[1] [1] Liu Y., Hsu C. W., Chen H. Y., Liang K., Chow C. W. and Yeh C. H., Optical Engineering 54, 120502 (2015).

[2] [2] Hai-feng Yu, Xue-fen Chi and Jian Liu, Optoelectronics Letters 10, 365 (2014).

[3] [3] Liu Y., Yang Z., Yu R., Xiang Y. and Xie S., Access IEEE 3, 358 (2015).

[4] [4] Naderi M. Y., Nintanavongsa P. and Chowdhury K. R., IEEE Transactions on Wireless Communications 13, 3926 (2014).

[5] [5] Haas H., Visible Light Communication, IEEE Optical Fiber Communications Conference and Exhibition, 107 (2015).

[6] [6] Ramos J. S., Demirkol I., Paradells J., V ssing D., Gad K. M. and Kasemann M., Towards Energy-Autonomous Wake-Up Receiver Using Visible Light Communication, 13th IEEE Annual Consumer Communications & Networking Conference, 544 (2016).

[7] [7] Kunikawa M., Yomo H., Abe K. and Ito T., A Fair Polling Scheme for Energy Harvesting Wireless Sensor Networks, IEEE 81th Vehicular Technology Conference, 1 (2015).

[8] [8] Lin H. H., Shih M. J., Wei H. Y. and Vannithamby R., Wireless Networks 21, 357 (2015).

[9] [9] Kim J. and Lee J. W., Energy Adaptive MAC for Wireless Sensor Networks with RF Energy Transfer: Algorithm, Analysis, and Implementation, Telecommunication Systems, 1 (2016).

[10] [10] Kim J. and Lee J. W., Energy Adaptive MAC Protocol for Wireless Sensor Networks with RF Energy Transfer, 3rd International Conference on Ubiquitous and Future Networks, (2011).

[11] [11] Chun-yue Wang, Lang Wang and Xue-fen Chi, Optoelectronics Letters 12, 69 (2016).

[12] [12] IEEE Std. 802.15.7-2011 - IEEE Standard for Local and Metropolitan Area Networks--Part 15.7: Short-Range Wireless Optical Communication Using Visible Light, 1 (2011).