H. L. Liu

Program-controlled soft switching PRDCL inverter with new space vector PWM algorithm

W. Yi, H. L. Liu, Y. C. Jung, 1992, PESC '92 Record. 23rd Annual IEEE Power Electronics Specialists Conference.

Optimal PWM design for high power three-level inverter through comparative studies

H. L. Liu, G. H. Cho, S. S. Park, 1995 .

A high voltage large capacity dynamic VAr compensator using multilevel voltage source inverter

Gyu-Hyeong Cho, H. L. Liu, Y. C. Jung, 1992, PESC '92 Record. 23rd Annual IEEE Power Electronics Specialists Conference.

Soft switching space vector PWM inverter using a new quasi-parallel resonant DC link

H. L. Liu, G. H. Cho, G. C. Cho, 1995 .

Large Scale Var Compensator Using Multilevel Inverter

H. L. Liu, G. H. Cho, N. S. Choi, 1993 .

DSP based space vector PWM for three-level inverter with DC-link voltage balancing

Gyu-Hyeong Cho, H. L. Liu, N. S. Choi, 1991, Proceedings IECON '91: 1991 International Conference on Industrial Electronics, Control and Instrumentation.

Three-level space vector PWM in low index modulation region avoiding narrow pulse problem

H. L. Liu, G. Cho, 1993 .