1. 3GPP TS 36.300, Evolved Universal Terrestrial Radio Access (E-UTRA) and Evolved Universal Terrestrial Radio Access Network (E-UTRAN), Rel. 10, v10.2.0, Dec. 2010.
2. DRAFT Amendment to IEEE Standard for Local and Metropolitan Area Networks-Part 16: Air Interface for Broadband Wireless Access Systems-Advanced Air Interface, IEEE Std. 802.16m/D10, Nov. 2010.
3. Ministry of Public Management, http://www.soumu.go.jp/johotsusintokei/whitepaper/h26.html.
4. NTT DOCOMO, https://www.nttdocomo.co.jp/english/corporate/technology/whitepaper_5g/.
5. Massive MIMO for next generation wireless systems;Larsson;IEEE Commun. Mag.,2014