bong Kim, Ki, Ki mun Keum, Chang bok Jang, and Oh Seok Kwon. “Verification and Power Consumption Measurement of ‘eid Signal in Eddy Stone Beacon”. International Journal of Engineering & Technology 7, no. 2.12 (April 3, 2018): 304–307. Accessed May 5, 2024. https://sciencepubco.com/index.php/ijet/article/view/11311.