查询词典 distortionless

Concerning the distortionless linear transmission system,a new method-SSPD was put forward,which implements the precise time delay through a linear shift invariable system with unit impulse response symmetry.

从无失真线性传输系统的角度，提出了基于具有对称特性的单位冲击响应的线性移不变系统实现精确时延的方法——SSPD。

Distortionless linear transmission system ; unit impulsion response ; precise time delay ; time delay error

无失真传输系统；单位冲击响应；精确时延；时延误差

The detection method of long-distance object was proposed by minimum variance distortionless response beam forming,based on sub-band decomposition,to detect spatial energy distribution accurately.

本文采用基于子带分解的宽带最小方差无畸变响应波束形成进行空间能量检测，通过在频域各子带进行自相关矩阵平滑有效改善检测稳定性。

A mathematical upper bound of the modulation index for nonlinear distortionless transmission of wireless signal over fiber was derived according to the speciality of analog optical link modulation process.

3通过具体分析马赫—曾德调制器非线性失真的原因和所导致的影响，根据模拟信号光纤传输链路光载波信号的调制特点，推导出无线光传输链路进行信号无失真传输的光调制指数上限。

Small aperture array ; wideband distortionless beamforming ; direction of arrival estimation ; multiple sources

小孔径基阵；宽带无失真波束形成；定向；多个声源

A kind of adaptive beamforming algorithm called the time-domain analysis minimum variance distortionless response is presented to improve the performance of frequency domain MVDR in the presence of fast-moving signal sources.

针对频域最小方差无失真响应方法在源方位快速变化情况下稳定性差的问题，提出了一种基于时域解析信号的MVDR自适应波束形成方法TAMVDR(Time-domain Aanlysis MVDR)。

The theoretical research, computer simulation and experimental results analysis show that maskless laser interferometric lithography and holographic lithography have the characteristics of large field of view, high resolution, distortionless, relatively simple system structure, low costs and convenient realization way. They have a broad application prospect.

激光干涉光刻技术研究四川大学博士学位论文理论研究、计算模拟和实验结果分析表明，无掩模激光干涉光刻和全息光刻具有大视场、高分辨率、无畸变、系统相对简单、成本较低，实现方便等特点，具有广阔的应用前景。

The jack (3.5mm) of the monitor head can be input all kinds of audio signals wireless, which can be regulated for a loud and distortionless sound.

监听头（3.5mm ）插孔可输入各类音频信号实现无线传送，调整输入大小使接收机听到的声音宏亮且不失真。

Firstly, four beams are formed using wideband distortionless beamforming method, which divides the whole space into four separated regions. Then the beam outputs are calculated and taken as the signal received by a reference point.

该方法首先预形成指向4个方向的宽带无失真波束，各自的主瓣区域把整个空间分为4个不同的测量区，然后分别将这4个波束形成器的波束输出作为参考点接收到的声信号，利用基于时延的定向方法定向处于不同测量区的声源。

The optimized weight is arrived by weighted the minimum variance distortionless response weights of these samples with their post probabilities. In addition, the samples with little post probabilities will be resampled and it improves the robustness of beamforming effectively.

在该算法中期望信号的波达方向被看成一个由若干样点组成的随机变量，利用后验概率对这些样点的最小畸变响应波束成形权值进行加权来取得优化的权值，并对小概率样点进行重采样，有效地提高了波束成形系统的鲁棒性。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。