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Now showing items 31-40 of 58
APD gain effect on SAC-OCDMA system using modified-and detection technique
(Asian Research Publication Network, 2013-07)
This paper investigates the avalanche photodiode (APD) gain effect on spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) system using a modified-AND subtraction detection in comparison to the ...
A cost-effective method for high-quality 60GHZ optical millimeter wave signal generation based on frequency quadrupling
(EMW Publishing, 2013)
In this paper, we present a cost effective method to generate a high-quality quadruple frequency optical millimeter- wave (MMW) signal using an integrated dual-parallel Mach-Zehnder modulator (IDP-MZM). Not only does the ...
Performance evaluation of Fi-Wi network based on SCM-optical code division multiple access architecture
(Elsevier GmbH, 2013-10)
This paper investigates the performance of a spectral amplitude coding (SAC)-OCDMA system design utilizing subcarrier multiplexing techniques for use in the popular fiber-wireless (Fi-Wi) technology. Zero cross correlation ...
Performance improvement of spectral amplitude coding-optical code division multiple access systems using NAND detection with enhanced double weight code
(The Optical Society of Japan, 2012-01)
The bit-error rate (BER) performance of the spectral amplitude coding-optical code division multiple access (SACOCDMA) system has been investigated by using NAND subtraction detection technique with enhanced double weight ...
Cognitive wireless sensor actor network: an agricultural perspective
(ICIC International, 2014-04)
Intelligent environments are exposing the next revolutionary steps of development technologies in automation of building, industrial, home, and transportation systems. The new generation of Wireless Sensor Actor Networks ...
Enhanced performance of SAC-OCDMA system based on SPD detection utilizing EDFA for access networks
(Engineering and Technology Publishing, 2014-02)
In this paper, we present the impact of an EDFA (Erbium Doped Fibre Amplifier) for high data rate in Spectral Amplitude Coding Optical Code Division Multiple Access (SAC-OCDMA) networks. A Single photodiode (SPD) detection ...
New design of Flexible Cross Correlation (FCC) code for SAC-OCDMA system
(Elsevier B.V., 2013)
In this paper, we present, several aspects of unipolar optical code-division multiple access (OCDMA) codes, focusing on the flexible inphase cross-correlation code algorithm and its potential for future optical networks. ...
Enhancement of performance of a hybrid SAC–OCDMA system using dynamic cyclic shift code
(Institute of Physical Optics, 2012)
A hybrid subcarrier multiplexing (SCM) technique incorporating spectral amplitude coding and optical code division multiple access (SAC-OCDMA) technologies is investigated using both numerical and simulation methods. The ...
Autonomous green house management system based on fuzzy-wireless sensor network
(Universiti Malaysia Perlis (UniMAP), 2010-10-16)
The WSNs are the most significant technology in the information area. It is increasingly popular in the field of environment monitoring and control due to its promising capabilities for distributed continuous data collection ...
Variable cross-correlation code construction for spectral amplitude coding optical CDMA networks
(Elsevier Ltd., 2012-06)
We present, for the first time, several aspects of incoherent optical code-division multiple access (OCDMA) codes, focusing on the flexible variable cross-correlation code allocation and its potential for future optical ...