What Is a 4G Wireless Network?

The 4G radio access network refers to the completion of radio transmission, radio resource control, and mobility management. They are jointly completed by the CN and RAN. Some new communication technologies are used to continuously improve the network efficiency and functions of wireless communication. Increasing the speed of wireless access to the Internet by mobile devices-According to the development plan of the 3G market in three phases, 3G multimedia services have entered the third development phase in 10 years. At this time, the global 3G network has been basically completed. More than 25% of the population uses a third-generation mobile communication system. ^[1]