该文档介绍了EGPRS的RLC/MAC数据结构，以及EDGE中PDTCH信道编码用到的MCS-5类型的编码结构。-This document describes the EGPRS RLC/MAC data structures, as well as the coding structure MCS-5 type in PDTCH EDGE channel coding used.

This application note starts with a review of the 8PSK modulation format. The reasons for adopting 8PSK with 3π/8 rotation in the EDGE system are presented. The relationship between GMSK and 8PSK is reviewed. The challenges of 8PSK power measur