Emulate experiments and lake experiment obtained lower error code rate than traditional waveform design method using this waveform structure with multiple phase shift key modulation.
以多进制相位调制方式采用这种波形结构进行了仿真实验和湖水试验,都获得了比传统的波形结构更低的误码率。
The interference of the precursor and the slightly delayed main waveform can explain this structure.
前驱的干扰和主波形轻微的延迟可以解释这个结构。
Current waveform: usually filter, the better for the coating structure of uniform.
电流波形:通常滤波度越好,镀层组织越均一。
Practice proves, the wave rectifier and three-phase regulated dc quite, the coating structure little impact, and other waveform is big effect.
实践证明﹐三相全波整流和稳压直流相当﹐对镀层组织几乎没有什么影响﹐而其它波形则影响较大。
A specific waveform sampling card is used in this system and the structure and the function of this card are described.
重点讨论了实现这一方法的专用波形采集卡的结构和功能,以及相关的技术处理措施。
The structure of third generation ALE physical layer burst waveform is briefly introduced, and the scheme of combining DS8PSK and Viterbi convolutional encoding is put forward.
简要介绍了第三代自动链路建立协议的物理层突发波形的结构组成,并提出了DS 8psk相结合并采用卷积码编码的方案。
First of all, this thesis introduces the features of Direct Digital Frequency Synthesis (DDS) technique and gives a new structure of the Arbitrary Waveform Generators (AWG) base on DDS technology.
首先,本文对数字频率直接合成(DDS)技术的特点进行介绍,提出一种基于DDS技术的任意波形发生器(AWG)的改进结构。
We pictured the hardware structure of gradient waveform generator. The introduction of FPGA and FPGA design flow is also described.
文中描述了梯度波形发生器的硬件结构,简介了卡上fpga内部结构及FPGA内部逻辑设计流程。
The article introduces the structure and working principle of high precision digital waveform generator in detail.
论述了高精度数字波形发生器的结构、工作原理。
The structure of a plane shock equipment was improved, and the output waveform of the plane shock equipment before and after improving was determined by using the probe of PVDF.
对一种低压平面冲击装置的结构进行了改进,利用PVDF探针对改进前后的输出波形进行了测量。
CO2 welding inverter with waveform control was expounded, in which the current waveform control scheme and the structure of the system were introduced.
论述了一种电流波形控制的逆变co2焊接电源,包括电流波形控制方案、系统构成等。
A scheme with an amplifier and three drivers is introduced. The scheme has advantages such as simple circuit structure, few components, more versatile, and enough exact waveform.
介绍了利用一个运算放大器和两个驱动器设计的方案,具有电路结构简单,使用元器件数量少,通用性强,得到的波形足够精确。
The reflected compressional waves of the full waveform acoustic logging can be used to evaluate fractures with high dips and image the near borehole geological structure.
声波全波列测井中的反射纵波可以用来评价高角度裂缝和对井周附近地质结构进行成像。
Our data indicated that the EGG waveform may reflect anatomical structure and age change of vocal fold, and may show the relationships between these changes and the characteristics of vocal fold v...
EGG波形可以反映出声带解剖结构情况和增龄性变化,并能显示出这些变化与声带振动特性之间的关系。
Seismic data structure characteristics means the waveform character arranged in the time sequence at discrete data points in each 2-D or 3-D seismic trace.
地震数据体结构特征,指对二维或三维地震数据体中每一地震道离散数据点按时间顺序排列所显示的波形特征。
Earthquake location and detection by waveform cross correlation, focal mechanism. Crustal fault zone structure imaging. Numerical modeling on earthquake ruptures and faulting.
地震定位与波形方法检测,地震震源机制,断层活动数值模拟,地壳断层结构与地球内部结构。
In the paper the dynamic responses of a multi support structure to an arbitrary excitation waveform is carried out by use of the multiple point excitation approach.
运用多点激振方法,求解多支承结构在任意波形下的动响应。
In the paper the dynamic responses of a multi support structure to an arbitrary excitation waveform is carried out by use of the multiple point excitation approach.
运用多点激振方法,求解多支承结构在任意波形下的动响应。
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