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Menoufia University
(23 results)-
White Papers
Optical Add Drop Multiplexers With UW-DWDM Technique in Metro Optical Access Communication Networks
April 1, 2011, 12:00am PDT
In the present paper, Optical Add Drop Multiplexers (OADMs) with Ultra Wide Dense Wavelength Division (UW-DWDM) Multiplexing technique in metro optical communication networks have been modeled and...
Provided by Menoufia University
-
White Papers
Fractal Antenna for Passive UHF RFID Applications
July 22, 2009, 12:00am PDT
This paper addresses the design of fractal antennas placed onto dielectric object in the UHF RFID band and introduces a tag antenna configuration of simple geometry having impedance tuning...
Provided by Menoufia University
-
White Papers
Applications of Arrayed Waveguide Grating (AWG) in Passive Optical Networks
June 2, 2009, 12:00am PDT
In the present paper, authors have investigated two characteristics of three different waveguides employed in Arrayed Waveguide Grating (AWG) in Passive Optical Networks (PON) where rates of...
Provided by Menoufia University
-
White Papers
A Secure Nominative Proxy Signature Scheme for Distributed Shared Object Systems
May 20, 2010, 12:00am PDT
Digital signature scheme is an important research topic in cryptography. An ordinary digital signature scheme allows a signer to create signatures of documents and the generated signatures can be...
Provided by Menoufia University
-
White Papers
Transmission Techniques for Ultra Dense Wavelength Division Multiplexing by Using Two Optical Amplifiers in Nonlinear Optical Networks
September 25, 2010, 12:00am PDT
In the present paper, the problem amplification techniques of Ultra Dense Wavelength Division Multiplexing (UDWDM) in nonlinear optical networks are investigated through five transmission...
Provided by Menoufia University
-
White Papers
High Transmission Bit Rate of a Thermal Arrayed Waveguide Grating (AWG) Module in Passive Optical Networks
May 1, 2009, 12:00am PDT
In the present paper, high transmission bit rate of a thermal Arrayed Waveguide Grating (AWG) which is composed of LIthium Niobate (LiNbO3)/PolyMethyl Metha Acrylate (PMMA) hybrid materials on a...
Provided by Menoufia University
-
White Papers
Genetic Programming Framework for Fingerprint Matching
December 3, 2009, 12:00am PST
Fingerprint matching depends on the comparison of the characteristic of local ridges and their relationships. Widely used local ridge's characteristics, called minutiae in automatic fingerprint...
Provided by Menoufia University
-
White Papers
Early Registration: Criterion to Improve Communication-Inter Agents in Mobile-IP Protocol
December 25, 2010, 12:00am PST
In IETF RFC 2002, Mobile-IP was developed to enable Laptobs to maintain Internet connectivity while moving between subnets. However, the packet loss that comes from switching subnets arises...
Provided by Menoufia University
-
White Papers
Congestion Control for Internet Media Traffic
June 13, 2009, 12:00am PDT
In this paper the authors investigated a number of the Internet congestion control algorithms that has been developed in the last few years. It was obviously found that many of these algorithms...
Provided by Menoufia University
-
White Papers
Low Loss a Thermal Arrayed Waveguide Grating (AWG) Module for Passive and Active Optical Network Applications
August 1, 2009, 12:00am PDT
In the present paper, the authors have investigated parametrically and numerically the low loss a thermal Arrayed Waveguide Grating (AWG) which is composed of Lithium Niobate...
Provided by Menoufia University
-
White Papers
Chaotic Maps: A Tool to Enhance the Performance of OFDM Systems
August 1, 2009, 12:00am PDT
This paper presents a chaotic interleaving approach for efficient data transmission with Orthogonal Frequency Division Multiplexing (OFDM) over fading channels. The binary data is interleaved with...
