Báo cáo hóa học: " Research Article Modified Isochronous Coordination Function for Enhancement of VoIP Call Capacity over IEEE 802 11 WLAN" pptx

... Networking Volume 2008, Article ID 218076, 8 pages doi:10 .115 5/2008/218076 Research Article Modified Isochronous Coordination Function for Enhancement of VoIP Call Capacity over IEEE 802. 11 WLAN Sanjaya ... isochronous coordination function (ICF) was introduced to mitigate the problem of low call capacity. In this paper, we propose a modified ICF...

Ngày tải lên: 22/06/2014, 19:20

... CDF curves of the capacity calculated for each com- bination are shown in Figure 11. They were calculated for signal to noise ratio (SNR) of 30 dB. A critical point to focus on is the capacity ... Wireless Communications and Networking Volume 2007, Article ID 68512, 7 pages doi:10 .115 5/2007/68512 Research Article Modified Spatial Channel Model for MIMO Wireless Systems...

Ngày tải lên: 22/06/2014, 06:20

... 1747.5 75 0.2 11 / 4368 UMTS/ WCDMA 1920–1980 1950 60 5 16 / 195 UMTS 1900–1920 1910 20 / 5 47 / 191 2010–2025 2012.5 15 67 / 201 802. 11 b/g 2400–2483.5 2441.75 83.5 11 14 / 110 802. 11a 5150–5350 ... considered during the co- simulations of the modified polar ΣΔ architectures and it has been observed that the overall performance of the transmitter in terms of the EVM has not...

Ngày tải lên: 21/06/2014, 11:20

... pages doi:10 .115 5/2008/456598 Research Article Modified Adaptive Chirplet Decomposition with Application in ISAR Imaging of Maneuvering Targets Yong Wang and Yi-Cheng Jiang Research Institute of Electronic ... algorithm of MACD is proposed. 3.1. The parameters estimation of monocomponent signal For a monocomponent signal, we can use the parameters information and the charac...

Ngày tải lên: 22/06/2014, 01:20

... Corporation Journal of Inequalities and Applications Volume 2 011, Article ID 576301, 9 pages doi:10 .115 5/2 011/ 576301 Research Article Almost Sure Central Limit Theorem for Product of Partial Sums of Strongly ... Wu College of Science, Guilin University of Technology, Guilin 541004, China Correspondence should be addressed to Daxiang Ye, 30408 0111 1@163.com Received 19...

Ngày tải lên: 21/06/2014, 05:20

... Communications and Networking Volume 2010, Article ID 319275, 17 pages doi:10 .115 5/2010/319275 Research Article A Reinforcement Learning Based Framework for Prediction of Near Likely Nodes in Data-Centric ... node. For instance, a wireless node, playing the role of a collector node, can collect data of more than one type, but usually it only stores one type of data and tra...

Ngày tải lên: 21/06/2014, 18:20

... Processing Volume 2009, Article ID 571307, 12 pages doi:10 .115 5/2009/571307 Research Article Accurate Bit Error Rate Calculation for Asynchronous Chaos-Based DS-CDMA over Multipath Channel Georges ... E. Biglieri, “Design of spread-spectrum sequences using chaotic dynamical systems and ergodic theory,” IEEE Transactions on Circuits and Systems I, vol. 48, no. 9, pp. 111 0 111...

Ngày tải lên: 21/06/2014, 20:20

... Image and Video Processing Volume 2008, Article ID 485921, 10 pages doi:10 .115 5/2008/485921 Research Article A Nonlinear Decision-Based Algorithm for Removal of Strip Lines, Drop Lines, Blotches, ... median/mean algorithm for removal of drops lines, strip lines, white bands, black bands, blotches, and impulses with minimum of blurring is developed. The performance is evaluat...

Ngày tải lên: 22/06/2014, 00:20

... Clemens, and K. A. Shaw, “Performance evaluation of texture measures for ground cover identification in satellite images by means of a neural network classifier,” IEEE Transactions on Geoscience ... Image and Video Processing Volume 2008, Article ID 386705, 7 pages doi:10 .115 5/2008/386705 Research Article Colour Vision Model-Based Approach for Segmentation of Traffic Signs Xi...

Ngày tải lên: 22/06/2014, 06:20

... presence of noise, of our PGN version of it. Sections 4 and 5 describe the archi- tecture and dynamics of our model for control of cell-cycle progression and analyze its simulations in the presence of noise ... is, for every sequence of states x ∈ R mN , there exists a state y ∈ R N such that p y|x ≈ 1, (v) for every variable i there exists a matrix a i and a vector b i o...

Ngày tải lên: 22/06/2014, 19:20