A Noise Tolerant Spread Spectrum Sound-Based Local Positioning System for Operating a Quadcopter in a Greenhouse

por Huang, Zichen, Tsay, Lok Wai Jacky, Shiigi, Tomoo, Zhao, Xunyue, Nakanishi, Hiroaki, Suzuki, Tetsuhito, Ogawa, Yuichi, Kondo, Naoshi
Publicado 2020