[1] R. H. Vassar, R. B. Sherwood. Formation keeping for a pair of satellites in a circular orbit. J. Guid. Control Dyn., 1985, 8: 235-242.

[2] A. B. Decou. Orbital station-keeping for multiple spacecraft interferometry. J. Astronaut. Sci., 1991, 39: 283-297.

[3] P. Singla, K. Subbarao, J. Junkins. Adaptive output feedback control for spacecraft rendezvous and docking under measurement uncertainty. J. Guid. Control Dyn., 2006, 29: 892-902.

[4] R. Duren, E. Wong, B. Breckenridge, S. Shaffer, C. Duncan, E. Tubbs, P. Salomon. Metrology, attitude, and orbit determination for spaceborne interferometric synthetic aperture radar. Proc. SPIE, 1998, 3365: 51-60.

[5] H. Bosse, G. Wilkening. Developments at PTB in nanometrology for support of the semiconductor industry. Meas. Sci. Technol., 2005, 16: 2155-2166.

[6] W. Gao, S. W. Kim, H. Bosse, H. Haitjema, Y. Chen, X. Lu, W. Knapp, A. Weckenmann, W. T. Estler, H. Kunzmann. Measurement technologies for precision positioning. CIRP Ann., 2015, 64: 773-796.

[7] W. T. Estler, K. L. Edmundson, G. N. Peggs, D. H. Parker. Large-scale metrology–an update. CIRP Ann., 2002, 51: 587-609.

[8] S.-W. Kim. Combs rule. Nat. Photonics, 2009, 3: 313-314.

[9] T. Udem, R. Holzwarth, T. W. Hänsch. Optical frequency metrology. Nature, 2002, 416: 233-237.

[10] S. A. van den Berg, S. T. Persijn, G. J. P. Kok, M. G. Zeitouny, N. Bhattacharya. Many-wavelength interferometry with thousands of lasers for absolute distance measurement. Phys. Rev. Lett., 2012, 108: 183901.

[11] K.-N. Joo, S.-W. Kim. Absolute distance measurement by dispersive interferometry using a femtosecond pulse laser. Opt. Express, 2006, 14: 5954-5960.

[12] K. Minoshima, H. Matsumoto. High-accuracy measurement of 240-m distance in an optical tunnel by use of a compact femtosecond laser. Appl. Opt., 2000, 39: 5512-5517.

[13] J. Ye. Absolute measurement of a long, arbitrary distance to less than an optical fringe. Opt. Lett., 2004, 29: 1153-1155.

[14] P. Trocha, M. Karpov, D. Ganin, M. H. P. Pfeiffer, A. Kordts, S. Wolf, J. Krockenberger, P. Marin-Palomo, C. Weimann, S. Randel, W. Freude, T. J. Kippenberg, C. Koos. Ultrafast optical ranging using microresonator soliton frequency combs. Science, 2018, 359: 887-891.

[15] M. G. Suh, K. J. Vahala. Soliton microcomb range measurement. Science, 2018, 359: 884-887.

[16] T. Minamikawa, Y.-D. Hsieh, K. Shibuya, E. Hase, Y. Kaneoka, S. Okubo, H. Inaba, Y. Mizutani, H. Yamamoto, T. Iwata, T. Yasui. Dual-comb spectroscopic ellipsometry. Nat. Commun., 2017, 8: 610-617.

[17] I. Coddington, W. C. Swann, L. Nenadovic, N. R. Newbury. Rapid and precise absolute distance measurements at long range. Nat. Photonics, 2009, 3: 351-356.

[18] I. Coddington, N. Newbury, W. Swann. Dual-comb spectroscopy. Optica, 2016, 3: 414-426.

[19] P. K. C. Wang, F. Y. Hadaegh, K. Lau. Synchronized formation rotation and attitude control of multiple free-flying spacecraft. J. Guid. Control Dyn., 1999, 22: 28-35.

[20] L. Uriarte, M. Zatarain, D. Axinte, J. Yagüe-Fabra, S. Ihlenfeldt, J. Eguia, A. Olarra. Machine tools for large parts. CIRP Ann., 2013, 62: 731-750.

[21] M. Ikram, G. Hussain. Michelson interferometer for precision angle measurement. Appl. Opt., 1999, 38: 113-120.

