Xiaorong Xu, Yu-Dong Yao, Sanqing Hu, Yingbiao Yao, Vol. 7, No. 12, December 28, 2013
10.3837/tiis.2013.12.005

• Primary users’ cooperation (PU Coop)
• Joint subcarrier and bit allocation
• Signal to interference plus noise ratio (SINR)
• Arith-metric geo-metric (AM-GM) inequality
• Interference power level

Peisheng Pan, Baoyu Zheng, Vol. 7, No. 8, August 29, 2013
10.3837/tiis.2013.08.003

• Relay networks
• outage probability
• Interference
• cooperation

Xian Zhang, Qihui Wu, Xiaoqiang Li, Zi Yun, Vol. 7, No. 2, February 25, 2013
10.3837/tiis.2013.02.001

• cognitive radio
• cooperative spectrum sensing
• tradeoff of cooperation and transmission
• throughput maximization.

Xi Zhang, Xiaofei Wang, Anna Liu, Quan Zhang, Chaojing Tang, Vol. 6, No. 4, April 24, 2012
10.3837/tiis.2012.04.001

• DTNs
• Reputation
• Incentive
• cooperation
• Security