分章节词汇

Vocabulary 1Chapter 1Independent V ariable 独立变量Stock market 股票市场time interval 时间间隔Average Power 平均功率Classification of Signals 信号分类Time-shifted 时移Time-scaled 时间尺度变换Time reversal 反转Fundamental Period 基波周期Symmetric 对称Decomposition 分解Exponential 指数Sinusoidal 正弦complex exponential 复指数fundamental period 基波周期Harmonically 谐波integer multiples 整数倍full-wave全波rectified已整流的properties 性质factors 因子Unit Impulse单位冲激, 单位脉冲Unit Step单位阶跃bank account 银行存款Invertibility 可逆性inverse systems 可逆系统Causality 因果性Stability 稳定性bounded input bounded output 有界输入-有界输出Time Invariance 时不变性time-varying system 时变系统Linearity 线性Superposition principle 叠加原理Additivity 可加性Scaling 比例性Homogeneity 齐次性Incrementally linear systems 增量线性系统Chapter 2Convolution 卷积Convolution Sum卷积和Sifting property筛选性质Instantaneous瞬时的Interval区间Convolution Integral 卷积积分Approximated 近似Commutative Property 交换律性质Assume 假定,假设Evaluate 求...的值Prove 证明, 证实, 检验V erify 证实; 查证, 鉴定, 验证,证明,检验,核实Demonstrate 示范,证明,论证(用实验说明,图解,演示)Distributive Property 分配律性质Associative Property 结合律性质identity system恒等系统Instantaneous 瞬间Invertibility可逆性Causality因果性initial rest 初始松弛Stability稳定性Absolutely summable 绝对可和Absolutely integrable 绝对可积Unit Step Response 单位阶跃响应Differential Equations微分方程Difference Equations差分方程Constant-Coefficient 常系数Implicit 隐含explicit 显式homogeneous solution 齐次解natural response 自然响应particular solution 特解forced response 受迫响应Full solution 完全解Recursive equation 递归方程nonrecursive equation 非递归方程finite impulse response (FIR) system 有限脉冲响应系统(FIR)Block Diagram 方框图adder 加法器Multiplication by a coefficient 标量乘法器unit delay 单位延时器integrator 积分器Initial condition 初始条件Singularity Functions 奇异函数Idealized Short Pulse理想化短脉冲Doublets冲激偶symbolic function 符号函数Chapter 3Historical Perspective 历史回顾Fourier 傅立叶Dirichlet 狄里赫利Lagrange 拉格朗日contribution贡献harmonically 谐波aperiodic 非周期advantageou 有利的combinations 组合construct 构成convenient 方便的representation 表示orthogonal 直角，正交eigenfunction 特征函数eigenvalue 特征值complex amplitude factor复振幅因子fundamental components 基波分量first harmonic components 一次谐波分量second harmonic components 二次谐波分量synthesis equation 综合公式analysis equation 分析公式Fourier series coefficients 傅立叶系数spectral coefficients 频谱系数Convergence收敛absolutely integrable绝对可积variation起伏变化Linearity 线性Time shifting 时移性质Time Reversal 时间反转Time scaling 时间尺度变换Multiplication 相乘Conjugation 共轭Conjugate Symmetry 共轭对称性Parseval’s Relation 帕斯瓦尔定理triangular 三角impulse train 冲激串Gibbs phenomenon吉伯斯现象periodic convolution 周期卷积First Difference 一次(介)差分system function 系统函数frequency response 频率响应Filtering 滤波Filter滤波器relative amplitudes 相对振幅eliminate 除去entirely 完全地Frequency-shaping filters 频率成形滤波器Frequency-selective filters 频率选择性滤波器essentially 基本上undistorted 无失真significantly 显著地attenuate 衰减equalizing filter 均/平衡滤波器Differentiating filters 微分滤波器enhance 增强、增晰edges 边缘Lowpass filter 低通滤波器Highpass filter 高通滤波器Bandpass filter 带通滤波器Cutoff frequencies 截止频率passband 通带stopband 阻带ideal frequency-selective filters 理想频率选择性滤波器recursive递归nonrecursive 非递归Chapter 4envelope 包络inverse Fourier transform 傅立叶反变换Fourier transform傅立叶变换Fourier integral傅立叶积分spectrum 频谱Fourier transform pair 傅立叶变换对duality 对偶性energy-density spectrum 能量密度谱/能谱密度convolution property 卷积性质amplitude modulation 幅度调制modulation property 调制性质Chapter 5discrete-timeFourier transform (DTFT) 离散傅立叶变换accumulation累加time expansion 时域扩展differentiation frequency 频域微分Chapter 7sampling 采样sampling theorem 采样定理sample 样本uniquely 唯一地reconstruct 重建successive 逐次的sample values 样本值gain 增益cutoff frequency 截止频率zero-order hold零阶保持interpolation 内插undersampling欠采样aliasing混叠oscilloscope 示波器Analog-to-Digital(A/D) 模数转换Digital -to- Analog(D/A) 数模转换Nyquist奈奎斯特Chapter 9Laplace拉普拉斯Laplace Transform拉普拉斯变换region of convergence （ROC）收敛域zero 零点pole 极点strip带状parallel 平行rational有理的Pole-Zero Plot零极点图geometric几何s-Domain s域Initial-value Theorems 初值定理Final-value Theorems 终值定理if and only if 当且仅当Routh 罗斯characterized 表征Butterworth Filters 巴特沃兹滤波器angular 角度的angle 角，角度radius 半径radian 弧度restric 限制Parallel connection并联Series connection 串联，级联Feedback connection 反馈联接Signal Flow Graphs 信号流图Mason 梅森unilateral 单边的bilateral 双边的multilateral 多边的zero-state response. 零状态响应zero-input response 零输入响应Chapter 10Z-Transform Z变换Unit cricle 单位圆magnitude 值，模值region 区域anti-causal反因果Inverse Z-Transform Z反变换，Z逆变换counterclockwise 逆时针clockwise 顺时针z-domain z域accumulation 累加器summation累加器Chapter 11Linear Feedback Systems 线性反馈系统Inverse system design 逆系统设计Compensation for nonideal elements 非理想元件的补偿Stabilization of unstable systems不稳定系统的稳定Tracking systems 跟踪系统Destabilization 不稳定Root-Locus 根轨迹closed-loop poles 闭环极点angle criterion 角判椐encirclement 围线Phase Margins 相位裕度Chapter 12State-Space 状态空间vector矢量，向量controllable 可控的intermediate 中间的canonical 规范的，正则的observable 可观测的State transition 状态变换。