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unified communications
(36213 results)-
Whitepapers
Effect of Four-Wave Mixing on Wdm System and Its Suppression Using Optimum Algorithms
May 1, 2013 12:00am PDT
The phenomenon where an undesirable nonlinear effect gives significantly degraded system performance, and becomes the major drawback for optical communication systems is known as Four wave mixing....
Provided by: Engg Journals Publications
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Whitepapers
Performance Analysis of Hash Encrypted DWT-OFDM and Hash Encrypted FFT-OFDM Systems
May 1, 2013 12:00am PDT
Orthogonal Frequency Division Multiplexing (OFDM), in the recent past is being preferably used in wireless communication because of its high data rate and its unique property of the transmitted...
Provided by: Engg Journals Publications
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Whitepapers
Malwares Detection and Prevention Using Set Theory
May 1, 2013 12:00am PDT
Dependence of electronic devices (viz. Computer, Laptop, Mobile, etc.) is increasing exponentially, so large amount of data and information are stored on electronic devices. These electronic...
Provided by: Engg Journals Publications
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Whitepapers
An Efficient QoS Mechanism for Multicast Routing With ODMRP in Wireless Adhoc Networks
May 1, 2013 12:00am PDT
The wireless usage has increased rapidly and there is a huge shift in users' expectations. Ad hoc networks can provide better features if there is a proper QoS multicasting strategy developed. The...
Provided by: Engg Journals Publications
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Whitepapers
PAPR Reduction in OFDM Using Partial Transmit Sequence (PTS)
May 1, 2013 12:00am PDT
In recent years, OFDM has gained a lot of interest in diverse-digital communication applications. This has been due to its favorable properties like high spectral efficiency and robustness to...
Provided by: Engg Journals Publications
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Whitepapers
Improving Frequent Link Failure Detection in VANET
May 1, 2013 12:00am PDT
VANET technology integrates wireless cellular and ad hoc for seamless connectivity between vehicles. Vehicle Ad-hoc NETworks (VANETs) are systems that allow vehicles to communicate with each...
Provided by: Engg Journals Publications
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Whitepapers
Toward Secure Data Sharing Protocols for Avoiding Global Eavesdropper in WSN
May 1, 2013 12:00am PDT
While transformation of the data between communications system there is need for confidentiality of content and location. In existing work only capable of preserving the content and protection on...
Provided by: Engg Journals Publications
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Whitepapers
Security Vulnerabilities in Web Application - An Attack Perspective
May 1, 2013 12:00am PDT
Security is the essential and important topic in web applications. The choice of communication made the web technology an essential one in the environment. The importance of web application and...
Provided by: Engg Journals Publications
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Whitepapers
Wireless Grid Computing
May 1, 2013 12:00am PDT
Wireless grids extend the capability of grid computing to wireless devices. The number of users using laptops, PDAs, cell phones, and other wireless devices is increasing leading to more networked...
Provided by: Creative Commons
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Whitepapers
The Implementation of Automatic Fire Rescuing and Information System in a Train Using Zigbee and Sensors Networks
May 1, 2013 12:00am PDT
The demand for railway service, have consistently increasing in the last two decades. As a result, more strict safety requirements for railway signaling, control and infrastructure are needed....
Provided by: Creative Commons
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Whitepapers
Zone Divisional Network with Double Cluster Head for Effective Communication in WSN
May 1, 2013 12:00am PDT
Wireless sensor networks have brought a revolution in almost every field of sensing. The flexibility in their use makes them favorite for many applications. The limited batteries constraints have...
Provided by: Creative Commons
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Whitepapers
Communication Model Development Using Test Data for a Given Protocol
May 1, 2013 12:00am PDT
There have been many developments in the field of facilitated model based verification and validation techniques. Most of them have been based upon observing the external behaviour of the system....
Provided by: Creative Commons
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Whitepapers
A Novel Approach for Detection and Prevention of Wormhole Attack in Ad-Hoc Networks
May 1, 2013 12:00am PDT
MANET, due to the nature of wireless transmission, has more security issues compared to wired environments. In this paper, the authors specifically considering tunnelling attack which does not...
Provided by: Creative Commons
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Whitepapers
Emerging Network Technologies That Are Likely to Become Widely Available in the Future
May 1, 2013 12:00am PDT
Emerging Networks technologies play an important role in the day-to-day administration of information technology in communications of different types of private and public networks. The emerging...
Provided by: Creative Commons
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Whitepapers
Mitigating DoS Attack in VPN
May 1, 2013 12:00am PDT
VPN provides confidentiality, integrity and availability through tunneling and encryption. Protocols used in VPN provide various security features but it does not provide any protection against...
Provided by: Creative Commons
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Whitepapers
A New Approach for Providing the Data Security and Secure Data Transfer in Cloud Computing
May 1, 2013 12:00am PDT
Cloud computing is a emerging paradigm of computing in IT because of its performance, low cost, availability, accessibility, economy of scale, on-demand and other luxuries. Data is the most...
Provided by: Creative Commons
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Whitepapers
Reduction of Greedy Forwarding Using Overlay Multicasting in Mobile Ad Hoc Networks
May 1, 2013 12:00am PDT
Mobile Ad-hoc NETwork (MANET) is a self configuring network composed of mobile nodes without any fixed infrastructure. Group communications are important in Mobile Ad hoc NETworks (MANET)....
Provided by: Creative Commons
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Whitepapers
STEGCRYP: A Multilevel Information Security Shceme
May 1, 2013 12:00am PDT
In this paper, Cryptography and Steganography techniques are combined to enhance the security level of data communication over an unsafe distributed network. The standard LSB (Least Significant...
Provided by: International Journal of Emerging Technology and Advanced Engineering (IJETAE)
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Whitepapers
Adaptive Channel Estimation Technique for MIMO-OFDM
May 1, 2013 12:00am PDT
A Multiple-Input Multiple-Output (MIMO) communication system combined with the Orthogonal Frequency Division Multiplexing (OFDM) modulation technique can achieve reliable high data rate...
Provided by: International Journal of Emerging Technology and Advanced Engineering (IJETAE)
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Whitepapers
A Study on Biometric Recognition in Embedding Web Browers in 3G Mobile Phone Applications
May 1, 2013 12:00am PDT
The novel mobile-phone employs an modular architecture to capture and send the biometric to the web server based on the use of an embedded web browser. Investigating the technologies for embedded...
Provided by: International Journal of Emerging Technology and Advanced Engineering (IJETAE)
