Ultrawideband printed log-periodic dipole antenna with multiple notched bands

C Yu, W Hong, L Chiu, G Zhai, C Yu… - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
A printed log-periodic dipole antenna (PLPDA) with multiple notched bands is proposed for
ultrawideband (UWB) applications. The impedance bandwidth of 3.1 GHz–10.6 GHz with …

Gain enhancement of printed log-periodic dipole array antenna using director cell

G Zhai, Y Cheng, Q Yin, S Zhu… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
In this communication, several parasitic dipole elements served as director cell are added to
the shorter end of the printed Log-periodic dipole array (PLPDA) antenna for the gain …

A printed LPDA fed by a coplanar waveguide for broadband applications

GA Casula, P Maxia, G Montisci… - IEEE Antennas and …, 2013 - ieeexplore.ieee.org
A printed log-periodic dipole array (LPDA), operating between 3 and 6 GHz and fed with a
coplanar waveguide, is presented. The antenna has been designed starting from Carrel's …

Super high gain substrate integrated clamped-mode printed log-periodic dipole array antenna

G Zhai, Y Cheng, Q Yin, L Chiu… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
A compact, low profile, super high antenna gain, and broadband antenna, based on the
printed log-periodic dipole array (PLPDA) antenna and the substrate integrated waveguide …

Nano-scale three dimensional surface relief features using single exposure counter-propagating multiple evanescent waves interference phenomenon

VM Murukeshan, JK Chua, SK Tan, QY Lin - Optics express, 2008 - opg.optica.org
In this paper, fabrication of nano-scale 3-D features by total internal reflection generated
single exposure counter propagating multiple evanescent waves interference lithography …

Uniplanar millimeter‐wave log‐periodic dipole array antenna fed by coplanar waveguide

G Zhai, Y Cheng, Q Yin, S Zhu… - International Journal of …, 2013 - Wiley Online Library
A uniplanar millimeter‐wave broadband printed log‐periodic dipole array (PLPDA) antenna
fed by coplanar waveguide (CPW) is introduced. This proposed structure consists of several …

Wideband simplified feed for printed log‐periodic dipole array antenna

GH Zhai, Y Cheng, D Min, SZ Zhu, JJ Gao - Electronics Letters, 2013 - Wiley Online Library
A novel simple approach is presented for designing a broadband single layer substrate
printed log‐periodic dipole array (PLPDA) antenna by using microstrip technology. The …

A printed LPDA with UWB capability

GA Casula, P Maxia… - … International Workshop on …, 2010 - ieeexplore.ieee.org
This work deals with the design of a wideband microstrip log periodic array operating
between 4 and 18 GHz (thus working in C, X and Ku bands). A few studies, since now, have …

Simplified printed log‐periodic dipole array antenna fed by CBCPW

G Zhai, Y Cheng, Q Yin, S Zhu… - International Journal of …, 2013 - Wiley Online Library
A novel simple approach for designing single‐layer printed log‐periodic dipole array
(PLPDA) antenna fed by conductor‐backed coplanar waveguide (CBCPW) is presented …

Periodicity of the input impedance of log-periodic array antennas

J Yang - IET microwaves, antennas & propagation, 2012 - IET
One way for an antenna to achieve an ultra-wideband (UWB) performance is to employ a log-
periodic array (LPA), which usually involves many scaled elements cascaded one after …