DSP-专业英语词汇

1、DSP专业英语词汇AAbsolutely integrable绝对可积Absolutely integrable impulse response绝对可积冲激响应Absolutely summable 绝对可和Absolutely summable impulse response绝对可和冲激响应Accumulator累力口器Acoustic 声学 Adder力口法器 Additivity property 可加性 Aliasing 混叠现象 All-pass systems 全通系统 AM (Amplitude modulation ) 幅度调制 Amplifier 放大器 Amplitud

2、e modulation (AM) 幅度调制 Amplitude-scaling factor幅度放大因子Analog-to-digital (A-to-D) converter 模数转换器 Analysis equation分析公式(方程)Angel (phase) of complex number复数的角度 (相位)Angle criterion 角判据 Angle modulation 角度调制 Anticausality 反因果 Aperiodic 非周期 Aperiodic convolution非周期卷积Aperiodic signal非周期信号Asynchronous 异步的

3、Audio systems 音频(声音)系统 Autocorrelation functions 自相关函数 Automobile suspension system 汽车减震系统 Averaging system 平滑系统 B Band-limited 带(宽)限的 Band-limited input signals带限输入信号Band-limited interpolation带限内插Bandpass filters 带通滤波器 Bandpass signal 带通信号 Bandpass-sampling techniques 带通采样技术 Bandwidth 带宽 Bartlett (

4、triangular) window巴特利特(三角形)窗Bilateral Laplace transform双边拉普拉斯变换Bilinear双线性的Bilinear transformation双线性变换Bit(二进制)位，比特Block diagrams 方框图Bode plots 波特图Bounded 有界限的Break frequency 折转频率Butterworth filters巴特沃斯滤波器C“Chirp“ transform algorithm鸟声变换算法Capacitor 电容器Carrier 载波Carrier frequency载波频率Carrier signal载波信

5、号Cartesian (rectangular) form直角坐标形式Cascade (series) interconnection 串联，级联Cascade-form 串联形式Causal LTI system 因果的线性时不变系统Channel信道，频道Channel equalization 信道均衡Chopper amplifier斩波器放大器Closed-loop 闭环Closed-loop poles 闭环极点Closed-loop system 闭环系统Closed-loop system function 闭环系统函数Coefficient multiplier系数乘法器Co

6、efficients 系数Communications systems 通信系统Commutative property 交换性(交换律)Compensation for nonideal elements非理想元件的补偿Complex conjugate 复数共轲Complex exponential carrier复指数载波Complex exponential signals复指数信号Complex exponential(s) 复指数Complex numbers 复数Conditionally stable systems 条件稳定系统Conjugate symmetry 共轲对称C

7、onjugation property 共轲性质Continuous-time delay连续时间延迟Continuous-time filter连续时间滤波器Continuous-time Fourier series连续时间傅立叶级数Continuous-time Fourier transform连续时间傅立叶变换Continuous-time signals连续时间信号Continuous-time systems 连续时间系统Continuous-to-discrete-time conversion连续时间到离散时间转换Convergence 收敛Convolution 卷积Con

8、volution integral卷积积分Convolution property 卷积性质Convolution sum 卷积和Correlation function 相关函数Critically damped systems 临界阻尼系统Crosss-correlation functions互相关函数Cutoff frequencies截至频率D Damped sinusoids阻尼正弦振荡Damping ratio阻尼系数Dc offset直流偏移Dc sequence 直流序列 Deadbeat feedback systems 临界阻尼反馈系统 Decibels (d 分贝 De

9、cimation 抽取 Decimation and interpolation 抽取和内插 Degenerative (negative) feedback 负反馈 Delay 延迟 Delay time延迟时间Demodulation 解调 Difference equations差分方程Differencing property差分性质Differential equations微分方程Differentiating filters 微分滤波器 Differentiation property 微分性质 Differentiator 微分器 Digital-to-analog (D-to

