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推荐 2318
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推荐 2318
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The III-V vs. Silicon Battle 2 2009-04-2
LeakageCurrentInallwirelesssystems,ifthereisnodatatotransmit,thePAisdisabledandideallyitconsumesnopoweratall.However,unlessaswitchisplacedinserieswiththesupplyvoltagedrivingthePA(whichisnotattractivebecauseofcost,sizeandpowerconsumption),thepowerampl
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推荐 2182
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推荐 2182
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The III-V vs. Silicon Battle 1 2009-04-2
From:microwavejournalbyDarcyPoulin,SiGeSemiconductorInc.Poweramplifiersareimportantcomponentsinalmostallwirelesscommunicationsystems.Theynormallyconsumelargeamountsofpower,andthereforeplayacriticalroleinbatterylifeformobiledevices.Asaroughestimate,in
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推荐 2321
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推荐 2321
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UCSB claims monolithic router world firs
The8-channelInPmonolithictunableopticalrouter,orMOTOR,producedbyUniversityofCalifornia,SantaBarbara,scientists.Thelefthalfofthechipholdseightwavelengthconverterarrays,andtherightholdsthearrayedwaveguidegratingrouter.Credit:UniversityofCalifornia,Sant
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推荐 3339
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推荐 3339
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Practical MMIC Design 2009-04-24
超级赞的一本书，《PracticalMMICDesign》，作者SteveMarsh，原先在英国Bookham公司做MMIC很多年。简单介绍一下本书的主要内容：Chapter1:IntroductionChapter2:ComponentTechnologyandFoundryChoiceChapter3:FoundryUseandEconomicsChapter4:SimulationandComponentMod
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推荐 2658
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推荐 2658
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III-V fabrication heads to the Middle Ea
From:compoundsemiconductor.netNewSaudiandTurkishinstitutionsaregearingupwithhigh-endkit,includingMOCVDsystems,forIII-Vdevicedevelopmentandprocessing.CompoundsemiconductorresearchlookssettoreceiveaboostintheunlikelyMiddleEasternlocationsofSaudiArabiaa
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推荐 2021
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推荐 2021
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A Bit of Radio History 2009-04-22
1831--Faradaydiscoveredelectromagneticinductionbetweentwoentirelyseparatedcircuits.1838--Steinheildiscoveredtheuseoftheearthreturn.1840--Henryfirstproducedhigh-frequencyelectricoscillationsandpointedoutthatthedischargeofacondenserisoscillatory.1842--
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推荐 2210
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推荐 2210
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GaAs Downturn Predicted to Not Be as Sev
From:MicrowaveJournalBlogStrategyAnalyticsissuedareport“GaAsIndustryDownturns2001vs.2009,"wheretheStrategyAnalyticsGaAsandCompoundTechnologiesservicereiteratedpreviousprojectionsofa5%-6%dropinGaAsindustryrevenuesfor2009,andexplainswhythecu
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推荐 2149
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推荐 2149
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出关 走火入魔 2009-04-16
终于可以出关了，但是由于没有护法保护，我们已经走火入魔，神功不知成否。Ultra-highSpeedDirectDigitalfrequencySynthesizerbasedonGaAsHBT，基于GaAsHBT的超高速直接数字频率综合器(DDS)。这是我们这个项目的名称，也是我硕博连读学位论文的题目。说是五年的工作，实
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推荐 2385
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推荐 2385
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Committee calls for industry-wide PA tes
From：compoundsemiconductor.netWithacommonexistingacceleratedqualificationtestprovidinginaccurateinformation,representativesfromavarietyofcompoundsemiconductorcompaniesarecallingforinputonastandardreplacement.Reliabilityscientistsfromacrossthepoweram
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推荐 2555
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推荐 2555
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RFMD to supply integrated modules into m
From:compoundsemiconductor.netRVA2007LCombinesRFMD’sProvenLeadershipinModuleDesignandVolumeManufacturingWithLegacyRFDesignCapabilitiesofSirenzaAcquisitionGREENSBORO,N.C.,April1,2009(GLOBENEWSWIRE)—RFMicroDevices,Inc.(Nasdaq:RFMD),agloball
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推荐 1987
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推荐 1987
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绝招秘招，与老板过招zz 2009-03-24
TI-非常规出动”模数之外”的世界作者：王今仁最近大家都在谈一个有趣的事，由于现在经济危机，西天取经这个团队里要裁掉一个人，那么裁掉谁呢。高层是唐僧，首先被排除；而最底层的沙僧工资低，还任劳任怨，裁掉没意义；只有悟空和八戒，这两个是中层，所以
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推荐 1996
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推荐 1996
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那时还年轻 2009-03-20
可怜的电脑不停地为我辛勤工作着，做完仿了一个131072点的数据，居然用了15个小时。不过总算搞定SNR了。借着现在等结果的当口，由没有什么心情看文档，就翻看电脑上的照片。找到了这两张张片，那时候可真年轻。第一张是06年春在颐和园和哥哥嫂嫂一起玩的时候拍的；第二
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推荐 2486
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推荐 2486
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Tankeblue banks on SiC wafer yields 2009
From:compoundsemiconductor.netTechnologyfromtheChineseAcademyofSciencespushesratesofconversionfrombulkcrystalstosubstratespast70percent,loweringcosts.ChinesestartupTankeblueisboastingthatitcanproduceSiCsubstrates60percentcheaperthanitscompetitors,tha
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推荐 2279
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推荐 2279
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The Nano Radio 2009-03-11
ThisisnottotallynewnewsbutarecentarticleinScientificAmericanhascalledsomeattentiontoitasresearchershavebuilttheworldstiniestradiooutofacarbonnanotube.Thetinynanotubeisplacedbetweentwoelectrodesandcombinestherolesofthemajorelectricalcomponentsinaradio
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推荐 2215
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推荐 2215
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RFMD, Skyworks and TriQuint Continue to
From:MicrowaveJournalGrowingupintheGaAsmarketinthe80s,Iliketofollowhowthemarketisdoing.InitslatestGaAsreport,StrategyAnalyticsstatesthatRFMD,SkyworksandTriQuintleadtheoverallGaAsdevicemarketwhichgrew9%year-on-yearin2008,withearlyestimatesshowingthatR
