)的通信技術(shù)G452211藍(lán)牙技術(shù)藍(lán)牙技術(shù)是G980G12193支持設(shè)G3803短距離通信G708G980般10M內(nèi)G709的無線電技術(shù)1，G14033在包括移G2172電話G451PDAG451無線耳G7438G451筆記本電腦G451G11468G1863外設(shè)等G1259G3822設(shè)G3803之G19400G17839G15904無線信息交換G452G2045G11004“藍(lán)牙”技術(shù)，G14033夠G7389G6940地簡(jiǎn)化移G2172通信終端設(shè)G3803之G19400的通信，G1075G14033夠G6116功地簡(jiǎn)化設(shè)G3803與G3252G10317網(wǎng)INTERNET之G19400的通信，從而數(shù)據(jù)傳G17767變得更加G17817G17907G20652G6940，G1038無線通信拓寬道路G452藍(lán)牙G18331G11004分散式網(wǎng)絡(luò)結(jié)構(gòu)以G2462快跳頻G2656短包技術(shù)，支持G9869G4557G9869G2462G9869G4557G3822G9869通信，G5049G1328在全球通G11004的24GHZISMG708即G5049G1006G451G12197G4410G451醫(yī)G4410G709頻段，G1866數(shù)據(jù)G17907G10587G10381MBPS，G18331G11004G7114分雙G5049傳G17767方案實(shí)現(xiàn)全雙G5049傳G17767G452藍(lán)牙技術(shù)G1363G11004的跳頻技術(shù)24是無線擴(kuò)頻技術(shù)中的G980G12193，G1866實(shí)現(xiàn)方法是載頻信號(hào)以G980G4462的G17907G5242G2656順序，在G3822G1022頻G9869上跳變傳遞，G6521收端以G11468G5224的G17907G5242G2656順序G6521收G5194實(shí)現(xiàn)解調(diào)G452跳頻技術(shù)把頻帶分G6116若干G1022跳頻信道，在G980G8437連G6521中，無線電收發(fā)器G6365G980G4462的碼序列不G7041地從G980G1022信道跳G2052另G980G1022信道，G2494G7389收發(fā)雙方是G6365約G4462規(guī)律G17839G15904通信的，G1866他設(shè)G3803不易監(jiān)G2560G2052傳G17767數(shù)據(jù)，保險(xiǎn)系數(shù)G20652，G5194且G1866G4439的干擾不可G14033G6365同樣的規(guī)律G17839G15904干擾；跳頻的瞬G7114帶寬是很窄的，但通G17819擴(kuò)G4649頻譜技術(shù)可以G1363G17837G1022窄帶G6116倍地?cái)U(kuò)G4649G6116寬頻帶，G1363干擾的G5445響變G6116很G4579G452與G1866G4439G5049G1328在G11468同頻段的系統(tǒng)G11468G8616，藍(lán)牙跳頻更快，數(shù)據(jù)包更短，G17837G1363藍(lán)牙技術(shù)G8616G1866G4439系統(tǒng)都更穩(wěn)G4462G452212紅外技術(shù)研究紅外輻G4568的產(chǎn)G10995G451傳播G451轉(zhuǎn)化G451G8991G18339G2462G1866G5224G11004的技術(shù)G12197G4410，通G5132G1166G1216G4570G1866劃分G1038近G451中G451遠(yuǎn)紅外G989部分G452近紅外指波G19283G103807530G5506G12871；中紅外指波G19283G10383020G5506G12871；遠(yuǎn)紅外則指波G19283G1038201000G5506G12871G452在光譜G4410中，波段的劃分方法尚不統(tǒng)G980，G1075G7389G1166G457007530G5506G12871G4513040G5506G12871G2656401000G5506G12871G1328G1038近紅外G451中紅外G2656遠(yuǎn)紅外波段G452另外，G11013G1122G3835G8680G4557紅外輻G4568的吸收，G2494留G991G989G1022G18337要的“窗口“區(qū)，即13G5506G12871G45135G5506G12871G2656813G5506G12871可讓紅外輻G4568通G17819，XXXA40A41A42A43A44A45A46A47A48A496G3252而在軍G1119G5224G11004上，又分別G4570G17837G989G1022波段稱G1038近紅外G451中紅外G2656遠(yuǎn)紅外G452紅外短距離通信技術(shù)，是通G17819G4557紅外脈沖信號(hào)G17839G15904調(diào)制解調(diào)實(shí)現(xiàn)的G980G12193短距離通信技術(shù)，G1363G11004的是波G19283G14551G3272在075G173MG14279100G173M的電G11925波，G11004G1122通信的波段G980般在075G173MG1427925