Disadvantages of 4G Mobiles
New frequencies means new components in cell towers. Higher data prices for consumers Consumer is forced to buy a new device to support the 4G It is impossible to make your current equipment compatible with the 4G network 4G is only currently available in certain cities within the United States. quipment has not been fully developed for network Network has more complex security issues Network protocols and standardization have not been defined Not many areas have 4G service yet Very expensive Today is the day of internet. In most field wireless system is very widely used.Currently a number of technologies like1G,2G,2.5G,3G etc A new technology is introduced which is called as 4G technology. Fourth generation wireless system is a packet switched wireless system with wide area coverage and high throughput. It is designed to be cost effective and to provide high spectral efficiency. Data rate of 20mbps is employed. Mobile speed will be up to200km/hr.The high performance is achieved by the