S. Andreev, Y. Koucheryavy, N. Himayat, P. Gonchukov, and A. Turlikov, Activemode power optimization in OFDMA-based wireless networks, Proc. of the IEEE BWA Workshop of Globecom, 2010.

G. Song and Y. Li, Asymptotic Throughput Analysis for Channel-Aware Scheduling, IEEE Transactions on Communications, vol.54, issue.8, pp.1827-1834, 2006.
DOI : 10.1109/TCOMM.2006.878808

L. Benini, A. Bogliolo, and G. De-micheli, A survey of design techniques for system-level dynamic power management, IEEE Transactions on Very Large Scale Integration (VLSI) Systems, vol.8, issue.3, pp.299-316, 2000.
DOI : 10.1109/92.845896

C. Schurgers, Energy-Aware Wireless Communications, 2002.

G. Miao, N. Himayat, and G. Y. Li, Energy-efficient link adaptation in frequency-selective channels, IEEE Transactions on Communications, vol.58, issue.2, pp.545-554, 2010.
DOI : 10.1109/TCOMM.2010.02.080587

S. Andreev, O. Galinina, and A. Vinel, Performance evaluation of a three node client relay system, International Journal of Wireless Networks and Broadband Technologies, 2011.

G. L. Stuber, Principles of Mobile Communication, 2001.

S. Cui, A. Goldsmith, and A. Bahai, Energy-Efficiency of MIMO and Cooperative MIMO Techniques in Sensor Networks, IEEE Journal on Selected Areas in Communications, vol.22, issue.6, pp.1089-1098, 2004.
DOI : 10.1109/JSAC.2004.830916

S. Andreev, O. Galinina, and A. Turlikov, Basic client relay model for wireless cellular networks, International Congress on Ultra Modern Telecommunications and Control Systems, 2010.
DOI : 10.1109/ICUMT.2010.5676482

A. Pyattaev, S. Andreev, A. Vinel, and B. Sokolov, Client relay simulation model for centralized wireless networks, Proc. of the EUROSIM Congress, 2010.

A. Pyattaev, S. Andreev, Y. Koucheryavy, and D. Moltchanov, Some modeling approaches for client relay networks, 2010 15th IEEE International Workshop on Computer Aided Modeling, Analysis and Design of Communication Links and Networks (CAMAD), 2010.
DOI : 10.1109/CAMAD.2010.5686975

K. D. Turck, S. Andreev, S. D. Vuyst, D. Fiems, S. Wittevrongel et al., Performance of the IEEE 802.16e Sleep Mode Mechanism in the Presence of Bidirectional Traffic, 2009 IEEE International Conference on Communications Workshops, 2009.
DOI : 10.1109/ICCW.2009.5208043

A. , R. ?a, and . ?r, {Fair stochastic round-robin scheduling} 3: if both queues at A and R are not empty then 4: Slot is given to either A or R with probability 0.5 5: else if queue at A is not empty then 6: Slot is given to A 7: else if queue at R is not empty then 8: Slot is given to R 9: else 10: Slot is idle 11: {Packet transmission} 12: if slot is given to A then 13: if current packet from A is not stored at R then 14: Packet from A is successful at B with pAB 15: if R has decided to eavesdrop with prx then 16: Relay eavesdrops on the packet from A 17: Eavesdropping is successful with pAR 18: else 19: Relay stays idle 20: if packet from A is successful at R then 21: Packet from A is stored at R 22: else 23: if R has decided to cooperate with ptx then 24: Relay transmits stored packet simultaneously with A (trying to improve its performance) 25: Packet from A is successful at B with pCB 26: else 27: Relay stays idle 28: Packet from A is successful at B with pAB 29: if packet from A is successful at B then 30: Relay empties its single memory location 31: else 32: Originator retransmits in the next available slot 33: else if slot is given to R then 34 Slot is idle Algorithm 1: Client relay network operation, Require: A new slot starts 1: Generate new packets for