LLC resonant converter utilizing a step-gap transformer structure for holdup time improvement. - Jing-Yuan Lin; Sih-Yi Lee; Hsuan-Yu Yueh (Int. J. Circuit Theory Appl., 2018)

Design of Boost-Type Power Factor Correction With Stepped Air-Gap Ferrite Inductor for Peak-Power-Load Condition. - Jing-Yuan Lin; Pin-Hsien Liu; Hsuan-Yu Yueh; Yi-Feng Lin (IEEE Access, 2022)