[IEEE 2018 20th International Conference on Advanced Communications Technology (ICACT) - Chuncheon-si Gangwon-do, Korea (South) (2018.2.11-2018.2.14)] 2018 20th International Conference on Advanced Communication Technology (ICACT) - Duality of I/Q imbalance in RF mixer: Application to the L1-norm based estimation and generalization to the SVD based model