A Lower Frequency Shift Based on Mode Conversion for Optical Heterodyne Micro-Vibration Measurement

2020 ◽  
Vol 38 (21) ◽  
pp. 6057-6062
Author(s):  
Longkun Zhang ◽  
Jiafeng Lu ◽  
Linghao Meng ◽  
Peikang Cheng ◽  
Wenlin Li ◽  
...  
Keyword(s):  
Frequency Shift ◽  
Mode Conversion ◽  
Vibration Measurement ◽  
Optical Heterodyne ◽  
Micro Vibration

Optical Heterodyne Micro-Vibration Measurement Based on All-Fiber Acousto-Optic Frequency Shifter

CLEO: 2015 ◽  
2015 ◽  
Author(s):  
Ligang Huang ◽  
Weihua Peng ◽  
Wending Zhang ◽  
Feng Gao ◽  
Fang Bo ◽  
...  
Keyword(s):  
Vibration Measurement ◽  
Optical Heterodyne ◽  
Frequency Shifter ◽  
Micro Vibration

scholarly journals Optical heterodyne micro-vibration measurement based on all-fiber acousto-optic frequency shifter

2015 ◽  
Vol 23 (13) ◽  
pp. 17576 ◽  
Author(s):  
Wending Zhang ◽  
Wei Gao ◽  
Ligang Huang ◽  
Dong Mao ◽  
Biqiang Jiang ◽  
...  
Keyword(s):  
Vibration Measurement ◽  
Optical Heterodyne ◽  
Frequency Shifter ◽  
Micro Vibration

Secondary envelope extraction based on multiple Hilbert transforms for laser self-mixing micro-vibration measurement

2019 ◽  
Vol 58 (34) ◽  
pp. 9392
Author(s):  
Xiangyu Cui ◽  
Chunsheng Li ◽  
Yuhan Geng ◽  
Weijie Ge ◽  
Lingling Kan ◽  
...  
Keyword(s):  
Vibration Measurement ◽  
Hilbert Transforms ◽  
Envelope Extraction ◽  
Micro Vibration
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