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- variable amplitude modulation 变幅调制
- 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。
- Active jamming of aninfrared seeker with amplitude modulation reticle[J]. 引用该论文 王滨;李彤;吕百达;钟鸣.
- This would result in about 1. 5 million variable amplitude stress cycles, assuming each truck produces one stress cycle. 假定一辆卡车产生一次应力循环;这将产生1.;5百万次变幅应力循环。
- The PAM controller, which is commonly used in digital control, produces a series of piecewise-constant continuous pulses having variable amplitude and variable or fixed width [5]. PAM的控制器;它是常用来产生一系列分段-恒定,具有可变振幅和可变或固定宽度的连续脉冲[5]的数字控制器.
- 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”。
- variable impedance amplitude modulation 可变阻抗调幅
- 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。
- The spectrum provides reliable basis for calculating stresses and crack propagation life of thermal variable amplitude fatigue and for carrying out safety assessment for the nozzle region adjacent to the block coke valve of a coking tower. 该谱为进一步计算焦碳塔堵焦阀接管部位的应力及变幅值热疲劳裂纹扩展寿命和安全评定提供了可靠的载荷依据
- 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;
- 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。
- 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。
- 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。
- Loading pattern of variable amplitude deformation 变幅变形加载
- 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。