通信原理专业英语词汇(3页).doc

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1、-通信原理专业英语词汇-第 3 页Information信息Message消息Energy signal能量信号Power signal 功率信号Normalized 归一化Periodic signal周期信号Non periodical signal 非周期信号Deterministic signal确定信号Frequency domain频域Frequency spectrum频谱Fourier series 傅里叶级数Complex amplitude复振幅Frequency spectrum density频谱密度Energy spectrum density功率谱密度Power s

2、pectrum density功率谱密度Complex conjugate 复数共轭Fourier transform 傅里叶变换Unit gate function门函数Unit impulse function 单位冲积函数Sample function 抽样函数Discrete spectrum 离散谱Time domain时域Autocorrelation 自相关Cross-correlation 互相关Random process随机过程Distribution function 分布函数Probability density 概率密度Average均值Mathematic expe

3、ctation 数学期望Variance 方差Correlation function 相关函数Covariance function协方差函数Stationary random process 平稳随机过程Ergodicity 遍历性Gauss process 高斯随机过程Convolution 卷积Band -limited White noiseFM frequency modulationPM phase modulationPre emphasis 预加重De emphasis 去加重AMI Alternative Mark Inversion 传号交替翻转码3 order hign

4、 density bipolar三阶高密度双极性码Manchester 曼彻斯特码Miller 密勒码CMI Coded Mark Inversion 传号反转码ISI Inter Symbol Interference 码间串扰Ny-quist 奈奎斯特Baseband transmission 基带传输Band pass transmission 带通传输Digital modulation 数字调制Amplitude Shift KeyingFrequency Shift KeyingPhase Shift KeyingCoherent 相干CPFSK Continuous Phase FSK 连续相位FSKPhase ambiguity 相位模糊Scramble 扰码