摘要
文章介绍了WCDMA系统扰码的作用、分类;WCDMA系统上行长扰码、短扰码、PCPCH消息部分扰码、PRACH信道消息扰码、DPCCH/DPDCH扰码;WCDMA系统下行方向主扰码;WCDMA系统下行扰码规划;主扰码和GSM系统BCCH信令信道的异同。
The functions and categories of the scrambling codes of WCDMA system are introduced. The uplink scrambling codes include long scrambling code, short scrambling code, PCPCH information scrambling code, PRACH channel information scrambling code and DPCCH/DPDCH scrambling code. The paper also analyzes the downlink primary scrambling codes, the planning of the downlink scrambling codes of WCDMA and the similarities and differences of primary code and signaling channel of GSM system.
出处
《长沙通信职业技术学院学报》
2009年第1期14-17,共4页
Journal of Changsha Telecommunications and Technology Vocational College
关键词
WCDMA
系统
扰码
扰码规划
WCDMA
system
scrambling code
scrambling code planning
