The fifth generation (5G) organize is required to help essentially enormous measure of versatile information traffic and immense number of remote associations. To accomplish better spectrum, energy-efficiency, as a nature of quality of service (QoS) in terms of delay, security and reliability is a requirement for several wireless connectivity. Massive Multiple-input Multiple-output (mMIMO) is a rising innovation for the 5G wireless communication systems. It can possibly give high spectral efficiency, improving link reliability and suit huge number of clients likewise focusing on the efficacy, accuracy and estimation of channel many channel estimations (CE) techniques are developed. Much of the time, the accentuation of most proposed CE schemes is to improve the CE performance and complexity for ensuring improved system throughput and quality signal reception. This article reviews mainly about 5G wireless communication systems that requires efficient channel estimation technique with an efficient candidate wave form. The article also reviews the architecture and design issues that are mere requirement for 5G wireless communication systems.