Lei-Lei Qiu

Multiband Balanced Filters With Controllable Bandwidths Based on Slotline Coupling Feed

Qing-Xin Chu, Shi-Xuan Zhang, Lei-Lei Qiu, 2017, IEEE Microwave and Wireless Components Letters.

Synthesis Design of Filtering Differential Phase Shifters of Independently Suppressed Harmonics

Lei Zhu, Lei-Lei Qiu, 2021, IEEE Transactions on Circuits and Systems II: Express Briefs.

Synthesis Design of Dual-Band Differential Phase Shifters With Independent Filtering Passbands and Predetermined Phase Shifts

Lei Zhu, Lei-Lei Qiu, 2022, IEEE Transactions on Industrial Electronics.

Wideband Balanced Filters With High Selectivity and Common-Mode Suppression

Qing-Xin Chu, Lei-Lei Qiu, Q. Chu, 2015, IEEE Transactions on Microwave Theory and Techniques.

Balanced Bandpass Filter Using Stub-Loaded Ring Resonator and Loaded Coupled Feed-Line

Qing-Xin Chu, Lei-Lei Qiu, Q. Chu, 2015, IEEE Microwave and Wireless Components Letters.

Differential Wideband Bandpass Filter With High-Selectivity and Common-Mode Suppression

Qing-Xin Chu, Xiao-Hu Wu, Lei-Lei Qiu, 2013, IEEE Microwave and Wireless Components Letters.