物理专业名词

1、物理专业名词Unit 1integrated circuit （ IC）集成电路chemistry textbook元素周期表Ideal operational amplifier （ op amp）理想运算放大器bipolar-junction transistor （ BJT）双极结型晶electronics体管电子学diode 二极管analog signal 模拟信号digital signalfield-effect transistor（ FET）场效应管数字信号voltage gaintransistor 晶体管电压增压light emitting diode （ LED）发光二

2、极管bandwidth 带宽closed-loop gain 闭环增益flip-flop触发器supply voltage 电源电压metal-oxide semiconductor （ MOS）金属氧化power dissipation功率消耗物半导体resistance 电阻complementary-MOS 互补型impedance 阻抗base 基极bias currents 偏置电流emitter发射极frequency response 频率响应collector集电极phase shift 相移gate 栅极transient response瞬态响应drain 漏极distor

3、tion 失真source 源极common-mode rejection 共模抑制Unit 3open-loop gain 开环增益EM (全写 Electromagnetic) filed 电磁场voltage 电压net EM filed 净电磁场direct current （ DC）直流电wireless communications无线通信alternating current（ AC）交流电physical filed 物理场current 电流gravitation wan万有引力transducer 传感器the weak/stronginteractiondata shee

4、t 技术规格表弱 / 强相互作用offset voltage drift补偿电压漂移electric filed 电场frequency 频率magnetic filed磁场Unit 2stationary/moving charges静止 / 运动电荷物理专业名词Maxwell sequations 麦克斯韦方程组Lorentz force law洛伦兹力定律quantum mechanical量子力学radio transmitter无线电发射机metal atoms金属原子radiation of low frequency低频辐射ultraviolet catastrophe紫外灾难a

5、 fixed frequency固定频率Max Planck 普朗克常量the photoelectric effect光电效应a quantum electrodynamics量子电动力学the grayitational filed of the sun太阳重力场Unit 4electronictransmitter电子发射机public telephone networks公共电话网gross world product世界总产值mobile phone移动手机radio broadcast 无线电广播free space 自由空间point-to-point communication

6、 点对点通信 analogue/digital signals 模拟 / 数字信号 streams of information 信息流time-division multiplexing时分多路技术（TDM）amplitude-shift keying振幅键控amplitude modulation幅度调制frequency modulation频率调制Unit 5Multiple Access Techniques 多址接入技术frequency spectrum频谱fixed bandwidth固定带宽FDMA(Frequency Division Multiple Access)频分多

7、址TDMA(Time Division Multiple Access)时分多址CDMA(Code Division Multiple Access)码分多址radio spectrum无线电频谱wireless network无线网络base station基站analog transmissions模拟通信available bandwidth可用带宽analog signals模拟信号multipath effects多径效应inter-symbol interference码间串扰Global System for Mobile Communications 全球移动通信系统sprea

8、d spectrum technique扩频技术pseudo random noise code(PN 码 )伪随机噪声信号correlate卷积phase-shift keying 相移键控accurate ranging精准测距frequency-shift keying频移键控multipath tolerance多径适应性物理专业名词LSI(Large Scale Integrated circuit)大规模集成电路VLSI(Very Large Scale Integration）超大规模集成电路process gain处理增益signal to noise信噪比bit rate比特

9、率background noise背景噪声wide spread interference宽 (扩 )频干扰chip码片synchronization同步forward link encoding前向连 (链)接编码matrix矩阵reverse link encoding反向链接编码time slot时隙unit6mobile communications移动通信cellular phones蜂窝电话cellular system蜂窝系统cordless phones无绳电话Radio Frequency(RF)射频transceiver收发器terminal终端the wireless i

10、nfrastructure无线基础设施forward channel前向信道downlink下行链路reverse channel逆向信道uplink上行链路FM(frequency modulation)调频carrier frequency载波频率frequency reuse频率复用MTSO(mobile telephone switching office)移动电话交换机构co-channel interference共信道干扰handoff切换roams漫游path loss and multipath fading路径损耗和多径衰弱phase shifts相移amplitudes幅

11、值space diversity空间分集antenna diversity天线分集non-faded signal无衰弱信号frequency diversity频率分集time diversity时间分集delay spread延迟扩展attenuation衰减absorption coefficient吸收系数RMS(Root-Mean-Square)均方根microsecond微秒kilohertz千赫digital modulating waveform数字调制波形interleaving交织signal processing techniques信号处理技术bit stream比特流

12、物理专业名词Unit7Satellite Communications卫星通信Communications Satellite通信卫星Commercial satellite商业卫星artificial satellite人造卫星television broadcasting电视广播radiobroadcasting无线电广播wide-area network communications广域网络通信point-to-point点对点wireless local area network无线局域网络Earth orbit地球轨道amateur radio communications业余无线通

13、信weather forecasting天气预报Global Positioning System (GPS) 全球定位系统hand-held terminals手持终端fixed-point telephone固定电话distance learning远程教学hand held telephone (cellular phone)手持电话cable channel有线电视频道Direct Broadcast Satellite(DBS) 直播卫星central control unit中央控制单元Fixed Service Satellite （ FSS）固定服务的卫星Tele Vision

14、 Receive Only (TVRO)仅电视接收DTHHBO家庭影院NASA 国家航空航天局low Earth orbit低地轨道space-borne repeaters太空中继器satellite broadband卫星宽带data-forwarding services数据转发业务dialup connection拨号上网wireline broadband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-programm

15、ing非线性规划interior-point method内点法semidefinite program半正定规划second-order cone program二阶锥规划automatic control system自动控制系统signal processing信号处理electronic circuit design电子技术课程设计combinatorial optimization组合优化global optimization整体最佳化real-time实时computer-aided计算机辅助real-time reactive实时无功radio frequency无线射频asso

16、ciated dual 双相关联linear polarization线性极化singular value 奇异值物理专业名词self-concordance自稳定trade-off折中方案datamining 数据挖掘Architectureis deployed布置架构elementary topology 离散拓谱cross-layer跨层complexity analysis复杂度分析Optimization优化theoretically oriented ）或理论化demonstrate证实附录一protocol framework协议框架Wirelessdevice无线设备Phys

17、ical quantity 物理量cellular phone蜂窝电话radio frequency(RF)射频Personaldigitalassistantimage sensor图像传感器（ PDA）个人数码助手extractdata提取数据Energy-efficient高能效的macrosensor巨传感器portabledevice便携式设备Geophone sensor 地震检波传感器Real-timemultimediahelicopter直升机communication实时多媒体通信bulldozer推土机Medical application医学应用Fault-tolera

18、nt容错性WirelessMicrosensor networkredundancy冗余性无线微传感器网络infrastructure基础设施homenetworking家庭组网Machine failure diagnosis机器故障诊断Bandwidth带宽chemical/biologicaldetection 生化检测restriction限制；约束Medicalmonitoring医学监控innovative革新的，创新的deplete耗尽Protocol 协议Energydissipation能量消耗tether紧的algorithm算法uniformity一致inherent固有的；内在的；Ad-hoc自组织的time-varying时变self-configuring自配置HighPerformance高性能globalcontrol全局控制worst-case最坏情况Retrieve检索latency时延byafactor of.的几倍Lossy compression有损压缩overhead开销物理专业名词Incorporate吸收datadissemination数据传播extraneous外来的Sophisticated复杂的cluster簇multi-hop routing多跳路由Correlation相关性latency-aware延时敏感cog