International Journal on Computer Science and Technology (IJCST)
The user will right away notice that a person can benefit from broadband service anywhere in the coverage zone, the authors will not are required to be tied to a Wi-Fi spot. Mobile broadband is further more extremely useful for loading movies in the rear seat of a car, or grabbling sizable files in a taxi. According to the 4g working group will have almost all the standards from 2G to 4G implemented. Although legacy systems are in place to adopt existing users, the infrastructure for 4G will be only packet based. Orthogonal Frequency Division Multiplexing (OFDM) is a method of encoding digital data on multiple carrier frequencies.