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Improving performance in free space optical communication (FSOC) channel through the dual diffuser modulation (DDM) due to atmospheric turbulence
(Asian Research Publication Network, 2014-02)
This paper focus on reduction of atmospheric turbulence effect on free space optical communication using robust modulation that is dual diffuser modulation (DDM) technique. This technique uses two transmitter and differential ...
Enhance the performance of free space optical (FSO) communication due to atmospheric turbulence via the dual diffuser modulation (DDM)
(Trans Tech Publications, 2013-12)
This paper focus on mitigating the atmospheric turbulence effect in free space optical communication using dual diffuser modulation (DDM) technique. Phase screen diffuser located on transmitter create 'new' beam wave to ...
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 ...
New code with non-zero cross correlation for spectral amplitude coding optical code-division multiple-access systems
(Institute of Electrical and Electronics Engineers (IEEE), 2012-05-21)
This paper presented the novel of a new class of code with Non-Zero Cross-Correlation for Spectral-Amplitude Coding in Optical Code Division Multiple Access (OCDMA) systems. A new code namely Modified Non-Zero Cross ...
Increasing capacity and suppress the crosstalk by using hybrid optical OFDM/ WDM system
(Trans Tech Publications, 2014)
Hybrid optical OFDM/WDM system is proposed to provide longer reach and larger capacity comparing with existing PON systems in order to meet the ever increasing bandwidth demand and data rate of next generation optical ...
Effective design for fiber-to-the-home access network using flexible cross correlation (FCC) code
(Trans Tech Publications, 2014-01)
This paper presented a new class of codes for Fiber-To-The-Home (FTTH) network design based on Spectral Amplitude Coding (SAC) - Optical Code Division Multiple Access (OCDMA) coding approaches. The FTTH SAC-OCDMA network ...
Channel spacing effect on SAC-OCDMA system based modified-AND subtraction detection scheme
(Trans Tech Publications, 2014)
This paper focuses on the performance of different channel spacing with AND as well as modified-AND subtraction detection techniques emphasizing the spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) ...
New class of code with any desired cross correlation for OCDMA systems
(Institute of Electrical and Electronics Engineers (IEEE), 2012-04-07)
This paper presented the novel of optical code for Optical Code Division Multiple Access (OCDMA) system using Spectral Amplitude Coding. A new class of code, called Modified Non-Zero Cross Correlation Code (MNZCC). MNZCC ...
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 ...
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 ...