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Analysis of the stress-optical effects in silica-on-silicon optical waveguides 硅对硅光波导中应力-光效应的分析
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.888431
T. Lang, Jingguo Kuang, Xufeng Lin
{"title":"Analysis of the stress-optical effects in silica-on-silicon optical waveguides","authors":"T. Lang, Jingguo Kuang, Xufeng Lin","doi":"10.1117/12.888431","DOIUrl":"https://doi.org/10.1117/12.888431","url":null,"abstract":"Stress-induced birefringence in silica-on-silicon waveguides is analyzed by the finite element method using the normalized plane strain model. The simulation results show that the thermal expansion coefficient of the upper-cladding is the most critical factor. A waveguide with zero birefringence is obtained and used to realize polarization independent AWGs.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134487711","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Plane displacement measurement of rigid body by laser speckle 激光散斑法测量刚体平面位移
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.887706
Chuan Zhong, Changyu Shen, L. Xiang, Ke Li
{"title":"Plane displacement measurement of rigid body by laser speckle","authors":"Chuan Zhong, Changyu Shen, L. Xiang, Ke Li","doi":"10.1117/12.887706","DOIUrl":"https://doi.org/10.1117/12.887706","url":null,"abstract":"A measurement system of plane displacement in rigid body was designed. Plane displacement was calculated by the cross-correlation of speckle image. Measurement results showed that the absolute-error and the opposite-error of the plane displacement less than ±14µm and ±6.25% respectively, under the displacement range of 300 µm.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"75 5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130987958","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
FSK/ASK re-modulation WDM-PON with image rejection receiver 带图像抑制接收机的FSK/ASK重调制WDM-PON
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.888595
Yuan Fang, Xiao Liu, Xi Zheng, W. Fang, C. Hou, Yufeng Shao, N. Chi
{"title":"FSK/ASK re-modulation WDM-PON with image rejection receiver","authors":"Yuan Fang, Xiao Liu, Xi Zheng, W. Fang, C. Hou, Yufeng Shao, N. Chi","doi":"10.1117/12.888595","DOIUrl":"https://doi.org/10.1117/12.888595","url":null,"abstract":"We propose FSK/ASK re-modulation WDM-PON with coherent receiver. Apparent BER improvement is obtained by utilizing FSK image rejection receiver, especially for long distance transmission. Parameters in image rejection receiver which affect the system performance are analyzed. Results show that the presented scheme is promising in super long reach access network.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"44 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132029354","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
The structure design and analysis of OFDM symbol in CO-OFDM system CO-OFDM系统中OFDM符号的结构设计与分析
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.888569
Zhansheng Wang, Yaojun Qiao, Yuefeng Ji
{"title":"The structure design and analysis of OFDM symbol in CO-OFDM system","authors":"Zhansheng Wang, Yaojun Qiao, Yuefeng Ji","doi":"10.1117/12.888569","DOIUrl":"https://doi.org/10.1117/12.888569","url":null,"abstract":"The structure of OFDM symbol has great influence on CO-OFDM system. This paper first presents a typical structure of OFDM symbol with virtual subcarriers and pilots for CO-OFDM. Simulation results indicate that the proposed structure is very suitable for CO-OFDM system and with this structure performance of CO-OFDM is improved largely.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"138 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132141935","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
A novel joint frequency offset and channel estimation method for CO-OFDM system 一种新的CO-OFDM系统联合频偏和信道估计方法
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.888573
Zhansheng Wang, Yaojun Qiao, Yuefeng Ji
{"title":"A novel joint frequency offset and channel estimation method for CO-OFDM system","authors":"Zhansheng Wang, Yaojun Qiao, Yuefeng Ji","doi":"10.1117/12.888573","DOIUrl":"https://doi.org/10.1117/12.888573","url":null,"abstract":"We investigate the problem of joint frequency offset and channel estimation for an 112Gbit/s QPSK CO-OFDM system. The paper presents a novel joint frequency offset and channel estimation method based on CP and training symbols. Simulation results indicate that even OSNR is very low, it estimates frequency offset and channel response very well.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114681326","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Numerical modeling and experimental testing of reflective semiconductor optical amplifier (RSOA) with modulation bandwidth optimization 调制带宽优化反射半导体光放大器(RSOA)的数值建模与实验测试
