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MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.最新文献

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8 channels, 5 bits wideband optical beam steering up to Ku band 8通道，5位宽带光束导向至Ku波段
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422933
N. Vodjdani, G. Granger, D. Mogardien, C. Fordin, J. Chazelaz
{"title":"8 channels, 5 bits wideband optical beam steering up to Ku band","authors":"N. Vodjdani, G. Granger, D. Mogardien, C. Fordin, J. Chazelaz","doi":"10.1109/MWP.2003.1422933","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422933","url":null,"abstract":"The capability of optical technology to perform beamsteering over a large bandwidth without beamsquint is demonstrated on a 8 channels prototype operating in the 6-18 GHz frequency band. The angular coverage of 90/spl deg/ with 9 beam positions is realised by a 5 bits optical true time delay module covering delays from 6.4 ps to 178.4 ps.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"28 5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123582795","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: 5
The effect of a Mach-Zehnder modulator's traveling-wave electrode loss on a photonic link's noise figure 马赫-曾德尔调制器行波电极损耗对光子链路噪声系数的影响
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422909
E. Ackerman, C. Cox
{"title":"The effect of a Mach-Zehnder modulator's traveling-wave electrode loss on a photonic link's noise figure","authors":"E. Ackerman, C. Cox","doi":"10.1109/MWP.2003.1422909","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422909","url":null,"abstract":"The lowest achievable noise figure for an amplifierless photonic link using a traveling-wave external modulator is derived, assuming perfect, passive impedance matching. Expressions applicable to both lossless and lossy traveling-wave electrodes are presented.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"28 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115584064","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
On the use of single-sideband modulation for optical vector network analysis 利用单边带调制进行光矢量网络分析
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422857
R. Hernandez, A. Loayssa, D. Benito
{"title":"On the use of single-sideband modulation for optical vector network analysis","authors":"R. Hernandez, A. Loayssa, D. Benito","doi":"10.1109/MWP.2003.1422857","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422857","url":null,"abstract":"We investigate theoretically and experimentally the feasibility and the limitations of optical vector network analysis based on single-sideband modulation. It is found that the accuracy of the technique relies on a high suppression of the unwanted sideband.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115594511","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
Investigations in the joint effect of fiber dispersion and nonlinear refraction in microwave optical links 微波光链路中光纤色散和非线性折射联合效应的研究
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422904
I. Frigyes, Z. Várallyay, O. Schwelb, L. Jakab, P. Richter
{"title":"Investigations in the joint effect of fiber dispersion and nonlinear refraction in microwave optical links","authors":"I. Frigyes, Z. Várallyay, O. Schwelb, L. Jakab, P. Richter","doi":"10.1109/MWP.2003.1422904","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422904","url":null,"abstract":"Transmission of optical signals intensity-modulated by an RF carrier is investigated. Linear and nonlinear effects are found to be independent as long as the nonlinear part of the fiber phase-constant less than one third of the dispersive part. Soliton-like effects are discovered at higher power levels.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"45 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127003161","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: 5
A novel RF photonics band-pass filter 一种新型射频光子带通滤波器
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422834
S. Mansoori, L. Bui, A. Mitchell
{"title":"A novel RF photonics band-pass filter","authors":"S. Mansoori, L. Bui, A. Mitchell","doi":"10.1109/MWP.2003.1422834","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422834","url":null,"abstract":"A novel photonically implemented RF band-pass filter, using a comb-laser and a fiber dispersive medium is presented. Positive and negative taps are achieved by driving two Mach-Zehnder modulators with opposing quadrature biases.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115042194","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: 4
The "effective" gains and noise figures of individual components in an analog photonic link 模拟光子链路中单个元件的“有效”增益和噪声系数
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422924
E. Ackerman
{"title":"The \"effective\" gains and noise figures of individual components in an analog photonic link","authors":"E. Ackerman","doi":"10.1109/MWP.2003.1422924","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422924","url":null,"abstract":"This paper defines \"effective\" gains and noise figures for each component in an analog photonic link which, when inserted into the equation for the noise figure of cascaded components, yield the established link noise figure equation. Whereas the square-law electro-optic devices (modulator and photodetector) have effective gains that are - not surprisingly - dependent on RF power levels, it is found that the effective noise figures of the components that dominate the link noise figure are independent of RF power over the link's range of useful RF input power levels.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115258637","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: 7
Effect of optical reflection on nonlinear characteristics of direct modulated lasers 光反射对直接调制激光器非线性特性的影响
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422873
T. Marozsák, E. Udvary, A. Kovács, T. Berceli
{"title":"Effect of optical reflection on nonlinear characteristics of direct modulated lasers","authors":"T. Marozsák, E. Udvary, A. Kovács, T. Berceli","doi":"10.1109/MWP.2003.1422873","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422873","url":null,"abstract":"The effect of optical reflection on direct modulated laser sources were experimentally studied. Key parameters of microwave optical links such as second and third order intercept point and spurious free dynamic range were measured as function of optical back-reflection level. MQW Fabry-Perot and DFB lasers were compared with short and long optical fibers.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131144622","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
Time delay based optoelectronic processing of RF signals 基于延时的射频信号光电处理
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422925
D. Dolfi
{"title":"Time delay based optoelectronic processing of RF signals","authors":"D. Dolfi","doi":"10.1109/MWP.2003.1422925","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422925","url":null,"abstract":"Optoelectronic architectures providing processing capabilities based on the generation of high precision time delays are reviewed.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"66 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114561515","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
Opportunities for microwaves and photonics in medical diagnostics and therapy 微波和光子学在医学诊断和治疗中的机会
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422825
A. Rosen, H. Rosen, R. Hsi, D. Rosen, G. Happawana, G. Evans
{"title":"Opportunities for microwaves and photonics in medical diagnostics and therapy","authors":"A. Rosen, H. Rosen, R. Hsi, D. Rosen, G. Happawana, G. Evans","doi":"10.1109/MWP.2003.1422825","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422825","url":null,"abstract":"Part I of this presentation discusses topics on RF/microwaves and optics in therapeutic medicine. The advances in the areas of RF/microwave cardiac ablation, RF/microwave treatment of benign prostatic hyperplasia (BPH), microwave balloon technology, RF in the treatment of sleep apnea, LED array for neonatal phototherapy and endoscopic light sources for photodynamic therapy (PDT) are specifically addressed. Part II presents various techniques available for breast cancer detection. Current limitations are discussed and future research trends are enumerated.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"86 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130099586","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
Optically controlled phase-shifter based on gaps on microstrip line 基于微带线间隙的光控移相器
MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003. Pub Date : 2003-09-10 DOI: 10.1109/MWP.2003.1422895
M. El khaldi, F. Podevin, A. Vilcot
{"title":"Optically controlled phase-shifter based on gaps on microstrip line","authors":"M. El khaldi, F. Podevin, A. Vilcot","doi":"10.1109/MWP.2003.1422895","DOIUrl":"https://doi.org/10.1109/MWP.2003.1422895","url":null,"abstract":"An optically controlled phase-shifter has been designed taking benefit of high resistive silicon photo-absorption at 843 nm. Phase-shift of 85/spl deg/ has been achieved in the frequency range 18 GHz-28 GHz under very low optical power while the magnitude remains practically constant. Physical and electromagnetic modelling has been performed to explain optically controlled microwave effects in these microstrip structures.","PeriodicalId":432014,"journal":{"name":"MWP 2003 Proceedings. International Topical Meeting on Microwave Photonics, 2003.","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122430067","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: 9
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