Syed Alwee Aljunid Syed Junid, Prof. Ir. Ts. Dr.: Recent submissions
Now showing items 101-120 of 123
-
Performance of OCDMA system using and subtraction technique based on EDW code
(Fachverlag Schiele & Schoen GmbH, 2008)In this paper we will present a full theoretical analysis for detection scheme proposed for spectral amplitude coding-optical code multiple access (SAC-OCDMA) system that using enhanced double weight (EDW) code, the detection ... -
Spectral amplitude coding OCDMA using and subtraction technique
(Optical Society of America, 2008-03)An optical decoding technique is proposed for a spectral-amplitude-coding- optical code division multiple access, namely, the AND subtraction technique. The theory is being elaborated and experimental results have been ... -
Optical Spectrum CDMA: a new code construction for Double Weight Code Family
(Institute of Electrical and Electronics Engineering (IEEE), 2006)This paper handles the Double Weight (DW) Code family, one of the proposed codes used in Spectral-Amplitude-Coding Optical Code Division Multiple Access (OCDMA). The DW code family is constructed using a matrix technique ... -
OSCDMA Double Weight Code: a simplified formula code construction technique
(Institute of Electrical and Electronics Engineering (IEEE), 2007)This paper the construction of the double weight (DV) code family, one the recent codes for spectral amplitude coding (SAC) is studied. The DW code family is constructed using a matrix construction technique and a mapping ... -
New approach of Double Weight Code Family Detection using reduced set of Fiber Bragg Gratings
(Institute of Electrical and Electronics Engineering (IEEE), 2007)To increase the number of users in the double weight (DW) code family, a mapping technique is applied. This mapping technique increases the number of users but at a cost of unfixed cross-correlation property. The complementary ... -
Performance analysis of optical zero cross correlation in OCDMA system
(Asian Network for Scientific Information, 2007)We propose a new code structure for Spectral-Amplitude Coding Optical Code Division Multiple Access (OCDMA) systems with zero cross-correlation and theoretically demonstrate the performance of this code by using a direct ... -
Improving bit error rate of OCDMA systems using and subtraction technique
(Institute of Electrical and Electronics Engineering (IEEE), 2006)A new detection scheme, namely AND subtraction technique is proposed and presented in this paper. The theory is being elaborated and experimental results have been done by comparing Double-Weight (DW) code against the ... -
Spectral amplitude coding OCDMA using AND subtraction technique
(Institute of Electrical and Electronics Engineering (IEEE), 2007)A new detection scheme, namely AND subtraction technique is proposed and presented in this paper. The theory is being elaborated and the calculated and simulation results have been done by comparing AND subtraction technique ... -
Spectral amplitude coding OCDMA using and subtraction technique
(Institute of Electrical and Electronics Engineering (IEEE), 2007)A new detection scheme, namely AND subtraction technique is proposed and presented in this paper. The theory is being elaborated and experimental results have been done by comparing Double-Weight (DW) code against the ... -
The potentials of OCDM technique for local area network
(Institute of Electrical and Electronics Engineering (IEEE), 2006)Evolution of the optical fiber systems is currently seeing the general acceptance of wavelength division multiplexing (WDM) as the best mechanisms in increasing the transmission capacity of fiber optics. However, there are ... -
Performance of OCDMA systems with new spectral direct detection (SDD) technique using enhanced double weight (EDW) code
(Elsevier B.V., 2008-09-15)This paper investigates the performance of enhanced double weight (EDW) code for spectral-amplitude-coding OCDMA (SAC-OCDMA) system using a newly proposed spectral direct detection (SDD) technique. EDW is the enhanced ... -
Performance of random diagonal code for OCDMA systems using new spectral direct detection technique
(Elsevier Inc, 2009-01-31)This paper studies the performance of random diagonal (RD) code for spectral-amplitude coding OCDMA (SAC-OCDMA) system using a newly proposed spectral direct detection technique. RD code is constructed using code segment ... -
Effects of the Random Diagonal code link parameters on the performance of an OCDMA scheme for high-speed access networks
(Elsevier Inc., 2009-06)In this paper, we study the performance of optical code-division multiple access (OCDMA) systems using Random Diagonal (RD) code under various link parameters. This code which can be constructed using address segment and ... -
Optical domain service differentiation using spectral-amplitude-coding
(Elsevier Inc., 2009)We have implemented a new service differentiation technique in the optical domain using a spectral-amplitude-coding (SAC) variant of optical code division multiple access (OCDMA). The newly developed code, named KS ... -
Development of new OCDMA detection scheme
(Universiti Malaysia PerlisSchool of Computer and Communication Engineering, 2007-03)A new direct detection technique is proposed for optical code multiple accesses using Double Weight code. In optical system the detection process affect design transmitter and receiver. The Multiple Access Interference ... -
Development of new OCDMA code
(Universiti Malaysia PerlisSchool of Computer and Communication Engineering, 2007-05)Nowadays, communication is very important at any place, time and situation. The transmission of signal can be in wireless or cable (especially fiber optic that has more advantages than others cable for a long distance). ... -
Development of new OCDMA encoder and decoder modules
(Universiti Malaysia PerlisSchool of Computer and Communication Engineering, 2007-05)A desirable feature for future optical networks would be the ability to process information directly in the optical domain for purposes of multiplexing, demultiplexing, filtering, amplification, and correlation. Optical ... -
Clear fluid detector using Optical technique
(Universiti Malaysia PerlisSchool of Computer and Communication Engineering, 2007-04)Nowadays, the optical technologies are very young in Malaysia. This technology still in the research to changes the sensor technologies. The detector requirement are very similar to those of optoelectronic sources; that ... -
Development of Spectral Slicing WDM (Wavelength division multiplexing) system
(Universiti Malaysia PerlisSchool of Computer and Communication Engineering, 2007-05)Multiplexing is the transmission of information from one or more source to one or more destination over the same transmission medium. Although transmissions occur on the same facility, they do not necessarily occur at the ... -
Development of intelligent traffic light
(Universiti Malaysia PerlisSchool of Computer and Communication Engineering, 2007-04)Today, most of the traffic lights in Malaysia are controlled by Programmable Logic Control (PLC). This controller is chosen due to its low cost and user friendly programming language. The program could be modified to suit ...