对于某个信号,从零频率开始到需要考虑的最高 频率范围称为信号占有的频带宽度(frequency bandwidth),简称频宽。如果频谱包络线为取 样函数,常常把从零频率开始到频谱包络线第一 次过零点的那个频率之间的频带作为信号的频带 宽度...
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sampling frequency bandwidth 取样频率频宽
occupied frequency bandwidth [通信] 占有频带宽度 ; 占有频率宽度
radio-frequency bandwidth [电子] 射频带宽度
high-frequency bandwidth link [计] 高频宽链路
intermediate frequency bandwidth [通信] 中频带宽
space frequency bandwidth 空间频率带宽
This paper discussed the two methods of widening the frequency bandwidth of Rogowski coil, and proved the advantages and disadvantages of the both methods by simulation.
探讨了拓宽Rogowski线圈频带宽度的两种方法,通过仿真验证了两种方法各自存在的优缺点。
参考来源 - Rogowski线圈电流互感器的仿真分析与设计After researching the theory and methods of the microstrip antenna , made the following indicators: gain of 12 dB, frequency bandwidth of 910-930 MHz, form of circular polarization, E, H of the angle of 40 degrees.
分析微带天线的理论和方法后,提出了以下指标:增益为12dB,频率带宽为910-930MHz,极化形式为圆极化,E,H面的角度为40度。
参考来源 - 远距离RFID收发技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
Also the filter has a wide frequency bandwidth.
该滤波器有很宽的带宽。
When the porosity and pore diameter reduced, the sound absorption curve moved to the low frequency zone and the frequency bandwidth increased at the same time.
随着孔隙率、孔径的减小,多孔铝的共振吸声系数有所下降,吸声频谱曲线向低频方向移动,且频带宽度展宽。
The radio provides interoperability and compatibility with IP-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.
电台提供可以与基于IP的系统的互操作和兼容,并已扩大电台频率范围和窄频带宽操作模式。
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