IOSR Journal of Engineering

Displaying 201-240 of 498 results

  • White Papers // Dec 2012

    Cloud Deployment Model and Cost Analysis in Multicloud

    Cloud computing is a revolution in the way it offers computational capability. The information technology organizations do not need to oversize the infrastructure anymore, potentially reducing the cost of deploying a service. The two main objective of this paper is to study a cloud deployment model which involves user, broker,...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Gain Enhancement of Circular Microstrip Patch Antenna Using Dual-FSS Superstrate Layer for ISM Band

    In this paper, an effort is made to optimize the gain to show better performance analysis on the basis of design and simulation results by implementing FSS structured superstrate layer with circular microstrip patch antenna at operating frequency of 5.8 GHz for ISM Band applications. In this proposed antenna, co-axial...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Performance Improvement of OFDM Using Subcarrier Frequency Diversity

    Orthogonal Frequency-Division Multiplexing (OFDM) uses a large number of closely spaced orthogonal sub-carrier signals to carry data. The orthogonality allows for efficient modulator and demodulator implementation using the Fast Fourier Transforms (FFT) algorithm on the receiver side, and inverse FFT on the sender side. The primary advantage of OFDM over...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Design and Implementation Based on Amba4.0 of Apb Bridge

    ARM introduced the Advanced Microcontroller Bus Architecture (AMBA) 4.0 specifications which includes Advanced eXtensiable Interface (AXI) 4.0. AMBA bus protocol has become the de facto standard SoC bus. That means more and more existing IPs must be able to communicate with AMBA4.0 bus. Based on AMBA 4.0 bus, the authors...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Data Mining Approach Using Apriori Algorithm: The Review

    In computer science and data mining, Apriori is a classic algorithm for learning association rules. Apriori is designed to operate on databases containing transactions. As is common in association rule mining, given a set of itemsets, the algorithm attempts to find subsets which are common to at least a minimum...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Software Redefined Communication System

    Beginning with practical difficulties in teaching communication systems in class room, this paper describes a set of innovative experimental demonstrations developed using SDR. Communication engineering is one of the interesting, at the same time difficult subject to learn if the concept is not clear or well explained. Normal practice is...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Radix4 Configurable Booth Multiplier for Low Power and High Speed Applications

    Portable multimedia and Digital Signal Processing (DSP) systems, which typically require flexible processing ability, low power consumption, and short design cycle, have become increasingly popular over the past few years. Many multimedia and DSP applications are highly multiplication intensive so that the performance and power consumption of these systems are...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Design and Fabrication of 456 MHz Bandpass Filter

    Bandpass filter is a passive component which is able to select signals inside a specific bandwidth at a certain center frequency and reject signals in another frequency region, especially in frequency regions, which have the potential to interfere the information signals. A bandpass filter must be used in transmitter and...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    The Performance of Saturated Packet Queue System on Broadband PLC Network

    The latest development of Broadband Power Line Communication Network may offer a platform for synchrophasor-sensor network in power distribution networks to establish a smart grid. Random data traffic passing through the slave-station of synchrophasor-sensor network can be viewed as packet entering of a queue. Since the length of queue is...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    A Design of RF - Based Programmable Frequency Divider for IEEE 802.11a Wireless Access

    Frequency being a parameter of the electronic signal give the researchers, a wide scope to improve & standardize the electronics & telecommunication system in the most productive & efficient way. As the telecommunication system is flourishing, it uses frequency as one of the most important parameter for its development. In...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Design and Implementation of FPGA Based Low Power Digital FIR Filter

    Finite Impulse Response (FIR) filters are widely used in various DSP applications. The low-power or low-area techniques developed specifically for digital filters can be found in. Many applications in digital communication (channel equalization and frequency channelization), speech processing (adaptive noise cancelation), seismic signal processing (noise elimination), and several other areas...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Application of Computational Intelligence Paradigm in the Probabilistic Routing for Intermittently Connected Network.

