A comprehensive survey of pilot contamination in massive MIMO-5G system

• Main Authors: Elijah, O., Leow, C. Y., Rahman, T. A., Nunoo, S., Iliya, S. Z.
• Format: Article
• Published: Institute of Electrical and Electronics Engineers Inc. 2016
• Subjects: TK Electrical engineering. Electronics Nuclear engineering
• Online Access: http://eprints.utm.my/id/eprint/73702/; https://www.scopus.com/inward/record.uri?eid=2-s2.0-84971501391&doi=10.1109%2fCOMST.2015.2504379&partnerID=40&md5=e46792d4cd933b0cfb7d378a3ea6e594

Massive MIMO has been recognized as a promising technology to meet the demand for higher data capacity for mobile networks in 2020 and beyond. Although promising, each base station needs accurate estimation of the channel state information (CSI), either through feedback or channel reciprocity scheme...