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- What is Pulse Amplitude Modulation? 什么是脉冲调幅?
- Quadrature amplitude modulation. 正交幅度调变。
- 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”。
- 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。
- I retrofitted our ommunications to an amplitude modulation. 我把我们通讯改为调幅模式。
- Active jamming of aninfrared seeker with amplitude modulation reticle[J]. 引用该论文 王滨;李彤;吕百达;钟鸣.
- 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。
- 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。
- In addition to being the first to transmit voice over radio, Reginald Fessenden developed amplitude modulation, or as we call it today, AM. 除了首次通过广播传送声音外, Reginald Fessenden 发展了振幅调制,也就是我们今天所说的AM。
- In this paper, a method for enhancing the measure performance of digital oscilloscope for Amplitude Modulation (AM) signals is presented by applying Elman sptio-temporal neural network. 运用时空神经网络时域和空域模式识别方法给数字示波器增加AM调制信号测量功能。
- Data is modulated onto the carrier by various methods, such as amplitude modulation (AM), frequency modulatikon (FM), etc. 数据调制，有各种方法，例如振幅调制（调幅）和频率调制（调频）。
- 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。
- 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；
- 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。
- 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。
- It is shown a new way for fast implementation of CWT based on amplitude modulation techniques for generating wavelet chain. 该方法利用幅度调制技术产生小波链实现小波变换，为小波变换的快速实现提供了新的途径。
- The coupling of noise to signals is simulated by addition, multiplication, convolution, amplitude modulation, or phase modulation etc. 并以相加、相乘、迴旋积、强度调变、或相位调变等方式，模拟杂讯与讯号之结合。
- Quadrature amplitude modulation(QAM)is a way of carrier transmission that has high spectrum efficiency and is easily implemented. 正交幅度调制(QAM)是一种频谱利用率高、实现较为方便的载波传输方式。
- Printing system generally adopts the amplitude modulation because of the speciality of printing crafts.That is to say gridding module-based halftone. 由于印花工艺的特殊性,一般采用调幅的技术,也就是采用基于网模的半色调方法来进行挂网。
