[4] [4] Choi D W, Jeon M G, Cho G R, et al. Performance improvements in temperature reconstructions of 2-D tunable diode laser absorption spectroscopy (TDLAS)[J]. Journal of Thermal Science, 2016, 25(1): 84-89.

[5] [5] Hanse J P, Schmidt W A. A fast risetime avalanche transistor pulse generator for driving injection lasers[J]. Proc. IEEE, 1967, 55(2): 216-217.

[7] [7] Tsonev D, Haas H. Avoiding spectral efficiency loss in unipolar OFDM for optical wireless communication[C]//Proceedings of 2014 IEEE International Conference on Communications, IEEE, 2014: 3336-3341.