Shizuo Magota, Sadaaki Kunimatsu, Goshiro Yamamoto, Takao Fujii, Ryo Otsubo. The opening-and-closing speed control of an elevator door by frequency-shaping ILQ design method. In American Control Conference, ACC 2006, Minneapolis, MN, USA, 14-16 June, 2006. pages 1-2, IEEE, 2006. [doi]
Abstract is missing.