您要查找的是不是:
- In communications, an amplitude modulated signal in which the amplitude of the carrier is reduced to zero for some part of the cycle of the modulating waveform. 通信技术中的一种调幅信号,其载波的振幅在调制波形周期的某些部分减少到零。
- The spectrum of amplitude modulated signal are two half magnitude spectrums of base band signal positive and negative shifted by a carrier or R. 调幅讯号之频谱为一半强度基频讯号之频谱分别正负位移一射频或载波之频率。
- In communications,an amplitude modulated signal in which the amplitude of the carrier is reduced to zero for some part of the cycle of the modulating waveform. 通信技术中的一种调幅信号,其载波的振幅在调制波形周期的某些部分减少到零。
- The spectrum of amplitude modulated signal are two half magnitude spectrums of base band signal positive and negative shifted by a carrier or R.F. frequency. 调幅讯号之频谱为一半强度基频讯号之频谱分别正负位移一射频或载波之频率。
- Waveform Analysis on the Suppression Carrier Amplitude Modulation Signal Based on the Computer 抑制载波调幅信号的计算机波形分析
- Performance for Time-Varying Amplitude Modulation Signal Using Cyclostationary Approach 时变调幅信号的循环平稳特征
- Realization for Orthogonal Signal and General Amplitude Modulation Signal Based on CPLD 基于CPLD的正交及程控调制信号的实现
- What is Pulse Amplitude Modulation? 什么是脉冲调幅?
- Quadrature amplitude modulation. 正交幅度调变。
- amplitude modulation signal 调幅信号
- Application of Lowpass Filter in Demodulation of Amplitude Modulatory Signal 调幅波解调器中低通滤波器的应用
- I retrofitted our ommunications to an amplitude modulation. 我把我们通讯改为调幅模式。
- A method to measure the amplitude modulation (AM) signal with the DPSD algorithm realized by an A/D converter and a computer is presented. 本文提出了一种应用A/D转换器和计算机实现DPSD算法来测量调幅信号的方法。
- The proposed UWT effectively extracted the friction fault features of amplitude modulation and transient impact from vibration signal of a gearbox. 采用这种非抽样小波变换从齿轮箱的振动信号中有效提取幅值调制和瞬态冲击的摩擦故障特征。
- The effect of the power supply brings to phase modulation and amplitude modulation of the output signal in TWTA is discussed emphatically. 简要分析影响TWTA频谱特征的因素,着重探讨了TWT的供电电源对TWTA输出信号的调幅、调相作用,并就工作在连续波以及脉冲发射状态下的TWTA的频谱特征进行了初略的估计。
- Active jamming of aninfrared seeker with amplitude modulation reticle[J]. 引用该论文 王滨;李彤;吕百达;钟鸣.
- 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。
- Realize signal modulation and demodulation functions, including various types of modulation such as ASK (amplitude modulation), PSK (phase modulation), FSK (FM). 实现信号的调制解调功能,包括各类调制如ASK(调幅),PSK(调相),FSK(调频)。
- This system of modifying the carrier waves is called "Amplitude Modulation," or "AM". 这个改变载波的系统称为“振幅调制”或缩写为“AM”。
- 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。