[22] J. W. Kim, C. S. Kang, J. A. Kim, T. Eom, M. Cho, H. J. Kong. A compact system for simultaneous measurement of linear and angular displacements of nano-stages. Opt. Express, 2007, 15: 15759-15766.

[23] K.-C. Fan, R.-J. Li, P. Xu. Design and verification of micro/nano-probes for coordinate measuring machines. Nanomanuf. Metrol., 2019, 2: 1-15.

[24] W. Gao, Y. Saito, H. Muto, Y. Arai, Y. Shimizu. A three-axis autocollimator for detection of angular error motions of a precision stage. CIRP Ann., 2011, 60: 515-518.

[25] Y. Zhao, B. Zhang, Q. Feng. Measurement system and model for simultaneously measuring 6DOF geometric errors. Opt. Express, 2017, 25: 20993-21007.

[26] T. Schuldt, M. Gohlke, D. Weise, U. Johann, A. Peters, C. Braxmaier. Picometer and nanoradian optical heterodyne interferometry for translation and tilt metrology of the LISA gravitational reference sensor. Classical Quantum Gravity, 2009, 26: 085008.

[27] H. Yan, H.-Z. Duan, L.-T. Li, Y.-R. Liang, J. Luo, H.-C. Yeh. A dual-heterodyne laser interferometer for simultaneous measurement of linear and angular displacements. Rev. Sci. Instrum., 2015, 86: 123102.

[28] S. R. Gillmer, R. C. G. Smith, S. C. Woody, J. D. Ellis. Compact fiber-coupled three degree-of-freedom displacement interferometry for nanopositioning stage calibration. Meas. Sci. Technol., 2014, 25: 075205.

[29] F. Yang, M. Zhang, W. Ye, L. Wang. Three-degrees-of-freedom laser interferometer based on differential wavefront sensing with wide angular measurement range. Appl. Opt., 2019, 58: 723-728.

[30] S. Strube, G. Molnar, H.-U. Danzebrink. Compact field programmable gate array (FPGA)-based multi-axial interferometer for simultaneous tilt and distance measurement in the sub-nanometre range. Meas. Sci. Technol., 2011, 22: 094026.

[31] Y.-S. Jang, S.-W. Kim. Distance measurements using mode-locked lasers: a review. Nanomanuf. Metrol., 2018, 1: 131-147.

[32] S. Han, Y.-J. Kim, S.-W. Kim. Parallel determination of absolute distances to multiple targets by time-of-flight measurement using femtosecond light pulses. Opt. Express, 2015, 23: 25874-25882.

[33] X. Liang, J. Lin, L. Yang, T. Wu, Y. Liu, J. Zhu. Simultaneous measurement of absolute distance and angle based on dispersive interferometry. IEEE Photon. Technol. Lett., 2020, 32: 449-452.

[34] Y. Chen, Y. Shimizu, J. Tamada, Y. Kudo, S. Madokoro, K. Nakamura, W. Gao. Optical frequency domain angle measurement in a femtosecond laser autocollimator. Opt. Express, 2017, 25: 16725-16738.

[35] Y. Chen, Y. Shimizu, J. Tamada, K. Nakamura, H. Matsukuma, X. Chen, W. Gao. Laser autocollimation based on an optical frequency comb for absolute angular position measurement. Precis. Eng., 2018, 54: 284-293.

[36] ZhouS.ZhuZ.XiongS.NiK.ZhouQ.WuG., “Dual-comb based angle measurement method using a grating and a corner cube combined sensor,” in Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR) (2018), paper W4F.5.

[37] Z. Zhu, K. Ni, Q. Zhou, G. Wu. Digital correction method for realizing a phase-stable dual-comb interferometer. Opt. Express, 2018, 26: 16813-16823.

[38] S. Zhou, S. Xiong, Z. Zhu, G. Wu. Simplified phase-stable dual-comb interferometer for short dynamic range distance measurement. Opt. Express, 2019, 27: 22868-22876.

[39] S. Zhou, C. Lin, Y. Yang, G. Wu. Multi-pulse sampling dual-comb ranging method. Opt. Express, 2020, 28: 4058-4066.

[40] V. Le, G. Wu, L. Zeng. A single collimating lens based dual-beam exposure system for fabricating long-period grating. Opt. Commun., 2020, 460: 125139.