Zone Based Resource Allocation for OFDMA Systems

被引:0
|
作者
Balachandran, Krishna [1 ]
Calin, Doru [1 ]
Kang, Joseph [1 ]
Joshi, Niranjan [2 ]
Kogiantis, Achilles [2 ]
机构
[1] Lucent Technol, Bell Labs, Holmdel, NJ 07733 USA
[2] Lucent Technol, Mobil Solut, Whippany, NJ 07981 USA
关键词
OFDMA; IEEE; 802.16e; radio resource allocation; scheduling; permutation zones;
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
This paper investigates the performance benefits of different resource allocation strategies that take advantage of permutation zones specified in IEEE 802.16e-based OFDMA systems. In particular, we propose and investigate the benefits of a sub-zone scheduling approach where each permutation zone Is partitioned into sub-zones that are used for scheduling subsets of eligible users according to their prevailing link quality. In the scenarios considered, the proposed sub-zone scheduling approach allows improvements in sector throughputs as high as 80% relative to a baseline IEEE 802.16e-based OFDMA system while maintaining the system outage at acceptable levels.
引用
收藏
页码:2329 / +
页数:2
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