搜索结果: 46-60 共查到“光电子技术 Optical”相关记录499条 . 查询时间(0.093 秒)
MEMS-Based Miniature Optical Pickup
2011/11/25
The technology challenges for miniature optical pickups include high-numerical-aperture objective lens design, servo actuator functions and performance, and component assembly tolerance. In this paper...
Binary Phase Micro-Grating and Polarization Beam Splitter for Free-Space Micro Optical Pickups
2011/11/24
A pop-up binary-phase micrograting and a pop-up micro polarization beamsplitter, for potential use in micro-optical pickups, have been realized on a single silicon chip using a two-layer polysilicon a...
We demonstrated a laser diode position sensor for a near-field height control system. The feedback signal of the laser diode sensor resulted from self-mixing interferometry was characterized and model...
By using an optical nonreturn-to-zero (NRZ) format data-stream to injection-lock an synchronously modulated Fabry-Perot laser diode at below threshold condition (without DC driving current), an output...
High-speed all-optical data-format conversion and logic gate from a synchronously modulated Fabry朠閞ot laser diode (FPLD) below threshold condition is demonstrated by using external injection-induced n...
A multiwavelength fiber ring laser that is based on an S-band erbium-doped fiber amplifier (EDFA) and a semiconductor optical amplifier (SOA) is developed. An optical switch is used to switch the mult...
Hybrid optical access networks, integrating fiber-tothe-home (FTTH) and radio-over-fiber (RoF) systems that share a single distributed infrastructure, are promising for future multiservice access netw...
RADIO-OVER-FIBER (ROF) systems have attracted much interest for potential use in future broadband wireless communications. Essential to ROF systems is the ability to generate and transmit optical radi...
Following the accelerated development of wireless communications, efficient and costeffective methods of generating and transmitting microwave and millimeter-wave signals are increasingly important. T...
WITH THE accelerated development of wireless communications,efficient and cost-effective methodsof generating and transmitting microwave/millimeter-wave
signals are of the utmost importance. The gene...
Hybrid Optical Beam-Former in Receiver Mode
Chirped Fiber Grating Group Delay Ripple Microwave Photonics Optical Phased Array Antennas
2013/1/30
In this paper, an optical beam-former in receiving mode has been proposed and experimentally demonstrated. The requirement in system's hardware has been dramatically reduced using a hybrid approach be...
Ultracompact nonreciprocal optical isolator based on guided resonance in a magneto-optical photonic crystal slab
nonreciprocal optical isolator guided resonance magneto-optical photonic crystal slab
2015/8/10
We design an ultracompact optical isolator with normal incident geometry that operates with a bandwidth that is substantial for a device of this size. For operation in a telecommunication wavelength o...
Optical Fiber Link with 1E-19 frequency stability using a Planar-Waveguide External Cavity Laser Diode
Optical Fiber Link 1E-19 frequency Planar-Waveguide External Cavity Laser Diode
2011/8/3
Abstract: We compare the performances of a compact planar-waveguide external cavity laser (ECL) and a traditional fiber laser (FL) frequency locked to a Fabry-P\'erot cavity and demonstrate the possib...
Hybrid Integration of Semiconductor Optical Amplifier and Silica-based Planar Lightwave Circuit for Low Polarization Dependent Gain
Integrated optics devices Waveguides planar
2015/5/26
We demonstrated a semiconductor optical amplifier hybrid-integrated with a silica-based planar lightwave circuits. With deploying polarization diversity circuit, polarization dependent gain was reduce...
Novel Flexible-Format Optical Modulator with Selectable Combinations of Carrier Numbers and Modulation Levels Based on Silica-PLC and LiNbO 3 Hybrid Integration
Electro-optical Devices Waveguide Modulators Integrated optics devices
2015/5/26
We devised a novel flexible-format optical modulator that can optically select optimum sets of carrier numbers and modulation levels according to transmission conditions. The modulator with PLC-LN hyb...