搜索结果: 1-12 共查到“光学工程 BER”相关记录12条 . 查询时间(0.148 秒)
Analysis of the Impact of P-Ratio on BER, Q-Factor and OSNR of Radio over Fiber (RoF) System
Rof System OSNR Parameter BER Q-Parameter Fiber Dispersion Matlab 7.0
2011/12/5
The impact of p-ratio i.e. ratio of carrier power to total received RF power at control office (CO) on Bit error rate (BER), Q- performance parameter and Optical signal noise ratio (OSNR) of RoF commu...
Low Reflectivity and High Flexibility of Tin-Doped Indium Oxide Nanofiber Transparent Electrodes
Low Refl ectivity High Flexibility Tin-Doped Indium Oxide Nanofi ber Transparent Electrodes
2011/8/10
Tin-doped indium oxide (ITO) has found widespread use in solar cells, displays, and touch screens as a transparent electrode; however, two major problems with ITO remain: high reflectivity (up t...
FPGA Verification of a Single QC-LDPC Code for 100 Gb/s Optical Systems without Error Floor down to BER of 10 -15
Fiber optics communications Optical communications
2011/5/25
We present FPGA-based emulation results of a single QC-LDPC code with 20% redundancy designed for applications in 100 Gb/s optical transmission systems. Error floor-free transmission can be achieved a...
Wide-range BER Measurement Scheme by Estimating BER of Discarded Frames for 10 G-EPON Systems
Fiber optics communication Optical communication
2011/5/22
This paper describes a new BER measurement method obtaining the BER by estimating the number of error bits in discarded frames using the rate of discarded frames. The BER is obtained precisely by the ...
Measurement of reduced backscattering noise in laser-driven fiber optic gyroscopes
reduced backscattering noise laser-driven optic gyroscopes
2010/8/10
We report what we believe to be the first demonstration of a laser-driven fiber optic gyroscope (FOG) built with an air-core fiber. Its phase noise is measured to be 130 rad/ Hz. W...
Bit error rate (BER) performance of return-to-zero and non-return-to-zero data signals optical code division multiple access (OCDMA) system based on AND detection scheme in fiber-to-the-home (FTTH) networks
spectral amplitudes coding – optical code division multiple access detectionscheme subtraction technique non-return-to-zero (NRZ) and return-to-zero (RZ) pulse generator
2010/7/19
In this paper, we will focus on the modulation format used to create the optical pulses, which are
return-to-zero (RZ), and non-return-to-zero (NRZ). Bit error rate (BER) performance is evaluated
ba...
BER Improvement for RZ-DPSK Receivers Using Saturated Asymmetric Filtering
Semiconductor optical amplifiers input BER demonstrated Phase modulation
2010/6/9
We present a new enhanced receiver for noise degraded RZ-DPSK signals. A highly saturated SOA and a detuned filter are used. An error free detection for an 8 × 10 -6 input BER is demonstrated.
BER Performance of 16-QAM Signals Amplified by Dual- Pump Fiber Optical Parametric Amplifiers
Fiber optics amplifiers oscillators Coherent communications
2010/6/8
We derive analytically the probability distribution function of the excess amplitude noise induced by pump noise transfer in dual-pump fiber optical parametric amplifiers and calculate the signal-to-n...
Fast Experimental BER Extraction of 40 Gb/s Optical Signal Impacted by Jitter, ISI and ASE Noise Using Waveform Sampler
Optical Signal Impacted Jitter ISI ASE Waveform Sampler
2008/8/4
We present a new experimental BER extraction method using a sampling oscilloscope and statistical processing on EDFA noise, photoreceiver noise, jitter and ISI successfully tested on a 40 Gb/s network...
A Stratified Sampling Monte Carlo Algorithm for Efficient BER measurement and its Application to DQPSK Terrestrial Systems
Monte Carlo Algorithm Efficient BER measurement DQPSK Terrestrial Systems
2008/7/31
We propose an efficient stratified sampling algorithm for BER estimation and apply it to FEC-coded DQPSK systems. We measured computational savings up to 70% compared with standard Monte Carlo.
High Performance and Polarisation-Insensitive BER Assessment of a 42.66 Gbit/s All-Optical Clock Recovery
High Performance Polarisation-Insensitivet All-Optical Clock Recovery
2008/7/30
We propose a Bit-Error Rate assessment, and polarisation sensitivity characterization of an all-optical clock-recovery at 42.66 Gbit/s in a system environment.
We demonstrate a universal polarization controller for hollow-core fibers, a simple device consisting ofthree twisted fiber sections that makes use ofthe inherent birefringence ofthe air-c...