Unbalanced ZCP Compensation Method for Position Sensorless BLDC Motor Park, Joon Sung ; Lee, Ki-Doek ; Lee, Sung Gu ; Kim, Won-Ho Abstract Publication: IEEE Transactions on Power Electronics Pub Date: April 2019 DOI: 10.1109/TPEL.2018.2868828 Bibcode: 2019ITPE...34.3020P