Provided by Menoufia University
-
Whitepapers
Recent Advances of Wide Band Magneto-Optical Modulators in Advanced High Speed Optical Communications Systems
April 1, 2012, 12:00am PDT
The technology involves a new type of compact device based on magneto-optics in a fiber micro modulator. This type of modulator allows the user to inter manipulate and control the propagation of...
Provided by Menoufia University
-
Whitepapers
High Performance Photonic Devices for Multiplexing/Demultiplexing Applications in Multi Band Operating Regions
March 1, 2012, 12:00am PST
The increase on the demand of these services, related to the deregulation processes in USA and Europe in the telecommunications sector, has motivated the need of telecommunication transport...
Provided by Menoufia University
-
Whitepapers
Query Processing Performance on Encrypted Databases by Using the REA Algorithm
September 1, 2012, 12:00am PDT
Encryption in database systems is an important topic for research, as secure and efficient algorithms are needed that provide the ability to query over encrypted database and allow optimized...
Provided by Menoufia University
-
Whitepapers
Transmission Performance Analysis of Digital Wire and Wireless Optical Links in Local and Wide Areas Optical Networks
August 7, 2009, 12:00am PDT
In the present paper, the transmission performance analysis of digital wire and wireless optical links in local and wide areas optical networks have been modeled and parametrically investigated...
Provided by Menoufia University
-
Whitepapers
Integrated Ontology for Agricultural Domain
September 1, 2012, 12:00am PDT
Ontologies provide a shared and common understanding of a domain that can be communicated between people and across application systems. An ontology for a certain domain can be created from...
Provided by Menoufia University
-
Whitepapers
Security Analysis of Reverse Encryption Algorithm for Databases
March 1, 2013, 12:00am PST
Encryption provides strong security for databases. To develop a database encryption strategy, many factors must be taken into consideration. Organizations must balance between the requirement for...
Provided by Menoufia University
-
Whitepapers
Simulation of Cognitive Radio System Applying Different Wireless Channel Models
March 1, 2013, 12:00am PST
Cognitive radio is an emerging technology, which aims to upgrade the spectrum utilization by allowing the secondary users to operate at the spectrum bands vacated by the primary users. A cognitive...
Provided by Menoufia University
-
White Papers
Rapid Progress of a Thermal Arrayed Waveguide Grating Module for Dense Wavelength Division Multiplexing Applications
August 7, 2011, 12:00am PDT
The performance of Wavelength Division Multiplexing (WDM) optical networks greatly depends on the spectral characteristics of their components. One key component of WDM networks is the Arrayed...
Provided by Menoufia University
-
White Papers
Spectral Sensitivity Coefficients of the Based Materials for a Thermal Arrayed Waveguide Grating (AWG) in WDM Optical Access Networks
August 5, 2009, 12:00am PDT
In a paper, the authors have investigated and analyzed the basic mathematical model equations of the three fabrication materials based conventional and a thermal arrayed waveguide grating in local...
Provided by Menoufia University
-
White Papers
Transmission Characteristics of Radio Over Fiber (ROF) Millimeter Wave Systems in Local Area Optical Communication Networks
May 1, 2011, 12:00am PDT
In the present paper, the authors have proposed Radio Over Fiber (ROF) technology which allows Radio Frequency (RF) transmission directly over the optical fiber has attracted much attention due to...
Provided by Menoufia University
-
White Papers
Upgrading Efficiency and Improvement of the Performance of Broadband Wireless Optical Access Communication Networks
August 1, 2011, 12:00am PDT
It is commonly agreed that the next generation of wireless optical communication systems, usually referred to as fourth generation systems, will not be based on a single access technique but it...
Provided by Menoufia University
-
White Papers
Performance Evaluation of WiMAX System Using Convolutional Product Code (CPC)
November 26, 2008, 12:00am PST
The WIMAX technology based on air interface standard 802-16 wireless MAN is configured in the same way as a traditional cellular network with base stations using point to multipoint architecture...