    In this project an approach is being made to use Fuzzy Logic (a computational intelligence paradigm) in the Probabilistic routing protocol for intermittently connected network: delay tolerant network. Communication between two mobile nodes in an infrastructure less network is possible if they are within the wireless communication range. Delay Tolerant...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    A Review on Snoop with Rerouting in Wired Cum Wireless Networks

    TCP (Transmission Control Protocol) has been performing well over the traditional wired networks. However it cannot react efficiently in wireless network where packet losses occur mostly because of congestion and wired cum wireless networks where the significant packet losses are due to bit errors or handoffs. In order to evaluate...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Design and Construction of a Mobile Security Surveillance System with Wireless Data Transmission

    The microcontroller based portable image acquisition and wireless data transmission is a security surveillance device. This can be used in monitoring of an area for effective image capturing and image data transmission. It combines the effectual hardware and software components and brings an output through blinking bulb and there is...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Evaluating and Modeling Proactive Routing Protocols with Route Stabilities Using 802.11 DCF and 802.11e EDCF

    This paper contributes modeling links and route stabilities in three diverse wireless routing protocols. For this purpose, the authors select three extensively utilized proactive protocols; Destination-Sequenced Distance Vector (DSDV), Optimized Link State Routing (OLSR) and Fish-eye State Routing (FSR). They also enhance the performance of these protocols by modifying their...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Capital Market and the Development of the Small and Medium - Scale Enterprises in Nigeria

    This paper looked at the need to incorporate the Small and Medium Scale Enterprises (SMEs) into the capital market in Nigeria as a means of raising capital for their operations. The findings of the paper found that the growth in the transactions of the quoted companies has been fluctuating over...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    A Novel Technique in stegnanalysis using S-DES and Back propagation Algorithm

    In this paper, the authors propose a new algorithm by improving and combining S-DES and back propagation in neural networks to identify the stego image in mails. Back propogation is ideal for simple pattern recognition and mapping tasks. This new algorithm checks the mail inbox for JPEG files. As the...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Study of Webcrawler: Implementation of Efficient and Fast Crawler

    A focused crawler is a web crawler that attempts to download only web pages that are relevant to a pre-defined topic or set of topics. Focused crawling also assumes that some labeled examples of relevant and not relevant pages are available. The topic can be represent by a set of...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Control of Binary Input Systems

    Now-a-days many systems are controlled by items of commutation, mainly in powers electronics and hydraulic. This Boolean input system has increased in the electric industry. Power supply includes such system and there is represented by power converter. The goal of this paper is to propose a methodology to design a...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Factors affect on Requirement Prioritization

    Software engineering research is yet in its early stages hence it needs evaluation. So, software engineers think about experimental research and try to adopt analytical approaches to validate results like in other sciences. It should be asserting that requirement engineering process is to use requirements prioritization. The use of requirements...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Tree-Based Parity Check for an Optimal Data Hiding Scheme

    Reducing distortion between the cover object and the stego object is an important issue for steganography. The tree-based parity check method is very efficient for hiding a message on image data due to its simplicity. Based on this approach, the authors propose a majority vote strategy that results in least...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Implementation of Embedded Web Server with Light weight TCP/IP on Mini 2440

    In this paper, the authors analyses the Light-weight TCP/IP stack and gives the detailed processing of every layer first, then selecting the hardware platform as Samsung Mini2440 and the software platform as RT-Thread, porting of LwIP is done based on them. Then a thin web server is designed and stored...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Abstract Syntax Tree Based Clone Detection for Java Projects

    A large amount of unavoidable money is spent on the maintenance of any existing software systems. Software maintenance cost is generally higher than the development cost therefore reducing maintenance cost is a necessary task of today's software industries. Software system includes similar bugs at different places which makes system inefficient...

    Provided By IOSR Journal of Engineering

  • White Papers // Nov 2012

    Secure Outsourcing of Linear Optimization in Cloud Computing

    Cloud computing has become a reality which is capable of enabling general public and organizations to make use of huge computational resources without capital investment in pay per use fashion. This new paradigm allows customers who have no much computational resources to outsource their expensive computational workloads to cloud and...

