A novel microstrip bandpass filter design using asymmetric parallel coupled-line. - Si-Weng Fok; Phillip Ngai Cheong; Kam-Weng Tam; Rui Paulo Martins (ISCAS (1), 2005)

Compact microstrip square-loop dual-mode bandpass filter design with wideband response. - Ting-Shan Lv; Si-Weng Fok; Pedro Cheong; Kam-Weng Tam (APCCAS, 2008)