{"title":"High current modulation in optically controlled MOSFET using directly-bonded SiO/sub 2/-InP","authors":"T. Yamagata, T. Sakai, K. Sakata, K. Shimomura","doi":"10.1109/MWP.1996.662108","DOIUrl":"https://doi.org/10.1109/MWP.1996.662108","url":null,"abstract":"High current modulation in an optically controlled MOSFET has been obtained. The structure of the device was composed of the absorption region of pin photo diode and the MOSFET region bonded by using SiO/sub 2/-InP direct wafer bonding technique. When the laser light with a wavelength of 1.50 /spl mu/m was irradiated to the absorption region, more than 550 /spl mu/A of drain-to-source current modulation and a maximum responsivity of more than 280 A/W was obtained.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"43 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":"124141292","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":"Phase noise characterization of a harmonically mode-locked erbium doped fiber ring laser","authors":"D. Novak, K. Gupta, Z. Ahmed","doi":"10.1109/MWP.1996.662079","DOIUrl":"https://doi.org/10.1109/MWP.1996.662079","url":null,"abstract":"We present a detailed investigation of the phase noise characteristics of a harmonically mode-locked erbium doped fiber ring laser. RMS timing jitter <1 ps has been measured for a 2 GHz optical pulse train with no active stabilization of the laser.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"11 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":"114521853","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 photoconductive detectors based on semiconductors with long carrier lifetimes","authors":"M. Tani, K. Sakai, H. Mimura","doi":"10.1109/MWP.1996.662056","DOIUrl":"https://doi.org/10.1109/MWP.1996.662056","url":null,"abstract":"Photoconductive switches based on semiconductors with long carrier lifetimes were fabricated and used to detect terahertz (THz) radiation pulses. The detector responses were compared with those of a photoconductive detector based on a semiconductor with a very short carrier lifetime.","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":"117210442","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}
R. Heinzelmann, Andreas Stohr, T. Alder, Dieter Jäger
{"title":"EMC measurements using electrooptic waveguide modulators","authors":"R. Heinzelmann, Andreas Stohr, T. Alder, Dieter Jäger","doi":"10.1109/MWP.1996.662111","DOIUrl":"https://doi.org/10.1109/MWP.1996.662111","url":null,"abstract":"This paper presents results on broadband electroabsorption travelling-wave modulators, designed for employment in a fibre optic field sensor, capable of measuring electric and magnetic fields even within biological tissue.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"6 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":"125766981","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":"Signal extraction with frequency arrangement (SEFA) schemes in fiber-oriented wireless access systems","authors":"Y. Aburakawa, H. Ohtsuka","doi":"10.1109/MWP.1996.662069","DOIUrl":"https://doi.org/10.1109/MWP.1996.662069","url":null,"abstract":"Noise and non-linearity characteristics are very important factors for wireless access systems using subcarrier optical transmission. The signal extraction with frequency arrangement (SEFA) is proposed for improving carrier-to-noise ratio (CNR) because the 3rd-order intermodulation distortion (IM3) produced by E/O can be ignored. Simulation results show that SEFA greatly improves the transmission performance. This technology will make possible cheaper E/O device implementation into a fiber-oriented wireless access systems.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"57 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":"129441005","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. Takeuchi, K. Tsuzuki, K. Sato, S. Matsumoto, M. Yamamoto, Y. Itaya
{"title":"High-speed electroabsorption modulator integrated with DFB laser with bandwidth over 30 GHz and its pulse generation","authors":"H. Takeuchi, K. Tsuzuki, K. Sato, S. Matsumoto, M. Yamamoto, Y. Itaya","doi":"10.1109/MWP.1996.662157","DOIUrl":"https://doi.org/10.1109/MWP.1996.662157","url":null,"abstract":"An integrated electroabsorption modulator integrated with a DFB laser exhibits very high speed modulation characteristics with a bandwidth over 30 GHz. It generates clear and stable optical pulse trains at repetition rates as high as 30 GHz-40 GHz for the first time.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"20 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":"128569141","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":"Two-dimensional multiple beam forming using slab-waveguide-implemented photonic beam forming network","authors":"I. Ogawa, T. Kitoh, A. Himeno, H. Ogawa","doi":"10.1109/MWP.1996.662122","DOIUrl":"https://doi.org/10.1109/MWP.1996.662122","url":null,"abstract":"A slab-waveguide-implemented photonic beam forming network (BFN) applicable to two-dimensional multiple beam forming is proposed. The design point is the use of grating lobes. A slab waveguide design is presented that achieves flexible beam arrangement from variously arranged planar arrays. As an example, a two-dimensional 9 beam formation is demonstrated using a slab waveguide fabricated on a SiO/sub 2/-Si substrate.","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":"1996-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129553853","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":"Concurrent modulation and transmission of microwave signal using frequency modulation of laser diode and transmission through dispersive optical fiber","authors":"M. Ogura, M. Izutsu","doi":"10.1109/MWP.1996.660351","DOIUrl":"https://doi.org/10.1109/MWP.1996.660351","url":null,"abstract":"A new fiber-optic microwave transmission scheme which enables concurrent phase modulation and transmission is proposed. A 140 Mbps DBPSK modulation and transmission over 100 km of single mode fiber is demonstrated at 1550 nm wavelength.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"14 10 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":"131056243","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":"Microwave optical filters based on a fibre Bragg grating in a loop structure","authors":"D. Hunter, R. Minasian","doi":"10.1109/MWP.1996.662150","DOIUrl":"https://doi.org/10.1109/MWP.1996.662150","url":null,"abstract":"A new optical transversal filter structure that features a large number of taps using a single Bragg grating in an active loop is presented. The topology has been used to realise high Q microwave bandpass filters. The impulse response has demonstrated well in excess of 50 taps with precise characteristics. The frequency response demonstrates high resolution having a narrowband bandpass response with a Q of 200. This structure also has the capability for tunable operation.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"32 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":"123696805","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":"Generation of frequency synthesized lightwave pulses by an amplified fiber-optic loop with a high-speed phase modulator","authors":"K. Shimizu, T. Horiguchi, Y. Koyamada","doi":"10.1109/MWP.1996.660355","DOIUrl":"https://doi.org/10.1109/MWP.1996.660355","url":null,"abstract":"Broadband absolute frequency synthesis of over 1.4 THz with a 10 GHz spacing is demonstrated for pulsed coherent lightwaves. It is based on the recirculation of a rectangular pulse around an amplified fiber-optic loop with a high-speed external phase modulator, an acousto-optic (AO) frequency shifter and a high-finesse Fabry-Perot etalon for spectral reshaping.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"47 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":"127702269","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}