Báo cáo hóa học: " Research Article Power Efficiency Improvements through Peak-to-Average Power Ratio Reduction and Power Amplifier Linearization" pot

... adaptive filters (see [7, 8]), and unitary transforms (see [9–11]) on one hand and several audio data transmission standards like NICAM (stereophonic sound system for PAL TV standard), the audio part ... electron- ics and electrical communication engineering. The teaching and research interests of him are in digital and adaptive signal process- ing, including algorithm, architectur...

Ngày tải lên: 22/06/2014, 23:20

... increases (and K ≥ 1/2). The BER curves with larger SNR thresholds (K = 3, 2, 1) are Hindawi Publishing Corporation EURASIP Journal on Wireless Communications and Networking Volume 2010, Article ... pages doi:10.1155/2010/169597 Research Article Orthogonal DF Cooperative Relay Networks with Multiple-SNR Thresholds and Multiple Hard-Decision Detections Dian-Wu Yue 1, 2 and Ha H. N...

Ngày tải lên: 21/06/2014, 17:20

... palatal and mandibular bones, acute oral cavity- skull base angulation, pharyngeal collapse with anterior migration of the foramen magnum, posterior migration of the tongue into the pharynx and descent ... Publishing Corporation EURASIP Journal on Advances in Signal Processing Volume 2009, Article ID 982531, 11 pages doi:10.1155/2009/982531 Research Article Assessment of Severe Apno...

Ngày tải lên: 21/06/2014, 20:20

... Publishing Corporation EURASIP Journal on Advances in Signal Processing Volume 2007, Article ID 34013, 12 pages doi:10.1155/2007/34013 Research Article Inverse Filtering for Speech Dereverberation Less ... the Graduate School of Information Science and Tech- nology of Hokkaido University. He is do- ing his research on speech dereverberation in collaboration with NTT Communication Sc...

Ngày tải lên: 22/06/2014, 20:20

... York, NY, USA, June 2002. [22] M. Chiang and J. B ell, “Balancing supply and demand of band- width in wireless cellular networks: utility maximization over powers and rates,” in Proceedings of the 23rd ... interference coupling in the net- work, the power and weight allocation (r, w) combines utility optimality and min-max fairness, and any other power and weight allocation...

Ngày tải lên: 22/06/2014, 22:20

... (19) Hindawi Publishing Corporation EURASIP Journal on Wireless Communications and Networking Volume 2011, Article ID 738386, 5 pages doi:10.1155/2011/738386 Research Article An Efficient Method ... provided. Acknowledgments This research was supported in part by MKE and MEST, Korean government, under ITRC NIPA-2010-(C1090-1021- 0008), FTDP(2010-0020727), and PRCP(2010-0020210)...

Ngày tải lên: 21/06/2014, 05:20

... and also the Higher Education Commission of Pakistan for generously supporting and facilitating this research work. References 1 H. M. Kilbas, H. M. Srivastava, and J. J. Trujillo, Theory and ... τ  m−μ−1 f m  τ  dτ, 2.2 Hindawi Publishing Corporation Advances in Difference Equations Volume 2011, Article ID 303472, 15 pages doi:10.1155/2011/303472 Research Article On E...

Ngày tải lên: 21/06/2014, 05:20

... 2006. [8] C. C. Ko, J. Zhang, and A. Nehorai, “Separation and tracking of multiple broadband sources with one electromagnetic vector sensor,” IEEE Transactions on Aerospace and Electronic Systems, ... noise power lever . Two equal -power narrowband coherent signals impinge with parameters θ 1 = 75 ◦ , ϕ 1 = 35 ◦ , γ 1 = 45 ◦ , η 1 =−90 ◦ , θ 2 = 80 ◦ , ϕ 2 = 30 ◦ , γ 2 = 45 ◦ ,and...

Ngày tải lên: 21/06/2014, 05:20

... signal-to-noise ratios (SNRs) and various window types used in the reduced interference distribution calculation, resulting in an estimation error reduction in terms of the MAE by up to 28% and the MSE reduction ... the Qatar National Research Fund, Grant reference no. NRPR 09-626-2-243, and the Australian Research Council. References [1] B. Boashash, Ed., Time Frequency Signal...

Ngày tải lên: 21/06/2014, 07:20

... verified and compared to existing protocols and standards by performance modeling and energy analysis. Finally, the performance and feasibility of the design is validated by simulations and experimental measurements ... the power consumptions of the Ideal-MAC leaf and router nodes are 68 μWto37μW, and 270 μWto 37 μW, respectively. The power consumption of TUTWSN MAC leaf and...

Ngày tải lên: 21/06/2014, 11:20