Guohua Zhang

A novel fractal microstrip PBG structure

Naichang Yuan, N. Yuan, Yunqi Fu, 2002 .

A novel PBG coplanar waveguide

Naichang Yuan, Yunqi Fu, Guohua Zhang, 2001 .

Radiation characteristics improvement in waveguide‐fed slot antenna with a high‐impedance ground plane (HIGP)

Naichang Yuan, N. Yuan, Guohua Zhang, 2005 .

A circular waveguide antenna using high-impedance ground plane

Dunbao Yan, Naichang Yuan, N. Yuan, 2003 .