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
The radio offers interoperability and compatibility with Internet Protocol-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.
该电台兼容基于互联网协议的系统,可进行互操作,拥有扩展无线电频率范围和窄频带操作模式。
The radio offers seamless interoperability and compatibility with Internet Protocol-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.
无线电台提供了与互联网协议为基础的系统无缝链接的互操作性和兼容性,并拥有扩展的无线电频率范围和窄带操作模式。
In the case of the plasma-filling, the frequency bandwidth, the overall efficiency and the gain can be improved significantly, and meanwhile the guiding magnetic fields can be reduced or eliminated.
等离子体加载微波器件能显著地改善带宽、效率和功率等综合性能,并且可以降低或省去外部聚焦磁场。
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