    Provided By IOSR Journal of Engineering

  • White Papers // Nov 2012

    Design and Implementation of Mobile Learning using 3G Technology

    Mobile learning is new. It is currently difficult to define, conceptualize and discuss. It could perhaps be a wholly new and distinct educational format, needing to set its own standards and expectations. Mobile learning has becomes another very important complement to the traditional ways of learning after digital learning. The...

    Provided By IOSR Journal of Engineering

  • White Papers // Nov 2012

    MMSE-V-BLAST Optimal-Ordering In Different Channels

    The Bell Labs lAyered Space-Time (BLAST) algorithm is simple, and hence, a popular choice for a Multiple-Input-Multiple-Output (MIMO) receiver. Because of the difficulties that arise due to the optimal ordering in terms of BER, while considering real analytical evaluations, the one and only solution is by introducing OSIC schemes to...

    Provided By IOSR Journal of Engineering

  • White Papers // Nov 2012

    Data Clustering with Leaders and Subleaders Algorithm

    In this paper, an efficient hierarchical clustering algorithm, suitable for large data sets is proposed for effective clustering and prototype selection for pattern classification. It is another simple and efficient technique which uses incremental clustering principles to generate a hierarchical structure for finding the subgroups/subclusters within each cluster. As an...

    Provided By IOSR Journal of Engineering

  • White Papers // Nov 2012

    Survey of Related Technologies for Improved Spectrum Efficiency

    The most noted effect of rapid growth in wireless networks in recent years has been the issues of spectrum usage and management because of its importance in wireless communication as the medium of data transmission. Efficient utilization of spectrum has been the major concerns in spectrum management over recent years...

    Provided By IOSR Journal of Engineering

  • White Papers // Nov 2012

    Cloud Computing and ACPI: An Approach to Implement Better Energy Management Towards Green IT

    Cloud computing has proved to be a major breakthrough in terms of green computing. Cloud computing is one of the few technologies which offers the possibility of reducing energy consumption and carbon releases with almost negligible disturbance to business activities. The positives of this technology in terms of servicing and...

    Provided By IOSR Journal of Engineering

  • White Papers // Nov 2012

    A Study of Diverse Wireless Network

    Wireless network refers to any type of computer network that is not connected by cables of any kind. It is a method by which homes, telecommunications networks and enterprise installations avoid the costly process of introducing cables into a building, or as a connection between various equipment locations. This paper...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    A Service-Oriented Architecture based Global Positioning System

    The Global Positioning System (GPS) is a space-based satellite navigation system that provides location and time information, anywhere on or near the Earth. The GPS provides critical capabilities to military, civil and commercial users around the world. This paper present a Service Oriented Architecture (SOA) based Global Positioning System (GPS)....

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    Hardware/Software Co-Simulation of BPSK Modulator Using Xilinx System Generator

    In this paper, the authors present a theoretical background overview of the digital communication systems and the BPSK modulation. The BPSK modulation represents an important modulation technique in terms of signal power. The BPSK system is simulated using Mat lab/ Simulink environment and system generator, a tool from Xilinx used...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    Vehicle Obstacles Avoidance Using Vehicle-To Infrastructure Communication

    VANET is a technology where vehicles are considered as mobile nodes to create a mobile network. In the existing model, vehicle obstructs the communication between other vehicles will not be considered as an obstacle. Due to existing model the impact on the LOS (Line Of Sight) obstruction, received signal power,...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    To Study the Characteristics of Low Base Station Antenna in Respect of Propagation Loss

    The environment between the transmitter and receiver in a wireless communication system has a significant effect on the performance and to maintain quality of service of the system. Propagation loss is an important element which must be kept within predefined range in order to get expected performance of the system....

