Hisanori Matsumoto, Makoto Tanikawara, Tomohisa Kohiyama. Variable beamwidth shorted patch antenna array for indoor positioning. In 2014 IEEE Radio and Wireless Symposium, RWS 2014, Newport Beach, CA, USA, January 19-23, 2014. pages 64-66, IEEE, 2014. [doi]
Abstract is missing.