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Minimizing correlation effect using zero cross correlation code in spectral amplitude coding optical code division multiple access
(The Optical Society of Japan, 2012-01)
The use of minimal multiple access interference (MAI) in code design is investigated. Applying a projection and mapping techniques, a code that has a zero cross correlation (ZCC) between users in optical code division ...
Impact of multi-diagonal code on high-speed spectral amplitude coding optical code division multiple-access networks
(Springer-Verlag, 2013-09)
In this paper, we present the impact of the multi-diagonal (MD) code for high data rate in spectral amplitude coding optical code division multiple-access (SAC-OCDMA) networks. An MD code structure for SAC-OCDMA system is ...
PIN versus Avalanche photodiode gain optimization in zero cross correlation optical code division multiple access system
(Elsevier GmbH, 2013-02)
In this paper, we show details of zero cross correlation (ZCC) code development and investigate performance by measuring bit-error-rates compared to other optical code division multiple access (OCDMA) codes using Avalanche ...
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 ...
Harmonics suppression single-fed dual-circularly polarized microstrip patch antenna for future wireless power transmission
(Engg Journals Publications, 2013-10)
This paper presents a novel design of a harmonic suppression single-fed dual-circularly polarized microstrip patch antenna for a rectenna system in the future wireless power transmission application. The proposed antenna ...
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 ...
Study of rain attenuation consequence in free space optic transmission
(Institute of Electrical and Electronics Engineering (IEEE), 2008)
This paper is to provide the preliminary result and activities of a research program at UNIMAP on rain attenuation in the Perlis region. The project uses the LaserBit product; model LB- 2500 and LB-5000 which can maximum ...
Realization of wavelength-time modified double weigs-button-field
(Trans Tech Publications, 2014)
Explosive growth of bandwidth demand together with advance in latest communication services and emerging applications have inspired interest in optical code division multiple access (OCDMA). The work focuses on analysis ...
Cardinality enhancement of spectral/spatial modified double weight code optical code division multi-Access system by PIIN suppression
(Elsevier GmbH, 2013-10)
A new two-dimensional (2-D) optical code division multiple access (OCDMA) scheme to increase the achievable system capacity is proposed. The code exhibits good cross-correlation property time and wavelength shift. Performances ...
New catenated OFDM modulation scheme in zero cross correlation OCDMA at various number of user and effective power
(EDP Sciences, 2017)
This paper proposes an integration of optical Code Division Multiple Access (OCDMA) with new catenated Orthogonal Frequency Division Multiplexing (OFDM) modulation scheme. This effective combination based on Zero Cross ...