Provided by Menoufia University
-
Whitepapers
Simulation of Cognitive Radio System Applying Different Wireless Channel Models
March 1, 2013, 12:00am PST
Cognitive radio is an emerging technology, which aims to upgrade the spectrum utilization by allowing the secondary users to operate at the spectrum bands vacated by the primary users. A cognitive...
Provided by Menoufia University
-
Whitepapers
Security Analysis of Reverse Encryption Algorithm for Databases
March 1, 2013, 12:00am PST
Encryption provides strong security for databases. To develop a database encryption strategy, many factors must be taken into consideration. Organizations must balance between the requirement for...
Provided by Menoufia University
-
Whitepapers
Integrated Ontology for Agricultural Domain
September 1, 2012, 12:00am PDT
Ontologies provide a shared and common understanding of a domain that can be communicated between people and across application systems. An ontology for a certain domain can be created from...
Provided by Menoufia University
-
Whitepapers
Transmission Performance Analysis of Digital Wire and Wireless Optical Links in Local and Wide Areas Optical Networks
August 7, 2009, 12:00am PDT
In the present paper, the transmission performance analysis of digital wire and wireless optical links in local and wide areas optical networks have been modeled and parametrically investigated...
Provided by Menoufia University
-
Whitepapers
Query Processing Performance on Encrypted Databases by Using the REA Algorithm
September 1, 2012, 12:00am PDT
Encryption in database systems is an important topic for research, as secure and efficient algorithms are needed that provide the ability to query over encrypted database and allow optimized...
Provided by Menoufia University
-
Whitepapers
High Performance Photonic Devices for Multiplexing/Demultiplexing Applications in Multi Band Operating Regions
March 1, 2012, 12:00am PST
The increase on the demand of these services, related to the deregulation processes in USA and Europe in the telecommunications sector, has motivated the need of telecommunication transport...
Provided by Menoufia University
-
Whitepapers
Recent Advances of Wide Band Magneto-Optical Modulators in Advanced High Speed Optical Communications Systems
April 1, 2012, 12:00am PDT
The technology involves a new type of compact device based on magneto-optics in a fiber micro modulator. This type of modulator allows the user to inter manipulate and control the propagation of...
Provided by Menoufia University
-
White Papers
Upgrading Efficiency and Improvement of the Performance of Broadband Wireless Optical Access Communication Networks
August 1, 2011, 12:00am PDT
It is commonly agreed that the next generation of wireless optical communication systems, usually referred to as fourth generation systems, will not be based on a single access technique but it...
Provided by Menoufia University
-
White Papers
Transmission Characteristics of Radio Over Fiber (ROF) Millimeter Wave Systems in Local Area Optical Communication Networks
May 1, 2011, 12:00am PDT
In the present paper, the authors have proposed Radio Over Fiber (ROF) technology which allows Radio Frequency (RF) transmission directly over the optical fiber has attracted much attention due to...
Provided by Menoufia University
-
White Papers
Spectral Sensitivity Coefficients of the Based Materials for a Thermal Arrayed Waveguide Grating (AWG) in WDM Optical Access Networks
August 5, 2009, 12:00am PDT
In a paper, the authors have investigated and analyzed the basic mathematical model equations of the three fabrication materials based conventional and a thermal arrayed waveguide grating in local...
Provided by Menoufia University
-
White Papers
Optical Add Drop Multiplexers With UW-DWDM Technique in Metro Optical Access Communication Networks
April 1, 2011, 12:00am PDT
In the present paper, Optical Add Drop Multiplexers (OADMs) with Ultra Wide Dense Wavelength Division (UW-DWDM) Multiplexing technique in metro optical communication networks have been modeled and...
Provided by Menoufia University
-
White Papers
Rapid Progress of a Thermal Arrayed Waveguide Grating Module for Dense Wavelength Division Multiplexing Applications
August 7, 2011, 12:00am PDT
The performance of Wavelength Division Multiplexing (WDM) optical networks greatly depends on the spectral characteristics of their components. One key component of WDM networks is the Arrayed...
