{"title":"Photonic mixing using a Franz-Keldysh electroabsorption modulator monolithically integrated with a DFB laser","authors":"J. Onnegren, J. Svedin","doi":"10.1109/MWP.1996.662095","DOIUrl":"https://doi.org/10.1109/MWP.1996.662095","url":null,"abstract":"The photonic mixing properties of a Franz-Keldysh (FK) electroabsorption modulator monolithically integrated with a DFB laser has been characterised. By using a HEMT based impedance matching network between the detector diode and the 50 /spl Omega/ output line a conversion gain of 30 dB has been obtained for downconversion from 3 to 0.1 GHz.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"35 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117165751","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}
M. Tonouchi, M. Tani, Z. Wang, K. Sakai, N. Wada, M. Hangyo
{"title":"Terahertz radiation excited by ultrafast supercurrent modulation [of YBCO thin films]","authors":"M. Tonouchi, M. Tani, Z. Wang, K. Sakai, N. Wada, M. Hangyo","doi":"10.1109/MWP.1996.662054","DOIUrl":"https://doi.org/10.1109/MWP.1996.662054","url":null,"abstract":"We realized a new type of terahertz radiation by an ultrafast supercurrent modulation in high-T/sub c/ superconductors with femtosecond laser pulse irradiation. Sub-/spl mu/W radiation into free space with a pulse width of 0.4 ps was detected.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"58 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128281710","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}
{"title":"Effect of EDFA ASE noise on the performance of millimetre-wave fibre radio communication systems","authors":"S.L. Zhang, P. Lane, J. O'Reilly","doi":"10.1109/MWP.1996.662092","DOIUrl":"https://doi.org/10.1109/MWP.1996.662092","url":null,"abstract":"Effect of EDFA ASE noise on millimeter-wave fibre radio communication systems was studied. Greater effect is found for higher EDFA gain. An optical filter reduces the effect considerably. Splitting loss after EDFA degrades system performance slightly.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132602273","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}
{"title":"Ultrafast modulation of resonant light and transient wave mixing in semiconductor quantum wells","authors":"A. Neogi, H. Kawaguchi","doi":"10.1109/MWP.1996.662081","DOIUrl":"https://doi.org/10.1109/MWP.1996.662081","url":null,"abstract":"A density matrix approach is employed to investigate a high speed all-optical modulation process in semiconductor quantum wells. The effect of nonlinear wave-mixing on the modulation process due to asymmetricity of the system is also discussed.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"8 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133685602","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}
H. Hayashi, M. Nakatsugawa, T. Nakagawa, M. Muraguchi
{"title":"A novel optical control technique using tunable inductance circuits","authors":"H. Hayashi, M. Nakatsugawa, T. Nakagawa, M. Muraguchi","doi":"10.1109/MWP.1996.662151","DOIUrl":"https://doi.org/10.1109/MWP.1996.662151","url":null,"abstract":"A novel optical inductance control technique using tunable inductance circuits is presented. The technique employs direct illumination as a means of optically controlling inductance. This is a promising technique for controlling oscillators, filters, active antennas, etc.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"331 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133731656","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}
{"title":"Design of patch antennas for integration in OEICs for optical fiber picocellular systems","authors":"R. Waterhouse, D. Novak","doi":"10.1109/MWP.1996.662074","DOIUrl":"https://doi.org/10.1109/MWP.1996.662074","url":null,"abstract":"We investigate theoretically several patch antenna structures for integration in OEICs incorporating photonic devices and MM-wave amplifiers. We show that to obtain optimum antenna performance, separate dielectric layers must be used to isolate the antenna from the feeding structure which incorporates the OEIC.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123958190","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}
{"title":"Wireless access in HFC systems","authors":"W. Way","doi":"10.1109/MWP.1996.662066","DOIUrl":"https://doi.org/10.1109/MWP.1996.662066","url":null,"abstract":"Wireless access in HFC (hybrid-fiber-coax) systems essentially integrates two major telecommunication infrastructure, i.e., wireless and HFC networks. From a transmission system technology point of view, this paper reviews the feasibility and technical limitations in carrying out the network integration. Capacity estimation of an HFC optical node-based CDMA and TDMA microcellular/PCS systems using an upstream channel model is provided. The channel model consists of an empirical wave propagation model for transmission from handset to the radio antenna port (RAP), a coaxial cable model that takes into account ingress noise and microreflections, and a clipping-limited laser diode.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"48 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124707360","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}
{"title":"Millimeter-wave (37 GHz) transmission of data (up to 500 Mb/s) in an optically fed wireless link incorporating a hybrid mode-locked monolithic DBR laser","authors":"Z. Ahmed, D. Novak, R. Waterhouse, H. Liu","doi":"10.1109/MWP.1996.662063","DOIUrl":"https://doi.org/10.1109/MWP.1996.662063","url":null,"abstract":"We demonstrate for the first time, low error rate transmission of 200 Mb/s BPSK data at 37 GHz using a hybrid mode-locked monolithic DBR laser. In addition we demonstrate low error-rate data transmission up to 500 Mb/s over an optically fed wireless link at 37 GHz which is suitable for picocellular communications and indoor wireless networks.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"41 1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129112246","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}
{"title":"Negative light-modulation phenomenon in Er-doped YAG crystal using a modulated laser diode","authors":"Y. Maeda, M. Migitaka","doi":"10.1109/MWP.1996.662090","DOIUrl":"https://doi.org/10.1109/MWP.1996.662090","url":null,"abstract":"Dependence of the negative nonlinear absorption effect on both the sample length and the modulation frequency of the incident laser were investigated in an erbium doped yttrium aluminum garnet crystal. Negative light-modulation phenomenon was observed at 100 MHz.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129580493","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}
A. Seeds, A. Bordonalli, B. Cai, X. Huang, C. Walton
{"title":"Advanced techniques for the optical generation of microwave signals","authors":"A. Seeds, A. Bordonalli, B. Cai, X. Huang, C. Walton","doi":"10.1109/MWP.1996.662136","DOIUrl":"https://doi.org/10.1109/MWP.1996.662136","url":null,"abstract":"The paper describes recent developments in the generation of microwave modulated optical signals using optical phase lock loops, including quantum confined Stark effect tuned VCO lasers and the first heterodyne optical injection phase lock loops.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1996-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129202183","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}