monocycle

Research of Gaussian Monocycle Generator Based On Microstrip Pulse Forming Network

高斯脉冲微带产生电路的研究

Analysis of the Characteristic of Monocycle Waveform in Coal Mine UWB Communication System

矿井超宽带通信系统中单脉冲波形特性分析

Quantum Chemical Study on the Ring Opening Mechanism of the Two Monocycle β Lactams

两种β-内酰胺抗生素开环机理的量子化学研究

A young man is riding a monocycle in the parking lot .

一位年青人在停车场骑独轮脚踏车。

To achieve intense monocycle laser pulses , sufficient spectral width is required .

超宽带光谱是得到高能量单周期激光脉冲的前题条件。

This paper elaborated the stock classification from the different angle , and introduced the monocycle stock definition .

从不同角度阐述了库存的分类，并介绍了单周期库存的定义。

An ultra-wideband , monocycle ultra - short - pulse transmitter technique

一种超宽带、单周期窄脉冲产生技术

Experimental Investigation on DC Corona Discharge for the Decomposed Characteristics of Monocycle VOC

直流电晕放电单环VOC降解特性的实验研究

The adjacent strong edge chromatic numbers of monocycle graphs are obtained in this paper .

本文研究了单圈图的邻强边染色。

Theoretical Study on the Ring-opening Reaction Mechanism of Two Monocycle - β - lactam Antibiotics under Basic Conditions

碱性条件下两种单环β-内酰胺抗生素开环反应机理的理论研究

On the Adjacent Strong Edge Coloring of Monocycle Graph

单圈图的邻强边染色

Quantum Chemistry Study of Structure-activity Relationship of Monocycle β - lactam Antibiotics in Aqueous Solution

在水溶液中单环β-内酰胺抗生素结构与活性关系的量子化学计算

The simulation results show that the performance of the wavelet-based UWB system is superior to that of UWB system using conventional monocycle .

仿真结果表明了基于小波函数脉冲波形的UWB系统性能优于基于传统超宽带窄脉冲的UWB系统。

Design of Scholtz 's Monocycle Pulse Generator

超宽带Scholtz's单周期脉冲的产生电路设计

We studied and made improvements on avalanche effect nanosecond impulser , and generated nanosecond UWB monocycle .

为了设计适于UWB通信用的脉冲发生器，在对各种脉冲发生器总结的基础上，改进了基于雪崩效应的纳秒级脉冲发生器，产生了纳秒级单脉冲波形。

As a complement and improvement in electro-optical encoder , the monocycle encoder based on Moire fringe techniques has broad application prospect .

单周期编码器作为基于莫尔条纹技术的光电编码器在小结构领域的补充和完善，有着广泛的应用前景。

It shows that the performance degradation owing to timing jitter is mainly decided by the auto-correlation of the transmitted monocycle and the serious degree of the jitter .

结果表明，系统的抗时间抖动性能主要取决于单脉冲信号的自相关特性及引入时间抖动的严重程度。

The simulation results show that the performance of the UWB system using wavelet monocycle is better than that of other conventional UWB system such as using Gaussian monocycle and Scholtz 's monocycle .

仿真结果表明，该UWB通信系统比通常使用高斯窄脉冲或Scholtzs窄脉冲的UWB系统性能好。

In the end , it is further developed of the inverse U hypothesis from monocycle condition to multi-cycle condition with a new hypothesis , which is called cyclical fluctuation of regional disparity .

在新古典经济学得出的增长轨迹基础上，利用简化的两地区逻辑曲线初步证明倒U假说的成立；并进一步讨论这一假说在多周期情形下的一个拓展，即地区差距的周期波动。

Optical band-pass filter be used as a phase discriminator . When the optical phase modulated signal locates at the left or right slope of the filer , Gaussian monocycle can be generated .

带通滤波器可以起到鉴相器的作用，只需将经过相位调制的光载波工作在带通滤波器的左边或右边斜坡上即可实现高斯脉冲的一阶微分。

Monocycle pulses are not only the inevitable trend of the development of femtosecond pulses , but also the necessary method and stage for the generation of attosecond pulse and the advancement of attosecond technology .

周期量级激光脉冲不仅是飞秒激光脉冲发展的必然趋势，也是产生阿秒脉冲、推动阿秒科学发展的必经阶段和必要手段。

Ultra-wideband ( UWB ) technology is characterized by transmitting extremely short duration radio impulses . The selection of sub-nanosecond pulses ( referred to as monocycle ) will affect the performance of UWB system .

超宽带（UWB）技术的特点是传输持续时间极窄的脉冲，纳秒级窄脉冲（称为monocycle）的选择将直接影响到UWB通信系统的性能。

In this paper , a new monocycle shape based on wavelet is investigated , The performance of wavelet-based monocycle and conventional monocycle under AWGN channel using direct sequence spread spectrum in UWB system ( DS-UWB ) is compared .

本文研究了一种新的基于小波函数的超宽带窄脉冲，并比较其和传统的超宽带窄脉冲在AWGN信道中采用直接序列扩频（DS）的UWB系统性能。

The simulation results are compared with those using Gaussian monocycle . It is shown that the pulse design algorithm provides a flexible and systematic method for designing UWB pulses that both conform to spectral emission mask and offer good BER performance .

分析结果表明该脉冲设计方案提供了一种灵活而系统的超宽带脉冲设计方法，所设计脉冲既满足辐射功率谱限制又提供良好的系统误码性能。

Had a video clip of Kerry McLean 's first monocycle in action at the Bonneville Salt Flats , going for the land speed record , but sadly it seems to have been removed from their site .

了视频剪辑克里麦克林的第一单在行动在巴纳维亚盐的单位，去为土地速度纪录，但可悲的，它似乎已被调离他们的网站。

The first scheme uses two parallel MZ modulators to generate UWB monocycle pulses without using electrical pulse source . UWB signal with 1 Gb / s pseudorandom bit sequence data is generated , whose 10 dB bandwidth is about 6 GHz .

第一种方案使用并联MZ调制器产生UWBmonocycle脉冲，不需要电脉冲源，实验产生了承载1Gb/s数据的UWBmonocycle脉冲信号，10dB信号带宽约为6GHz。

UWB monocycle can be generated when the modulator work in the liner point and then detected by a BPD or a small delay is introduced between two arms of the modulator and the DC bias is1 / 2of the half wave voltage .

当调制器工作在线性区间并且是小信号调制时，通过BPD探测，或者在调制器双臂上引入一个很小的延时，并使上下两臂直流偏置差为半波电压一般时就可以生成高斯monocycle。

This paper firstly summarizes the basic characteristics of UWB ( Ultra WideBand ) signal and system , then puts emphasis on the selection , design of UWB signal waveform , i.e. monocycle pulse waveform , TH-PPM signal , etc. At last , the corresponding simulation result is given .

本论文首先简略概述了超宽带（UWB）信号及其基长特征，然后较为详细地阐述了UWB信号波形的选取与设计，其中重点讨论了单周期脉冲波形和TH-PPM信号并给出了仿真分析结果。

Conclusion ESBLs palys an important role in the mechanism of Gram negative bacterium antibiotics resistance to Cephalosporin 's ( 3rd generation ) and monocycle beta lactam antibiotics . Both the detecting of ESBLs producing strains and the testing of antibiotic susceptibility should be highly emphasized .

结论超广谱β-内酰胺酶是革兰阴性杆菌对第三代头孢菌素及单环β-内酰胺类抗生素耐药的最重要机制，应高度重视产ESBLs株的检测和药物敏感性试验。