Gb/s system performance
Performance Analysis of RZ and NRZ Modulation Format for Moderate Weather Conditions for 2.5 Gb/s PolSK-FSO
... PolSK modulation utilizes the vector character of light wave and codes digital bits as the states of polarization and the intensities of pulses stay constant over time, thus, the complete utilization of the output power ...
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Research on Dispersion Compensation of 40 GB/s Optical Duo Binary Coded Transmission System
... The two development directions of optical fiber transmission system are high speed and long span, and the at- tenuation and dispersion have effects on optical signals transmission [1]. Especially, the dispersion ...
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Performance of 1550 nm VCSEL at 10 Gb/s in G.655 and G.652 SSMF
... the system error decreases, the BER will thus ...a system to operate in region below BER of 10 -9 is 6 and this is the most used value in telecommunication ...worst performance with high BER values ...
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Online Full Text
... of system switches and disposes of optical-electronic-optical change to diminish the transmission ...switching system has attracted much attention and is considered as one of the most promising labelling ...
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Reducing Checkpoint/Restart Overhead using Near Data Processing for Exascale System.
... XK7 system [ Rog12 ] , a petascale system, to exaflops per- ...38 GB of memory (2 GB per CPU core plus the GPU’s 6 ...peak performance of 1.44 teraflops with a theoret- ical ...
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Uplink Design in VLC Systems with IR Sources and Beam Steering
... a system is a challenging ...IR system (FABS-IR) to improve the uplink performance at high data rates while providing security for ...proposed system is to enhance the received optical power ...
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Wireless visible light communications employing feed-forward pre-equalization and PAM-4 modulation
... 1 Gb/s in LED-based VLC ...VLC system using a PAM ...Significant performance improvements can be achieved using a small number of equalizer taps, which can be implemented using relatively ...
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Online Full Text
... 112 Gb/s PDM-DQPSK transmission system with 4-bits 156 Mb/s SAC label is presented using automatic high-speed polarization ...112 Gb/s, the label EOFs are 0.94 and 0.86 for ...
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Novel full cycle coupler based optical add drop multiplexer and performance characteristics at 40 Gb/s WDM Networks
... transmission system or in a network topology will lead to a system’s performance degradation, especially when filter cascades and filter-laser misalignments are considered [13], ...
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Performance Limitations of 40-Gb/s RZ-DPSK DWDM Systems Due to Nonlinear Effects and Their Mitigation
... Advanced modulation formats particularly phase modulation formats like differential phase-shift keying (DPSK), differential quadrature phase-shift keying (DQPSK) schemes have attracted huge research attention because of ...
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Eye-Diagram-Based Evaluation of RZ and NRZ Modulation Methods in a 10-Gb/s Single-Channel and a 160-Gb/s WDM Optical Networks
... 40 Gb/s optical transmission systems with NRZ, RZ, and carrier-suppressed RZ (CS-RZ) modulation ...(PMD)-induced system degradation showed the RZ performance better than the NRZ ...
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Fiber Nonlinearity Analysis in Designing Long Haul 16x40 Gb/S WDM System
... Investigating this result, we found out that SRS and SPM are the most severe limiting factors, especially SRS. Fig. 6 (a) to (d) indicate the effect of each nonlinearity on some selected channels. We clearly observe that ...
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Nonlinearities Diminution in 40 Gb/s 256 QAM Radio over Fiber Link via Machine Learning Method
... communication system has given an innovative ...as performance optimization, testing, planning and equipment ...fiber system is a unique concept that should be investigated in ...
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Nonlinear Phase Noise Estimate Based on Electronic Orthogonal Coherent for 112 Gb/s PDM 4QAM System
... 112 Gb/s PDM-4QAM system was moni- tored; the results indicated that the phase perturbation increased with a long distance, meanwhile, the transmis- sion performance for 112 Gb/s ...
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The impact of solar irradiance on visible light communications
... Direct solar irradiance is the sunlight that is directly reaching the surface of the Earth. Global solar irradiance is the combina- tion of the direct and diffused solar irradiance. The simple model of the atmospheric ...
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The Influence of Rayleigh and Brillouin Backscattering on the Performance of a 10 Gb EPON System
... EPON, that is Ethernet-based PON access network, which uses Ethernet as a carrier on the PON layer and uplinks to transmit data streams in a burst Ethernet packet manner. 10 Gb Ethernet PON evolved from the EPON, ...
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PERFORMANCE EVALUATION OF 1.25×16 GB/S BIDIRECTIONAL DWDM PASSIVE OPTICAL NETWORK BASED ON CYCLIC AWG
... The system was proposed over 30 km distance between OLT and ONT using 100 GHz channel spacing in a bidirectional single mode fiber and cyclic array waveguide ...
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Comparative Analysis of OFDM Technique with RZ, NRZ and Duobinary Modulation Formats in 10 Gb/s Single Channel WDM System
... the performance of 10 Gb/s single channel WDM system is analysed for different modulation formats including OFDM, NRZ, RZ and ...better performance in terms of BER and Q ...
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Analyzing the performance of a 10 Gb/s DPSK Multicast overlaid WDM-PON Architecture using numerous modulation techniques
... There are several approaches to send the data from optical line terminal (OLT) towards optical network unit (ONU) especially when the data is send to both the business and the residential users such as Optical Burst ...
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Demonstration of a Bidirectional WDM-PON with 10 Gb/s Downstream DQPSK and 5 Gb/s Upstream Re-modulated OOK Data Based on Reflective Semiconductor Optical Amplifier
... mode fiber (SMF). The DQPSK signals are de-multiplexed by de-multiplexer (DEMUX) where various wavelength lights are sent to different ONU. At the ONU, using optical splitter, portion of the DQPSK signal is fed to a ...
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