1. [1] E. Dahlman, S. Parkvall, and J. Sköld, 4G-LTE/LTE-Advanced for Mobile Broadband, 2nd ed, Academic Press, Oxford, UK, 2014.
2. [2] NTT DOCOMO, “DOCOMO 5G white paper,” https://www.nttdocomo.co.jp/english/corporate/technology/whitepaper_5g
3. [3] ARIB 2020 and Beyond Ad Hoc Group, “Mobile communications systems for 2020 and beyond,” http://www.arib.or.jp/english/20bah-wp-100.pdf
4. [4] NGMN, “5G white paper-Executive version,” http://www.ngmn.org/uploads/media/141222_NGMN-Executive_Version_of_the_5G_White_Paper_v1_0.pdf
5. [5] T. Nakamura, A. Benjebbour, Y. Kishiyama, S. Suyama, and T. Imai, “5G radio access: Requirements, concept and experimental trials,” IEICE Trans. Commun., vol.E98-B, no.8, pp.1397-1406, 2015. 10.1587/transcom.e98.b.1397