Wireless services have the highest demand in internet and wireless world. Mobile phones are rapidly becoming the preferred or first means of personal communication. Every G technology has some platform for its development as a reason. 1G was based on analog signal whereas 2G on low-band digital data signaling. The 3G technology was developed so as to overcome the faults of 1G & 2G technologies. 3G finds application in wireless voice cellular services, mobile Internet access, fixed wireless internet access, video communication services and other services like mobile TV.