Satellite Earth Stations and Systems (SES); Satellite Component of UMTS/IMT2000; G-family; Part 3: Spreading and modulation (S-UMTS-A 25.213)
卫星地面站和系统;UMTS/IMT2000的卫星组件;G-家庭;第3部分:扩频和调制(S-UMTS-A 25.213)
The present document describes spreading and modulation for the Physical Layer for family G of the satellite
component of UMTS (S-UMTS-G).It is based on the FDD mode of UTRA defined by TS 125 211 [1], TS 125 212 [2], TS 125 213 [3], TS 125 214 [4] and adapted for operation over satellite transponders.