Robust beamforming for cognitive and cooperative wireless networks

Robust beamforming for cognitive and cooperative wireless networks

Robust beamforming for cognitive and cooperative wireless networks

... cognitive and cooperative wireless networks, namely, robust downlink beamforming in cognitive radio networks, robust joint transceiver optimization in MIMO ad hoc networks, and finally robust relay beamforming ... power constraints, and various transmit and receive beamforming methods, for example, eigen beamforming, antenna selection, random beamforming, an...

Ngày tải lên: 10/09/2015, 15:50

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Báo cáo hóa học: " Research Article Distributed and Cooperative Link Scheduling for Large-Scale Multihop Wireless Networks" doc

Báo cáo hóa học: " Research Article Distributed and Cooperative Link Scheduling for Large-Scale Multihop Wireless Networks" doc

... presented a distributed and cooperative link scheduling (DCLS) algorithm which is especially useful for large-scale multihop wireless networks This algorithm partitions a set of links into several ... Cruz, and L B Milstein, Distributed link scheduling, power control and routing for multihop wireless MIMO networks,” in Proceedings of the Fortieth Asilomar Confe...

Ngày tải lên: 22/06/2014, 06:20

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Design of medium access control techniques for cooperative wireless networks

Design of medium access control techniques for cooperative wireless networks

... DESIGN OF MEDIUM ACCESS CONTROL TECHNIQUES FOR COOPERATIVE WIRELESS NETWORKS WANG YU (B Eng., Huazhong University of Science and Technology, China) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR ... delivered in a 1.1 Cooperative Medium Access Control Figure 1.2: System model for centralized networks Figure 1.3: System model for distributed networks 1.1...

Ngày tải lên: 09/09/2015, 09:59

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John Wiley And Sons Wireless Networks eBook LiB - Preface

John Wiley And Sons Wireless Networks eBook LiB - Preface

... xvi Wireless Networks Rates for GSM Evolution (EDGE), cdma2000 and wideband CDMA (WCDMA)) are discussed Chapter provides a vision of 4G and beyond mobile and wireless systems Such ... layer and the MAC protocols of two wireless local area network standards, IEEE 802.11 and ETSI HIPERLAN Furthermore, it discusses the latest developments in the field of wireless local area n...

Ngày tải lên: 29/09/2013, 21:20

2 373 0
Báo cáo hóa học: "Research Article An Energy-Efficient Link Layer Protocol for Reliable Transmission over Wireless Networks" pdf

Báo cáo hóa học: "Research Article An Energy-Efficient Link Layer Protocol for Reliable Transmission over Wireless Networks" pdf

... = for 802.15.4 residual channels [19] and K = 10 for 802.11 residual channels [21], and we perform all our analysis for a parameterized value of K so that the analysis is valid for Markov channels ... results for reliable transmission over a single hop Multihop results are similar and are skipped for brevity For Packet Length Optimization, we use packet sizes of 15, 20 and...

Ngày tải lên: 21/06/2014, 22:20

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Báo cáo hóa học: " Research Article Resource Partitioning with Beamforming for the Decode-Forward Relay Networks" ppt

Báo cáo hóa học: " Research Article Resource Partitioning with Beamforming for the Decode-Forward Relay Networks" ppt

... consider the multiple relay case and the multiple antenna case as well For the multiple relay case, it is shown that the resource partitioning based on relay selection is enough to find the best relaying ... are used at the source, we propose a way to combine beamforming with the resource partitioning proposed After introducing system model in Section 2, reso...

Ngày tải lên: 22/06/2014, 06:20

6 336 0
Báo cáo hóa học: " QoS Topology Control for Nonhomogenous Ad Hoc Wireless Networks" ppt

Báo cáo hóa học: " QoS Topology Control for Nonhomogenous Ad Hoc Wireless Networks" ppt

... to form strong connected topology in [13] The problem of QoS topology control for homogenous wireless networks was first studied in [14], and an algorithm was proposed to form the network topology ... Table 3: Node-degrees for broadcast-dominated traffics, λtotal = 0.3 B CONCLUSIONS We have discussed the energy-efficient QoS topology control problem for nonhomogenous ad...

