Methods to improve sensitivity of phase-shift laser range finder based on optical carrier phase modulation

2020 ◽  
Author(s):  
Hongyu He ◽  
Janfeng Sun ◽  
Zhiyong Lu
Keyword(s):  
Phase Shift ◽  
Phase Modulation ◽  
Carrier Phase ◽  
Laser Range Finder ◽  
Range Finder ◽  
Optical Carrier ◽  
Laser Range

Phase-shift laser range finder technique based on optical carrier phase modulation

2020 ◽  
Vol 59 (17) ◽  
pp. 5079
Author(s):  
Hongyu He ◽  
Jianfeng Sun ◽  
Zhiyong Lu ◽  
Mengmeng Xu ◽  
Chenzhe Lao ◽  
...  
Keyword(s):  
Phase Shift ◽  
Phase Modulation ◽  
Carrier Phase ◽  
Laser Range Finder ◽  
Range Finder ◽  
Optical Carrier ◽  
Laser Range

High-precision Phase-shift Laser Range Finder System Based on Laser Beat-frequency

2014 ◽  
Vol 43 (9) ◽  
pp. 912006 ◽  
Author(s):  
姜成昊 JIANG Cheng-hao ◽  
杨进华 YANG Jin-hua ◽  
张丽娟 ZHANG Li-juan ◽  
王晓坤 WANG Xiao-kun
Keyword(s):  
Phase Shift ◽  
High Precision ◽  
Beat Frequency ◽  
Laser Range Finder ◽  
Range Finder ◽  
Laser Range ◽  
Precision Phase

Unbiased improvement of spectrum analysis phase discrimination for phase-shift laser range finder

2012 ◽  
Vol 20 (4) ◽  
pp. 888-895 ◽  
Author(s):  
王选钢 WANG Xuan-gang ◽  
缑宁祎 GOU Ning-yi ◽  
张珂殊 ZHANG Ke-shu
Keyword(s):  
Phase Shift ◽  
Spectrum Analysis ◽  
Laser Range Finder ◽  
Range Finder ◽  
Laser Range ◽  
Phase Discrimination ◽  
Analysis Phase
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