Báo cáo hóa học: " Research Article Zero-Forcing and Minimum Mean-Square Error Multiuser Detection in Generalized Multicarrier DS-CDMA Systems for Cognitive Radio" docx

... Scottland, June 2007. [7] K B. Png, X. Peng, and F. Chin, “Performance studies of a multi-band OFDM system using a simplified LDPC code,” in Proceedings of the International Workshop on Ultra-Wideband Systems ... Su, Z. Han, and K. J. R. Liu, “Em- ploying cooperative diversity for performance enhancement in UWB communication systems, ” in Proceedings of IEEE Wire- less Communica...

Ngày tải lên: 22/06/2014, 06:20

... by Sulyman and Kousa in [6] for diversity combining problem in a single-user transmission system, and has been widely studied in the literature [7–10]. In the context of multiuser scheduling in WiMAX ... Sulyman and M. Kousa, “Bit error rate performance of a generalized diversity selection combining scheme in Nakagami fading channels,” in Proceedings of the IEEE Wi...

Ngày tải lên: 21/06/2014, 05:20

... suggestions for methods can be found in [6, 7] with applications for shape classification and speech coding. In this paper, we will focus on the use of the Kernel method and its use for estimating the ... (12) Moreover, the optimal smoothing parameter h N is com- puted in the minimum of the Integrated Mean Squared Error (IMSE) sense. An approximation of the IMSE is given by...

Ngày tải lên: 21/06/2014, 23:20

... 2, pp. 56–65, 2005. [2]J.TelladoandJ.M.Cioffi,“Efficient algorithms for reducing par in multicarrier systems, ” in Proceedings of the IEEE International Symposium on Information Theory (ISIT ’98),p. 191, ... of tones increases. More generally, we investigate and provide insight into a tradeoff between optimal signal and information properties for OFDM systems and show that it is...

Ngày tải lên: 21/06/2014, 05:20

... 0. 2.54 Hindawi Publishing Corporation Journal of Inequalities and Applications Volume 2011, Article ID 875649, 15 pages doi:10.1155/2011/875649 Research Article Nonsquareness and Locally Uniform Nonsquareness ... T. F. Wang, S. T. Chen, and Y. W. Wang, Geometry Theory of Orlicz Spaces, H.I.T Print House, Harbin, China, 1986. Journal of Inequalities and Applications 13 Case 2....

Ngày tải lên: 21/06/2014, 05:20

... Barriac, R. Mudumbai, and U. Madhow, “Distributed beamforming for information transfer in sensor networks,” in Proceedings of the 3rd International Symposium on Information Processing in Sensor Networks ... different sensing radii, the algorithm can be modified in following ways. Let r max and r min be the maximum and minimum values of sensing radii of nodes. (i) If r max − r...

Ngày tải lên: 21/06/2014, 05:20

... referees for pointing out some printing errors. This study was supported by research funds from Dong-A University. References 1 S. A. Belbas, “Dynamic programming and maximum principle for discrete ... generalize and unify the result in 3, page 149, Theorem 3.5 in 7, Theorem 3.5 in 12, Corollaries 2.2 and 2.3 in 14, Corollaries 3.3 and 3.4 in 17, and Theo...

Ngày tải lên: 21/06/2014, 05:20

... obtained by Bulboac˘a 24, Miller et al. 25, and Owa and Srivastava 26. The corresponding superordination properties and sandwich- type results were also investigated, for example, in 4. In ... superordination. Related results on superordination can be found in 5–23. By using the theory of differential subordination, various subordination preserving properties for cert...

Ngày tải lên: 21/06/2014, 05:20

... D. Wu, and S. M. Nettles, “Analyzing and preventing MAC-layer denial of serv ice attacks for stock 802.11 systems, ” in Proceedings of the IEEE Workshop on Broadband Wireless Services and Applications ... Surabaya, Indonesia, May 2008. [7]W.Chen,D.Chen,G.Sun,andY.Zhang,“Defending against jamming attacks in wireless local area networks,” in Proceedings of the 4th International C...

Ngày tải lên: 21/06/2014, 05:20

... performance of the above techniques to that of an HMM using segmentation information for training are shown in Figure 10(a) for the training data and Figure 10(b) for the test data. The figures include ... Results are shown for both boosting and bagging, using three different methods for decoding. Single-path and multistream. Results are shown for three different methods sing...

Ngày tải lên: 21/06/2014, 05:20