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Design and simulation a new code with zero cross-correlation for SAC-OCDMA networks
(INSInet Publications, 2012-03)
Design and simulation of new code family for the Spectral Amplitude Coding-Optical Code Division Multiple Access (SAC-OCDMA) networks is present. The new code family called Multi Diagonal (MD) code. The MD code family ...
Development of a new code family based on SAC-OCDMA system with large cardinality for OCDMA network
(Elsevier Inc., 2011-07)
We have proposed a new Multi-Diagonal (MD) code for Spectral Amplitude - Coding Optical Code Division Multiple Access (SAC-OCDMA). Although this new MD code has many properties, one of the important properties of this code ...
New code for spectral-amplitude coding optical code-division multiple-access systems
(Institute of Electrical and Electronics Engineers (IEEE), 2011-06-16)
In this paper we present a novel code family for SAC-OCDMA system. The new code technique is called Dynamic Cyclic Shift (DCS) code. Which more flexible in selection the code length with variable cross correlation. ...
Optical Code Division Multiple Access (OCDMA) using Double Weight (DW) Codes for local area network
(Institute of Electrical and Electronics Engineers (IEEE), 2010-05-11)
This paper describes the performance evaluation of the Optical Code Division Multiple Access (OCDMA) technique using Double Weight (DW) Code. This technique was implemented in local area environment which is applied in ...
Reducing BER of spectral-amplitude coding optical code-division multiple-access systems by single photodiode detection technique
(European Optical Society, 2013-03)
In this paper, we present a single photodiode detection (SPD) technique for spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) systems. The proposed technique eliminates both phase-induced intensity ...
Reducing BER of spectral-amplitude coding optical code-division multiple-access systems by single photodiode
(European Optical Society, 2013)
In this paper, we present a single photodiode detection (SPD) technique for spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) systems. The proposed technique eliminates both phase-induced intensity ...
Spectral efficiency of unipolar SAC-OCDMA system considering noise effects
(Institute of Electrical and Electronics Engineers (IEEE), 2011-09-25)
In this paper, we evaluate the spectral efficiency of unipolar spectral-amplitude coding optical code-division multiple access (SAC-OCDMA) system operating with incoherent sources in the present of intensity, shot, and ...
Improved BER based on intensity noise alleviation using developed detection technique for incoherent SAC-OCDMA systems
(Taylor and Francis Group, LLC., 2012-06)
The major drawback of incoherent spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) systems is their inherent intensity noise originating due to the incoherency of the broadband light sources. In ...
A new two-code keying scheme for SAC-OCDMA systems enabling bipolar encoding
(Taylor & Francis, 2014-03)
In this paper, we propose a new two-code keying scheme for enabling bipolar encoding in a high-rate spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) system. The mathematical formulations are ...
Phase-induced intensity noise reduction with improved group velocity dispersion tolerance in SAC-OCDMA systems
(Engg Journals Publications, 2013-02)
The demand for efficient optical communication systems has fuelled considerable research in developing techniques for eradicating phase-induced intensity noise (PIIN) in spectral-amplitude coding optical code-division ...