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    A Novel Octagonal UWB Antenna for Cognitive Radio

    This paper presents about a new antenna design of ultra wide band antenna for cognitive radio wireless communication. This antenna consists of an irregular octagon (polygon with 8 sides) aperture on a printed circuit board; ground plane. This antenna was simulated in ADS (Advanced Design System) Momentum. The feeding point...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    A Dynamic Network Reconstruction Approach Using ACO

    Energy efficiency and reliability are always the main concern in wireless sensor networks. In a sensor network the nodes are present with limited energy and with each transmission they loss some energy. It is required to minimize the rerouting to save the energy loss. The authors proposed an algorithm to...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    A Review on Substrate Integrated Waveguide and Its Microstrip Interconnect

    Substrate Integrated Waveguides (SIW) are used for transmission of Electromagnetic waves. They are planar structures belonging to the family of Substrate Integrated Circuits. Because of their planar nature, they can be fabricated on planar circuits like Printed Circuit Boards (PCB) and can be integrated with other planar transmission lines like...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    To Study the Effect of Center Frequency and Bandwidth on Quality Factor of Microstrip Interdigital Bandpass Filter

    Bandpass filter is a device that can be used in both transmitter and receiver in several communication systems, such as mobile phones, terrestrial network, satellite communication and many other applications. In this paper inter-digital bandpass filter with under coupled quarter wavelength resonator is proposed. In this paper, the authors studied...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    Multiband Microstrip Patch Antenna for Microwave Applications

    In this paper, the authors present a fractal shape slot based patch antenna for multiband operations. The fractal shape slot is designed on the rectangular patch and the antenna is fed through a microstrip line. The proposed design and feeding technique allows the antenna to operate at multiple frequencies in...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    Secure Surveillance Using Virtual Intelligent Agent With Dominating Influence

    As it is known embedded system is a special-purpose computer system designed to perform a dedicated function. As a spice the authors also included robotics domain and achieved this project successfully. In this project, an automation surveillance system is achieved using PIR sensor which detects the human. Also the robot...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Performance Analysis of PM: Direction of Arrival Estimation Algorithm for Smart Antenna System

    This paper presents analysis of simulation results for Direction of arrival estimation for smart antenna system using non Eigen value decomposition based algorithm. Direction Of Arrival (DOA) estimation in smart antenna for identifying the directions of the desired signals and the null steering beamformer to adapts the antenna pattern to...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Study of Arm Based Temperature Measurement and Control System Using CPLD

    In this paper a temperature measurement and control system is proposed using ARM processor S3C2440 as a controlling device. This system uses LM35D sensor and its related peripherals for temperature measurement. This temperature is filtered and transmitted to the ADC MCP3201. ARM and CPLD are used for processing and controlling...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Viterbi Algorithm for Error Detection and Correction

    In the present world, communication has got many applications such as telephonic conversations in which the messages are encoded into the communication channel and then decoding it at the receiver end. During the transfer of message, the data might get corrupted due to lots of disturbances in the communication channel....

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Zigbee Based Sensor Networks for Temperature Monitoring and Controlling

    In Now-a-days, the people have many different types of emergencies in the indoor environment. Response to such emergencies is critical in order to protect resources including human life and to save property from damage. There is need to develop wireless sensor network for temperature controlling. In this paper, the authors...

    Provided By IOSR Journal of Engineering

  • White Papers // Jun 2012

    The Suggested Correlation Formula Between (HPF) and (OPMUF) Parameters Over Middle East Region

    In this paper, a study of the behavior and correlation between High Possible Frequency (HPF) and Optimum Maximum Usable Frequency (OPMUF) parameters for the communication links distributed over Middle East Region were made. A mutual correlation equation between the two parameters has been suggested. The analytical test of the monthly...

    Provided By IOSR Journal of Engineering

  • White Papers // Jun 2012

    A Qos Based Mac Protocol for Wireless Multimedia Sensor Network

    Wireless Multimedia Sensor Networks (WMSNs) have emerged and shifted the focus from the typical scalar wireless sensor networks to networks with multimedia devices that are capable to retrieve video, audio, images, as well as scalar sensor data. WMSNs are able to deliver multimedia content due to the availability of inexpensive...

