Cellular service furnish have been battling with the clients request since the rise of the mobile internet. However, the cellular network guarantees to go past this pattern by reforming the network design. The paper is about plan and improvement of a calculation for dependable communication on D2D to upgrade Qos. Device to-device (D2D) communication is one of the progressive changes that empowers portable client to impart straightforwardly without navigating a base station. This component is by and large effectively considered in 3GPP with unique spotlight on open security as it enables mobiles to work in specially appointed mode. The control of the network, D2D interchanges open the way to numerous different cases. Our proposed calculation is to improve the Qos by utilizing OFDM LTE-A standard. © 2018, Institute of Advanced Scientific Research, Inc. All rights reserved.