博文
Access point base station
(2007-04-05 06:30:10)
AccesspointbasestationFromWikipedia,thefreeencyclopedia(RedirectedfromFemtocell)Jumpto:navigation,searchAnAccessPointBaseStation-sometimescalledafemtocell,isascalable,multi-channel,two-waycommunicationdeviceextendingatypicalbasestationbyincorporatingallofthemajorcomponentsofthetelecommunicationsinfrastructure.AtypicalexampleisaUMTSaccesspointbasestationcontainingaNode-B,RNCandGSNwithonlyanEthernet...[閱讀全文]
閱讀 () ┆ 評論 (0)
Hotspots for Cellphones
(2007-04-05 06:27:25)

HotspotsforCellphonesPostedbysamconApril2nd,2007Suddenlyfemtocellsarepoppingupeverywhere.FemtocellAccessPointsprovidevoiceanddataservicesofanormalcellularbasestation,butwiththedeploymentsimplicityofaWiFiaccesspoint.Thesehotspotsforcellphonesworkinsidethehome—withyourcellphone.Wi-Fihasnothingtodowithit.Samsung’sUbiCellisplug-and-playhotspotforcellphones.YouplugitintoaDSLline.ThebasestationisaCDMA...[閱讀全文]
閱讀 () ┆ 評論 (0)
Cellular Radio Telecommunication for Health Care: Benefits and R
(2007-03-26 04:22:15)
AbstractCellularradiotelecommunicationhasincreasedexponentiallywithmanyapplicationstohealthcarereported.Theauthorsattempttosummarizepublishedapplicationswithdemonstratedeffectonhealthcare,reviewbrieflytherapidevolutionofhardwareandsoftwarestandards,explaincurrentlimitationsandfuturepotentialofdataqualityandsecurity,anddiscussissuesofsafety.Radiotelephonyhasbeenusedinhealthcaresinceitwasfirstintrod...[閱讀全文]
閱讀 () ┆ 評論 (0)
European vs. American mobile phone use
(2007-03-23 06:52:52)

Europeanvs.AmericanmobilephoneuseInlastweek'spostaboutPalm'sphoneplans,ImadeapassingcommentabouttherightwaytodisplayyourmobilephoneatdinnerinEurope.Itturnedouttobethemostpopularpartofthepost,andproducedacoupleofrequeststhatIsaymorecomparingEuropeanandAmericanattitudestowardmobilephones.Idon'tpretendtotheworld'sexpertonthesubject,butI'llsummarizewhatI'veseen.Heregoes:
IntheUS,acellphoneisatool....[閱讀全文]
閱讀 () ┆ 評論 (0)
700 MHz Explained in 10 Steps
(2007-03-22 06:20:02)

700MHzExplainedin10StepsWrittenbyOmMalik
Wednesday,March14,2007at6:30AMPT|13commentsLastweekwereportedonthewebgiantsGoogle,YahooandeBaysettingasidetheirdifferencesandjoiningforceswithsatellitetelevisionproviders,demandingthattheyshouldhavesomesayinwhattheFCCdoeswiththe700MHzspectrum.Thespectrum,currentlyownedbybroadcasters,hasbeenusedforanalogtelevision.Butitissettobeturnedovertothegovernmenti...[閱讀全文]
閱讀 () ┆ 評論 (0)
海龜回國創業一年經曆記
(2007-03-14 12:00:47)
轉貼：海龜回國創業一年經曆記
我的這一年
By海道
一、移民、創業準備
雖然從1993年就開始斷續出國，日本東南亞轉了幾圈，但真正出國還是這次移民。對我
來講，出國就是一種逃避，我不喜歡國內官場的那種氛圍，希望過簡單真實的生活。這
也許就是性格決定命運的開始，我天生就是矛盾：本來從小就心靈手巧，喜歡技術和動
手做工，卻偏偏沒有平靜[閱讀全文]
閱讀 () ┆ 評論 (0)
大家可以用這個圖來benchmark中美歐幾個大國科技方麵的長短 (圖)
(2007-03-14 11:46:43)

大家可以用這個圖來benchmark中美歐幾個大國科技方麵的長短(圖)LocalAccess打往中國電話卡1.3￠/分種來源:嫩頭青於07-03-1408:36:37[檔案][博客][舊帖][轉至博客][給我悄悄話]
精彩帖子推薦:·免費股市即時報價和圖表工具
[閱讀全文]
閱讀 () ┆ 評論 (0)
An Insight Into 4G
(2007-03-14 11:28:02)
AnInsightInto4G12thJanuary,20044GMobileResearchinAsia,byWillieW.LuASIA:Wirelesscommunicationsismorethanjustaconvenience.Whentheglobalperspectiveisconsidered,wirelessstandstobethemethodmostpeoplewillusetoconnecttotheInternet.Thus,toreachtheirfullestpotential,allthebenefitsweassociatewiththeWorldWideWebtoday-multimedia,e-commerce,unifiedmessagingandpeer-to-peernetworking--mustextendtothewirelessenvi...[閱讀全文]
閱讀 () ┆ 評論 (0)
WiFi Phones Reviewed
(2007-03-14 07:09:39)

WiFiPhonesReviewedInformationWeekreviewssomepopularWiFiphones.SkypeandVonagehaveeachpartneredwithhardwaremanufacturerstoreleasecell-likephonesthatcanusetheirservicesviaWi-Finetworks,saysInformationWeek.
Traditionalcellcarriersarelaunchingdual-modephonesthatalsorunoverWi-Finetworks.T-MobileistestingHotSpot@HomeinSeattle.Theservicemaybeextendedtoothercitiesin2007.
Sprintandcablecompanieshave...[閱讀全文]
閱讀 () ┆ 評論 (0)
WISPs Organize for Unlicensed 700 MHz
(2007-03-14 07:05:56)

WISPsOrganizeforUnlicensed700MHz
ISPPlanetsaystheFCChassomespectrumandeveryonewantsapieceofit.
AspartofthemigrationofTVbroadcastfromanalogtodigital,spectrumpreviouslyallocatedtoUHFandVHFbroadcast(andlittleused)mightbeopenedtootherusers.
Thespectrumunderdiscussion(accordingtotheFCC’sNoticeofProposedRulemaking,datedMay13,2004,p.28)is76to88MHz,174to216MHz,470to608MHz,and614to698MHz.ForWI...[閱讀全文]
閱讀 () ┆ 評論 (0)
[上一頁]
[1]
[2]
[3]
[4]
[5]
[下一頁]
[>>]
[首頁]
[尾頁]