您要查找的是不是：
- ferrite amplitude modulator 铁氧体调幅器
- What is Pulse Amplitude Modulation? 什么是脉冲调幅?
- Quadrature amplitude modulation. 正交幅度调变。
- I retrofitted our ommunications to an amplitude modulation. 我把我们通讯改为调幅模式。
- Signals are modulated through amplitude modulator and phase modulator respectively then reconstruct at the PA stage. 两个信号再经由震幅调变器和相位调变器分别做调变，最后在放大器端重新将信号重建回来。
- Active jamming of aninfrared seeker with amplitude modulation reticle[J]. 引用该论文 王滨;李彤;吕百达;钟鸣.
- Crystal radios are devised for the reception of amplitude modulated AM signals. 晶体收音机是用来接收调幅信号的。
- In the paper, electro-optic polymer wave guide modulator with TE/TM mode converter would be shown to allow for polarization insensitive amplitude modulation. 摘要提出了一种能实现偏振不敏感调制的新方法：基于TE/TM偏振模式转换的聚合物电光调制。
- DC high voltage amplifier developed using amplitude modulation includes an amplitude modulator, a power amplifier, a step-up transformer, and a linear detector. 该文提出一种调幅式直流高压放大器,它由幅值调制、功率放大、变压器升压、线性检波组成主回路,通过电压负反馈构成闭环控制。
- X-band Amplitude Modulator with Phase Compensation X波段相位补偿调幅器
- 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”。
- In communications, the amplitude variations of an amplitude modulated carrier wave. 在通信技术中，调幅载波的幅度变化图。
- 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。
- A high-performance DVB-C Quadrature Amplitude Modulation（QAM） demodulator has been presented. 摘要 提出了一种适用于DVB-C标准的高性能QAM解调器。
- Single sideband amplitude modulation is the major model of the military software radio. 单边带调制是军用软件无线电中的主要调制方式之一。
- The influences of the SPM with amplitude modulations and phase perturbations on the compressed pulse is simulated. 结果表明:啁啾光脉冲的振幅调制深度和相位扰动深度越大,则压缩后的光脉冲对比度越小;
- Amplitude modulation switch formed byour flux KTP has the contrast ratio of 150:1 and insert loss is 2.5% at 1064 nm. 制作的强度调制电光开关，消光比为150：1，对1064nm激光的插入损耗为2．5%25；
- The paper put forward to adopt the method that the signals were preamplified and modulated by amplitude modulation, then demodulated by AM in-phase demodulation using PLL. 本文提出采用先经前置放大、调幅调制，然后再利用锁相环构成的调幅波同步检波电路解调得到有用信号的方法解决该问题。
- 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。
- Units: megahertz (MHz) AM (amplitude modulation), 200 and up are for military use, but are staffed by the same civil controllers. 单位：兆赫，调幅，200以上为军用，亦为民航管制员执勤。
