A 7-MHz process, temperature and supply compensated clock oscillator in 0.25µm CMOS. - Krishnakumar Sundaresan; Keith C. Brouse; Kongpop U-Yen; Farrokh Ayazi; Phillip E. Allen (ISCAS (1), 2003)

Microwave filters with high stop-band performance and low-loss hybrid developement. - Kongpop U-Yen (2006)