移动通信的迅猛发展，对应用于无线通信系统的天线提出了小型化、宽频带、多频段工作等要求。
With the great development of wireless communication, there comes great demand of multi-frequency and broadband antennas of compact size.
本文首先介绍了微带天线的理论分析方法和数值分析方法，并总结了微带天线小型化、多频段以及展宽频带的各种技术。
First, this article introduces some theoretical methods and numerical methods to analyze microstrip antenna and sum up some techniques for miniaturization, multi-frequency and broadening the band.
本文首先介绍了微带天线的理论分析方法和数值分析方法，并总结了微带天线小型化、多频段以及展宽频带的各种技术。
First, this article introduces some theoretical methods and numerical methods to analyze microstrip antenna and sum up some techniques for miniaturization, multi-frequency and broadening the band.
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