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.888629
Mingtao Liu, Min Zhang, Lei-an Liu, Yang Wei, Libo Cai, P. Ye
{"title":"Numerical modeling and experimental testing of reflective semiconductor optical amplifier (RSOA) with modulation bandwidth optimization","authors":"Mingtao Liu, Min Zhang, Lei-an Liu, Yang Wei, Libo Cai, P. Ye","doi":"10.1117/12.888629","DOIUrl":"https://doi.org/10.1117/12.888629","url":null,"abstract":"A numerical model for RSOA including spatial variations of carrier density and ASE noise, is established and validated via experimental tests. Performance of RSOA with different cross-sectional areas of active region is investigated in the simulations. Reducing the cross-sectional area can increase its modulation bandwidth.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133745587","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
MOEMS gyroscope based on acoustooptic mode coupling 基于声光模式耦合的MOEMS陀螺仪
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.888635
Shu-xiang Lu, Shufen Chen, Yi Zhao
{"title":"MOEMS gyroscope based on acoustooptic mode coupling","authors":"Shu-xiang Lu, Shufen Chen, Yi Zhao","doi":"10.1117/12.888635","DOIUrl":"https://doi.org/10.1117/12.888635","url":null,"abstract":"A novel structure of Micro-Optic-Electro-Mechanical-System (MOEMS) gyroscope was designed. Optical waveguide diffractive component, electro-optical modulator and Surface Acoustic Wave (SAW) sensor etc. were integrated on a XY LiNbO3 substrate. The obtained sensitivity was 12 uVdeg<sup>−1</sup>s<sup>−1</sup> in the angular rate range of 0 –400deg/s.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"117 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133378997","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
The study of wavelength interval between adjacent ONUs in OFDMA-PON OFDMA-PON中相邻onu之间波长间隔的研究
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.888923
Xiaoting Xie, Yaojun Qiao, Yuefeng Ji
{"title":"The study of wavelength interval between adjacent ONUs in OFDMA-PON","authors":"Xiaoting Xie, Yaojun Qiao, Yuefeng Ji","doi":"10.1117/12.888923","DOIUrl":"https://doi.org/10.1117/12.888923","url":null,"abstract":"We study the influence of wavelength interval between adjacent ONUs in OFDMA-PON by simulation and theoretical analysis, and find the minimum wavelength intervals which are different in ideal and actual system. The ideal minimum wavelength interval is twice of OFDM symbol bandwidth, while actual minimum interval is larger than that.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127025536","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Optical S-R latch demonstration using injection-locked single-mode FP-LD 使用注入锁定单模FP-LD的光学S-R锁存器演示
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.888296
M. Rakib-Uddin, T. Hoai, B. Nakarmi, Y. Won
{"title":"Optical S-R latch demonstration using injection-locked single-mode FP-LD","authors":"M. Rakib-Uddin, T. Hoai, B. Nakarmi, Y. Won","doi":"10.1117/12.888296","DOIUrl":"https://doi.org/10.1117/12.888296","url":null,"abstract":"An optical S-R latch is demonstrated using two injection locked single-mode (SM) Fabry-Perot laser diode (FP-LD). The S-R latch is based on the bi-stability and injection-locking properties of FP-LD. The latch performs simultaneous inverted and non-inverted outputs in set and reset states. The switching time was about 90 ps.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121735345","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A novel photonic method for millimetre-wave band vector signal modulation in 60GHz RoF systems 60GHz RoF系统中毫米波矢量信号调制的一种新光子方法
Asia Communications and Photonics Conference and Exhibition Pub Date : 2010-12-08 DOI: 10.1117/12.888241
Ran Shi, Hong-wei Chen, Mo Li, Minghua Chen, S. Xie
{"title":"A novel photonic method for millimetre-wave band vector signal modulation in 60GHz RoF systems","authors":"Ran Shi, Hong-wei Chen, Mo Li, Minghua Chen, S. Xie","doi":"10.1117/12.888241","DOIUrl":"https://doi.org/10.1117/12.888241","url":null,"abstract":"A novel photonic method which employs the optical carrier suppression (OCS) scheme and an optical I/Q modulator to generate millimetre-wave band vector signals for 60GHz RoF systems is proposed. The generation of 2.5G Symbol/sec 16-QAM signal at 60GHz band is simulatively demonstrated as an example.","PeriodicalId":126232,"journal":{"name":"Asia Communications and Photonics Conference and Exhibition","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2010-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125230662","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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