This paper explains a new nonperiodic Amplitude-Phase Code, which has multi-level quantized amplitude and low auto-correlation sidelobes.
本文提出一种新的非周期幅相码,这种码具有多种幅度和相位,其自相关函数副瓣电平比较低。
Presented here is the amplitude-phase real frequency technique, a new procedure of the computer-aided synthesis of broadband matching networks.
本文发表了宽带匹配网络的一种新的计算机辅助设计方法—幅相实频技术。
The combined effects of mutual coupling and amplitude-phase errors have negative impact on the direction-finding performance of the MUSIC algorithm.
针对幅相误差是制约声纳基阵性能的重要因素,建立存在幅相误差的均匀线列阵模型,进而提出统计计算与计算机仿真相结合的方法。
The sidelobe performance of the Amplitude-Phase Code will be mainly expounded, and it is pointed out that the sidelobe level is lower than the Barker Code.
文中着重阐明各种多变量低副瓣幅相码,并指出这些幅相码的副瓣电平低于巴克码。
A correction method of amplitude-phase imbalance for digital receiver of a monopulse radar is presented, and its application in a real radar system is introduced.
给出了单脉冲雷达数字接收机和差三通道幅相不平衡的一种校正方法,介绍了这种方法在实际雷达系统中的应用。
Secondly, the dynamic balance's fundamental and amplitude-phase influence coefficient method are studied and the latter will be applied into the system mentioned above.
其次深入研究了旋转机械动平衡原理及其作为动平衡方法之一的影响系数法,将幅相影响系数法应用到系统中。
The amplitude-phase compensation model of multi-band radar signal fusion is analyzed and the new amplitude-phase compensation algorithm based on the ESPRIT is presented.
分析了多雷达信号融合中的幅度相位模型,并基于旋转不变技术提出一种新的幅度相位补偿参数估计方法。
The traditional method for amplitude-phase frequency characteristic calculation is first to solve the numerator polynomials and denominator polynomials of a transfer function.
频域计算的传统方法是先求出传递函数的分子多项式和分母多项式。
Combined with the Angle error extraction method mentioned above, the amplitude-phase imbalance is calibrated effectively. Thus, the measuring precision of Angle error is higher.
结合上述角误差提取方法,各通道间的幅相不平衡得到有效校正,因此提高角误差测量精度。
The amplitude-phase weight algorithm is studied in the virtual polarization, and its phase shift matrix is modified. An appropriate design project of virtual polarization is offered as well.
研究了虚拟极化理论中的幅相加权算法,修正了移相矩阵,给出了虚拟极化的工程化实施方案。
Based on the above, the impact of amplitude coefficient ratio on amplitude-phase Double Differential Space-Time Codes is discussed, and an optimal selection scheme in amplitude coefficient is given.
在此基础上,讨论了幅度系数比对幅度相位双差分空时码的影响,并给出了一种最佳的幅度系数选择方案。
And what is striking, really remarkable, that this is independent of the amplitude, and it's also independent of this Angle phi, this phase Angle.
令人惊讶的是,非常值得注意的,这个和振幅,没有关系,也和角度,没有关系,和相位角无关。
The experimental results shows that phase and amplitude characteristics must be considered in the device designing.
实验结果表明,在声光器件设计时,必须考虑其相位和振幅特性。
The air stripline feeding network is featured with low loss, high power capacitance, and it is easy to control its amplitude and phase.
空气板线馈电网络具有损耗小、耐功率高、幅相控制容易等特点而广泛应用于平面阵列天线中。
The result proved that the cancellation performance of cancellation loop is decided by the amplitude imbalance, phase imbalance and delay mismatch.
指出环路的抑制性能是由前馈环的延迟失配、幅度失配和相位失配共同决定。
In ac circuits, the current amplitude changes continuously that the concept of phase or time becomes very important.
在交流电路中,电流的幅度是连续不断地变化的,因此相位和时间的概念变得十分重要了。
The amplitude taper and phase correction are obtained by redistributing energy and changing phase velocity in different region inside the horn respectively.
在喇叭内部不同区域中重新分配能量和改变相速来获得幅度锥削和相位校正。
Because complex wavelet transforms can exactly identify amplitude and phase information in signal to be dealt with, they are suitable for detection of fault signals in power system.
复值小波变换能准确分辨出信号中所包含的幅值信息和相位信息,因而,适用于电力系统的故障信号的检测。
The analysis of vibration is introduced by its three factors-vibration amplitude, frequency and phase.
针对振动的三要素即振幅、频率及相位分别做了介绍;
In the example below, the Y-axis plots the amplitude, which has a maximum of 1, while the y2-axis plots the phase, which has a maximum value of 100.
在下面的示例中,y轴绘制振幅,最大值为1,y2轴绘制相位,最大值为100。
The effect of amplitude and phase error on the performance of receiver is discussed in this paper, and a method of digital correction based on FIR filter is proposed.
本文仔细分析了幅相误差对接收机性能的影响,提出了基于FIR滤波的一种数字域校正的方法。
In a drive system of power transistor inverter-motor, not only can it be used in fine control of motor current waveform, phase, amplitude and frequency, but can also be used to sense, fault current.
在大功率晶体管逆变器——电动机驱动系统中,它不但可用来对电动机电流的波形、相位、幅值和频率进行精细控制,而且能快速地检测出故障电流。
In this paper, an e-plane sectoral horn with amplitude taper and phase correction in the aperture is presented.
本文介绍一种在喇叭口径上具有幅度锥削的相位校正的E面扇形喇叭。
The method can realize time variant merging automatically, result in simultaneous corrections both for phase and amplitude and avoid the influence of noise.
此方法可自动实现时变拼接,达到相位和振幅同时校正,而且能避免噪声的影响。
In monopulse radars, the amplitude and phase of sum and difference channels have influence over Angle measurement accuracy.
在单脉冲雷达中,和差通道接收机的幅度和相位影响单脉冲雷达的测角精度。
Finally, some ways of MTI processing are compared in amplitude and phase unbalances of quadrature channels.
最后比较了几种MTI处理方法对正交通道幅相不平衡度的要求。
The Fourier transform method has been used to analyze the influence of modal amplitude and phase fluctuations in a mode-locked laser on performance of its output pulse.
用傅里叶变换的方法分析了锁模激光器中模式间的相位和振幅涨落对锁模脉冲列特性的影响。
While homomorphic processing can also be used to calculate attenuation, amplitude and phase of one mode simultaneously.
同态处理方法还可以同时估计单一波模式的衰减、幅度和初相位;
The system distortion is inevitable in wide-band analog quadrature receiver because of the existing of amplitude and phase errors, the performance of receiver become worse.
由模拟器件构成的宽带正交解调接收机会由于正交通道的幅相不一致性造成整个系统的失真,进而影响整个接收系统的性能。
Chirping amplitude and phase changes with the modulation frequency are present.
得出了啁啾幅度和啁啾相位与调制频率的关系。
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