[PDF] Top 20 Performance Analysis of Spectral Amplitude Coding Incoherent OCDMA System Based on FBGs

... the incoherent OCDMA is shown in the ...a spectral amplitude mask (4f ...its spectral components with a certain ...these spectral components implement maximal spatial separation ... See full document

... a LED or LASER, Uniform Fiber Bragg Gratings (FBGs), a pseudo random bit sequence (PRBS) generator, a Non- Return to Zero (NRZ) pulse generator and a Mach Zehnder Modulator. The Single Mode Fiber cable (20km) ... See full document

... Access OCDMA system. The analysis is done by calculating the signal to noise ratio (SNR) and the bit error rate (BER), taking into account the effect of shot noise, PIIN and thermal noise ...the ... See full document

... present spectral amplitude coding, optical code division multiple access technique in free space optical network utilizing multi-wavelength laser ...the system performance is analyzed ... See full document

... SAC-OCDMA system based on basic matrix construction has been ...VW-codes based on double weight code family, VW-MS support any integer as code weight and maintain an optimal code length in ... See full document

... to OCDMA coding techniques. These codes based upon dimensions used can be divided as one dimensional, two dimensional and three dimensional ...cardinality, spectral efficiency and minimal ... See full document

... the performance and capacity of conventional OCDMA systems, which is its major disadvantage ...the OCDMA techniques, spectral-amplitude coding (SAC) warrants close attention ... See full document

... an incoherent light source, an electrical to optical modulator(EOM) to convert the data bits from electrical form to optical form, an optical splitter for spatial coding and two sets of fiber brag grating ... See full document

... Spectral amplitude coding (SAC) is one of the coding schemes that has been introduced in the early 1990’s ...an incoherent broadband optical signal source (BOSS), such as light ... See full document

... the performance of spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) systems based on single photo-diode (SPD) detection and spectral direct ... See full document

... communication system gets the high attention due to economic advantages, and high information ...communication system OCDMA is one of the type of multiplexing technique in which this can be achieved ... See full document

... for OCDMA system. The characteristics of code based on the unit cross ...and analysis shows that system has better performance compare to existing method such as MDW, RD ... See full document

... theoretical analysis compared with the results available in the literature, and deviations were ...transfer performance. It has been found out that performance of the system has been ...of ... See full document

... In this work a signal post processing approach is suggested and tested on Optisystem data signals that have been transmitted through the single mode transmission system. The procedures proposed to compute true ... See full document

... improve performance demonstrated It can be obtained by designing both the reception beamformercodeword channel for Improve SINR / ...improve performance through CQI adjusted each user based on ... See full document

... proposed system has been ...proposed system compared with the traditional one. The proposed system has outperformed the traditional one in terms of BER under AWGN and multipath fading ...dB ... See full document

... the system to those that have both distinct autocorrelation features with a single dominant, well-defined autocorrelation peak and low peak-level mutual cross-correlation ...are based on combinations of ... See full document

... In figure 6, user compare the performance of three different data rate i.e., 40, 60, 80Gbps. Form the graph it is clear that BER varies from negative to positive (Form 1 to -27db) and same Power varies from 2to ... See full document

... is based on incoherent and coherent optical match filtering ...Coherent OCDMA is based on using interference of the incoming optical signals to convert electric field values into intensity ... See full document

... the performance of QPSK modulation technique is better than QAM16 especialy in the range SNR is ...good performance BER As SNR large number of private ...the spectral efficiency of the MIMO ... See full document