搜索结果: 1-11 共查到“光学工程 chirp”相关记录11条 . 查询时间(0.078 秒)
Impact of chirp on spectral recoil of solitons in a defect-core photonic crystal fiber with two zero-dispersion wavelengths
Pulse propagation temporal solitons Photonic crystal fibers
2015/5/22
Increasing input chirp decelerates (accelerates) the spectral recoiling process across a negative dispersion slope for pulses experiencing normal (anomalous) dispersion. A realistic defect-core photon...
Signal Chirp Design for Suppression of Nonlinear Polarization Scattering in DP-QPSK Transmission
Signal Chirp Design Suppression Nonlinear Polarization Scattering DP-QPSK Transmission
2015/5/21
We analyze chirp techniques for suppression of nonlinear effects in DP-QPSK transmission. Simulations reveal that a significant reduction in nonlinear polarization scattering can be achieved by proper...
Generation of 20-Gb/s RZ-DQPSK Signal using a Directly Modulated Chirp Managed Laser
Generation RZ-DQPSK Signal Directly Modulated Chirp Managed Laser
2015/5/21
We generate 20-Gb/s return-to-zero differential quadrature phase-shift-keying (RZ-DQPSK) signal using a directly modulated chirp managed laser (CML), without requiring any differential encoder and opt...
On an ONU for Full-Duplex 10.5 Gbps/λ with Shared Delay Interferometer for Format Conversion and Chirp Filtering
ONU Full-Duplex 10.5 Gbps/λ Shared Delay Interferometer Format Conversion Chirp Filtering
2015/5/21
Chirped IRZ downstream is used together with a delay interferometer and a RSOA at a low complexity ONU for full-duplex 10.5Gbps transmission on a single wavelength, supported by modulation format conv...
Hybrid technique based on chirp effect and phase shifts for spectral Talbot effect in sampled fiber Bragg gratings (FBGs)
fiber Bragg gratings Talbot effect dispersion optical fiber communication
2011/5/5
To implement the spectral Talbot effect in sampled fiber Bragg gratings (SFBGs), a hybrid
technique based on a chirp effect and phase shifts is proposed. Firstly, the general phase condition
is deri...
Ultra-broadband optical chirp linearization for precision length metrology applications
Laser stabilization Metrology Range finding Lidar
2015/6/8
We demonstrate precise linearization of ultra-broadband (>5 THz) laser frequency sweeps using a fiber-based self-heterodyne technique. Frequency errors less than 170 kHz relative to linearity were obs...
Generation of RZ-AMI using a Widely Tuneable Modulated Grating Y-Branch Chirp Managed Laser
Integrated optoelectronic circuits Fiber optics links subsystems Fiber
2015/6/8
A 10 Gb/s RZ-AMI format is generated using a 45 nm tunable Modulated-Grating Y-branch Chirp Managed Laser (CML) with an optical delay line interferometer (DLI), achieving +/- 800 ps/nm dispersion tole...
Power Penalty Measurement and Frequency Chirp Extraction in Silicon Microdisk Resonator Modulators
Integrated Optical Devices Modulators Resonators
2015/6/5
We demonstrate 5Gbs and10Gbs error free operation of silicon photonic microdisk resonant modulators to a distance of 70km, measure dispersion power penalties and compare the experimental results with ...
Reconfigurable Linear Chirp Control in Photonic Generation of High-Frequency Microwave Pulses
Continuous optical signal processing Microwaves
2015/6/4
A fiber-based approach for linear chirp control in optically-generated microwave pulses is proposed and demonstrated.Full linear chirp reconfigurability, including positive, negative and zero chirp ra...
Widely Tuneable Modulated Grating Y-Branch Chirp Managed Laser
Tuneable Modulated Grating Y-Branch Chirp Managed Laser
2015/7/20
We developed a 45 nm tuneable 18 GHz 3-dB bandwidth Modulated-Grating Y-branch laser and demonstrated a error-free 200- km transmission at 10 Gb/s with a drive voltage of 1.5 Vpp using Chirp Managed L...
Generation of fundamental soliton in the presence of initial linear chirp
split-step Fourier method soliton chirp nonlinear Schroedinger equation
2011/4/25
Generation of fundamental soliton in nonlinear optical fiber from chirped pulses of different initial shapes is discussed. Results of numerical calculations having in view solution of nonlinear Schr&o...