共 5 条
Cross-Layer Design Based Ant Colony Optimization for Routing and Wavelength Assignment in an Optical Satellite Network
被引:0
作者:
Wen, Guoli
[1
]
Zhang, Qi
[1
]
Xin, Xiangjun
[1
]
Tian, Qinghua
[1
]
Tao, Ying
[1
]
Liu, Bo
[1
]
Liu, Naijin
[1
]
Wang, Houtian
[1
]
Chen, Dong
[1
]
Shen, Yufei
[1
]
Pan, Yue
[1
]
机构:
[1] Beijing Univ Posts & Telecommun, Sch Elect Engn, Beijing 100876, Peoples R China
来源:
2016 15TH INTERNATIONAL CONFERENCE ON OPTICAL COMMUNICATIONS AND NETWORKS (ICOCN)
|
2016年
基金:
中国国家自然科学基金;
国家高技术研究发展计划(863计划);
关键词:
Cross-layer design;
Doppler wavelength shift;
ACO;
RWA;
Optical satellite network;
CONSTELLATIONS;
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:
A cross-layer based ant colony optimization (ACO) for routing and wavelength assignment (RWA) algorithm (CL-ACORWA) in an optical satellite network is proposed. The main objective is to enhance the network robustness. At first, a cross-layer optimization model is designed, which considers the Doppler wavelength shift of the physical layer and the transmission delay of the network layer. Then an ant colony optimization algorithm is utilized to search a path with the minimal transmission delay. Finally, the simulation result shows that CL-ACORWA has good performance in communication success probability. Compared with the minimum delay based ACO for RWA algorithm (MD-ACORWA), the communication success probability of CL-ACORWA can increase by 37% at most.
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页数:3
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