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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...
Multilevel Optical Modulator with PLC and LiNbO 3 Hybrid Integrated Circuit
Electro-optical devices Waveguide modulators
2015/5/26
Optical modulators with a hybrid configuration of silica-PLCs and LiNbO 3 phase modulators are promising for advanced multilevel modulation formats. Modulators for OFDM-QPSK, 64QAM, and a selectable f...
Polymer PLC as an Optical Integration Bench
Photonic integrated circuits Polymer waveguides Thin film devices and applications
2015/5/26
A polymer-based photonic toolbox is presented, in which fiber grooves, waveguides,thin film elements and 45°mirrors can be combined for hybrid integration with active components.The toolbox provides s...
Compact PLC-based Transponder Aggregator for Colorless and Directionless ROADM
Buffers couplers routers switches multiplexers Optical switching devices Waveguides planar
2015/5/22
We describe a compact transponder aggregator comprising a splitter-switch and a tunable filter array based on PLC technology. We realize a colorless, directionless and contentionless multi-degree ROAD...
Compact 4x4 Optical Cross-connect with Add/Drop Ports using PLC Technology
Compact 4x4 Optical Cross-connect Add/Drop Ports PLC Technology
2015/5/18
Compact and practical 4-degree optical cross-connect equipment with add/drop ports is realized for use in connecting ROADM ring networks. Eight 40-channel AWGs and forty 4x4 matrix switches are integr...
涡流探伤中PLC监控软件的设计
涡流探伤 PLC 监控软件
2012/5/11
利用Visual Basic为平台，开发了一套PLC上位监控软件，实现了PC上位机和PLC的通讯连接，并成功用于涡流探伤监控系统中。该监控软件简便易用，人机交互性强，能够及时地更新显示监控信息。
深圳市莱特威科技有限公司产品：PLC波导型光纤分路器（图）
深圳市莱特威科技有限公司 PLC波导型 光纤分路器
2011/4/20
莱特威科技致力于平面波导集成光学器件（PLC）技术的规模化应用，在光波导器件的光学设计，测试和器件封装领域实力雄厚，拥有世界领先的高效率的器件生产工艺，实现了各种无源和有源器件的混合集成。
向客户大量提供FTTX用各种型号平面波导光分路器。该器件基于平面沾光波导集成技术，具有工作波长范围宽，分光均匀性好，可靠性，寿命长和高性价比等特点。目前可供选择的有：1×N（4，8，16，32，64），2×...
Carbon-Nanotube-Deposited PLC Waveguide for Four-Wave Mixing based Wavelength Conversion
Nonlinear optical materials Nonlinear optics four-wave mixing
2015/6/9
We demonstrated a novel carbon-nanotube-deposited PLC waveguide for four-wave-mixing-based wavelength conversion. Tunable wavelength converted 10-Gb/s NRZ signal is achieved with 3-dB power penalty. T...
PLC-based eight-channel OFDM demultiplexer and its demonstration with 160 Gbit/s signal reception
Integrated optics devices Optical communications
2015/6/8
An integrated-optic demultiplexer for 8 x 10 Gbaud OFDM sub-carrier channels is realized, which comprises a PLC-based 8 x 8 optical FFT circuit. It is successfully used to demultiplex a 160 Gbit/s OFD...
Double-Pass PBS-Integrated Coherent Mixer Using Silica-based PLC
Integrated optics devices Coherent communications Fiber optics communications.
2015/6/8
A coherent mixer with double-pass polarization-beam splitters integrated in silica-based PLC is newly developed. It is experimentally confirmed that the developed PLC-chip successfully works in the re...
基于PLC和无线传感器网络的光电监测系统构建
ABB PLC Modbus协议 光电监测 FameView软件 无线传感器网络
2011/4/18
为了克服传统监测系统的不足，构建一种基于PLC和无线传感器网络的光电监测系统。在分析光电监测系统的构成及工作原理的基础上，探讨了基于遥测技术的无线光电传感器网络实现方式，研究了ABB PLC软硬件实现及FameView的开发的可行性。采用ABB公司生产的AC500 PLC作为主要控制器件，通过Modbus协议按地址依次轮询无线传感器节点来采集数据，对其进行相应处理，并将最终结果传递给上位机。上位机...
240-Gb/s Polarization-Multiplexed 64-QAM Modulation and Blind Detection Using PLC-LN Hybrid Integrated Modulator and Digital Coherent Receiver
Polarization-Multiplexed 64-QAM Modulation Blind Detection PLC-LN Hybrid Integrated Modulator Digital Coherent Receiver
2015/7/20
We demonstrate 240-Gb/s 64-QAM signal modulation and detection. 20-Gbaud 64-QAM signals are generated employing hybrid integration of silica PLCs and LiNbO 3 phase modulators, and demodulated with a d...
Efficient ROADM-ring Connecting Node Switch Architecture that Utilizes Waveband Routing and its Realization with PLC Technologies
Efficient ROADM Architecture that Utilizes Waveband Routing Realization PLC Technologies
2015/7/15
An efficient ROADM-ring connecting node architecture is proposed that utilizes waveband routing and achieves small footprint and cost-effectiveness. The key component devices are implemented using PLC...
Experimental Demonstration of Phase-Matched OCDM Using PLC-LN Multi-Frequency Self-Homodyne Module
OCDM PLC-LN Multi-Frequency Self-Homodyne Module
2015/8/6
We propose and demonstrate phase-matched OCDM transmission based on multi-frequency self-homodyne detection. The feasibility is verified based on experiments using a developed PLC-LN module at the bit...
Compactly Arranged 25-stage PLC Mach-Zehnder-Type Wide-Band Tunable Dispersion Compensator
Compactly Arranged PLC Mach-Zehnder-Type Wide-Band Tunable Dispersion Compensator
2015/7/30
We fabricated a compactly arranged 25-stage PLC MZI type tunable dispersion compensator with FSR=200GHz,and achieved +/-300ps/nm of dispersion and 60GHz of usable bandwidth with low polarization depen...