MAC layer and HARQ protocol
Operating principles of the LTE radio interface
Article REF: TE7374 V1
MAC layer and HARQ protocol
Operating principles of the LTE radio interface

Author : Xavier LAGRANGE

Publication date: May 10, 2013, Review date: July 3, 2019 | Lire en français

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7. MAC layer and HARQ protocol

7.1 Logic channels

The MAC (Medium Access Control) layer provides the possibility of multiplexing different flows without any guarantee of quality of service, but with a frame loss rate likely to be suitable for the least demanding services (of the order of 1% of lost frames). To achieve this, a selective retransmission protocol is used.

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