微带天线的窄频带在很大程度上限制了它在许多方面更广泛应用。
On account of narrow bandwidth, many applications of microstrip antennas are limited in great degree.
我们可以把这种信号想象成在很多很多个窄频带上同时的播报同一个信号的组合。
We can think of such a transmission as a combination of many narrow band signals at adjacent frequencies, all broadcast simultaneously as a single broad-band signal.
测量结果证明窄频带晶体三极管噪声的振幅分布,和遵守正态律的振幅分布相符合。
It is found that the amplitude distribution of nai-row band semiconductor noise agrees with that of the normal law distribution.
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 interoperability and compatibility with Internet Protocol-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.
提出了利用混沌算法抑制噪声,采用新型窄频带超声检漏原理来进行泄漏检测的新方法。
Chaos arithmetic is used for reducing noise in leaking system, and a new kind of narrow band ultrasonic testing principle is introduced.
重建宽频带信号的唯一办法就是按照正确的时间差把它的所有窄频带组成部分组合起来。
The only way to reconstruct a broad-band signal is to add its narrow-band components together by taking into account the correct time-lag between them.
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。
The radio provides interoperability and compatibility with IP-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.
低压配电网电力线噪声可以分为背景噪声、与工频同步的周期性噪声、突发性噪声、窄频带噪声等。
The noises on low- voltage power networks are classified four types including background noise, periodic noise, burst noise and narrow band noise.
图中包括了使用对氧原子放射物敏感的过滤器记录的窄频带图像,以蓝绿色表示,而氢原子以红色表示。
It includes narrowband images recorded using filters sensitive to emission from oxygen atoms, shown in blue-green hues, and hydrogen atoms in red.
本文中描述用振幅峰值的方法,测量面接触型晶体管OC70,OC71和点接触型晶体管2N32A内窄频带低频率噪声的振幅分布。
The amplitude distribution of narrow hand semiconductor noise in junction type OC70, OC71 and point contact type 2N32A transistors were measured experimentally by the "maximum amplitude" method.
其中最杰出的发现一次发现发生在1977年,当时杰瑞·艾曼博士在俄亥俄州立大学用大耳的天文望远镜探测到一种很强的窄频带无线电。
One of the most prominent "discoveries" occurred in 1977 when Dr Jerry Ehman observed a powerful narrowband radio signal detected by the Big Ear radio telescope in the Ohio State University.
基于FM信号的无源雷达目标回波信号信杂比低,频带窄,只有开发大动态范围的接收机才有可能接收到微弱的目标散射信号。
The target echo of passive radar based on FM signal has the characteristics of low SCR and narrow band. Only the receiver with large dynamic range can receive the weak echo signal.
本文讨论了船舶交通管理系统微波信息传输子系统中对雷达窄脉冲视频信号进行频带压缩处理的必要性和可能性。
The necessity and possibility of compressing radar narrow pulse video signal bandwidths in a microwave information transfer sub-system of VTMS is discussed in this article.
给出了波导窄边缝隙天线频带特性的分析方法。
In this paper, the frequency bandwidth characteristics analysis method of the narrow wall slotted-waveguide array is presented.
当进行高速水下通信时,由于水下信道的频带有限,扩频和MFSK调制方式无法解决高速率信息传输和可利用信道频带窄的矛盾。
Because of limited frequency band of channel, spread spectrum and MFSK modulations can not resolve that high speed transmission is in contradiction with limited frequency band.
频带窄严重制约微带天线的广泛应用。
Narrow bandwidth has been one of the most serious limitations hindering the wider application of microstrip antenna technology.
频带窄严重制约微带天线的广泛应用。
Narrow bandwidth has been one of the most serious limitations hindering the wider application of microstrip antenna technology.
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