《信号与系统》专业术语中英文对照表(20200705175237)
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《信号与系统》专业术语中英文对照表
第 1 章绪论
信号(signal)系统(system)电压(voltage)电流(current)信息(information)电路(circuit)网络(network)
确定性信号(determinate signal)随机信号(random signal)一维信号(one–dimensional signal)多维信号(multi–dimensional signal)连续时间信号(continuous time signal)离散时间信号(discrete time signal)取样信号(sampling signal)数字信号(digital signal)周期信号(periodic signal)非周期信号(nonperiodic(aperiodic) signal)能量(energy)功率(power)能量信号(energy signal)功率信号(power signal)平均功率(average power)平均能量(average energy)指数信号(exponential signal)时间常数(time constant)正弦信号(sine signal)余弦信号(cosine signal)
振幅(amplitude)角频率(angular frequency)初相位(initial phase)周期(period)频率(frequency)
欧拉公式(Euler’s formula)
复指数信号(complex exponential signal)复频率(complex frequency)实部(real part)
虚部(imaginary part)
抽样函数 Sa(t)(sampling(Sa) function)偶函数(even function)
奇异函数(singularity function)奇异信号(singularity signal)单位斜变信号(unit ramp signal)斜率(slope)
单位阶跃信号(unit step signal)符号函数(signum function)
单位冲激信号(unit impulse signal)广义函数(generalized function)取样特性(sampling property)
冲激偶信号(impulse doublet signal)奇函数(odd function)偶分量(even component)奇分量(odd component)
正交函数(orthogonal function)正交函数集(set of orthogonal function)数学模型(mathematics model)电压源(voltage source)
基尔霍夫电压定律(Kirchhoff’s voltage law(KVL))电流源(current source)
连续时间系统(continuous time system)离散时间系统(discrete time system)微分方程(differential function)差分方程(difference function)线性系统(linear system)
非线性系统(nonlinear system)时变系统(time–varying system)时不变系统(time–invariant system)集总参数系统(lumped–parameter system)分布参数系统(distributed–parameter system)偏微分方程(partial differential function)因果系统(causal system)
非因果系统(noncausal system)因果信号(causal signal)
叠加性(superposition property)均匀性(homogeneity)积分(integral)
输入–输出描述法(input–output analysis)状态变量描述法(state variable analysis)
单输入单输出系统(single–input and single–output system)状态方程(state equation)输出方程(output equation)
多输入多输出系统(multi–input and multi–output system)时域分析法(time domain method)变换域分析法(transform domain method)卷积(convolution)
傅里叶变换(Fourier transform)拉普拉斯变换(Laplace transform)
第 2 章连续时间系统的时域分析
齐次解(homogeneous solution)特解(particular solution)
特征方程(characteristic function)特征根(characteristic root)
固有(自由)解(natural solution)强迫解(forced solution)
起始条件(original condition)初始条件(initial condition)自由响应(natural response)强迫响应(forced response)
零输入响应(zero-input response)零状态响应(zero-state response)冲激响应(impulse response)阶跃响应(step response)
卷积积分(convolution integral)交换律(exchange law)分配律(distribute law)结合律(combine law)
第3 章傅里叶变换
频谱(frequency spectrum)频域(frequency domain)
三角形式的傅里叶级数(trigonomitric Fourier series)指数形式的傅里叶级数(exponential Fourier series)傅里叶系数(Fourier coefficient)直流分量(direct composition)基波分量(fundamental composition) n 次谐波分量(nth harmonic component)复振幅(complex amplitude)
频谱图(spectrum plot(diagram))幅度谱(amplitude spectrum)相位谱(phase spectrum)包络(envelop)
离散性(discrete property)谐波性(harmonic property)收敛性(convergence property)奇谐函数(odd harmonic function)吉伯斯现象(Gibbs phenomenon)
周期矩形脉冲信号(periodic rectangular pulse signal)周期锯齿脉冲信号(periodic sawtooth pulse signal)周期三角脉冲信号(periodic triangular pulse signal)
周期半波余弦信号(periodic half–cosine signal)周期全波余弦信号(periodic full–cosine signal)傅里叶逆变换(inverse Fourier transform)频谱密度函数(spectrum density function)
单边指数信号(single–sided exponential signal)双边指数信号(two–sided exponential signal)对称矩形脉冲信号(symmetry rectangular pulse signal)线性(linearity)对称性(symmetry)对偶性(duality)位移特性(shifting)
时移特性(time–shifting)频移特性(frequency–shifting)调制定理(modulation theorem)调制(modulation)解调(demodulation)
变频(frequency conversion)尺度变换特性(scaling)
微分与积分特性(differentiation and integration)时域微分特性(differentiation in the time domain)时域积分特性(integration in the time domain)
频域微分特性(differentiation in the frequency domain)频域积分特性(integration in the frequency domain)卷积定理(convolution theorem)
时域卷积定理(convolution theorem in the time domain)
频域卷积定理(convolution theorem in the frequency domain)取样信号(sampling signal)
矩形脉冲取样(rectangular pulse sampling)自然取样(nature sampling)冲激取样(impulse sampling)理想取样(ideal sampling)取样定理(sampling theorem)调制信号(modulation signal)载波信号(carrier signal)
已调制信号(modulated signal)模拟调制(analog modulation)数字调制(digital modulation)