The natural frequency, damping ratio and mode shape of a multi-degree-of-freedom system are analyzed and the identified results are in good agreement with the theoretical values.
并针对一多自由度系统具体论述了固有频率、阻尼比和振型的识别方法,识别结果与理论结果吻合较好。
The simulation of error bit rate performance for multi -channel and frequency -selective Rayleigh fading is carried out, and the simulation results show that the system is.
对在多用户和频率选择性瑞利衰落环境下的下行链路的误比特率性能进行了仿真,其结果表明系统是可行的。
Using multi variable frequency domain stability criterion, this paper analyzes the stability of the adaptive laser resonator system.
用多变量频域稳定性判据,分析了自适应激光谐振腔系统的稳定性。
A construction layout about flexible, convent, new type, multi parameter, high accuracy, large volume data acquisition system for the Rubidium atomic frequency standard test is put forward.
提出了一种用于铷原子频标实验的灵活、方便的新型多参数、高准确度、大容量数据采集系统的构成方案。
Zero placement method in the frequency domain is utilized to design robust multi-hump EI optimal arbitrary time-delay filter (OATF) by placing two or more filter zeros nearby the system poles.
采用频域的零点配置方法,通过在系统极点附近配置多个滤波器零点设计强鲁棒性的多峰极不灵敏(E I)最优随机时滞滤波器。
AIM To develop demodulation methods with high anti-noise ability and high speed for data acquisition system inelectrical impedance multi-frequency and parameter tomography.
目的研究一种用于电阻抗多频及参数成像数字采集系统的具有高抗噪性能和快速的解调方法。
Then, the analytic solution of the geometrical nonlinear vibration system and the frequency-response properties of the actuator were analyzed by using multi-scale method.
应用多尺度法得到了超磁致伸缩换能器几何非线性振动系统响应的解析解和频响特性表达式。
This dissertation mainly studies the radar multi-waveform digital pulse compression processing system in frequency domain based on FPGA and multi-DSP.
本文主要研究基于FPGA和多片DSP的雷达多波形频域数字脉冲压缩系统及其软件设计。
The control system of multi-connected air-condition unit is the control unit which combines a variable frequency module, a variable frequency motor of compressor and a system of refrigeration.
多联空调机组控制系统是将变频模块、变频压缩机和制冷系统有机集成一体的控制单元,其技术核心是变频控制模块。
The paper introduces and discusses the network structure, facilities and implementation strategy and development trend for multi-media video frequency meeting system.
介绍了多媒体视频会议系统的网络结构、设备需求、实施策略及发展趋势。
This paper introduces three kinds of energy modifying technology, multi-control system, frequency conversion technology and digital scroll technology.
介绍了空调系统中的压缩机几种能量调节技术:多级控制系统、变频技术和数码涡旋技术。
The network analyzer is a big test system that has wide frequency band, multi-parameters, real time test capability in frequency domain and time domain.
网络分析仪系统是一种宽频段、多参数、并能进行实时测量的大型频域、时域测量系统。
In this model, the high frequency capacitive PT/CT model and the multi-terminal network model for grounding system are included using rational functions by means of vector fit-ting based on test data.
在这个整体模型中,用有理函数建立了用于计算容性传导耦合的PT/CT的高频模型和用于计算阻性传导耦合的多端口地网模型。这些模型是基于实测数据采用矢量匹配法建立的。
Load Frequency Control (LFC) of the multi-area power system is an important measure for guaranteeing the electric energy qualities and implementing the secure and economic dispatch.
多区域电力系统的负荷频率控制(LFC)是保证电能质量和实施安全和经济调度的重要举措。
This paper describes in detail the design features of the multi-horizontal frequency automatic synchronizing system and the automatic S-correction circuit in GW500 color display terminal.
本文详细介绍了GW 500彩色高分辨力显示器的多行频自动同步系统与自动S校正电路的设计特点。
This paper investigates bifurcation and combination re sonance of the hysteretic nonlinear system with three-frequency excitation by Multi-scale Method.
利用多尺度法研究了三个频率激励下滞后非线性系统的组合共振,得到了该系统产生的组合共振解的振幅和频率。
The system should have the performance of multi frequency and wide bandwidth, in order to meet the number of user growing, so the multi frequency of HSDPA terminal products will be the hotspot.
根据现有已推出HSDPA终端产品的公司对适用于HSDPA数据卡工作频率的一般要求,本论文研究了适用于HSDPA数据卡的多频(五频)天线。
Parameter optimization of power system stabilizers is very important to restrain the low-frequency oscillation of multi-machine systems.
电力系统稳定器参数的优化对于抑制多机电力系统低频振荡具有非常重要的意义。
T12 is a full-range multi-purpose two-frequency, can be used for fixed installation, Hall PA, flowing performance, and supporting large-scale sound reinforcement system fills and so on.
T12是一款全频多用途两分频,可以用于固定安装、厅堂扩声、流动演出以及大型扩声系统的辅助补声等等。
Objective: To study the significance of Stereotactic radio-frequency ablation multi-target in limbic system for treatment of intractability psychosis by image fusion with ct or MRI.
前言:目的:探讨CT、mri图像融合技术引导下立体定向边缘系统内多靶点射频消融治疗难治性精神病的意义。
This paper offers an assumed model called system weighted Average Tranafer Function of a linear vibration system to identify the complex modal parameters by using multi-point measured frequency data.
本文提出用多点频响函数来识别系统的复模态参数,建立了系统加权平均传递函数的假设模型。
The multi-band antenna system 100 May be implemented as an internal antenna with broadband characteristics operating in multiple frequency bands.
该多波段天线系统100可实现为具有在多个频段内操作的宽带特征的内部天线。
It is also understood that the multi-band antenna system 100 May also be tuned to operate in other frequency bands.
还应当理解,多波段天线系统100还可被调谐为在其它频段内操作。
In one exemplary embodiment, the multi-band antenna system 100 is tuned to operate within two general radio frequency ranges which are generally referred to as a low band and a high band.
在一个例示的实施例中,多波段天线系统100被调谐为在两个通常的射频范围内操作,这两个通常的射频范围通常称作低波段及高波段。
Therefore, a single compact antenna that has an impedance bandwidth wide enough to cover the operating frequency bands of the multi-band wireless communication system is more desirable.
对于这种无线多频通信系统来说,具有紧凑结构并能覆盖这些通信频段的带宽的天线是人们所希望的。
FIG. 2 illustrates the multi-band antenna system 100 showing the conductors elements 102, 104 in the multi-band antenna system 100 operating in a low frequency band.
图2例示了多波段天线系统100,其表示在低频段中操作的多波段天线系统100中的导体元件102、104。
Based on the Multi-Frequency CW Radar Terminal System, this paper mainly discusses the velocity-measurement, angle-measurement and range-measurement of the Tracking System.
本文以多频连续波雷达终端系统为背景,重点讨论了跟踪控制器的速度测量,角度测量和距离测量问题。
Based on the Multi-Frequency CW Radar Terminal System, this paper mainly discusses the velocity-measurement, angle-measurement and range-measurement of the Tracking System.
本文以多频连续波雷达终端系统为背景,重点讨论了跟踪控制器的速度测量,角度测量和距离测量问题。
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