The principle and simulation of magnetic coupling for rectangular coil in mobile payment system. - Yejun He; Xiaorong Tang; Jie Yang; Jiefeng Ao (WCSP, 2011)

The Shielding-Effectiveness Based Magnetic Field Shielding Theory and Its Application in Mobile Payment Systems. - Yejun He; Jiefeng Ao; Jie Yang; Xiaorong Tang (VTC Fall, 2014)