搜索结果: 1-15 共查到“光学工程 Linear”相关记录32条 . 查询时间(0.191 秒)
Synthesis, Characterization and Third Order Non Linear Optical Properties of Metallo Organic Chromophores
Third Order NLO Properties Salen Ligand Transition Metal Complexes Z-Scan Technique
2013/1/30
The organic imine and their metal complexes were synthesized and characterized by IR, UV and NMR. The third order non linear optical properties of the compounds were investigated. The measurements of ...
Scanning Holography Using a Modulated Linear Pupil: Simulations
Scanning Holography Linear Apertures
2013/1/30
In this paper an electron microscopic image of diameter 80 – 120 nm and of dimensions 180×220 pixels is used as a test object to fabricate Fresnel zone plate hologram. The author proposes a different ...
Colorless Compact Tunable Optical Dispersion Compensator based Solely on Linear Translation
fiber optics communications dispersion compensation devices
2015/5/26
We propose and demonstrate a compact tunable optical dispersion compensator(TODC) with 100-GHz FSR. The TODC is based on longitudinal displacement of a WGR resulting in chromatic dispersion compensati...
10-Gb/s - 80-km operation of full C-band InP MZ modulator with linear-accelerator-type tiny in-line centipede electrode structure directly driven by logic IC of 90-nm CMOS process
Waveguide modulators Traveling-wave devices
2015/5/21
InP MZ modulator of sub 1-V pp driving voltage with quasi-traveling-wave electrode structure and Logic IC of 90-nm CMOS process as its driver were developed. Their applicability was demonstrated throu...
Linear and nonlinear impairment mitigation for enhanced transmission performance
Linear nonlinear impairment mitigation enhanced transmission performance
2015/5/20
We review the unique resistance of coherent systems to linear effects and the challenges to digitally mitigate nonlinearities. We also show how linear effects can sometimes turn out to be beneficial b...
Linear and Nonlinear Properties of Ultra-Compact Fiber Device
fiber optics amplifiers oscillators Nonlinear optics fibers
2015/6/10
Linear and nonlinear characteristics of devices using millimeter-scale spools of highly-nonlinear fiber are investigated within 1200-2400nm band. An ultracompact tunable short-wave infrared source was...
160-Gb/s Tunable All-Optical Phase-Transparent Wavelength Conversion through Cascaded SFG-DFG in a Linear-Chirped PPLN Waveguide
Optical communications Nonlinear optics integrated optics
2015/6/10
We experimentally demonstrate a 160-Gb/s tunable and phase-transparent wavelength conversion using cSFG-DFG in a linear-chirped PPLN. Thanks to the enhanced conversion bandwidth, no any optical equali...
Very High Bit Rate Transmission for NGPON using AMOOFDM Direct Modulation of Linear Laser
Fiber optics communications Modulation
2015/6/9
Experimental demonstration of a bit rate as high as 32 Gbit/s is achieved over 20 km SMF for NGPON in a temperature range of 5°C-60°C using AMOOFDM direct modulation of a linear laser.
A “Linear” High-Contrast Gratings Hollow-Core Waveguide and its System Level Performance
Gratings Nonlinear Systems Waveguides
2015/6/9
The high-contrast gratings assisted hollow-core waveguide demonstrates an ultra-low nonlinearity (<6×10 -13 /W/m). Digital and analog system-level simulations further show that the waveguide does not...
Linear and Nonlinear Semiconductor Optical Amplifiers
Quantum-well dot devices Semiconductor nonlinear optics
2015/6/8
Semiconductor Optical Amplifiers (SOAs) may be designed as linear or nonlinear network elements. We report on recent results that indicate advantageous characteristics for QD SOAs as linear and bulk S...
Linear Coherent Optical Receivers
Integrated optoelectronic circuits Coherent communications Phase modulation Fiber optics links and subsystems
2015/6/8
The development of linear coherent receivers at UCSB is reviewed. The progression of the feedback receiver architecture toward closer integration, lower feedback delay and higher performance is outlin...
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...
High Dynamic-Range Microwave Photonic Links using Maximally Linear FIR Optical Filters
Fiber optics links subsystems Frequency modulation
2015/6/4
We propose a microwave photonic link in which maximally linear FIR optical filters discriminate frequency modulation. Using a tenth-order filter, one can achieve a 127 dBm/Hz 2/3 SFDR with 1 mW of rec...
Multi-Band Power Allocation in AMOOFDM High data rate NG-PON downlink transmission direct modulation of linear laser
Fiber optics communications Modulation
2015/6/4
Multi-band power allocation for NG-PON downlink transmission is experimentally demonstrated when implementing AMOOFDM with direct modulation of a linear laser. Multi-user power and bit-allocation allo...
Fisher’s linear discriminant (FLD) and support vector machine (SVM) in non-negative matrix factorization (NMF) residual space for face recognition
face recognition Fisher linear discriminant non-negative matrix factorization residual image
2011/5/9
A novel method of Fisher’s linear discriminant (FLD) in the residual space is put forward for
the representation of face images for face recognition, which is robust to the slight local
feature chan...