Hiroshi Uno Keiji Kumatani Hiroyuki Okuhata Isao Shirakawa Toru Chiba ASK digital demodulation scheme for noise immune infrared data communication. 121-129 1997 3 Wireless Networks 2 http://dx.doi.org/10.1023/A:1019188729979 db/journals/winet/winet3.html#UnoKOSC97