SNR Improvement of QEPAS System by Preamplifier Circuit Optimization and Frequency Locked Technique

Qinduan ZHANG; Jun CHANG; Zongliang WANG; Fupeng WANG; Fengting JIANG; Mengyao WANG

Photonic Sensors, 2018, 8 (2): 127, Published Online: Aug. 4, 2018

SNR Improvement of QEPAS System by Preamplifier Circuit Optimization and Frequency Locked Technique

Qinduan ZHANG ¹Jun CHANG ^1,*Zongliang WANG ²Fupeng WANG ¹Fengting JIANG ¹Mengyao WANG ¹

Author Affiliations

¹ School of Information Science and Engineering and Shandong Provincial Key Laboratory of Laser Technology and Application, Shandong University, Jinan, 250100, China

² School of Physics Science and Information Technology and Shandong Key Laboratory of Optical Communication Science and Technology, Liaocheng University, Liaocheng, 252059, China

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Qinduan ZHANG, Jun CHANG, Zongliang WANG, Fupeng WANG, Fengting JIANG, Mengyao WANG. SNR Improvement of QEPAS System by Preamplifier Circuit Optimization and Frequency Locked Technique[J]. Photonic Sensors, 2018, 8(2): 127.