channel adaptive technologies and cross layer designs for wireless systems with multiple antennas

... bottom–up xxvii Channel- Adaptive Technologies and Cross- Layer Designs for Wireless Systems with Multiple Antennas Theory and Applications Vincent K. N. Lau The Hong Kong University of Science and Technology Yu ... OFDMA/MISO Systems 390 10.3 Cross- Layer Scheduling Design for DS-CDMA/MISO and OFDMA/MISO Systems 397 10.3.1 Cross- Layer Design for D...

Ngày tải lên: 01/06/2014, 07:54

... jamming and tampering, at link layer, collision, exhaustion, unfairness, at network layer, neglect and greed, homing, misdirection, black holes and at transport layer this attack could be performed ... However, WSNs form a particular class of ad hoc networks that operate with little or no infrastructure and have attracted researchers for its development and many potenti...

Ngày tải lên: 05/03/2014, 23:20

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Ngày tải lên: 24/03/2014, 05:20

... two issues for the next generation of wireless communications, namely, the channel estimation for orthogonal frequency-division multiplexing (OFDM) systems and the multiple- input multiple- output ... Ricean random variables has been provided in an integral form. (Chapter 6) 9 Chapter 2: OFDM systems and MIMO systems Since the thesis studies the channel estimation...

Ngày tải lên: 20/11/2012, 11:28

... previous designs and empirical debugging, rather than on theory and automated design. We would like to automate the formal and reliable design of sensorless Proc. of the IEEE Int. Conf. on Robotics and ... have investigated this problem and related problems analytically. Boothroydand his colleagues, Murch and Poli, developed a taxonomy of industrial parts and corresponding fee...

Ngày tải lên: 03/01/2014, 19:15

... Linguistics (ACL), Sapporo, Japan. John Lafferty, Andrew McCallum, and Fernando Pereira. 2001. Conditional Random Fields: Prob- abilistic Models for Segmenting and Labeling Se- quence Data. In Proceedings ... Extraction Michael Wiegand and Dietrich Klakow Spoken Language Systems Saarland University D-66123 Saarbr ¨ ucken, Germany {Michael.Wiegand|Dietrich.Klakow}@lsv.uni-saarland.de...

Ngày tải lên: 22/02/2014, 02:20

... clarification is therefore of maximum importance for overall plant performance. New technologies or innovative treatment lines for reliable water treatment for P&P and minimization of waste ... resulting in high performances and high fluxes, but at significant energy consumption and a larger footprint. Therefore this technology is preferred for difficult wastewaters...

Ngày tải lên: 09/03/2014, 00:20

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Ngày tải lên: 18/03/2014, 02:20

... (PHY) layer and the MAC sublayer provide the transport channels while the SAP between the MAC and RLC sublayers provide the logical channels. The MAC sublayer performs multiplexing of logical channels ... standard [4] for mobile broadband wireless access. This standard was introduced as an enhancement to an earlier IEEE 802.16 standard for fixed broadband wireless access. The 80...

Ngày tải lên: 06/05/2014, 10:20

... networking, and informatics devices and systems, and seamlessly connects all the people and things upon interests, so that anybody, at any time and any place, through any device and media, can ... device layer, through the medium networking and data processing layer, and application layer, up to the top business layer. The bottom layer of the solution is a series of...

Ngày tải lên: 11/05/2014, 17:28