A 1.25mW 0.8-28.2GHz charge pump PLL with 0.82ps RMS jitter in all-digital 40nm CMOS. - Susan M. Schober; John Choma Jr. (ISCAS, 2015)

A charge transfer-based high performance, ultra-low power PLL charge pump. - Susan M. Schober; John Choma Jr. (LASCAS, 2015)

A capacitively phase-coupled low noise, low power 0.8-to-28.2GHz quadrature ring VCO in 40nm CMOS. - Susan M. Schober; John Choma Jr. (NEWCAS, 2015)