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[数据网络] WIRELESSCOMMUNICATIONS

WIRELESSCOMMUNICATIONS

WIRELESSCOMMUNICATIONS

book 收藏 
 作者 AndreaGoldsmith
 ISBN 18457234452
 出版日期/版本 2003
 格式 PDF Adobe Acrobat

主题内容

Wirelesscommunicationsis,byanymeasure,thefastestgrowingsegmentofthecommunicationsindustry.As such,ithascapturedtheattentionofthemediaandtheimaginationofthepublic.Cellularsystemshaveexperi- encedexponentialgrowthoverthelastdecadeandtherearecurrentlyaroundtwobillionusersworldwide.Indeed, cellularphoneshavebecomeacriticalbusinesstoolandpartofeverydaylifeinmostdevelopedcountries,and arerapidlysupplantingantiquatedwirelinesystemsinmanydevelopingcountries.Inaddition,wirelesslocalarea networkscurrentlysupplementorreplacewirednetworksinmanyhomes,businesses,andcampuses.Manynew applications,includingwirelesssensornetworks,automatedhighwaysandfactories,smarthomesandappliances, andremotetelemedicine,areemergingfromresearchideastoconcretesystems.Theexplosivegrowthofwire- lesssystemscoupledwiththeproliferationoflaptopandpalmtopcomputersindicateabrightfutureforwireless networks,bothasstand-alonesystemsandaspartofthelargernetworkinginfrastructure.However,manytech- nicalchallengesremainindesigningrobustwirelessnetworksthatdelivertheperformancenecessarytosupport emergingapplications.Inthisintroductorychapterwewillbrie?yreviewthehistoryofwirelessnetworks,from thesmokesignalsofthepre-industrialagetothecellular,satellite,andotherwirelessnetworksoftoday.We thendiscussthewirelessvisioninmoredetail,includingthetechnicalchallengesthatmustbeovercometomake thisvisionareality.Wedescribecurrentwirelesssystemsalongwithemergingsystemsandstandards.Thegap betweencurrentandemergingsystemsandthevisionforfuturewirelessapplicationsindicatesthatmuchwork
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这个资料怎么没人顶呀.感谢分享.

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告诉大家,这是一本内容非常齐全的英文<<移动通信>>教科书,值得一看的.

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顶呀!!!!!!!!!!

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好东西,谢谢分享.dddd

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好东东啊,非常感谢哦

好东东啊,非常感谢哦

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好书呀!支持了!谢谢楼主!

好书呀!支持了!谢谢楼主!

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