    Provided By IOSR Journal of Engineering

  • White Papers // Jun 2012

    Design and Implementation of Fpga Based High Performance Instruction List (IL) Processor

    Programmable Logic Controller (PLC) is a device that allows an Electro-Mechanical engineer to automate his mechanical process in an efficient manner. PLC is a typical Microprocessor or Micro-Controller based system with its dedicated operating system to interpret the control specification, scan inputs and accordingly activate the final control elements. As...

    Provided By IOSR Journal of Engineering

  • White Papers // Jun 2012

    Comparative Study of High Performance Braun's Multiplier Using FPGAs

    Multiplication is one of the essential operations in Digital Signal Processing (DSP) applications like Fast Fourier Transform (FFT), Digital filters etc. With the advancements in technology, research is still going on to design a multiplier that consumes less power or has high speed or occupies less area or a combination...

    Provided By IOSR Journal of Engineering

  • White Papers // Jun 2012

    Developed Java Software for Switching Secured Short Message Service (SMS)

    In this paper, the authors implement a software based SMS switching system using GLOBACOM and MTN as network carriers. JAVA programming language with focus on socket programming will be used for the software development. The application client, which is the portion that runs on the mobile phone, uses Java macro...

    Provided By IOSR Journal of Engineering

  • White Papers // Jun 2012

    Analysis of Mobile Telecommunication Development and Operational Practices Vis-?-Vis 4G Wireless Technology

    4G is a brand name for the Fourth Generation of the cellular wireless standards. Over the years, Nigerian telecommunication firms have been in operation with predecessor generation standards (such as 2G and 3G). The design principle of each of these cellular wireless standards follow the same principle, where the information...

    Provided By IOSR Journal of Engineering

  • White Papers // Jun 2012

    Wireless Data Logging and Supervisory Control of Process Using Lab View

    Wireless data acquisition, data logging and supervisory control are the basic building blocks of plant automation. In this paper plant consisting of multiple boilers where multiple process variables of the boilers need to be acquired from the field is considered and analyzed. The data of the process variables needs to...

    Provided By IOSR Journal of Engineering

  • White Papers // Jun 2012

    Design of a Control Logic in a Dynamic Reconfigurable System

    this paper, the authors propose an architecture for controlling Dynamic Reconfigurable systems. The processor instructions when compiled one by one produces very high delay overhead. If these instructions are converted into a combinational logic then the overhead can be reduced thereby making the system an efficient one. This paper presents...

    Provided By IOSR Journal of Engineering

  • White Papers // Jun 2012

    VHDL Implementation of 8-Bit ALU

    In this paper VHDL implementation of 8-bit Arithmetic Logic Unit (ALU) is presented. The design was implemented using VHDL Xilinx Synthesis tool ISE 13.1 and targeted for Spartan device. ALU was designed to perform arithmetic operations such as addition and subtraction using 8-bit fast adder, logical operations such as AND,...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    Study of ICI Cancellation Techniques in OFDM

    OFDM (Orthogonal Frequency Division Multiplexing) is a well known technique in 4G Broadband wireless communication systems. OFDM has high spectral efficiency but it suffers from frequency offset problem due to the difference between transmitter and receiver local oscillator frequencies which causes loss of orthogonality between subcarriers leading to ICI. This...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    Fingerprint Based ATM Security by Using ARM7

    The purpose of this paper is to increase the security that customer use the ATM machine. Once user's bank card is lost and the password is stolen, the criminal will draw all cash in the shortest time, which will bring enormous financial losses to customer, so to rectify this problem...

