A piezoelectric vibration energy harvesting system with improved power extraction capability. - Yin-Jyun Hu; I-Chou Chen; Tsung-Heng Tsai (A-SSCC, 2016)

A Single-Inductor Dual-Input Dual-Output DC-DC Converter for Photovoltaic and Piezoelectric Energy Harvesting Systems. - I-Chou Chen; Che-Wei Liang; Tsung-Heng Tsai (IEEE Trans. Circuits Syst. II Express Briefs, 2019)