Compact Dual-Comb Absolute Distance Ranging With an Electric Reference

To exploit the potential of a dual-comb absolute distance ranging system outside a well-controlled laboratory, a compact dual-comb structure is proposed. A beat frequency generated by the repetition rates of two frequency combs serves as an electric reference, which is easily built and maintains a l...

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Main Authors: Hongyuan Zhang, Xuejian Wu, Haoyun Wei, Yan Li
Format: Article
Language:English
Published: IEEE 2015-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/7101801/
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author Hongyuan Zhang
Xuejian Wu
Haoyun Wei
Yan Li
author_facet Hongyuan Zhang
Xuejian Wu
Haoyun Wei
Yan Li
author_sort Hongyuan Zhang
collection DOAJ
description To exploit the potential of a dual-comb absolute distance ranging system outside a well-controlled laboratory, a compact dual-comb structure is proposed. A beat frequency generated by the repetition rates of two frequency combs serves as an electric reference, which is easily built and maintains a long range and high resolution compared with traditional dual-comb systems. The performance of the proposed method is compared with that of a heterodyne interferometer. The residuals range within -116.6 to 117.2 nm, the standard deviations vary from 46.3 to 137.9 nm, and the non-ambiguity range extension remains reliable throughout a 10-m test. Compared with Michelson-type dual-comb interferometers, this compact dual-comb system omits the redundant optical reference arm, promising practical applications of distance ranging.
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spelling doaj.art-c02e235ff77a455cb24e249cdd53e9eb2022-12-21T23:27:25ZengIEEEIEEE Photonics Journal1943-06552015-01-01731810.1109/JPHOT.2015.24296397101801Compact Dual-Comb Absolute Distance Ranging With an Electric ReferenceHongyuan Zhang0Xuejian Wu1Haoyun Wei2Yan Li3Dept. of Precision Instrum., Tsinghua Univ., Beijing, ChinaDept. of Precision Instrum., Tsinghua Univ., Beijing, ChinaDept. of Precision Instrum., Tsinghua Univ., Beijing, ChinaDept. of Precision Instrum., Tsinghua Univ., Beijing, ChinaTo exploit the potential of a dual-comb absolute distance ranging system outside a well-controlled laboratory, a compact dual-comb structure is proposed. A beat frequency generated by the repetition rates of two frequency combs serves as an electric reference, which is easily built and maintains a long range and high resolution compared with traditional dual-comb systems. The performance of the proposed method is compared with that of a heterodyne interferometer. The residuals range within -116.6 to 117.2 nm, the standard deviations vary from 46.3 to 137.9 nm, and the non-ambiguity range extension remains reliable throughout a 10-m test. Compared with Michelson-type dual-comb interferometers, this compact dual-comb system omits the redundant optical reference arm, promising practical applications of distance ranging.https://ieeexplore.ieee.org/document/7101801/Instrumentationultrafast opticsultrafast measurements
spellingShingle Hongyuan Zhang
Xuejian Wu
Haoyun Wei
Yan Li
Compact Dual-Comb Absolute Distance Ranging With an Electric Reference
IEEE Photonics Journal
Instrumentation
ultrafast optics
ultrafast measurements
title Compact Dual-Comb Absolute Distance Ranging With an Electric Reference
title_full Compact Dual-Comb Absolute Distance Ranging With an Electric Reference
title_fullStr Compact Dual-Comb Absolute Distance Ranging With an Electric Reference
title_full_unstemmed Compact Dual-Comb Absolute Distance Ranging With an Electric Reference
title_short Compact Dual-Comb Absolute Distance Ranging With an Electric Reference
title_sort compact dual comb absolute distance ranging with an electric reference
topic Instrumentation
ultrafast optics
ultrafast measurements
url https://ieeexplore.ieee.org/document/7101801/
work_keys_str_mv AT hongyuanzhang compactdualcombabsolutedistancerangingwithanelectricreference
AT xuejianwu compactdualcombabsolutedistancerangingwithanelectricreference
AT haoyunwei compactdualcombabsolutedistancerangingwithanelectricreference
AT yanli compactdualcombabsolutedistancerangingwithanelectricreference