    Provided By IOSR Journal of Engineering

  • White Papers // Oct 2012

    High Speed Data Acquisition System With Ethernet Interface

    This paper introduces a high speed data acquisition system based on a Field Programmable Gate Array (FPGA). The aim is to develop a "Distributed" data acquisition interface. The development of instruments such as personal computers and engineering workstations based on "Standard" platforms is the motivation behind this effort. Using standard...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2013

    Implementation of Tree Based Itinerary Design (TBID) Algorithm Over Wireless Sensor Networks by Using Mobile Agent

    In many sensor network applications viz., environmental monitoring, spatial exploration and battlefield surveillance, sensed data is aggregated and transmitted to the sinks for analysis. Thus, in-network data aggregation becomes an important technique in wireless sensor networks and has been well studied in recent years. In general, any sensory network suffers...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2013

    Performance Improvement Techniques for Customized Data Warehouse

    In this paper, the authors present performance improvement techniques for data retrieval from customized data warehouses for efficient querying and On-Line Analytical Processing (OLAP) in relation to efficient database and memory management. Different database management techniques, e.g. indexing, partitioning, etc. play vital role in efficient memory management. A comparison of...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2013

    A Novel Approach for Event Monitoring In Wsn Using Sleep Scheduling

    A broadcasting delay is an important problem for the application of the critical event monitoring in wireless sensor networks. To prolong the network lifetime some of the sleep scheduling methods are always employed in WSNs it results in a significant broadcasting delay. A novel sleep scheduling method to be proposed...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2013

    Virtual Energy Based Encryption & Keying on Wireless Sensor Network

    Since the secure communication for Wireless Sensor Network (WSNs) is a challenging problem because sensors are resources limited and cost is the most dominant factor in a energy consumption, for this the authors introduce an energy-efficient Virtual Energy-Based Encryption and Keying (VEBEK) scheme for WSNs that reduces the number of...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2013

    Comprehensive Evaluation of AODV, DSR, GRP, OLSR and TORA Routing Protocols With Varying Number of Nodes and Traffic Applications Over MANETs

    Wireless Technology is at its peak when they talk about research and innovation. This field has become a hub of invention of new theories and structures. Mobile Ad-hoc Network is a special point of focus for the researchers. MANET is a collection of wireless mobile nodes which forms a dynamic...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2013

    Enhancement in Elimination of Security Threads using Trusted Proactive Routing

    Ad hoc networks have been used in many applications which mandate a dynamic setup in the absence of fixed infrastructure. The design of ad hoc network has been mainly focuses on proper operation. It is possible that eventually a malicious node becomes easy to deploy in ad hoc n/w and...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Attack Determination and its Security Analysis for Personal Communication in VoIP Networks

    Voice over Internet Protocol (VoIP) is a technology that enables one to make and receive calls through the Internet instead of using the traditional analog PSTN (Public Switched Telephone Network) lines. Gtalk and Skype are frequently used for this purpose, which is a third party. So, the authors are utilizing...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Time Based Location Management Using CACHE Scheme for Mobile Environment

    Location management refers to the problem of updating and searching the current locations of mobile nodes in a wireless network. The location administration basically is performed by using two registers, HLR (Home Location Register) and VLR (Visitor Location Register). The current location information has to be maintained efficiently in location...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    A Secure Code Based Cloud Storage System Using Proxy Re-Encryption Scheme in Cloud Computing

    Cloud computing is a model for enabling convenient, on demand network access to a shared pool of computing resources. The cloud storage system consists of a collection of storage servers and key servers. Storing data in a third party cloud system causes serious concern on data confidentiality, so a user...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Intrusion Detection of Masquerading Attacks & Secure Authentication in Cloud

    This paper proposed for a new authenticated access control scheme for securing data in cloud system. In this scheme cloud system verifies the authenticity of user and provides access control only to applicable user to decrypt the stored data. The scheme prevents replay attacks and supports creation, modification, and reading...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Fully Homomorphic Encryption Equating to Cloud Security: An Approach

    As the data storage challenge continues to grow for insurers and everyone else, one of the obvious solutions is cloud technology. Storing data on remote servers rather than in-house is definitely a money-saver, but in insurance circles, the worry has been that having critical data reside outside the physical and...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    A Comparison for Secured Transmission of Packets in Wireless LAN Using AES and ECC

