Ubiquitous e-Helpers: An UPnP-based home automation platform. - John Kar-Kin Zao; Yu-Chih Liu; Ming-Hsiao Yang; Sheng-Kun Li; Wei-Yu Chen; Ching-Wei Chen; Kuo-Chin Huang; Jwu-Sheng Hu; Lun-Chia Kuo (SMC, 2007)