A self-driven active clamp forward converter using the auxiliary winding of the power transformer. - Bum-Sun Lim; Hee-Jun Kim 003; Won-Sup Chung (IEEE Trans. Circuits Syst. II Express Briefs, 2004)

Triangular/square-wave generator with independently controllable frequency and amplitude. - Won-Sup Chung; Hoon Kim; Hyeong-Woo Cha; Hee-Jun Kim 003 (IEEE Trans. Instrum. Meas., 2005)

A Bipolar Linear Transconductor Using Translinear Cells and Its Application. - Won-Sup Chung; Seong-Hoon Kim; Sang-Hee Son; Hee-jun Kim 003 (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

A New Dimming Algorithm for the Electrodeless Fluorescent Lamps. - Jae-Eul Yeon; Kyu-Min Cho; Hee-Jun Kim 003; Won-Sup Chung (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006)

A bridge resistance deviation-to-time interval converter for resistive sensor bridges. - Hoon Kim; Won-Sup Chung; Sang-Hee Son; Hee-Jun Kim 003 (IEICE Electron. Express, 2007)

Pulsewidth Modulation Circuits Using CMOS OTAs. - Hoon Kim; Hee-Jun Kim 003; Won-Sup Chung (IEEE Trans. Circuits Syst. I Regul. Pap., 2007)

Dimming Control Characteristics of Electrodeless Fluorescent Lamps. - Tae-Eun Jang; Hee-Jun Kim 003; Hoon Kim (IEEE Trans. Ind. Electron., 2009)

A Resistance Deviation-to-Pulsewidth Converter for Resistive Sensors. - Hoon Kim; Won-Sup Chung; Hee-Jun Kim 003; Sang-Hee Son (IEEE Trans. Instrum. Meas., 2009)

Experimental Identification Method for Small-Signal Analysis of Smart Power ICs. - Hai Xu; Hee-Jun Kim 003; Won-Sup Chung (IEEE Trans. Ind. Electron., 2010)

A Direct Measurement Method of Frequency Responses of the Smart Power IC. - Hai Xu; Hee-Jun Kim 003; Hoon Kim (IEEE Trans. Instrum. Meas., 2010)

Capacitance deviation-to-time interval converter using current-tunable Schmitt triggers. - Hoon Kim; Ji-Mann Park; Won-Sup Chung; Hee-Jun Kim 003 (IEICE Electron. Express, 2011)