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Security Enhancement of 4G LTE System Using PGP and Iterative RSA Technique
Security is often vital in knowledge networks; however it's significantly crucial in wireless networks like LTE. One in all the distinctive challenges of fourth-generation technology is the way to shut a security gap through that one compromised or malicious device will jeopardize a whole mobile network due to the open...
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Adaptive Q-Aware Scheduling Algorithm for Multi-Service Flows in 802.16j Networks
The IEEE 802.16j standard defines mobile multi-hop relay wireless cellular networks. Introduction of relays in WiMAX networks pose new challenges along with the advantages of high throughput and improved coverage area. Thus scheduling plays a crucial role in Mobile Multi-hop Relay (MMR) wireless networks. The queue aware scheduling algorithm maximizes...
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Web Based Modified Video Decoding for Mobile Application
Videos are the most useful and only approach to represent audiovisual information. Today, all the communication approaches are working with such kind of media. The problem with such kind of media is its large size. Data is required to be stored in the database or to be transferred over communication...
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A New Linearly Combined Nyquist Pulses for PAPR Reduction in IFDMA
Single Carrier Frequency Division Multiple Access (SC-FDMA) is proposed for uplink transmission of Long Term Evolution Advanced (LTE-A) due to its lower Peak-to-Average Power Ratio (PAPR) compared to Orthogonal Frequency Division Multiple Access (OFDMA). In this paper, a comparison is introduced between its two subcarrier mapping schemes, Localized-FDMA (LFDMA) and...
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An Investigation on Wireless Mobile Network and Wireless LAN (Wi-Fi) for Performance Evaluation
The convergence of wireless mobile technologies and Internet allows compelling possibilities for future applications due to the new advancement, constantly growing and personalized services in the mobile communication. 3G (Third Generation) and Wi-Fi are major wireless technologies that are used by most people today. The two most important phenomena impacting...
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A Distance-Based Predicted Region Policy for Cache Replacement in Mobile Environments
Mobile computing has developed during recent years. Location dependent services are most popular services that the mobile environments support. Data caching is a critical issue that plays an important role in improving these services and system performance. In mobile environments, due to the limited cache size of mobile devices, the...
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Mitigating Serial Hot Spots on Crime Data Using Interpolation Method and Graph Measures
Crime detection is the vital and emerging research field in the real world environment which aims to prevent the number of crimes happening in the world. The nature of crime differs in different places based on location, age, religion, habitual characteristics and so on. Mitigating the serial crimes which are...
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The ever increasing wireless communication research is giving rise to a plethora of new communication techniques. There is also a wide spread increase in the use of existing systems such as mobiles, Wi-Fi, RADARS, space communications, etc. Consequently, the electromagnetic spectrum is getting overcrowded and there is an increase in...
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A Double U-Slots Microstrip Antenna for Triple-Bands Operation
In this paper, a design of double U-slots microstrip antenna with triple bands operation is presented. The antenna geometry is fed with a coaxial line feed technique. The feed is connected between the two arms of U-slots. The two slots are created on patch which is placed on the dielectric...
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Performance Evaluation of MC-CDMA System-A Survey
To meet large demand for system capacity, high data rate and widespread services, the next generation wireless communication systems uses Multi Carrier Code Division Multiple Access (MC-CDMA) as its multiple access scheme. MCCDMA combines the benefits and limitation of both Code Division Multiple Access (CDMA) as well as Orthogonal Frequency...
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