Akimasa Suzuki, Taketoshi Iyota, Yongwoon Choi, Yuzuru Kubota, Kazuhiro Watanabe, Akio Yamane. Measurement accuracy on indoor positioning system using spread spectrum ultrasonic waves. In Gourab Sen Gupta, Subhas Chandra Mukhopadhyay, editors, 4th International Conference on Autonomous Robots and Agents, ICARA 2009, Wellington, New Zealand, February 10-12, 2009. pages 294-297, IEEE, 2009. [doi]
Abstract is missing.