The functional split was and is the technical foundation to realize 5G in all its aspects. As the different 5G services (eMBB, mMTC, uRLLC) have fundamentally different requirements regarding the radio access network, the functionality of base band unit to remote radio head had to be rethought from the ground up. Each split in the functional split is a theoretical separation of functionality. Each split comes with its advantages and disadvantages.

The functional split overview includes all this information on one page and shows the correlation between them.

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