Gb/s transmission performance
Uplink Design in VLC Systems with IR Sources and Beam Steering
... video transmission applications has recently focused interest on visible light communication (VLC) ...uplink performance at high data rates while providing security for ...2.5 Gb/s, our ...
21
Online Full Text
... the transmission capacity, as different signals can be transmitted over orthogonal states of polarization of the same light ...increase transmission speed in optical networks ...112 Gb/s ...
5
Performance Limitations of 40-Gb/s RZ-DPSK DWDM Systems Due to Nonlinear Effects and Their Mitigation
... where U is the slowly varying envelope of the optical pulse, Z is transmission distance; D(Z), γ(Z), α(Z) and g(Z) represent fiber chromatic dispersion, nonlinearity, fiber loss and amplifier gain, respectively. ...
6
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 ...RZ performance better than the NRZ ...
6
Effectiveness of Modulation Formats to Nonlinear Effects in Optical Fiber Transmission Systems Under 160 GB/S Data Rate
... 160 Gb/s. The system performance has been evaluated by using single mode fiber (SMF) and for three modulation types ...the transmission distance leads to increase of the bit error rate in the ...
8
Performance of 1550 nm VCSEL at 10 Gb/s in G.655 and G.652 SSMF
... 10 Gb/s 1550 nm VCSEL was directly modulated with a non-return to zero (NRZ) pseudo-random binary sequence (PRBS) of pattern length of 2 7 -1 and propagated over an ITU-T ...10 Gb/s signal was ...
5
On the Use of Gaussian Approximation in Analyzing the Performance of Optical Receivers
... receiver performance by causing intersymbol interference ...10 Gb/s lightwave systems, they cannot sustain higher bit rates due to their long avalanche buildup ...10 Gb/s. Moving toward ...
9
Performance of WDM Transmission using EDFA over maximum distance of transmission
... Volume 3, Issue 5, May 2014 Page 182 In previous work [16] 16 40 Gb/s channels are transmitted using EDFA as a pre-amplifier up to distance of 910 km without reduction of any fiber nonlinear effect. Here, ...
17
PERFORMANCE EVALUATION OF 1.25×16 GB/S BIDIRECTIONAL DWDM PASSIVE OPTICAL NETWORK BASED ON CYCLIC AWG
... demonstrate a bidirectional WDM PON using a WDM transmitter. The spectrum-slicing has been achieved automatically at the AWG used for multiplexing and demultiplexing WDM channels. However, when we use cyclic AWG, the ...
7
Novel full cycle coupler based optical add drop multiplexer and performance characteristics at 40 Gb/s WDM Networks
... WDM 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], ...
10
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
... The performance of the re-modulated scheme using DPSK downstream signal was very close to that of CW injection and the optical bandwidth of 30 nm authorizes more than 32 users with 100 GHz ...downstream ...
5
Analyzing the performance of a 10 Gb/s DPSK Multicast overlaid WDM-PON Architecture using numerous modulation techniques
... point transmission of the signal by applying various modulation techniques namely RZ , NRZ and DQPSK by overlaying the DPSK ...point-to-point transmission as weighing to multicasting ...
5
Performance Analysis of RZ and NRZ Modulation Format for Moderate Weather Conditions for 2.5 Gb/s PolSK-FSO
... hasoptimum performance than the system with optical amplifier at the both ends with the same total gain, it is worst for the system with optical amplifier at the ...the performance of Inter Satellite ...
6
4 Pulsed Amplitude Modulation Optical Downlink Signals Reception in Optical Access Systems Using Different Bandwidth Optical Bessel Filter
... 4-PAM transmission performance in passive optical access ...10 Gb/s electrical 4-PAM ...the transmission attenuation and detected by a Photo detector (PIN) for optical to electrical ...
5
Coherent terahertz photonics
... We have described an approach to the development of a coherent THz system technology, underpinned by photonic components, that would enable access to most applications for frequencies ranging from 100 GHz to 5 THz. ...
14
Wireless visible light communications employing feed-forward pre-equalization and PAM-4 modulation
... 2 Gb/s transmission using NRZ and PAM-4 modulation, whilst varying the number of FFE taps from 2 to 5 and the BER performance of each link configuration is obtained ...2 Gb/s; ...
7
10 Gb/s Bang-Bang Clock and Data Recovery (CDR) for optical transmission systems
... The use of linear charge pump PLLs with “Hogge”-phase de- tector for clock-data-recovery in optical 10 Gb/s systems is limited by the increasing influence of parasitic effects on the loop ...
5
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 ...
6
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 ...km transmission for 80 and 112 Gb/s, the ...
7
Self Phase Modulation Reduction for WDM Transmission using EDFA, A Review
... 10-Gb/s transmission over nondispersion shifted fiber, the combined use of self-phase modulation (SPM) and joint optimization of the bias and modulation voltages to increase the dispersion limited ...
8