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2017SPIE光学系统装调、公差和验证专题会议（Optical System Alignment,Tolerancing,and Verification XI）
2017 SPIE 光学系统装调、公差和验证 专题会议
2017/4/25
2017SPIE光学系统装调、公差和验证专题会议（Optical System Alignment,Tolerancing,and Verification XI）。
High-Efficiency Polarized Light Illumination System for Liquid-Crystal-Display Projectors
liquid crystal display illumination system projector polarization conversion shape conversion offset design
2011/11/30
We present a new optical system with two identical s- and p-polarized light paths for converting a random polarized beam into a linearly polarized one. The system also provides a uniform and rectangul...
New Ground-to-Train High-Speed Free-Space Optical Communication System with Fast Handover Mechanism
Free-space optical communication Scanners
2015/5/26
We developed a new ground-to-train free-space optical communication system that performs stable high-speed communication even when a train is running at high speed and does fast handover between laser...
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...
System Impacts of Modulation Technology and Phase Noise on Coherent Analog Optical Links
Radio frequency photonics
2015/5/22
We describe an analog optical link using amplitude modulation and coherent detection for high SFDR, gain, and low noise figure. We then address the dominant performance-limiting parameters and discuss...
World-First Experimental Demonstration of Synchronous Clock Recovery in an 11.25Gb/s Real-Time End-to-End Optical OFDM System Using Directly Modulated DFBs
Synchronous Clock Recovery Real-Time End-to-End Optical OFDM System Directly Modulated DFBs
2015/5/20
A simple, highly-effective, DSP-free, optical OFDM(OOFDM) synchronous clock recovery technique preserving system performance and enhancing stability is proposed and experimentally demonstrated, for th...
Demonstration of a Symmetrical 10/10 Gbit/s XG-PON2 System
Demonstration System 0/10 Gbit/s XG-PON2
2015/5/18
Full system demonstration of a FSAN XG-PON2 system, which integrates the medium access control and physical layer incorporating 10 Gbit/s burst mode upstream transmission. A specific challenge address...
20 Gb/s WDM-PON System with 1 GHz RSOA using Partial Response Equalization and Optical Filter Detuning
20 Gb/s WDM-PON System Response Equalization GHz RSOA Optical Filter Detuning
2015/5/18
We report high speed operation in WDM-PON with low-bandwidth RSOA using partial response equalization and optical filter detuning techniques. 20 Gb/s transmission over 10 km fiber is demonstrated with...
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...
Spectral Target-Detecting System Using Sine-Wave Modulation
Sine-wave modulation Analog Target detection Optical spectrum
2012/4/18
Target detection is one of the key technology of precision chemical application. Previously the digital coding modulation technique was commonly used to emit and receive the optical signal in the targ...
Experimental demonstration of an all-optical analogue to the superradiance effect in an on-chip photonic crystal resonator system
all-optical analogue superradiance effect on-chip photonic crystal resonator system
2015/8/10
We show that an all-optical analogue to the Dicke superradiance effect can be observed in on-chip photonic crystal resonator systems where two resonators are separated by a distance much longer than t...
Quantum critical coupling conditions for zero single-photon transmission through a coupled atom-resonator-waveguide system
Quantum critical coupling conditions zero single-photon transmission coupled atom-resonator-waveguide system
2015/8/10
The quantum critical coupling conditions, where single-photon transmission goes to zero, for systems of a coupled ring resonator and atom in a one-dimensional single-mode waveguide are discussed. The ...
Tuning the coherent interaction in an on-chip photonic-crystal waveguide-resonator system
coherent interaction on-chip photonic-crystal waveguide-resonator system
2015/8/10
We experimentally demonstrated that the characteristics of the coherent interaction between two waveguide-coupled resonators can be drastically tuned by changing the propagation phase in the waveguide...
1×16 optical packet switch sub-system with a monolithically integrated InP optical switch
Switching packet Optical processing Wavelength filtering devices
2015/6/9
We demonstrate a 1x16 optical packet switch sub-system for 160 Gbps RZ-OOK and 12 x 10 Gbps multi-wavelength DPSK packets. We show error-free operation with maximum penalties of 0.7 dB for 160 Gbps RZ...
Characterization of a MEMS Based Optical System for Free-Space Board-to-Board Optical Interconnects
Free-space optical communication Alignment
2015/6/9
We demonstrate alignment of an array of VCSELs to detectors, using a MEMS-based lens system for free-space board-to-board optical interconnects. Our optical system is capable of aligning up to 5 degre...