Experimental Results of Underwater Acoustic Communication with Nonlinear Frequency Modulation Waveform. - Jeongha An; Hyungin Ra; Changhyun Youn; Kiman Kim (Sensors, 2021)

Robust Underwater Acoustic Communication Using the Overlapped Chirp Spread Carrier Technique in Doubly Spread Environments. - Changhyun Youn; Hyungin Ra; Kyung-Won Lee; Kiman Kim (IEEE Access, 2023)