10、-A) converter 数模转换器 Direct Form I realization 直接 I 型实现 Direct form II realization 直接 II 型实现 Direct-form 直接型 Dirichlet conditions狄里赫利条件Dirichlet, P.L.狄里赫利 Discontinuities 间断点，不连续 Discrete-time filters离散时间滤波器Discrete-time Fourier series 离散时间傅立叶级数 Discrete-time Fourier series pair离散时间傅立叶级数对Discrete-tim

11、e Fourier transform (DFT) 离散时间傅立叶变换 Discrete-time LTI filters离散时间线性时不变滤波器Discrete-time modulation离散时间调制Discrete-time nonrecursive filters离散时间非递归滤波器Discrete-time signals 离散时间信号 Discrete-time systems 离散时间系统Discrete-time to continuous-time conversion离散时间至 U连续时间转换Dispersion 弥撒(现象) Distortion 扭曲，失真 Distr

12、ibution theory (property) 分配律 Dominant time constant主时间常数Double-sideband modulation (DS双边带调制Downsampling 减采样 Duality 对偶性 E Echo 回波 Eigenfunctions 特征函数 Eigenvalue 特征值 Elliptic filters椭圆滤波器Encirclement property围线性质End points 终点 Energy of signals 信号的能量 Energy-density spectrum能量密度谱Envelope detector 包络检波

13、器 Envelope function包络函数Equalization 均衡化 Equalizer circuits均衡器电路Equation for closed-loop poles 闭环极点方程 Euler, L.欧拉 Euler s relation 欧拉关系(公式) Even signals 偶信号 Exponential signals 指数信号 Exponentials 指数 F Fast Fourier transform (FFT)快速傅立叶变换Feedback 反馈 Feedback interconnection反馈联结Feedback path反馈路径 Filter(s

14、) 滤波器 Final-value theorem 终值定理 Finite impulse response (FIR)有限长脉冲响应Finite impulse response (FIR) filters有限长脉冲响应滤波器Finite sum formula有限项和公式Finite-duration signals有限长信号First difference 一阶差分 First harmonic components基波分量(一次谐波分量)First-order continuous-time systems阶连续时间系统First-order discrete-time systems

15、一阶离散时间系统First-order recursive discrete-time filters一阶递归离散时间滤波器First-order systems 一阶系统Forced response 受迫响应Forward path 正向通路Fourier series 傅立叶级数Fourier transform 傅立叶变换Fourier transform pairs傅立叶变换对Fourier, Jean Baptiste Joseph 傅立叶(法国数学家，物理学家)Frequency response 频率响应Frequency response of LTI systems 线性时

16、不变系统的频率响应Frequency scaling of continuous-time Fourier transform连续时间傅立叶变化的频率尺度 (变换性质)Frequency shift keying (FSK)频移键控Frequency shifting property频移性质Frequency-division multiplexing (FDM)频分多路复用Frequency-domain characterization频域特征Frequency-selective filter频率选择滤波器Frequency-shaping filters频率成型滤波器Fundamen

17、tal components 基波分量Fundamental frequency 基波频率Fundamental period 基波周期 G Gain 增益Gain and phase margin 增益和相位裕度General complex exponentials一般复指数信号Generalized functions广义函数Gibbs phenomenon 吉伯斯现象 Group delay 群延迟HHalf-sample delay 半采样间隔时延Hanning window 汉宁窗Harmonic analyzer 谐波分析议Harmonic components 谐波分量Harm

18、onically related谐波关系Heat propagation and diffusion热传播和扩散现象Higher order holds 高阶保持Highpass filter高通滤波器Highpass-to-lowpass transformations高通至 U低通变换Hilbert transform希尔波特滤波器Homogeneity (scaling) property 齐次性(比例性) IIdeal理想的Ideal bandstop characteristic 理想带阻特征Ideal frequency-selective filter理想频率选择滤波器Ideal

