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专业订制微波介质谐振器，联系电话：180 2535 7262，David TE01δ 模式谐振器 特性： •高稳定性，使用寿命长 •更高温度频率稳定性 •更高品质因数 •更宽的应用频率范围 •宽的介电常数范围 应用领域： •滤波器 •卫星通信 •军用雷达 •遥测技术 •基站 •组合器 柱状与环状谐振器性能 介电常数 K 温度系数* (ppm/℃) 温度系数误差 (ppm/℃) 品质因数 (Q) 应用频率范围 (GHz) 8.5±0.5 0±5 ±1，±2 8000 8~20 16±1 0±6 ±1，±2 6000~7000 6~20 20±1 0~10 ±1，±2 7000 2.5~15 26±1 0±5 ±1，±2 10000~14000 5~30 36±1 0±2 ±1，±2 7000~8000 3~12 81±1 0±2 ±1，±2 3000 1~5 * 温度范围：-55℃~+125℃
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摘要：微软Windows®下一代客户端操作系统，WindowsVista®的俗称，是提高质量和保真度的台式机和笔记本电脑的音频体验。制造商必须满足严格的音频性能要求¹以许可的WindowsVista组件的硬件标志。这些要求是基于音频的性能指标，如总谐波失真加噪声（THD+N），动态范围（DR）和串扰。Maxim>AppNotes>AudioCircuitsKeywords:capacitor,audio,THD+N,voltagecoefficient,piezoelectric,dielectric,Vista,inputcouplingNov06,2008APPLICATIONNOTE4333CapacitorTypeSelectionOptimizesPCSoundQualityforWindowsVistaAudioRequirementsBy:KymberlyChristman(Schmidt)Abstract:MicrosoftWindowsnext-generationclientoperatingsystem,morecommonlyreferredtoasWindowsVista,isenhancingthequalityandfidelityofthedesktopandnotebookPCaudioexperience.ManufacturersmustmeetstrictaudioperformancerequirementsinordertolicensetheWindowsVistalogoforcomponenthardware.Theserequirementsarebasedonaudioperformancespecifications,suchastotalharmonicdistortionplusnoise(THD+N),dynamicrange(DR),andcrosstalk.Theaudio……
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【应用笔记】高速设计时PCB板材的选择和板材效应(PCBDielectricMaterialSelectionandFiberWeaveEffectonHigh-SpeedChannelRouting)由于数据速率的提升，设计师们正越来越多地选择差分信号串行总线而远离宽的并行总线。Asdataratesincrease,designersareincreasinglymovingawayfromwideparallelbusestoserialbuseswithdifferentialsignaling.Differentialsignalingusestwooutputdriverstodrivetwoindependenttransmissionlines,onelinecarryingonebitandtheotherlinecarryingitscomplement.Thedifferenceofthetwosignalsmeasuredbetweenthetwotracescarriestheinformation.Adifferentialpairisapairoftransmissionlineswithsomeamountofcouplingbetweenthetwolegsofthepair.PCBDielectricMaterialSelectionandFiberWeaveEffectonHigh-SpeedChannelRoutingAN-528-1.1ApplicationNoteAsdataratesincrease,designersareincreasinglymovingawayfromwideparallelbusestoserialbuseswithdifferentialsignaling.Differentialsignalingusestwooutputdriverstodrivetwoindependenttransmission……
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skineffectanddielectriclossSkinEffectandDielectricLossFormulaeSkineffectlossinpercent-signal-lossperinchoftrace1RSKIN(1GHz)2Z0f1GHzDielectriclossinpercent-signal-lossperinchoftraceπfθTDTracedelayperinchLosstangent+,*+63(('',*,7$/'(6,*1copyrightSlideS&D.1SkinEffectandDielectricLossChart101Verticalsignalloss(%perinch)0.1Striplineconfiguration(microstriphasalittlelessloss)0.011071081091010Frequency(Hz)100-ohmdifferentialpairs+,*+63(('',*,7$/'(6,*1copyrightSlideS&D.2SkinEffectandDielectricLossExampleFiberChannel1.06Gb/sover18”ofFR-4101Verticalsignalloss(%perinch)0.1Formoreaccurateresultsusea2-Dfieldsolvertocomputeskinlossandeffectivedielectriclosstangent0.01107108Freque……
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DielectricComblineResonatorsandFiltersIEEETRANSACTIONSONMICROWAVETHEORYANDTECHNIQUES,VOL.46,NO.12,DECEMBER19982501DielectricComblineResonatorsandFiltersChiWang,SeniorMember,IEEE,KawtharA.Zaki,Fellow,IEEE,AliE.Atia,Fellow,IEEE,andTimG.DolanAbstract―Thedielectriccomblineresonatorcombinesthemeritsofthemetalliccomblineanddielectricloadedresonator.Byreplacingtheinnerconductoroftheconventionalcomblineresonatorbyahighrdielectricrod,higherunloadedQcanbeexpected.Resonantfrequency,unloadedQ,andcouplingcoefcientoftheresonatorareobtainedbyarigorousmode-matchingmethod.Aneight-poleelliptic-functiondielectriccomblineresonatorlterwasdesignedandtested.Measuredfrequencyresponsesverifythetheory.IndexTerms―Comblineresonator,dielectr……
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dielectricresonatorantanneDIELECTRICRESONATORANTENNA-POSSIBLECANDIDATEFORADAPTIVEANTENNAARRAYSDarkoKajfezandAhmedA.KishkUniversityofMississippi,USAABSTRACTFuturebasestationsforSpatialDivisionMultiplexAccess(SDMA)willutilizeadaptiveantennaarrays,capableofidentifyingthedirectionoftheincomingsignalandsteeringthetransmittedbeaminappropriatedirections.Theradiatingelementsthathavebeenthusfarconsideredforbuildingtheantennaarrayaretypicallywiredipolesormicrostrippatches.Thistutorialpaperdescribesanewtypeofradiatingelement,thedielectric-resonator(DR)antenna,thathassomeinterestingcharacteristics,likethesmallsize,highradiationefficiencyandincreasedbandwidth.Historically,dielectricresonatorshavebeenusedascircuitelement……
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DielectricResonatorAntennas,Dielectric_Resonator_Antennas……