Provided by Menoufia University
-
White Papers
Chaotic Maps: A Tool to Enhance the Performance of OFDM Systems
August 1, 2009, 12:00am PDT
This paper presents a chaotic interleaving approach for efficient data transmission with Orthogonal Frequency Division Multiplexing (OFDM) over fading channels. The binary data is interleaved with...
Provided by Menoufia University
-
White Papers
Low Loss a Thermal Arrayed Waveguide Grating (AWG) Module for Passive and Active Optical Network Applications
August 1, 2009, 12:00am PDT
In the present paper, the authors have investigated parametrically and numerically the low loss a thermal Arrayed Waveguide Grating (AWG) which is composed of Lithium Niobate...
Provided by Menoufia University
-
White Papers
Congestion Control for Internet Media Traffic
June 13, 2009, 12:00am PDT
In this paper the authors investigated a number of the Internet congestion control algorithms that has been developed in the last few years. It was obviously found that many of these algorithms...
Provided by Menoufia University
-
White Papers
Early Registration: Criterion to Improve Communication-Inter Agents in Mobile-IP Protocol
December 25, 2010, 12:00am PST
In IETF RFC 2002, Mobile-IP was developed to enable Laptobs to maintain Internet connectivity while moving between subnets. However, the packet loss that comes from switching subnets arises...
Provided by Menoufia University
-
White Papers
Genetic Programming Framework for Fingerprint Matching
December 3, 2009, 12:00am PST
Fingerprint matching depends on the comparison of the characteristic of local ridges and their relationships. Widely used local ridge's characteristics, called minutiae in automatic fingerprint...
Provided by Menoufia University
-
White Papers
High Transmission Bit Rate of a Thermal Arrayed Waveguide Grating (AWG) Module in Passive Optical Networks
May 1, 2009, 12:00am PDT
In the present paper, high transmission bit rate of a thermal Arrayed Waveguide Grating (AWG) which is composed of LIthium Niobate (LiNbO3)/PolyMethyl Metha Acrylate (PMMA) hybrid materials on a...
Provided by Menoufia University
-
White Papers
Transmission Techniques for Ultra Dense Wavelength Division Multiplexing by Using Two Optical Amplifiers in Nonlinear Optical Networks
September 25, 2010, 12:00am PDT
In the present paper, the problem amplification techniques of Ultra Dense Wavelength Division Multiplexing (UDWDM) in nonlinear optical networks are investigated through five transmission...
Provided by Menoufia University
-
White Papers
A Secure Nominative Proxy Signature Scheme for Distributed Shared Object Systems
May 20, 2010, 12:00am PDT
Digital signature scheme is an important research topic in cryptography. An ordinary digital signature scheme allows a signer to create signatures of documents and the generated signatures can be...
Provided by Menoufia University
-
White Papers
Applications of Arrayed Waveguide Grating (AWG) in Passive Optical Networks
June 2, 2009, 12:00am PDT
In the present paper, authors have investigated two characteristics of three different waveguides employed in Arrayed Waveguide Grating (AWG) in Passive Optical Networks (PON) where rates of...
Provided by Menoufia University
-
White Papers
Fractal Antenna for Passive UHF RFID Applications
July 22, 2009, 12:00am PDT
This paper addresses the design of fractal antennas placed onto dielectric object in the UHF RFID band and introduces a tag antenna configuration of simple geometry having impedance tuning...
Provided by Menoufia University
-
White Papers
Performance Evaluation of WiMAX System Using Convolutional Product Code (CPC)
November 26, 2008, 12:00am PST
The WIMAX technology based on air interface standard 802-16 wireless MAN is configured in the same way as a traditional cellular network with base stations using point to multipoint architecture...
Provided by Menoufia University
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