Cross layer design for communication systems

... close look at cross- layer design we present a definition for cross- layer design, discuss the approaches for cross- layer design, and discuss some aspects of the impact of cross- layer design on architecture ... of cross- layer design, we present an instance of cross- layer design involving the link layer and the physical layer In particular, we study the d...

Ngày tải lên: 04/10/2015, 08:00

... 2 information from the PHY layer is allowed to in uence the operation of the MAC layer The second paper, “Exploiting transmit buffer information at the receiver in block-fading channels” by Dinesh ... Acknowledgments The editors would like to thank all the reviewers for their efforts in making this special issue They would also like to thank the Editor -in- Chief, an...

Ngày tải lên: 21/06/2014, 22:20

... Chen et al.: Cross-layer design for radio resource allocation based on priority scheduling in OFDMA wireless access network EURASIP Journal on Wireless Communications and Networking 2011 2011:28 ... fair scheduling in OFDMA based broadband wireless access systems IEEE Trans Broadcast 49(4), 362–370 (2003) 10 WS Jeon, DG Jeong, Combined connection ad...

Ngày tải lên: 21/06/2014, 02:20

... those using only single-layer coding and uniform MPSK either with or without JSCC The results are demonstrated in Figures 11 and 12 for the AWGN and Rician fading channels, respectively For the ... function of ES /NI in dB for 2-layer adaptive modulation and coding scheme for Rician fading channel with ζ = dB Fixed symbol transmission rate rS = 128 Ksps other...

Ngày tải lên: 22/06/2014, 19:20

... Steinbach, and J A Nossek, “Analc ysis of distortion due to packet loss in streaming video transmission over wireless communication links,” in Proceedings of the International Conference on Image ... in uence on system performance therefore has to be abstracted into a form which is meaningful for the other layers involved in the cross-layer optimization (2) Signaling over...

Ngày tải lên: 22/06/2014, 22:20

... Proposed video and transport features for different applications with performance in terms of delay and average PSNR for different RLC-PDU loss rates and QCIF video sequence Foreman coded at 7.5 fps Video ... account multiple users in a wireless system are not further discussed For some specific video- related issues and system design of schedulers and network buffe...

Ngày tải lên: 22/06/2014, 23:20

... framework for adaptive QoS provision cross-layer -based design Our major QoS provision mechanism concerns are about connection-level QoS provision through dynamic RR and AC, as well as packet-level QoS ... best QoS performance for nrtPS connections, because approach1 has no QoS consideration, approach2 causes the real-time connections preempting too much bandwidth fo...

Ngày tải lên: 21/06/2014, 00:20

... Imax = 10 dB In this paper, we developed a cross-layer design scheme in a dynamic spectrum sharing system consisting of single primary and secondary users We considered a spectrum sharing scenario, ... been addressed so far in the context of spectrum sharing In this paper, we study joint design of variable power AMC and truncated-ARQ protocol in the context of s...

Ngày tải lên: 21/06/2014, 11:20

... transmission power: joint power control, multiuser detection, and routing 10−3 Initialization r Eb 10−4 p+MUD p+MUD 10−5 1.5 2.5 Iterations 3.5 Figure 12: Total energy consumption: joint power control, ... 0.5 JOINT POWER CONTROL, ROUTING, AND MULTIUSER DETECTION 0.4 0.3 To extend the above-described joint power control and routing algorithm to include receive...

Ngày tải lên: 22/06/2014, 19:20

... set and sends back HCM Terminate (b) Proposed soft handoff procedure Figure 6: Soft handoff algorithm and procedure 4.2 Soft handoff One of the major benefits of a CDMA system is the ability of a ... Spain, September 2004 [7] J Yao, T C Wong, and Y H Chew, Cross-layer design on the reverse and forward links capacities balancing in cellular CDMA systems,” in Proceedings...

Ngày tải lên: 22/06/2014, 22:20

... June–July 2003 Cross-Layer Design of an Energy-Efficient Cluster Formation Algorithm [19] K Sohrabi, J Gao, V Ailawadhi, and G J Pottie, “Protocols for self-organization of a wireless sensor network,” ... Hawaii, USA, January 2000 [10] W B Heinzelman, A P Chandrakasan, and H Balakrishnan, An application-specific protocol architecture for wireless microsensor networks,”...

Ngày tải lên: 23/06/2014, 00:20

... Code Design for Dependable Systems Theory and Practical Applications Eiji Fujiwara Tokyo Institute of Technology A JOHN WILEY & SONS, INC., PUBLICATION Code Design for Dependable Systems Code ... V and for all scalar c F cðu þ vÞ ¼ cu þ cv for all u, v V and for all scalar c F ða þ bÞv ¼ av þ bv for all v V and for all scalars a, b F ðabÞv ¼ aðbvÞ...

Ngày tải lên: 03/06/2014, 01:48

... doi:10.1186/1687-1499-2011-31 Cite this article as: Kwon et al.: Application driven, AMC-based crosslayer optimization for video service over LTE EURASIP Journal on Wireless Communications and Networking ... highest PSNR can be selected for a given SNR Application- driven AMC We propose a cross-layer optimization method where AMC is driven by the application layer, i....

Ngày tải lên: 21/06/2014, 02:20