frequency bandwidth
英 [ˈfriːkwənsi ˈbændwɪdθ]
美 [ˈfriːkwənsi ˈbændwɪdθ]
频带宽度
双语例句
- To eliminate nonlinearity, linearization control was implemented for the second path during broad frequency bandwidth using model reference adaptive inverse control with a pre-compensator ( PCMRAIC).
利用预补偿模型参考自适应逆控制方法（PCMRAIC控制），在宽频段内对主动控制的次级通道实施线性化控制。 - Therefore, the frequency utilization as compared with the other two criteria have absolute advantages in the same frequency bandwidth can support more users, to meet many of our users the status quo.
所以在频率利用率上与其他两个标准相比占有绝对优势，从而在相同的频率带宽内可以支持更多的用户，满足了我国用户众多的现状。 - The main characteristic of wavelet transform is its flexibility in the frequency bandwidth.
小波变换的主要特点是具有频率上的自由伸缩性。 - Wideband Dual-frequency and Dual-polarization Microstrip Antenna Array at Ku-band Influence of Ridge Width on Its Frequency Bandwidth of Traveling-wave Electroabsorption Modulators
Ku波段宽带双频双极化微带天线阵行波电吸收调制器中脊宽对频带宽度的影响 - Study of Propagation Properties of Ultrabroad-Bandwidth Pulse in Fiber Amplifiers; Influence of Ridge Width on Its Frequency Bandwidth of Traveling-wave Electroabsorption Modulators
光纤放大器中宽带脉冲传输特性研究行波电吸收调制器中脊宽对频带宽度的影响 - By utilizing two field regions with stronger EM field intensity, the pentagon antenna has not only higher EM intensity, but also over twenty times frequency bandwidth.
五边形天线合理利用了两个超宽强场区，使该天线不仅有高而平稳的场强而且能轻易达到二十倍频以上带宽。 - Each filter has flexible adjustability of its time window and frequency bandwidth. Therefore, high mode resolution and short observation time window can be self-adaptively achieved.
每个滤波单元时频域带宽柔性可调，能根据测量要求自适应取得较高的模式分辨率和较短的观测时窗长度。 - Investigation on Cavitation Characteristics in Hydraulic Turbines Based on Frequency Bandwidth Analysis of Wavelet Packet
基于小波包频带分析技术的水轮机空化特性研究 - In this paper, the frequency bandwidth characteristics analysis method of the narrow wall slotted-waveguide array is presented.
给出了波导窄边缝隙天线频带特性的分析方法。 - Influence of Ridge Width on Its Frequency Bandwidth of Traveling-wave Electroabsorption Modulators
行波电吸收调制器中脊宽对频带宽度的影响 - Analyzed is the dependence of the defocusing quantity on the hologram size and the spatial frequency bandwidth of the object.
分析了全息图尺寸及其记录的空间频带宽度与离焦量的关系； - In addition decreasing the beam radius can also enhance the frequency bandwidth of the guide wave;
同时缩小聚焦半径也可以提高超声导波的频带宽度； - The development of technology and the communication demand leads to the lack of frequency bandwidth in wireless communication, which is a bottleneck of wireless communication technology.
技术的发展和个人通信量需求的增长，使得电磁频谱资源日益紧缺，成为当今无线通信技术发展的瓶颈。 - This method broadens the silence frequency bandwidth of muffler and improves its silence fuction.
这种方法拓宽了消声器的消声频带宽度，改善了消声器的消声性能。 - This method can enhance the frequency of seismic data processing and widen the valid frequency bandwidth.
用该方法处理地震资料时可提高资料频率，展宽有效频率宽度。 - Switching power amplifier is popularly used because of its virtues of low power losses, high efficiency and high frequency bandwidth.
开关型功率放大器因其损耗小、效率高、通频带宽等优点，广泛取代了早期低效率的线性功放，成为目前功率放大器研究的重点。 - High speed and long wavelength photodetector is the key device for high bit rate optical fiber communication systems and optical networks that need wide frequency bandwidth and high external quantum efficiency simultaneously.
高速长波长光探测器是高速光纤通信系统和网络的关键器件，它要求光探测器具有宽的频率响应带宽和高量子效率。 - Also the filter has a wide frequency bandwidth.
该滤波器有很宽的带宽。 - The scheme can keep frequency bandwidth and symbol rate as the uncoded MFSK system.
该方案可保证频带宽度和符号速率同未编码的MFSK系统一样。 - Based on the ideal close-loop output impedance, a kind of controller design method based on output impedance is proposed, and the maximum frequency bandwidth of output impedance is defined to facilitate the implementation of the output impedance based controller design method.
基于理想的闭环输出阻抗特性，本文还提出了一种基于闭环输出阻抗的控制器设计方法，并提出闭环输出阻抗最大带宽的概念，方便了基于闭环输出阻抗的控制器设计方法的实现。 - Calculated results show that the converter has good properties with low insertion loss and broad frequency bandwidth.
计算结果表明，器件具有低插损和宽频带等优点。 - The vibration measurer for testing parasitic resonance must have good unidirectivity and sufficient frequency bandwidth.
测定寄生谐振的振动台要有良好的单向性和足够宽的频带。 - According to the analysis of eight-channel approaching architecture, we realize the signal analysis with a wide frequency bandwidth, from several hundreds KHz to several hundreds MHz.
根据对8通道的逼近结构的分析，实现了对几百千赫兹到几百兆赫兹宽频带信号分析的目标。 - A small MEMS component vibration measuring system using heterodyne laser Doppler technology is proposed. The frequency bandwidth is properly determined by analyzing the frequency of Doppler signal.
提出了一种MEMS构件微小振动、位移测量系统，采用外差法激光多普勒技术，通过对信号的频谱分析，确定了信号处理单元的适宜频带宽度。 - Frequency bandwidth and duty ratio are main specifications for the controllable neutron source.
频带宽度与占空比是可控中子源的主要技术指标。 - In order to obtain high precision, the frequency bandwidth of LO signal, the design of a tracking filter to reduce the clutter and ensure the purity of the output signal spectrum.
同时为了得到精度高、频带宽的本振信号，设计出了一种跟踪滤波器来减少杂波，保证了输出信号的频谱纯度。 - Dispersion characteristics determine the operating voltage and frequency bandwidth of TWT, and interaction impedance determines the gain and efficiency of TWT.
色散特性决定了行波管的工作电压、频带宽度，耦合阻抗的大小决定了行波管的增益以及工作效率。 - In mobile communication systems, information transmission is developing sharply in the direction of increasing channel capacity, dynamic range, output power level, and frequency bandwidth. The new generation of mobile communication system puts forward higher requirements for the linearity of amplifiers.
在移动通信系统中，信息传输正朝着增加信道容量、增大动态范围、增加输出功率、增宽工作频带的方向发展，新一代的移动通信体制对放大器的线性度提出了更高的要求。 - In a variety of fiber-optic hydrophone, phase interferometric fiber-optic hydrophone with the most research and application has a large dynamic range, frequency bandwidth, sensitivity characteristics.
在多种光纤水听器中，研究和应用最多的是干涉型光纤水听器，它具有动态范围大、频带宽、灵敏度高等特点。 - In modern Electronic Warfare, the electromagnetic environment is increasingly complicated. The main characteristics of the signal frequency bandwidth, the signal intensity to be processed, passive non-cooperative signal detection receiver, and therefore a higher electronic reconnaissance equipment requirements.
现代电子战场的电磁环境越来越复杂多变，电子战信号的主要特点是频带宽、待处理信号密集、对非合作信号进行被动侦察和接收，因此对电子侦察设备提出了更高的要求。