Ngày tải lên: 22/06/2014, 22:20

10 322 0
Báo cáo hóa học: " Fine-Grained Rate Shaping for Video Streaming over Wireless Networks" pot

Báo cáo hóa học: " Fine-Grained Rate Shaping for Video Streaming over Wireless Networks" pot

... of video streaming with fine-grained rate shaping Similar to BRS, there are three stages for transmitting the video from the sender to the receiver: (i) precoding, (ii) streaming with rate shaping, ... transmission Rate shaping can optimize video streaming for each link We start by giving the system description of BRS then provide the algorithm for RD optimization...

Ngày tải lên: 23/06/2014, 01:20

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Installing, Troubleshooting, and Repairing Wireless Networks phần 1 ppsx

Installing, Troubleshooting, and Repairing Wireless Networks phần 1 ppsx

... Systems and WEP Alternatives Summary 10 5 10 6 10 8 11 0 11 1 11 2 11 4 11 4 12 0 12 3 12 5 13 1 13 3 13 4 13 7 13 8 13 8 14 0 14 0 14 2 14 3 14 5 14 6 14 8 15 1 15 3 15 3 15 4 15 5 15 7 15 7 15 9 16 0 16 1 x Contents Chapter 10 Software ... Summary 16 3 16 5 16 7 17 0 17 0 17 1 17 1 17 3 17 5 17 7 17 8 17 9 18 0 18 7 18 8 19 2 19 3 19 4...

Ngày tải lên: 10/08/2014, 12:21

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Installing, Troubleshooting, and Repairing Wireless Networks phần 2 ppsx

Installing, Troubleshooting, and Repairing Wireless Networks phần 2 ppsx

... installed because of physical constraints TABLE 2. 1 Cost Comparison Between Wired and Wireless Networks for 50 Systems Equipment Wired Wired Wireless Wireless and Labor Network Cost Totals Network Cost ... 7.80 19.0 WBC -20 0 4.00 7.00 16.9 WBC-300 2. 40 4 .20 10.4 Belden 9913F7 2. 00 2. 80 8.50 WBC-400 1.50 2. 70 6.80 WBC-600 1.00 1.70 4.40 Cable Type To illustrate the effect...

Ngày tải lên: 10/08/2014, 12:21

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Installing, Troubleshooting, and Repairing Wireless Networks phần 3 ppsx

Installing, Troubleshooting, and Repairing Wireless Networks phần 3 ppsx

... including a briefing on rules and regulations, safety and interference, and how antennas and cables play in the wireless world, it is time to describe the bits and pieces and start putting them together ... of Ethernet cabling and hubs With a combined wireless access point, hub, and router/firewall product, you can easily accommodate wired and wireless users and shar...

Ngày tải lên: 10/08/2014, 12:21

41 395 0
Installing, Troubleshooting, and Repairing Wireless Networks phần 4 potx

Installing, Troubleshooting, and Repairing Wireless Networks phần 4 potx

... neighborhood and café-area networks requiring site and coverage area surveys to see who else is using wireless and coordinating with other wireless network providers Unfortunately, if the other networks ... available WEP keys 0, 1, 2, and 3, while most wireless devices number them 1, 2, 3, and (equivalent to Windows’ 0, 1, 2, and 3, respectively) LinkSys wireless device...

Ngày tải lên: 10/08/2014, 12:21

41 802 0
Installing, Troubleshooting, and Repairing Wireless Networks phần 5 docx

Installing, Troubleshooting, and Repairing Wireless Networks phần 5 docx

... http://www.nycwireless.net San Francisco Wireless: http://www.sfwireless.net Seattle Wireless: http://www.seattlewireless.net FreeNetworks.org: http://www.freenetworks.org Southern Calif Wireless ... files, decipher and edit obscure and esoteric configuration file parameters, learn C and shell scripting to be able to read and extract salient bits of command parameters, and so ov...

Ngày tải lên: 10/08/2014, 12:21

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