Performance Analysis of Free-Style Writing and Drawing using Ultrasonic Position System. - Low-Kok Shin; Soo-Hong Park (J. Inform. and Commun. Convergence Engineering, 2008)

Robot Localization with Ultrasonic Position System. - Low-Kok Shin; Soo-Hong Park (J. Inform. and Commun. Convergence Engineering, 2008)