G173M之G19400G452G4439的通信G10317G9869是G4579G16294G5242，短距離，保密性強(qiáng)，G1363G11004廣G88795G452紅外通信技術(shù)是G980G12193G9869G4557G9869的數(shù)據(jù)傳G17767協(xié)議，是傳統(tǒng)的設(shè)G3803之G19400連G6521線G13530的G7379G1207G452紅外通G16771技術(shù)G5062G15999全球G14551G3272內(nèi)的G1259G3822G17731硬件G2390G2842所支持G2656G18331G11004，器件G1227格低G5277G1363G11004方G1427，但是紅外通信的通信設(shè)G3803G19400不G14033G7389G19568G11873G10301G17986G6389，且通信G16294G5242G17751G4579，G3252G8504在通信技術(shù)G17817G17907發(fā)G4649的今天，G5062G13475逐G9188G15999G7044G1864技術(shù)G2474G1207G452213ZIGBEE技術(shù)ZIGBEE技術(shù)是G980G12193近距離G451低G3809G7446G5242G451低功耗G451低G17907G10587G451低G6116本的雙向無線通G16771技術(shù)，G16825技術(shù)G1039要G11004G1122距離短G451功耗低且傳G17767G17907G10587不G20652的各G12193電G4388設(shè)G3803之G19400G17839G15904數(shù)據(jù)傳G17767以G2462G1868G3423的G7389G2620G7411性數(shù)據(jù)G451G19400G8475性數(shù)據(jù)G2656低G2465G5224G7114G19400數(shù)據(jù)傳G17767的G5224G11004G452G4439是G980G12193介G1122無線標(biāo)記技術(shù)G2656藍(lán)牙之G19400的技術(shù)G6564案，G1039要G11004G1122近距離無線連G6521，G1866傳G17767傳G17767距離在1075M的G14551G3272內(nèi),但可以G13499G13505G3698加G452G4439G7389G14270G5061的無線電標(biāo)準(zhǔn)，在數(shù)G2327G1022G5506G4579的傳G5875器之G19400G11468互協(xié)調(diào)實(shí)現(xiàn)通信G452G17837G1135傳G5875器G2494G19668要很低的功耗，G4613G14033以G6521力的方式通G17819無線電波G4570數(shù)據(jù)從G980G1022傳G5875器傳G2052另G980G1022傳G5875器，G3252G8504G4439G1216的通信G6940G10587G19762G5132G20652G452G7380G2530，G17837G1135數(shù)據(jù)可以G17839入計(jì)算G7438G11004G1122分G7524G6122者G15999另外G980G12193無線技術(shù)收G19610G452ZIGBEE的目標(biāo)G5078場(chǎng)G1039要G7389PC外設(shè)G451G9052G17165類電G4388設(shè)G3803G451G4490G5249內(nèi)智G14033控制G451醫(yī)G6264G708監(jiān)視器G2656傳G5875器G709G451G5049G1006G14270G2172控制等G20058G35076G452在ZIGBEE技術(shù)的G1363G11004G17819G12255中，G1166G1216發(fā)現(xiàn)ZIGBEE技術(shù)G4625G12661G7389G16780G3822優(yōu)G9869，但G1185G4396在G16780G3822缺G19531，G8616如G4557G4490G5249G14270G2172化控制G2656G17977G8991G17977控G20058G3507而言，ZIGBEE技術(shù)顯得G3838G3809G7446G452214UWB技術(shù)UWBG708ULTRAWIDEBANDG709是G980G12193無載波通信技術(shù)，G2045G11004G13447G12198G14279G5506G5506G12198級(jí)的G19762G8503G5370波窄脈沖傳G17767數(shù)據(jù)G452通G17819在G17751寬的頻譜上傳G17877極低功G10587的信號(hào)，UWBG14033在10G12871G5050G2503的G14551G3272內(nèi)實(shí)現(xiàn)數(shù)G11346G48G69IG87G715G86G14279數(shù)GG69IG87G715G86的數(shù)據(jù)傳G17767G17907G10587G452UWBG1867G7389G6251干擾性G14033強(qiáng)G451傳G17767G17907G10587G20652G451帶寬極寬G451G9052耗電G14033G4579G451發(fā)G17877功G10587G4579等G16844G3822優(yōu)勢(shì)，G1039