In mobile communication system, the traffic is time-varying and unpredictable, so there will be some hot-spot cells. It means that, the number of service request is much higher than an acceptable level in some cells, ...
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This paper presents a research on the broadband radio propagation channel based on the measured data in a typical urban and suburban environment in beijing, China at 2.35 GHz band. The specification on the log-normal ...
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In this paper, we present a high-performance distributed system for storage, indexing and retrieval for large volume web traffic log datasets. This system is Based on the open source Map Reduce framework Hadoop and ex...
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Pervasive computing is a computing method which emphasizes people oriented. This method advocates the idea that computing has to meet humans' habits. Context aware is one of core technology of pervasive computing....
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network virtualization has been regarded as a fundamental paradigm that extenuates the ossification of the current network. In a virtualization-enabled networking infrastructure, numbers of diverse virtual networks (V...
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Uncompressed HD (high-definition) video transmission via wireless personal area network (WPAN) is a promising application at the 60GHz mmWave band. In this paper, we design a four-level UEP scheme which not only pays ...
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As a novel branch of widely used Wi-Fi technology, IEEE 802.11n has improved its maximum data rate to 600Mbps, which makes the transmission of high-definition video possible. Although many techniques have been adopted...
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Large antenna arrays are usually used in 60GHz for beamforming to compensate the high path loss in this band. IEEE 802.15.3c adopted a beamforming codebook design to reduce the cost and power consumption of the large ...
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In this paper, we investigate the problem of medium access control in 60GHz mmWave directional wireless networks, and propose an adaptive STDMA scheduling scheme for throughput enhancement. By taking advantage of dire...
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We propose Software Defined Path (SDP) architecture based on OpenFlow (OF) technique, to achieve optical layer optimization and control flexibility. The experimental result shows the optimization and flexibility along...
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