物理专业名词

Unit1Unit1offsetvoltagedrift补偿电压漂移Idealoperationalamplifier(opamp)理想运算放大器electronics电子学analogsignal模拟信号digitalsignal数字信号voltagegain电压增压bandwidth带宽closed-loopgain闭环增益supplyvoltage电源电压powerdissipation功率消耗resistance电阻impedance阻抗biascurrents偏置电流frequencyresponse频率响应phaseshift相移transientresponse瞬态响应distortion失真common-moderejection共模抑制open-loopgain开环增益voltage电压directcurrent(DC)直流电alternatingcurrent(AC)交流电current电流transducer传感器datasheet技术规格表frequency频率Unit2integratedcircuit(IC)集成电路chemistrytextbook元素周期表bipolar-junctiontransistor(BJT)双极结型晶体管diode二极管field-effecttransistor(FET)场效应管transistor晶体管lightemittingdiode(LED)发光二极管flip-flop触发器metal-oxidesemiconductor(MOS)金属氧化物半导体complementary-MOS互补型base基极emitter发射极collector集电极gate栅极drain漏极source源极Unit3EM(全写Electromagnetic)filed电磁场netEMfiled净电磁场wirelesscommunications无线通信

physicalfiled物理场公共电话网gravitationwanphysicalfiled物理场公共电话网theweak/stronginteraction弱/强相互作用electricfiled电场magneticfiled磁场stationary/movingcharges静止/运动电荷Maxwell’sequations麦克斯韦方程组Lorentzforcelaw洛伦兹力定律quantummechanical量子力学radiotransmitter无线电发射机metalatoms金属原子radiationoflowfrequency低频辐射ultravioletcatastrophe紫外灾难afixedfrequency固定频率MaxPlanck普朗克常量thephotoelectriceffect光电效应aquantumelectrodynamics量子电动力学thegrayitationalfiledofthesun太阳重力场Unit4electronictransmitter电子发射机publictelephonenetworksgrossworldproduct世界■总产值mobilephone移动手机radiobroadcast无线电广播freespace自由空间point-to-pointcommunication点对点通信analogue/digitalsignals模拟/数字信号streamsofinformation信息流time-divisionmultiplexing时分多路技术(TDM)phase-shiftkeying相移键控frequency-shiftkeying频移键控amplitude-shiftkeying振幅键控amplitudemodulation幅度调制frequencymodulation频率调制Unit5MultipleAccessTechniques多址接入技术frequencyspectrum 频谱fixedbandwidth 固定带宽FDMA(FrequencyDivisionMultipleAccess)频分多址TDMA(TimeDivisionMultipleAccess)时分多址CDMA(CodeDivisionMultipleAccess)干扰码分多址chip码片radiospectrum无线电频谱synchronization同步wirelessnetwork无线网络forwardlinkencodingbasestation基站前向连（链）接编码analogtransmissions模拟通信matrix矩阵availablebandwidth可用带宽reverselinkencodinganalogsignals模拟信号反向链接编码multipatheffects多径效应timeslot时隙inter-symbolinterference码间串扰unit6GlobalSystemforMobileCommunicationsmobilecommunications移动通信全球移动通信系统cellularphones蜂窝电话spreadspectrumtechnique扩频技术cellularsystem蜂窝系统pseudorandomnoisecode(PN码)cordlessphones无绳电话伪随机噪声信号RadioFrequency(RF)射频correlate卷积transceiver收发器accurateranging精准测距terminal终端multipathtolerance多径适应性thewirelessinfrastructure无线基础LSI(LargeScaleIntegratedcircuit)设施大规模集成电路forwardchannelA-1U前向信道VLSI(VeryLargeScaleIntegration)downlink下行链路超大规模集成电路reversechannel逆向信道processgain处理增益uplink上行链路signaltonoise信噪比FM(frequencymodulation)调频bitrate比特率carrierfrequency载波频率backgroundnoise背景噪声frequencyreuse频率复用widespreadinterference宽（扩）频

MTSO(mobiletelephoneswitchingoffice)Unit7移动电话交换机构SatelliteCommunications卫星通信co-channelinterference共信道干扰CommunicationsSatellite通信卫星handoff切换Commercialsatellite商业卫星roams漫游artificialsatellite人造卫星pathlossandmultipathfadingtelevisionbroadcasting电视广播路径损耗和多径衰弱radiobroadcasting无线电广播phaseshifts相移wide-areanetworkcommunications广域amplitudes幅值网络通信spacediversity空间分集point-to-point点对点antennadiversity天线分集wirelesslocalareanetwork无线局域网non-fadedsignal无衰弱信号络frequencydiversity频率分集Earthorbit地球轨道timediversity时间分集amateurradiocommunications业余无线delayspread延迟扩展通信attenuation衰减weatherforecasting天气预报absorptioncoefficient吸收系数GlobalPositioningSystem(GPS)全球定RMS(Root-Mean-Square)均方根位系统microsecond微秒hand-heldterminals手持终端kilohertz千赫fixed-pointtelephone固定电话digitalmodulatingwaveformdistancelearning远程教学数字调制波形handheldtelephone(cellularphone)手interleaving交织持电话signalprocessingtechniquescablechannel有线电视频道信号处理技术DirectBroadcastSatellite(DBS)直播卫bitstream比特流星centralcontrolunit中央控制单元FixedServiceSatellite(FSS)固定服务的卫星radiofrequency无线射频linearpolarization线性极化TeleVisionReceiveOnly(TVRO)仅电视接收DTHHBO 家庭影院NASA国家航空航天局lowEarthorbit低地轨道space-bornerepeaters太空中继器satellitebroadband卫星宽带data-forwardingservices数据转发业务dialupconnection拨号上网wirelinebroadband有线宽带网络附录二converoptimization凸优化mathematicaloptimization数学优化least-squares最小二乘法linearprogramming线性规划nonlinear-programming非线性规划interior-pointmethod内点法semidefiniteprogram半正定规划second-orderconeprogram二阶锥规划automaticcontrolsystem自动控制系统signalprocessing 信号处理electroniccircuitdesign电子技术课程设计combinatorialoptimization组合优化globaloptimization整体最佳化real-time实时computer-aided计算机辅助real-timereactive实时无功associateddual双相关联singularvalue奇异值self-concordance自稳定datamining数据挖掘elementarytopology离散拓谱complexityanalysis复杂度分析theoreticallyoriented)或理论化附录一Wirelessdevice无线设备cellularphone 蜂窝电话Personaldigitalassistant(PDA)个人数码助手Energy-efficient 高能效的portabledevice 便携式设备Real-timemultimediacommunication实时多媒体通信Medicalapplication医学应用WirelessMicrosensornetwork无线bulldozer推土机微传感器网络homenetworking家庭组网Bandwidth带宽restriction限制；约束innovative革新的，创新的Protocol协议tether紧的inherent固有的；内在的；time-varying时变HighPerformance高性能worst-case最坏情况latency时延Lossycompression 有损压缩trade-off 折中方案Architectureisdeployed布置架构cross-layer跨层Optimization优化demonstrate证实protocolframework 协议框架Physicalquantity物理量radiofrequency(RF)射频imagesensor图像传感器extractdata 提取数据macrosensor巨传感器Geophonesensor地震检波传感器helicopter直升机Fault-tolerant容错性redundancy冗余性infrastructure 基础设施Machinefailurediagnosis 机器故障诊断chemical/biologicaldetection生化检测Medicalmonit