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- complex modulation signal 复合调制信号
- This paper puts forword a method to generate the complex modulation LFM signal using the slope wobble in different Pulse Repetition Interval (PRI). 该文提出利用脉间调频斜率抖动的复杂调制LFM信号,实现对数字储频欺骗干扰的抑制。
- The definition of the complex signal, real modulation and complex modulation, the complex low-pass signal representation of real bandpass signal, SSB complex mo. 文中介绍了复信号的定义、实调制与复调制、用复低通信号表示带通信号、单边带复调制与解调,以及数字单边带韦瓦复调制在数字化载波机中的应用。
- The emitter radar signal received by electronic intelligence system (ELINT) receivers is the function of time, relative space position, various complex modulation and the atmospheric propagation effect , etc. 电子情报侦察系统(ELINT)的接收机接收到的雷达辐射源信号是时间、空间相对位置、多种复杂调制和传播途径上大气传播效应影响的函数。
- This paper proposed a digital modulation signal identification method using the HHT and SVM methods. 提出了一种基于HHT和支持向量机的实际数字调制信号识别算法。
- The operating principle of complex modulation fuze using pseudorandom code phase modulation and linear frequency modulation is simply introduced. 简单介绍了伪码调相与线性调频复合调制引信的工作原理。
- In automatic classification of digital modulation signal,computing envelope variance after difference has important meaning to distinguish PSK and FSK signal. 在数字信号的自动调制方式识别中,差分后求包络方差对于区分FSK、PSK信号具有十分重要的意义。
- To increase the effectively transmitted bandwidth, digital multiplex channel Weaver complex modulation is employed to implement SSB modulation. 为了提高载波机的有效传输带宽,可采用多路数字韦瓦复调制的原理来实现载波机的单边带调制。
- We further discuss the potential role of the differential trafficking properties of D1-like receptors in complex modulation of DA signaling. 我们对D1样受体家族这种不同的胞内转运特性在DA信号复杂调控中的可能作用,进行了讨论。
- Compared with the performance of normalized single pulse signal and linear frequency modulation signal (LFM), a new method is presented. 摘要从归一化的单脉冲信号和LFM信号性能比较分析入手,提出了一种新的分析方法。
- The driver circuit comprises a switch, a pulsewidth modulation signal generator and a regulator coupling with the pulsewidth modulation signal generator. 驱动电路包括开关,脉宽调制信号产生器和与脉宽调制信号产生器耦接的调节器。
- When there is a modulated signal from transmitter, there are side bands. 只要在发射机中存在调制信号,就含有旁频带出现。
- A functional unit that converts a modulated signal into the original signal. 把已调制过的信号恢复为原始信号的一种功能部件,或叫操作装置。
- The special optics and novel configuration make a feature of double-frequen-cy function amd insensitivity of Moire fringe modulation signal to gap between the main grat-ing and index grating. 该系统具有光学两倍频作用和大光栅副间隙下使用及间隙对莫尔条纹信号调制度不敏感等特点,并且整体结构分离式、小型化和轻型化,在各类精密测量装置和精密加工仪器中将得到越来越广泛的应用。
- The work point should be controlled when open-loop Fiber Optic Gyroscope (FOG) is working, so a sin wave modulation signal with adjustable amplitude must be produced by digital method. 摘要开环光纤陀螺在工作时需要对其工作点进行控制,这就要求能够用数字的方法产生一个幅度可调的正弦波调制信号。
- A functional unit that converts a signal into a modulated signal suitable for transmission. 将信号转变成适合于传输的被调制信号的一种操作装置。
- Secondly, the VWDK modulation is introduced with theoretical power spectrum expression of the modulated signal and simulation result of power spectra. 接着通过对VWDK调制方法的理论功率表达式和仿真功率谱图进行分析,对其性能进行探讨。
- The Time Domain Wave Form and Frequency Spectrum of Modulated Signal of uexp( tt/ Pw) Multiply by Carrier with Uniform Phase Noise. 单边递减波电压讯号乘上含有均匀相位杂讯载波之调变讯号时域波形及频谱。
- First, we will focus on the study of channel modeling, signalling noise sources, binary versus modulation signalling, and low voltage differential signalling (LVDS) standard. 首先,我们将简单的说明及讨论通道建模、介面电路的杂讯来源、二元及调变讯号的比较及低电压差动讯号标准。
- In the field of communication engineering, the information bearing signal is also known as the modulating signal. 在贸易领域,通信工程,信息轴承信号,又称为调制信号。