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1.
1 IntroductionInordertoimprovethequalityofpostalserviceandtakeadvantageofautomatedmailsortingequip ments,ithasbeendeterminedtoconstructthepostalareacenterofficesysteminChinaPostalSer vice (CPS) .ThecruxoftheproblemfacedbyCPSistoredesignthepostalcommunica…  相似文献   

2.
CompressedDigitalVideo:AcceleratingtheVideoCommunicationsRevolutionWenH.Chen(CompressionLabs,Inc.2860JunctionAveSanJose,CA951...  相似文献   

3.
Editor in Chief (主编 )CHUJun Hao(褚君浩 )ShanghaiInstituteofTechnicalPhysics ,ChineseAcademyofSciences4 2 0ZhongShanBeiYiRd ,Shanghai 2 0 0 0 83,ChinaExecutiveEditor in Chief (执行主编 )MIZheng Yu(糜正瑜 )ShanghaiInstituteofTechnicalPhysics ,ChineseAcademyofSciences4 2 0ZhongShanBeiY…  相似文献   

4.
CCI┐BasedContinuous┐TimeCurent┐ModeBiquadFilterManuscriptreceivedJun.29,1996.Thisworkissupportedbythescienceandtechnologyfoun...  相似文献   

5.
IntroductionMostofmodernHg1-xCdxTeternarycompoundIRphotodetectorsaremanufacturedfromLPEfilmsgrownonCdTeandCdZnTesubstrates[1~ 4 ] .Compo sitionaldepthnonuniformityseemstobeaninherentfeatureofthesefilms[5,6 ] .Itcausesthevariationsofband gapwiththedepth ,thusaff…  相似文献   

6.
AA(ArtificialAntenna)仿真天线  ABC(AutomaticBandwidthControl自动带宽控制  AutomaticBassCompensation自动低音补偿  AutomaticBassControl自动低音调整  AutomaticBrightnessControl自动亮度控制  ABCC(AutomaticBrightnessContrastControl)自动亮度对比度调整  ABL(AutomaticBrightnessLimiterCircuit)自动亮度限制电…  相似文献   

7.
AbstractTheresearchinCoherentOpticalFiberCommunicationSystems(COFCS)usinglongwavebandsemiconductorlaserdiodesastransmiterand...  相似文献   

8.
1 IntroductionTheMulti CarrierCodeDivisionMultiplexingAccess(MC CDMA)spreadspectrumcommunica tionsystem providedfortheThirdGenerationmo bilesystemhasgainedwideacceptanceowingtoitsabilitytocombatmultipathfadinginwirelesschan nels.Sourour[4] proposesanewkindo…  相似文献   

9.
AnalysisofCrostalkInducedbyOpticalCros-ConnectioninMultiwavelengthNetworksShenXiaoandYePeida(BeijingUniversityofPostsandTelec...  相似文献   

10.
1 IntroductionOpticalCodeDivisionMultipleAccess(OCD MA)systemshavebeeninvestigated[1 ] .Manyen coders/decodershavebeen proposed ,forexample,opticalfiberdelay lines[2 ] .Inthispaper,weemploythelow weightOpticalOrthogonalCode(OOC s) [3~5] withthelengthMandtheweightΩaso…  相似文献   

11.
OntheRealizationofCurrent-ModeContinuousTimeOperationalTransconductanceCapacitanceFilter¥GuoJingboandHanQingquan(ChangchunPos...  相似文献   

12.
SmoothHydrogenfreandSuperhardCarbonFilmsFromEnergeticCondensationUsingCathodicArcDepositionY.Yin(SchoolofPhysics,University...  相似文献   

13.
Editor in Chief (主编 )CHUJun Hao(褚君浩 )ShanghaiInstituteofTechnicalPhysics ,ChineseAcademyofSciences4 2 0ZhongShanBeiYiRd ,Shanghai 2 0 0 0 83,ChinaExecutiveEditor in Chief (执行主编 )MIZheng Yu(糜正瑜 )ShanghaiInstituteofTechnicalPhysics ,ChineseAcademyofSciences4 2 0ZhongShanBeiY…  相似文献   

14.
Editor in Chief (主编 )CHUJun Hao(褚君浩 )ShanghaiInstituteofTechnicalPhysics ,ChineseAcademyofSciences4 2 0ZhongShanBeiYiRd ,Shanghai 2 0 0 0 83,ChinaExecutiveEditor in Chief (执行主编 )MIZheng Yu(糜正瑜 )ShanghaiInstituteofTechnicalPhysics ,ChineseAcademyofSciences4 2 0ZhongShanBeiY…  相似文献   

15.
ApplicationsofchaosinspreadspectrumcommunicationsApplicationsofSolitonTransmissionControlinOptimalDesignofLong-HaulSolitonCom...  相似文献   

16.
Editor in Chief (主编 )CHUJun Hao(褚君浩 )ShanghaiInstituteofTechnicalPhysics ,ChineseAcademyofSciences4 2 0ZhongShanBeiYiRd ,Shanghai 2 0 0 0 83,ChinaExecutiveEditor in Chief (执行主编 )MIZheng Yu(糜正瑜 )ShanghaiInstituteofTechnicalPhysics ,ChineseAcademyofSciences4 2 0ZhongShanBeiYiRd ,Shanghai 2 0 0 0 83,ChinaHonoraryAdvisors (名誉顾问 )TANGDing Yuan(汤定元 ) ,Shanghai,China KUANGDing Bo(匡定波 ) ,Shanghai,ChinaEditorialBoard (编委 )C .R .Becker ,W櫣rzburg ,GermanyCHENChen Jia(陈辰嘉 ) ,Beijing ,ChinaDOUXiao Ming(窦晓鸣 ) ,Shanghai,...  相似文献   

17.
1 IntroductionTheCDMAsystembasedontransmittingpar allelmulti carrierswasfirstproposedatPIMRC’93byN .Yee,A .Choulyandsoon[1 ] .Thisschemeap pliesOFDMtechniquetoCDMAsystems,whichef fectivelyutilizestheperformanceofanti fading ,an ti interferenceofOFDM ,andcombinest…  相似文献   

18.
1 IntroductionFortheMC CDMAmobilecommunicationsys tembasedonorthogonalfrequencydivisionmulti plexing ,thesynchronizationofthecarrierfrequencyatthereceivermustbeperformedveryaccurately ,ortherewillbealossoforthogonalityamongthesymbolsandamongthesub channe…  相似文献   

19.
TrafficSourceCharacterization:ConsideringRealDemandsofCommunicationAttemptsCaiBin;ZhengHuisongANDWangLiangyuan(Department,ofM...  相似文献   

20.
SpatialLightModulatorwithBSOCrystalandItsApplicationinHolography①WANGWensheng(ChangchunColegeofOpticsandFineMechanics,Changch...  相似文献   

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