发明名称 |
Code branch allocation for CDMA systems |
摘要 |
<p>There is disclosed a method of allocating a channelisation code comprising: for each user, defining a path in the code tree based on a required range of spreading factors, selecting a node of the path in dependence on the currently required spreading factor; and reserving all nodes on the code tree in an upward and downward direction from the selected node; wherein the selected node for any user must not coincide with a node reserved by any other user. <IMAGE> <IMAGE></p> |
申请公布号 |
EP1035677(A1) |
申请公布日期 |
2000.09.13 |
申请号 |
EP19990301810 |
申请日期 |
1999.03.10 |
申请人 |
LUCENT TECHNOLOGIES INC. |
发明人 |
CAO, QIANG;LIM, SEAU;MUECKENHEIM, JENS |
分类号 |
H04J11/00;H04J13/00;H04J13/10;H04J13/20;H04L12/56;H04W28/26;H04W72/04;(IPC1-7):H04J11/00;H04Q7/38 |
主分类号 |
H04J11/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|