Multiband split-ring resonator based planar inverted-F antenna for 5G applications

by Ishfaq, M. K., Rahman, T. A., Chattha, H. T., Rehman, M. U.
Published 2017

Bowtie shaped substrate integrated waveguide bandpass filter

by Baharudin, Z., Rehman, M.U.Z., Zakariya, M.A., Khir, M.H.M., Khan, M.T., Adz, J.J.
Published 2015