19、ization 理想化Identity system恒等系统Imaginary part 虚部Impulse response冲激响应Impulse train 冲激串Incrementally linear systems增量线性系统Independent variable 独立变量Infinite impulse response (IIR)无限长脉冲响应Infinite impulse response (IIR) filters无限长脉冲响应滤波器Infinite sum formula无限项和公式Infinite taylor series无限项泰勒级数Initial-value t

20、heorem 初值定理Inpulse-train sampling 冲激串采样Instantaneous 瞬时的Instantaneous frequency 瞬时频率Integration in time-domain 时域积分Integration property积分性质Integrator 积分器Interconnection 互联Intermediate-frequency (IF) stage 中频级Intersymbol interference (ISI) 码间干扰Inverse Fourier transform傅立叶反变换Inverse Laplace transform拉

21、普拉斯反变换Inverse LTI system逆线性时不变系统Inverse system design 逆系统设计Inverse z-transform z 反变换Inverted pendulum 倒立摆Invertibility of LTI systems线性时不变系统的可逆性Invertible systems 逆系统 LLag network滞后网络Lagrange, J.L.拉格朗日(法国数学家，力学家)Laplace transform 拉普拉斯变换Laplace, P.S. de拉普拉斯(法国天文学家，数学家) lead network 超前网络 left-half pla

22、ne 左半平面 left-sided signal左边信号Linear 线性 Linear constant-coefficient difference equations线性常系数差分方程Linear constant-coefficient differential equations线性常系数微分方程Linear feedback systems 线性反馈系统 Linear interpolation 线性插值 Linearity 线性性 Log magnitude-phase diagram 对数幅一相图 Log-magnitude plots对数模图Lossless coding

23、无损失码Lowpass filters低通滤波器Lowpass-to-highpass transformation彳氐通至 U高通的转换LTI system response 线性时不变系统响应 LTI systems analysis 线性时不变系统分析 M Magnitude and phase 幅度和相位 Matched filter匹配滤波器Measuring devices 测量仪器 Memory 记忆 Memoryless systems 无记忆系统 Modulating signal 调制信号 Modulation 调制 Modulation index调制指数Modulati

24、on property调制性质Moving-average filters移动平均滤波器Multiplexing多路技术Multiplication property 相乘性质 Multiplicities 多样性 N Narrowband 窄带 Narrowband frequency modulation窄带频率调制Natural frequency自然响应频率Natural response 自然响应 Negative (degenerative) feedback 负反馈 Nonanticipatibe system不超前系统Noncausal averaging system 非因果

25、平滑系统 Nonideal非理想的Nonideal filters非理想滤波器Nonmalized functions 归一化函数 Nonrecursive 非递归 Nonrecursive filters 非递归滤波器非递归线性常系数差分方程Nonrecursive linear constant-coefficient difference equations Nyquist frequency奈奎斯特频率Nyquist rate 奈奎斯特率 Nyquist stability criterion奈奎斯特稳定性判据O Odd harmonic奇次谐波Odd signal 奇信号 Open-

26、loop 开环 Open-loop frequency response 开环频率响应 Open-loop system 开环系统 Operational amplifier运算放大器Orthogonal functions正交函数Orthogonal signals 正交信号Oscilloscope 示波器Overdamped system 过阻尼系统Oversampling 过采样Overshoot 超量PParallel interconnection 并联Parallel-form block diagrams并联型框图Parity check 奇偶校验检查Parseval s rel

27、ation 帕斯伐尔关系(定理)Partial-fraction expansion部分分式展开Particular and homogeneous solution 特解和齐次解Passband 通频带Passband edge通带边缘Passband frequency 通带频率Passband ripple 通带起伏(或波纹)Pendulum 钟摆Percent modulation 调制百分数Periodic 周期的Periodic complex exponentials周期复指数Periodic convolution周期卷积Periodic signals 周期信号Periodi

