We found that its gain were improved by adding the PBG structure. 結果表明,通過添加光子晶體結構能提高天線增益。
The antenna has a broadside pattern, a flat gain response between the allocated UWB spectrum, and a quite small size. 我們設計的天線在超寬頻系統的頻寬內有很穩定且平坦的天線增益頻率響應,同時也有很小的尺寸。