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wireless
(39289 results)-
Whitepapers
Pilot Based Channel Estimation for MIMO-OFDM Systems
April 1, 2013 12:00am PDT
In this paper to improve the channel estimation accuracy in OFDM system, channel state information is required for signal detection at receiver and its accuracy affects the overall performance of...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Dynamic Bandwidth Allocation in Cloud Computing
April 1, 2013 12:00am PDT
Cloud Computing is a use of computing resources that is delivered as a service over a network. Sharing the data in the cloud depends on the network performance of the data centers. Bandwidth...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Superposition Coding for Energy Efficiency in Opportunistic Multicast Scheduling
April 1, 2013 12:00am PDT
Channel conditions of Mobile Stations (MSs) are time variant and location dependent due to fading and shadowing multiuser diversity effect. Since lot of users independently lacked, within the...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Efficient Searching for File Sharing in Peer to Peer With Repository Function &super Peer
April 1, 2013 12:00am PDT
Optimizing the search based on multi-keyword using Bloom Filter minimizes the traffic cost. Existing scheme gives the optimal setting of Bloom Filter to reduce the search traffic. Search traffic...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
An Asymmetric Approach for Cooperative Caching in Multi Hop Wireless Ad Hoc Networks
April 1, 2013 12:00am PDT
Most previous research in ad hoc networks focused on the developing of dynamic routing protocols that can effectively find routes between two communicating nodes. Although, routing is important...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
A Survey of Cluster-Based Hierarchical Routing Protocols
April 1, 2013 12:00am PDT
Wireless sensor networks consists of small miniaturized Sensor nodes which collect data from their environment and route to a central Base Station. Due to their resource constraint nature, various...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Denial of Service Attacks and Their Countermeasures in WSN
April 1, 2013 12:00am PDT
Wireless sensor network consists of tiny miniaturized motes which gather information about their vicinity and collaborate with each other through wireless link. These motes are mostly deployed in...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Framework to Detect and Prevent Medium Access Control Layer Denial of Service Attacks in WLAN
April 1, 2013 12:00am PDT
Wireless Local Area Networks are susceptible to Denial of Service (DoS) attacks due to the broadcasting media of wireless networks. Management frames that carry the MAC address of the source are...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Voice Call Implementation Using Bluetooth Scatternet
April 1, 2013 12:00am PDT
Almost all cell phones are having Bluetooth capabilities nowadays. A number of usage models such as File transfer, LAN access, Wireless headset, Cordless phone are defined in Bluetooth profile...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Power Aware Location Aided Routing Based on Adaptive Fuzzy Threshold Energy
April 1, 2013 12:00am PDT
In this paper, the Fuzzy Thresholded Power Aware Location Aided Routing (FTPALAR) protocol is proposed. It is an on-demand routing protocol, which considers both location and residual energy of...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Variable Length Syndrome Coding Using AYAA Algorithm for WSNs
April 1, 2013 12:00am PDT
Wireless Sensor Network (WSN) has become one of the most interesting research areas for researchers. The WSN nodes are generally established in hostile environment where recharging or replacing of...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
The Solutions for Packet Reordering in TCP Over Wireless Networks
April 1, 2013 12:00am PDT
Packet Reordering is a phenomenon on the Internet and must be taken into account when considering performance analysis in wireless networks. Due to various characteristics specific to wireless...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Non-Gaussian Noisy Channel Effect on Multi-User IDMA-UWB Communication System
April 1, 2013 12:00am PDT
In this paper, multi-user communication scenario for Ultra Wide Band (UWB) system has been considered. For effective use of spectrum in multi-user communication, a new variant of CDMA scheme known...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
A Novel Superposition Multi Rate Coded Modulation (SMRCM)
April 1, 2013 12:00am PDT
This paper is concerned with the design of a wireless data transmission which provides Un-equal Error Protection (UEP). A novel Superposition Multi Rate Coded Modulation (SMRCM) system has been...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
Energy Efficient Networking Protocols for Wireless Sensor Networks
April 1, 2013 12:00am PDT
A Wireless Sensor Network (WSN) consists of a large number of sensor nodes deployed over a geographical area for monitoring physical phenomena like temperature, humidity, vibrations, seismic...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
An Efficient Location Privacy Using GSP and Flow Deviation Methods in Wireless Sensor Networks
April 1, 2013 12:00am PDT
Location privacy measures need to be developed to prevent the adversary from determining the physical locations of source sensors and sinks. An adversary can easily intercept network traffic due...
Provided by: International Journal of Computer Networks and Wireless Communications (IJCNWC)
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Whitepapers
A Cognitive Digital Home Framework Using Admission Control and Resource Distribution
April 1, 2013 12:00am PDT
The advances in radio design and wireless networking, along with the growth of multimedia home entertainment technologies, is creating the concept of a cognitive digital home requiring spectrum...
Provided by: Creative Commons
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Whitepapers
An Evaluation of Location Privacy in Wireless Sensor Networks
April 1, 2013 12:00am PDT
Due to the open nature of a sensor network, it is relatively easy for an adversary to eavesdrop and trace packet movement in the network in order to capture the receiver physically. After studying...
Provided by: Creative Commons
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Whitepapers
Detection of Mobile Replica Nodes in Wireless Sensor Networks
April 1, 2013 12:00am PDT
In Wireless Sensor Networks (WSN), there are many nodes and they are unattended so an adversary can easily capture and compromise the sensor nodes and take secret key from the nodes then make many...
Provided by: Creative Commons
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Whitepapers
A Survey of Transport Layer Protocols on Reliability in Wireless Sensor Networks
April 1, 2013 12:00am PDT
Generally transport layer is responsible for congestion control and reliable packet delivery. Reliable packet delivery is an essential problem in Wireless Sensor Networks (WSNs). If reliable...
Provided by: Creative Commons
