[1] Xu S W, Wu Y, Wang X F. Visible light positioning algorithm based on sparsity adaptive and location fingerprinting[J]. Acta Optica Sinica, 40, 1806003(2020).

[2] Yang C C, Chen J H, Liu D L et al. Indoor joint localization algorithm based on time and angle of arrival[J]. Laser & Optoelectronics Progress, 56, 222802(2019).

[3] Xiao J L. High-precision indoor visible light positioning and tracking[D], 13-16(2020).

[4] Tang J M, Zheng J W, Qu W B. Passive location based on improved adaptive crow search algorithm[J]. Journal of Chongqing University of Posts and Telecommunications (Natural Science Edition), 33, 372-377(2021).

[5] Yang Y M. Summary of passive location technology[J]. Technology Wind, 71-73(2014).

[6] Chan Y T, Ho K C. A simple and efficient estimator for hyperbolic location[J]. IEEE Transactions on Signal Processing, 42, 1905-1915(1994).

[7] Ho K C, Xu W W. An accurate algebraic solution for moving source location using TDOA and FDOA measurements[J]. IEEE Transactions on Signal Processing, 52, 2453-2463(2004).

[8] Wang X D, Dong W J, Wu N. Hybrid TDOA/AOA algorithm based high accuracy indoor visible light positioning[J]. Systems Engineering and Electronics, 41, 2371-2377(2019).

[9] Kong W J, Ding Z Z, Fang F Z. Analysis and realization of high precision radio positioning algorithm based on TDOA[J]. Journal of Hefei University of Technology (Natural Science), 42, 756-762(2019).

[10] Luo Z H, Lei L, Zhou F J et al. Research on time difference location method of low altitude UAV based on Chan-Taylor[J]. Journal of Chengdu University (Natural Science Edition), 38, 388-391(2019).

[11] Cai B, Gao H L, Song X G et al. Research of UWB indoor location based on improved incremental Kalman filter algorithm[J]. Machinery Design & Manufacture, 22-25(2020).

[12] Chen Z Q. Comparison of several technologies for indoor visible light positioning[J]. Scientific and Technological Innovation, 33-34(2020).

[13] Ma Z D, Cao X Y, Cao X P et al. Simulation of visible light indoor communication positioning based on MATLAB[J]. Information Technology and Informatization, 119-121(2020).

[14] Wang Y, You C X, Hou J L et al. An indoor positioning method based on LED visible light[P].

[15] Wang B L, Liu J B. Research on UWB TDOA location algorithm for indoor, underground and tunnel environments[J]. Railway Signalling & Communication Engineering, 18, 78-82(2021).

[16] Wu D P, Li J J, Xu X R et al. Design and simulation of improved TDOA algorithm[J]. Research and Exploration in Laboratory, 40, 107-110, 171(2021).

[17] Liu C F, Yun J W. A joint TDOA/FDOA localization algorithm using Bi-iterative method with optimal step length[J]. Chinese Journal of Electronics, 30, 119-126(2021).

[18] Cao Y, Dang Y C, Peng X F et al. Indoor visible light localization method using TOA/RSS hybrid information[J]. Chinese Journal of Lasers, 48, 0106005(2021).

[19] Yang Y, Zhao Y B, Kyas M. RBGF: recursively bounded grid-based filter for indoor position tracking using wireless networks[J]. IEEE Communications Letters, 18, 1234-1237(2014).

[20] Liu Y, Yang L, Li J. Robust UWB indoor position tracking using TDOA measurements[C], 736-743(2018).

[21] Huang R, Tao J, Yang L et al. Robust TDOA indoor tracking using constrained measurement filtering and grid-based filtering[C], 4895-4899(2020).