论文部分内容阅读
无线接入网络结构及其基本原理，ＵＴＲＡＮ（ＵＭＴＳ陆地无线接入网络）的逻辑结构和功能，ＵＴＲＡＮ 接口，无线接口结构及协议，I_u接口及协议，无线接口协议结构，Ｌ１（第一层）物理层，Ｌ２层数据链路层，Ｌｕ层网络 层。Ｌ１层的说明——传输信道和物理信道，复用、信道编码和交织，扩谱和调制，无线的发送和接收，增加性能和任 选。ＵＴＲＡ（ＵＭＴＳ陆地无线接人）和ＧＳＭ之间的切换。
UTRAN (Wireless Local Area Access Network) UTRAN (UMTS terrestrial radio access network) logical structure and function, UTRAN interface, wireless interface structure and protocol, I_u interface and protocol, wireless interface protocol structure, L1 (first floor) Physical layer, L2 data link layer, Lu layer network layer. L1 Layer Description - Transport and Physical Channels, Multiplexing, Channel Coding and Interleaving, Spread Spectrum and Modulation, Transmitting and Receiving Wireless, Add Performance, and Optional. UTRA (UMTS Terrestrial Radio Access) and GSM.