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Qinwen Xu

Wuhan University

Wuhan University

Economics and Management School

Wuhan, 430072

China

SCHOLARLY PAPERS

2

DOWNLOADS

67

TOTAL CITATIONS

0

Scholarly Papers (2)

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1.

Enhanced Acoustic Bandwidth and Sound Pressure Level Flatness in Mems Piezoelectric Speakers Via Dual-Resonance Shape-Tuned Diaphragm Design

Number of pages: 13 Posted: 18 Aug 2025
Xiaoming Huang, Qinwen Xu, Jiaqi Ding, Yuanhang Qu, Min Wei, Xiang Chen, Haiyang Li, Yao Cai, Yan Liu, Chengliang Sun and Shishang Guo
Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University - Institute of Technological Sciences and Wuhan University
Downloads 36 (1,236,159)

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MEMS, Piezoelectric Speaker, PZT, Bias voltage, Bandwidth

2.

Dual-Resonance MEMS Piezoelectric speaker Array with Frequency- Selective Phase-Reversal Drive for SPL Enhancement

Number of pages: 12 Posted: 23 Dec 2025
Xiaoming Huang, Haiyang Li, Qinwen Xu, Jiaqi Ding, Yuanhang Qu, Min Wei, Xiang Chen, Yao Cai, Yan Liu, Chengliang Sun and Shishang Guo
Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University, Wuhan University - Institute of Technological Sciences and Wuhan University
Downloads 31 (1,304,549)

Abstract:

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MEMS, Piezoelectric Speaker, PZT, Bias voltage, Bandwidth, frequency-selective phase-reversal circuit