28、c square wave 周期方波Periodic square-wave modulating signal周期方波调制信号Periodic train of impulses周期冲激串Phase (angle) of complex number 复数相位(角度)Phase lag相位滞后Phase lead相位超前Phase margin 相位裕度Phase shift 相移Phase-reversal 相位倒置Phase modulation 相位调制Plant 工厂Polar form 极坐标形式Poles极点Pole-zero plot(s)零极点图Polynomials 多项式

29、Positive (regenerative) feedback 正(再生)反馈Power of signals 信号功率Power-series expansion method 哥级数展开的方法Principal-phase function主值相位函数Proportional (P) control比例控制Proportional feedback system比例反馈系统Proportional-plus-derivative 比例加积分Proportional-plus-derivative feedback比例加积分反馈Proportional-plus-integral-plus

30、-differential （PID） control 比例一积分微分控制 Pulse-amplitude modulation脉冲幅度调制Pulse-code modulation 脉冲编码调制 Pulse-train carrier 冲激串载波 Q Quadrature distortion 正交失真 Quadrature multiplexing正交多路复用Quality of circuit电路品质（因数）R Raised consine frequency response 升余弦频率响应 Rational frequency responses 有理型频率响应 Rational t

31、ransform有理变换RC highpass filter RC 高阶滤波器 RC lowpass filter RC 低阶滤波器 Real实数 Real exponential signals 实指数信号 Real part 实部 Rectangular （Cartesian） form 直角（卡笛儿）坐标形式 Rectangular pulse 矩形脉冲 Rectangular pulse signal 矩形脉冲信号 Rectangular window矩形窗口Recursive （infinite impulse response） filters 递归（无时限脉冲响应）滤波器 Rec

32、ursive linear constant-coefficient difference equations递归的线性常系数差分方程Regenerative （positive） feedback 再生（正）反馈 Region of comvergence 收敛域 right-sided signal 右边信号 Rise time 上升时间 Root-locus analysis 根轨迹分析（方法） Running sum 动求和 SS domain S 域Sampled-data feedback systems 采样数据反馈系统Sampled-data systems 采样数据系统Sam

33、pling 采样Sampling frequency 采样频率Sampling function采样函数Sampling oscilloscope采样示波器Sampling period采样周期Sampling theorem 采样定理Scaling （homogeneity） property 比例性（齐次性）性质Scaling in z domainz 域尺度变换Scrambler 扰频器Second harmonic components 二次谐波分量Second-order 二阶Second-order continuous-time system 二阶连续时间系统Second-ord

34、er discrete-time system 二阶离散时间系统Second-order systems 二阶系统sequence 序歹USeries （cascade） interconnection 级联（串联）Sifting property筛选性质Sinc functions sinc 函数Single-sideband 单边带Single-sideband sinusoidal amplitude modulation单边带正弦幅度调制Singularity functions奇异函数Sinusoidal 正弦（信号）Sinusoidal amplitude modulation正弦

35、幅度调制Sinusoidal carrier 正弦载波Sinusoidal frequency modulation正弦频率调制Sliding 滑动Spectral coefficient 频谱系数Spectrum 频谱Speech scrambler 语音力口密器S-plane S 平面Square wave 方波Stability 稳定性Stabilization of unstable systems 不稳定系统的稳定性（度）Step response 阶跃响应Step-invariant transformation阶跃响应不定的变换Stopband 阻带Stopband edge 阻

36、带边缘Stopband frequency 阻带频率Stopband ripple阻带起伏（或波纹）Stroboscopic effect 频闪响应Summer 加法器Superposition integral 叠力口积分Superposition property叠力口性质Superposition sum 叠力和Suspension system 减震系统Symmetric periodic周期对称Symmetry 对称性Synchronous 同步的Synthesis equation 综合方程System function（s）系统方程 TTable of properties性质歹 U 表Taylor series 泰勒级数Time 时间，时域Time advance property of unilateral z-transform 单边 z 变换的时间超前性质Time constants 时间常数Time delay property of unilateral z-transform 单边 z 变换的时间延迟性质