multi-access communication systems
Hybrid multi technology routing in heterogeneous vehicular networks
... wireless communication systems have resulted in the availability of heterogeneous access networks at any geographic ...to access the Internet, in this article we propose a hybrid ...
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UWB Communication Systems: A Comprehensive Overview - Free Computer, Programming, Mathematics, Technical Books, Lecture Notes and Tutorials
... UWB-MIMO systems using different mod- els for the wireless channels and different modulation schemes is ...of multi- ple transmit and/or receive antennas in a UWB-OFDM system is ...wireless systems ...
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Multi beam coverage and beamforming technology for high altitude platform station communication system
... on communication quality through spatial diversity and increase the reliability of wireless mobile communication ...the multi-beam antenna with beamforming algorithm as the key technology can realize ...
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ANALYSIS OF EFFECTIVENESS OF USING SIMPLE QUEUE WITH PER CONNECTION QUEUE (PCQ) IN THE BANDWIDTH MANAGEMENT (A CASE STUDY AT THE ACADEMY OF INFORMATION MANAGEMENT AND COMPUTER MATARAM (AMIKOM) MATARAM)
... wireless communication systems. The multi- input multi-output (MIMO) technique, which uses multiple antennas, often used to overcome multipath ...cooperative communication ...
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Comparison of medium access control protocols for ultra narrowband communication systems
... with multi channel protocols in a fair manner is a challenging task, because multi channel protocols cannot be converted into single channel ...the multi channel protocol becomes a CR-FDMA ...a ...
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Article Description
... processor-based systems to intensive data communication requiring multi-processing systems to fulfill the real time application ...multiprocessor systems there is a need for developing ...
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Adaptive modulation and rate coding multi carrier code division multiple access technique for 4G mobile communication systems
... When the channel condition is poor meaning low SNR, we decrease the modulation rate in order to increase the reliability. On the other hand, when the SNR is good, we can increase the modulation rate to improve the data ...
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Carrier Frequency Offset Estimation for OFDM Systems Using Time/Frequency-Domain Techniques
... chosen multi-carrier modulation technique for wireless and multimedia communication ...Microwave Access (WiMax) systems and HIPERLAN2 (High Performance Local Area Network) ...mobile ...
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On The Security Of Data Access Control For Multi Authority Cloud Storage Systems
... . Thus, We are well-matched to the key establishment needs of self-motivated peer-to-peer networks as in ad hoc networks. While many of the future GKA protocols are too luxurious to be employed by the inhibited devices ...
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SECURED TRUST COMMUNICATION IN MULTI-AGENT SYSTEMS
... have become more and more popular since traditional network security approaches such as the use of firewall, access control and authorized certification cannot predict agent behavior from a „trust‟ viewpoint. An ...
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Performance of MUTP aided MIMO systems over correlated frequency selective wireless communication channels: a multi cell perspective
... of multi-cell MIMO sys- tems, that significant performance gain can be achieved by grouping adjacent cells and by solving the optimal beam- forming and power splitting problem ...(SISO) systems employed in ...
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Two dimension MDW OCDMA code cross-correlation for reduction of phase induced intensity noise
... systems is done in this paper. 2-D MDW code properties improved the ability to mitigation MAI and maximally suppression of PIIN at the low optimum effective transmitted power. The property of minimum cross- ...
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Advanced multi band modulation technology for underwater communication systems
... submarine communication, underwater communication can also be used in many civil applications such as ocean exploration, undersea rescue, undersea disaster management, offshore oil production, pollution ...
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The Survey on Evolution of Wireless Network Generations
... Voice Communication is only ...Military Communication was used by mobile radio ...Bell Systems launched a system in 1960 called, Improved Mobile Telephone Service ...analog systems were based ...
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Dynamic channel filtering method for multi-mode & multi-service software radio communication systems
... efficient multi-mode & multi-service software radio ...a multi-mode & multi-service software radio receiver, which are inte- grated ETC and PHS, is ...
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ANAPPROACHFOR DISCOVERING INTERESTING PATTERNS IN MULTIDATABASES USING PECULIAR MINING
... from multi-database mining because of their different data ...in multi- databases instead of using the technique in mono-database ...traditional multi-database mining is fascinated with mono-database ...
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Multi-level delegations with trust management in access control systems
... role-based access control (RBAC) has been proven to be a flexible and useful access control for information sharing in distributed collaborative environment [3, 28, ...normal access right ...
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MRT precoding in downlink multi user MIMO systems
... [1]. Multi-user (MU) multiple-input multiple-output (MIMO) systems have the potential of combining the high capacity by MIMO processing with the benefits of space-division multiple access (SDMA) ...
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AH WLANs and WPANs towards 4G Wireless.pdf
... In the future, mobile access to the Internet will be a collection of differ- ent wireless services, often with overlapping areas of coverage. No one tech- nology or service can provide ubiquitous coverage, and it ...
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Analysis of Effectiveness of Communication Overheads in the Parallel Computing System Using Stochastic Colored Petri Nets
... the communication overhead, and using the Closed Product Form Queueing Network (CPFQN) to analyze and evaluate effectiveness of the communication overhead (with changes of the data size, number of ...
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