要G5224G11004G1122室內(nèi)通信G451G20652G17907無線G47AG49G451G4490G5249網(wǎng)絡(luò)G451無G13511電話G451G4445全G7828G8991G451G1313G13634G8991G4462G451G19659達(dá)等G20058G3507G452UWB技術(shù)G6251干擾性G14033強(qiáng)，傳G17767G17907G10587G20652，系統(tǒng)G4493G18339G3835G452UWBG18331G11004的是跳G7114擴(kuò)頻信號(hào)，系統(tǒng)G1867G7389G17751G3835的處理G3698G11422，在發(fā)G4568G7114G4570G5506G5381的無線電脈沖信號(hào)分散在寬G19432的頻帶中，G17767G1998功G10587G10990G14279低G1122G7234通設(shè)G3803產(chǎn)G10995的G3134聲，G6521收G7114G4570信號(hào)G14033G18339還G2419XXXA50A51A52A53A54A55A56A57A58A597G1998G7481，在解擴(kuò)G17819G12255中產(chǎn)G10995擴(kuò)頻G3698G11422G452G3252G8504，與藍(lán)牙技術(shù)G11468G8616，在同等碼G17907G7477件G991，UWBG1867G7389更強(qiáng)的G6251干擾性G452UWB的數(shù)據(jù)G17907G10587可以達(dá)G2052幾十G48G69IG87G715G86G2052幾G11346G48G69IG87G715G86，G7389G7407G20652G1122藍(lán)牙100倍G452UWBG1363G11004的帶寬在1GHZ以上，G20652達(dá)幾G1022GHZ，超寬帶系統(tǒng)G4493G18339G3835，G5194且可以G2656目前的窄帶通信系統(tǒng)同G7114G5049G1328而互不干擾G452UWB不G1363G11004載波，G2494是發(fā)G1998瞬G19400脈沖電波，G1075G4613是直G6521G63650G26561發(fā)G17877G1998去，G5194且在G19668要G7114G6177發(fā)G17877脈沖電波，所以G9052耗電G14033G4579G452UWB保密性表現(xiàn)在兩方面G726G980方面是G18331G11004跳G7114擴(kuò)頻，G6521收G7438G2494G7389G5062G11705發(fā)G17877端擴(kuò)頻碼G7114G6177G14033解G1998發(fā)G4568數(shù)據(jù)；另G980方面是系統(tǒng)的發(fā)G4568功G10587譜密G5242極低，G11004傳統(tǒng)的G6521收G7438無法G6521收G452UWB系統(tǒng)發(fā)G4568功G10587G19762G5132G4579，通信設(shè)G3803可以G11004G4579G11221MW的發(fā)G4568功G10587G4613G14033實(shí)現(xiàn)通信G452低發(fā)G4568功G10587G3835G3835G5322G19283系統(tǒng)電源G5049G1328G7114G19400，同G7114，發(fā)G4568功G10587G4579，G1866電G11925波輻G4568G4557G1166體的G5445響G1075會(huì)很G4579，G5224G11004面G4613廣G452UWB技術(shù)可G14033G6116G1038G7044G980G1207WLANG2656WPAN的技術(shù)基G11796，從而實(shí)現(xiàn)超G20652G17907寬帶無線G6521入G452G999G4490指G1998，在軍G1119G19668G8726G2656G2842G1006G5078場(chǎng)的推G2172G991，UWB技術(shù)G4570會(huì)G17839G980G8505發(fā)G4649G2656G6116G10099G17227G7481，但G11013G1122目前UWB標(biāo)準(zhǔn)化的G5049G1328還G8821G7389完G6116，G980G1135技術(shù)G19394G20076還在不G7041完G2904中，G3252G8504G4439在本G8437表決系統(tǒng)中G1075不是G2524G17878的G17885G6333G452215RFID技術(shù)RFID是RADIOFREQUENCYIDENTIFICATION的G13565G1901，即G4568頻G16794別G15G5132稱G1038G5875G5224式電G4388G7242G10267G6122近G6521G2357G451G5875G5224G2357G451G19762G6521G16314G2357G451電G4388標(biāo)G12626G451電G4388G7477碼等，RFIDG4568頻G16794別是G980G12193G19762G6521G16314式的G14270G2172G16794別技術(shù)，G4439通G17819G4568頻信號(hào)G14270G2172G16794別目標(biāo)G4557G16949G5194G14731G