Helical antenna has not only almost identical to the resistive input impedance in broad bandwidth, but also works by the end of super-gain front lobed map in the same frequency band.
螺旋天线不仅在宽频带上具有近乎一致的电阻性输入阻抗，而且在同样的频带上按超增益端射阵的波瓣图工作。
2
A new printed UHF antenna with omnidirectional radiation and broadband is discussed in this paper.
本文讨论了一种新型全向宽频带超短波印刷天线。
3
In this paper, a low profile, L-band printed dipole element antenna with broad bandwidth is developed.