Abstract: In metropolitan cities of high rise buildings with over populations and congested areas make difficult to provide proper coverage to every subscriber. Consequently loss of signal happens and signal strength decreases. This decreases the quality of voice and video communication and slows down high speed services. As a remedy femtocell came into the picture. In this paper, we have emphasised on the advantages of femtocell, its working principal and various technical and commercial aspects.
Keywords: Femtocell, 3G. Cellular, 4G LTE, Technical challenges, Cost.