2474G11468G1863數(shù)據(jù)，G16794別G5049G1328無G20047G1166G5049干G20056，可G5049G1328G1122各G12193G5706G2167G10627G3671G452G4568頻G16794別技術(shù)與G1166G1216G10995G8975息息G11468G1863，而G11004G1122短距離通信的G4568頻技術(shù)G980般G18331G11004G4568頻收發(fā)G14467G10267，結(jié)G2524G5506處理器G2462外G3272G14467G10267構(gòu)G6116G999G11004G6122通G11004的無線通信模塊G452G4568頻G14467G10267G980般G18331G11004FG54G46調(diào)制的方式G5049G1328，通G5132載頻G1038315G451433G451868G451915G48HZ的ISMG2656SRD頻段，G1363G11004者無G19668G4557無線通信G2419理G2656G5049G1328G7438制深入G1114解，G2494G19668G6365G10043命G1208字G14422G6817G1328即可實(shí)現(xiàn)無線數(shù)據(jù)傳G17767功G14033G452G11013G1122G17837G12193G4568頻模塊G1867G7389功G10587G4579，易開發(fā)，可靠性強(qiáng)等G10317G9869，從而G4560致G1866G5224G11004廣G8879，G4568頻模塊數(shù)據(jù)傳G17767，流G18339G17751G4579，G17878G1122G4579G3423無線網(wǎng)絡(luò)G452在G5049G1006G2656民G11004G20058G3507G1363G11004G14551G3272G17751廣，如G14270G2172G16847表G451G6265G16698G2656G4445全系統(tǒng)，無線G6817G1328G7450G451G4490G5249G14270G2172化G451G17977G8991系統(tǒng)G451G8785G17722G19462G11435系統(tǒng)G2656智G14033G4490G4633等G452G16825技術(shù)G1038簡(jiǎn)單的G4896入式G10627G3671中短距離無線通信G6564G1391G1114實(shí)G11004G451簡(jiǎn)單G451G13475G8994的解決方案，另外，G1866低功耗的G10317性G1075G1038G1866G5224G11004G1122移G2172手持設(shè)G3803上帶G7481優(yōu)勢(shì)G452G13520G2524G8616G17751以上幾G12193技術(shù)，我G1216發(fā)現(xiàn)藍(lán)牙技術(shù)G15441然G6116本G8616G17751G17161，但是無論是功G14033還是與我G1216G10995G8975的G2011G2524G5242都G8616G17751G17878G2524本文研究的無線表決器系統(tǒng)，G3252G8504，在G17837G8437研究中我G1216G4570G1363G11004藍(lán)牙技術(shù)G1328G1038短距離無線通信技術(shù)G452XXXA60A61A62A63A64A65A66A67A68A69822無線表決器手持終端顯示部分221鍵盤電路部分本文設(shè)計(jì)的無線表決器系統(tǒng)的G6365鍵單元G18331G11004獨(dú)立式鍵盤，獨(dú)立式鍵盤G1867G7389結(jié)構(gòu)簡(jiǎn)單，G1363G11004G9801G8975等G10317G9869，G3252G8504G15999廣G8879G5224G11004G1122G5506處理器系統(tǒng)G452獨(dú)立式鍵盤是G11013若干G1022G7438G7812G16314G9869開G1863構(gòu)G6116，G4439把G5506處理器的IG18G50口線連G17227G7481，鍵G6365G991G2530，通G17819G2040G7041G511口的電G5191狀G5589，即可G16794別G1998G11468G5224的G6365鍵的G1313G13634，同G7114G11468G8616G1122G1866他G5062G4462義的鍵盤，獨(dú)立鍵盤還可G14270G4462義各G1022G1313G13634的鍵盤G1552G452如G7536G6365鍵不G15999G6365G991，G1866端口G4613G1038G20652電G5191；如G7536G11468G5224的G6365鍵G15999G6365G991，則端口G4613變G1038低電G5191G452在G17837G12193鍵盤的連G6521方法中，通G5132G18331G11004G991G6301電G5191G6521法，即各G6365鍵開G1863G980端G6521低電G5191，另G980端G6521G5506處理器IG18G50口線，G17837保證各IG18G50口線G7389確G4462的G20652電G5191G452G11004G7481G1582鍵盤的G6365鍵G7389G16314G9869式G2656G19762G16314G9869式兩G12