PAPR PERFORMACE ANALYSIS OF WINDOWS FILTER FOR UFMC SUBBAND BY OLUSEUN DAMILOLA OYELEKE ABSTRACT In this paper OFDM modulation was studied and its problems highlights UFMC modulation is studied and presented as a candidate for 5G waveform. The problem of High PAPR in OFDM was also discussed with UFMC simulation carried out using three different window filters to see which provided the lowest PAPR for utilization in UFMC subband filtering. Findings: it was discovered that the Bohwin window produced the lowest PAPR value among its other two counterparts names chebvev and Bartlett Overall is discovered that UFMC is better than OFDM in terms of PAPR and ability to carry higher data rate than OFDM. I.INTRODUCTION The expected applications that 5G applications will be utilized in includes high speed applications for multimedia, gaming, cloud based applications, Internet of things, vehicle peering system, The potential applications for 5G including high data transmission for videos, Internet of things, vehicle to vehicle pairing, faster streaming, augmented reality 5G tech is 200 times faster than 4G allowing for massive amount of data to be transporter instantly…5G uses ultrahigh broadcast frequency.5G support multiple gigabyte connection.5G is the communication standard that can lower latency, more reliable and dependable…the possibility of virtual reality and augmented reality with possibility of virtual reality applications and establishing communication between industrial equipment in a peer to peer connection. This is the point in time when more things are connected to the internet than people. Appliances security systems, health monitor, door locks, educational network, assistive technologies and the many. Capability in handling high data rate with wide bandwidth, the issue of very low latency for data bursts either short of long, consideration for transmission time intervals which is needed to be short and fast switching between downlink and uplink are important requirements for any modulation scheme that will support 5G communication system. And for low data rate devices, the possibility of energy efficient communication system by reducing the on-times for low data rates transmission. These are a few of the requirements that are needed for 5G waveforms to support the facilities that are needed. II.THEORETICAL BACKGROUND IN BRIEF 5G BACKGROUNDS Several new forms of OFDM have been proposed for 5G applications, such as CP-OFDM, F-OFDM, W-OFDM, GFDM, UFMC, and FBMC. The need for more robust multicarrier modulation scheme for higher data rates the bandwidth spectral efficiency is the motivation for the development of filtered multicarrie modulation scheme. Orthogonal frequency division multiplexing has been an excellent waveform choice for 4G. It provides outstanding spectrum efficiency, it can be managed and controlled with the processing levels attainable in current mobile handsets, and it operates well with high data rate stream occupying wide bandwidths. It operates well in circumstances where there is selective fading. It is expected that by the official rollout of 5G in 2020 many more waveform will be tested to ensure which meets the requirement for 5G standards or data transmission. This paper seeks to look at one of the many modulation schemes that can give 5G data transmission capability. OFDM the multicarrier modulation scheme is the major backbone of 4G LTE systems and definitely OFDM variants with filtering addition are the possibility of 5G waveform. [1] OFDM requires the use of a cyclic prefix and this occupies space within the data streams. There are also other advantages that can be introduced by using one of a variety of new waveforms for 5G. OFDM, orthogonal frequency-division multiplexing. OFDM decomposes the transmission frequency band into a group of narrower contiguous sub bands (carriers), and each carrier is individually modulated. Such a modulation can be simply realized by an inverse fast Fourier