搜索结果: 1-15 共查到“光学仪器及技术 performance”相关记录18条 . 查询时间(0.217 秒)
Nanostructured photon management for high performance solar cells
Solar cell Light trapping Nanocone Nanowire
2015/8/10
Advanced photon management, involving both absorption enhancement and reflection reduction, is critical to all photovoltaic devices. Here we discuss a novel solar cell structure with an efᤙ...
Tsubame-2-a 2.4 PFLOPS Peak performance system
Tsubame-2 a 2.4 PFLOPS Peak performance system
2015/5/25
We have jointly developed, with our customer, Tokyo Institute of Technology (TITECH), and our software integration partner, NEC, a multi-PETA-scale supercomputer system that consists of commodity proc...
High-Performance Low-Loss Silicon-on-Insulator Microring Resonators using TM-polarized Light
Optical devices Resonators
2015/5/22
Microring resonators on SOI are investigated for both orthogonal polarizations. By demonstrating low-loss (1.94dB/cm) microring resonators with an intrinsic Q up to 340000 we proof that using TM-polar...
Performance Comparison between 120 Gbit/s RZ-DQP-ASK and RZ-D8PSK over a 480 km Link
Performance Comparison between 120 Gbit/s RZ-DQP-ASK RZ-D8PSK 480 km Link
2015/5/20
This paper experimentally presents the first direct comparison between two 120-Gbit/s 8-ary formats and show that both can be superior over different distances. The performances of two formats are als...
System Impairments and Performance Implications of ASE Seeded WDM PON Systems
ASE Seeded WDM PON Systems Performance Implications System Impairments
2015/5/18
Systematic analysis of various impairments in ASE seeded WDM PONs is presented and transmission performance limitations are determined in this paper. From a system perspective,characteristics of color...
Compact Tunable Delay Interferometer using Movable Prism for DPSK Optical Performance Monitor
Compact Tunable Delay Interferometer Movable Prism PSK Optical Performance Monitor
2015/5/15
A tunable delay interferometer for a multi-bit-rate DPSK optical performance monitor is described. Quality monitoring of various bit rate signals using all-optical sampling is demonstrated and agrees ...
High-Performance 850 nm VCSEL and Photodetector Arrays for 25 Gb/s Parallel Optical Interconnects
Fiber optics components
2015/6/9
We design, fabricate and demonstrate 850 nm VCSEL and PD arrays which operate at 25 Gb/s per channel, up to 600 Gb/s with 24 channels, for low-power parallel optical module applications. We also repor...
Symmetry-induced Dispersion and performance penalty in Coupled Resonator Optical Waveguides
Micro-optical devices Coupled resonators
2015/6/8
We show that for fundamental reasons, microdisk based CROWs possess two non-degenerate transmission modes, making their long-planned use in optical communications highly challenging. Interference betw...
A 448 × × 448 Optical Cross-Connect for High-Performance Computers and Multi-Terabit/s Routers
Switching, packet Switching Buffers couplers switches & mux
2015/6/5
We experimentally demonstrate the feasibility and dynamic switching performance of a 448 x 448 AWGR-based OXC with nanoseconds switching speed. To our knowledge, such a port-count is unprecedented for...
Experimental Comparison of Performance Monitoring Using Neural Networks Trained with Parameters Derived from Delay-Tap Plots and Eye Diagrams
Fiber optics communications Pattern recognition neural networks
2015/6/4
We experimentally demonstrate the use of artificial neural networks trained with parameters derived from both delay-tap plots and eye diagrams for multi-impairment monitoring in a 40-Gbit/s non-return...
Performance comparison of slow-light coupled-resonator optical gyroscopes
Fiber-optical gyros Sagnac effect fi ber gyros fi ber-optical sensors measurement of rotation
2015/8/10
We investigate the connection between group velocity and rotation sensitivity in a number of resonant gyroscope designs.
Demonstration and Performance Study of Symmetric 10G-EPON System
Performance Study Symmetric EPON System
2015/8/6
We have experimentally investigated the technical feasibility of a symmetric 10G-EPON system, and confirmed that more than 9 Gbit/s upstream throughput was achieved by enlarging burst length.
Enhanced Optical Budget System Performance of an Burst Extended PON at 10.7Gbit/s over 60km of Fibre
Optical Budget System Performance Extended PON
2015/8/4
A 10.7Gbit/s upstream extended PON was demonstrated over 60km of fibre in burst configuration. A budget of 39.5 and 55dB was achieved without and with SOA respectively.
Enhanced Optical Budget System Performance of an Burst Extended PON at 10.7Gbit/s over 60km of Fibre
Optical Budget System Performance Extended PON
2015/8/4
A 10.7Gbit/s upstream extended PON was demonstrated over 60km of fibre in burst configuration. A budget of 39.5 and 55dB was achieved without and with SOA respectively.
Optical Performance Monitoring Techniques;Current Status and Future Challenges
Optical Performance Monitoring Techniques
2015/7/31
The optical performance monitoring technique is of critical importance for the continual advancement of dynamic WDM networks. This paper reviews its current status and future challenges.