1. [1] S. Baek, J.J. Son, and B.D. Choi, “Performance analysis of sleep mode operation in IEEE 802.16m mobile WiMAX,” IEICE Trans. Commun., vol.E95-B, no.4, pp.1357-1365, April 2012.
2. [2] Y. Asai, K. Ishihara, T. Murakami, R. Kudo, T. Ichikawa, Y. Takatori, and M. Mizoguchi, “Overview of very high throughput wireless LAN standard IEEE 802.11ac and experimental evaluation of multiuser-MIMO transmission,” IEICE Trans. Commun. (Japanese Edition), vol.J97-B, no.1, pp.1-18, Jan. 2014.
3. [3] T. Suzuki, N. Miyazaki, and S. Konishi, “Testbed development for IMT-Advanced radio experiments,” IEICE Trans. Commun. (Japanese Edition), vol.J93-B, no.7, pp.854-867, July 2010.
4. [4] H. Aari and D. Uchida, “Design of MIMO antennas for indoor base station and mobile terminal,” IEICE Trans. Commun., vol.E95-B, no.1, pp.10-17, Jan. 2012.
5. [5] Y.J. Ren, “Ceramic based small LTE MIMO handset antenna,” IEEE Trans. Antennas Propag., vol.61, no.2, pp.934-938, Feb. 2013.