Browsing Hilal Adnan Fadhil, Dr. by Title
Now showing items 2-16 of 16
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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) ... -
Comparison of single mode fiber and multimode fiber in deployment of SCM-OCDMA in local area network
(Trans Tech Publications, 2013-12)The integration of heterogeneous technologies promotes ubiquity and mobility. Optical code division multiple access (OCDMA) may be deployed in conjunction to SCM to improve the spectral efficiency and enhance the data rate ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
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. ... -
The performance of two antenna design shapes in ultra-wideband wireless applications
(Asian Research Publishing Network (ARPN), 2014)The extensive requirements for small Ultra wideband (UWB) communication systems lead to design active and small size antennas. In this research two rectangular microstrip antennas were designed to cover the UWB ... -
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 ... -
Priority-based parameter optimization strategy for reducing the effects of four-wave mixing on WDM system
(Elsevier, 2014)In order to meet the ultra high speed and ultra long-haul transmission distance in wavelength division multiplexing (WDM) systems, the nonlinear impairment affecting the overall spectral efficiency and system performance ... -
Pulse sign separation technique for the received bits in wireless ultra-wideband combination approach
(Hindawi Limited, 2014)When receiving high data rate in ultra-wideband (UWB) technology, many users have experienced multiple-user interference and intersymbol interference in the multipath reception technique. Structures have been proposed for ... -
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 ... -
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 ...