Dynamic resource scheduling strategies for QoS in W-CDMA

被引:0
|
作者
Gürbüz, Ö [1 ]
Owen, H [1 ]
机构
[1] Georgia Inst Technol, Sch Elect & Comp Engn, Atlanta, GA 30332 USA
关键词
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Dynamic Resource Scheduling (DRS) has been proposed as an adaptive resource management and QoS provisioning framework applicable to W-CDMA. systems [1]. In this paper, we consider and evaluate different spreading strategies for the DRS framework. Fixed Spreading Gain (FSG), Variable Spreading Gain (VSG) and Multi Code (MC) strategies are examined, and their performance is compared in terms of pourer saving, resource allocation and QoS stability. VSG-DRS and MC-DRS outperform the FSG-DRS for capacity as a result of the statistical multiplexing gain created by adaptive bandwidth usage. However, MC-DRS is found to be less stable than the other schemes in QoS maintenance. VSG-DRS is concluded to be the best compromise in terms of resource allocation, power consumption and stable QoS.
引用
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页码:183 / 187
页数:5
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