    Wireless Local Area Network (WLAN) has increased rapidly, providing flexibility and mobility to the device users. This made the technology popular amongst a wide range of users in the universe. But one of the common problems the authors are overcoming is fragment loss. So far they were following a scheme...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Analysis and Evaluation of Probabilistic Routing Protocol for Intermittently Connected Network

    Intermittently connected network often referred to as Delay/Disruption Tolerant Network which is an infrastructure less network suffers from intermittent connection i.e. a connected path from the source to the destination may be absent or a given destination may not be reachable at the moment a message is sent. As a...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Secure Massive Data Storage With Consistency And Route Control On The Cloud

    As the advent of computer has thrown light to the storage of massive data in small spaces the resources has been reduced broadly. Cloud computing in recent times has become a trend among organization to store data and retrieve it on-the-go around the globe. With this the data storage devices...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Distributed RK- Secure Sum Protocol for Privacy Preserving

    Secure multi party computation allows several parties to compute some function of their inputs without disclosing the actual input to one another. Secure sum computation is an easily understood example and the component of the various secure multi party computation solutions. Secure sum computation allows parties to compute the sum...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Detection of Routing Misbehavior in MANET Using Improved 2ACK

    A Mobile Ad-hoc NETwork consists of individual mobile nodes communicating via wireless link. The node which refuses to share their own resources but gets benefit from other nodes, are called selfish or misbehaving nodes. The nodes in MANET are mobile with changing topologies. Performance of network may get affected due...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    A Comprehensive Study on Tracking VoIP Caller

    Session Initiation Protocol (SIP) is most extensively usable VoIP protocol which works on application layer. It uses Transmission Control Protocol or User Datagram Protocol which further uses Internetworking Protocol for establishing VoIP communication. None of these protocols including SIP provides absolute location information which provides caller's location in latitude and...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Artificial Routing Protocol for Cut Detection of Cut Vertices

    A Wireless Sensor Network can break into a number of disconnected paths due to failure of some of the nodes known as cut vertices. In this paper, the authors propose an efficient algorithm to detect vertices. The neighbor node gets failure intimation from the cut vertex so that the information...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    A Review of Bot Protection Using CAPTCHA for Web Security

    Today several daily activities such as communication, education, E-commerce, Entertainment and tasks are carried out by using the internet. To perform such web activities users have to register regarding the websites. In registering websites, some intruders write malicious programs that waste the website resources by making automatic false enrolments that...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    A Secure Data Distribution Assessment for Virtual Storage Systems Using JAR File Authentication

    Cloud computing has the great potential to dramatically change the landscape of the current IT industry. Cloud services are provided based on user request. In cloud environment user's data are usually processed remotely in unknown machines that users do not own or operate. Control of user's data is reduced on...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Arising Issues In Wireless Sensor Networks: Current Proposals and Future Developments

    Sensor Networks have been heralded as one of 21 most enabling technologies for 21st century by Business Week. In recent times wireless sensor networks have received significant attention from researchers due to its unlimited potential. However despite all this effort at providing improved services in these areas, issues still remain...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Defending Sybil Attack Using Associate Membership Method in Distributed P2P Network

    The Peer-to-peer networks popularity is increasing day by day for its resource allocation system like file sharing, Skype etc .The system is extremely fast because of its fully decentralized nature. Although this is efficient system but this system's security is vulnerable and can be attacked anytime by attackers. This paper...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    An Enhanced Security Scheme for Wireless Sensor Network Using Mobile Sink Server

    Wireless sensor networks consisting of a large number of low powers, low cost sensor node that communicate wirelessly. Such sensor networks can be used in wide range of applications such as military sensing and tracking, health monitoring etc, when the sensing field is too far from the station, transmitting data...

    Provided By IOSR Journal of Engineering

  • White Papers // Feb 2013

    Efficient Optimization of Multiple SPARQL Queries

    A W3C standard for processing RDF data is a SPARQL query language, a technique that is used to encode data in meaningful manner. The authors investigate the foundations of SPARQL query optimization by grouping into individual clusters using common substructures in the multiple SPARQL queries, propose a comprehensive set of...

    Provided By IOSR Journal of Engineering