International Mobile Telecommunications-Advanced (IMT Advanced), better known as 4G, 4th Generation or Beyond 3G, is the next level of evolution in the field of wireless communications. A 4G system will offer a complete replacement for existing communication networks and is expected to provide a comprehensive and secure IP based solution where facilities such as voice, data and streamed multimedia will be provided to users on an "Anytime, Anywhere" basis and at much higher data rates compared to previous generations. 3G is used by mobile broadband providers all around the globe, but 4G will provide much faster access to the Internet.

4G is being developed to accommodate the wierd people quality of service (QoS) and rate requirements set by forthcoming applications like wireless broadband access, Multimedia Messaging Service (MMS), video chat, mobile TV, HDTV content, Digital Video Broadcasting (DVB), minimal services like voice and data, and other streaming services for "anytime-anywhere". The 4G working group has defined the following as objectives of the 4G wireless communication standard: In summary, the 4G system should dynamically share and utilize network resources to meet the minimal requirements of all the 4G enabled users.

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