Analytical Study on Multi-Tier 5G Heterogeneous Small Cell Networks: Coverage Performance and Energy Efficiency. - Zhu Xiao; Hongjing Liu; Vincent Havyarimana; Tong Li 013; Dong Wang 016 (Sensors, 2016)

Frequency Modulation Approach for High Power Density 100 Hz Piezoelectric Vibration Energy Harvester. - Dengfeng Ju; Lu Wang 049; Chunlong Li; Hui Huang; Hongjing Liu; Kewen Liu; Qian Wang; Xiangguang Han; Libo Zhao 001; Ryutaro Maeda (Sensors, 2022)

Phase-shifted full-bridge converter based on an adjustable current auxiliary circuit with full load range ZVS and small duty cycle loss. - Yahu Gao; Yu Tang 004; Jiarong Kan; Zhe Shi; Hongjing Liu; Jincai Niu; Donghao Tian (Int. J. Circuit Theory Appl., 2023)

A secondary-side semi-active series resonant converter employing hybrid modulation scheme for on-board chargers. - Hongjing Liu; Yu Tang 004; Baolin Zhao; Fang Yao; Guanlong Jia (Int. J. Circuit Theory Appl., 2024)

Full-Bridge and Half-Bridge Topology Morphing Method for A Wide Output Voltage Range Based on Optimal Trajectory Control. - Hongjing Liu; Yu Tang 004; Zhe Zhang 002 (IEEE Trans. Ind. Electron., 2025)