{"title":"Generation of 3.6 ps optical pulses with repetition rate of 20 GHz using a high efficient electroabsorption modulator","authors":"S. Oshiba, K. Nakamura, H. Horikawa","doi":"10.1109/MWP.1996.662145","DOIUrl":"https://doi.org/10.1109/MWP.1996.662145","url":null,"abstract":"This paper reports on stable generation of optical short pulses using an InGaAsP/InGaAsP strained multiple quantum well (MQW) electro-absorption (EA) modulator. Nearly transform-limited pulse trains with a narrowest pulse width of 3.6 ps are demonstrated by applying a 20 GHz sinusoidal voltage to the EA modulator. The MQW absorption layers in the EA modulator consist of tensile-strained wells and compressive-strained barriers, resulting in a large extinction efficiency of 20 dB/V, a small polarization sensitivity of 0.3 dB, and a high modulation bandwidth of 15 GHz.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"28 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":"132711321","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. Nirmalathas, H. Liu, D. Novak, Z. Ahmed, Y. Ogawa
{"title":"Comparison of subharmonic synchronous mode-locking with subharmonic hybrid mode-locking of a monolithic DBR laser operating at millimeter wave frequencies","authors":"A. Nirmalathas, H. Liu, D. Novak, Z. Ahmed, Y. Ogawa","doi":"10.1109/MWP.1996.662146","DOIUrl":"https://doi.org/10.1109/MWP.1996.662146","url":null,"abstract":"A detailed comparison of subharmonic synchronous mode-locking and subharmonic hybrid mode-locking of a monolithic DBR laser is presented. While subharmonic electrical injection offers ease of implementation, subharmonic optical injection offers advantages of reduced amplitude modulation and larger locking ranges.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"5 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":"134227184","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":"Opto-electronic oscillator and its applications","authors":"X. S. Yao, Lute Maleki","doi":"10.1117/12.271449","DOIUrl":"https://doi.org/10.1117/12.271449","url":null,"abstract":"We present the theoretical and experimental results of a new class of microwave oscillators called optoelectronic oscillators (OEO). We discuss techniques of achieving high stability single mode operation and demonstrate the applications of OEO in photonic communication systems.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"61 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":"115276045","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":"Novel technique for generation of optical SSB with carrier using a single MZM to overcome fiber chromatic dispersion","authors":"G.H. Smith, D. Novak, Z. Ahmed","doi":"10.1109/MWP.1996.660352","DOIUrl":"https://doi.org/10.1109/MWP.1996.660352","url":null,"abstract":"We demonstrate a novel and simple technique for the generation of optical SSB with carrier using a single Mach-Zehnder modulator to overcome dispersion effects in fibre-wireless systems. A dispersion penalty <0.5 dB for BER of 10/sup -9/ was measured for 51.8 Mb/s BPSK data transmission at 12 GHz over 80 km of fibre.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"26 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":"122678668","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}
T. Hoshida, M. Tsuchiya, Y. Ogawa, T. Jujo, T. Kamiya
{"title":"Generation of frequency/phase-modulated millimeter-wave subcarrier signals with a subharmonically hybrid mode-locked monolithic semiconductor laser","authors":"T. Hoshida, M. Tsuchiya, Y. Ogawa, T. Jujo, T. Kamiya","doi":"10.1109/MWP.1996.662053","DOIUrl":"https://doi.org/10.1109/MWP.1996.662053","url":null,"abstract":"Novel methods are proposed and demonstrated for the generation of angle-modulated millimeter-wave optical signals; use of a monolithic semiconductor laser under subharmonic hybrid mode-locking conditions provides a compact and efficient scheme for frequency and phase modulation of subcarriers.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"15 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":"128027055","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":"New optical frequency modulation method using wavelength conversion in DFB LD with light injection","authors":"S. Wakabayashi, K. Tougou, Y. Toyoda, Y. Takeuchi","doi":"10.1109/MWP.1996.662075","DOIUrl":"https://doi.org/10.1109/MWP.1996.662075","url":null,"abstract":"New optical frequency modulation method was demonstrated using wavelength conversion in DFB laser with light injection. The FM efficiency was obtained at about 80 MHz/mA in the optical frequency modulator with suppression of AM components.","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":"128511803","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":"Spatial optical processing array antenna for multibeam reception","authors":"O. Shibata, K. Inagaki, Y. Ji, Y. Karasawa","doi":"10.1109/MWP.1996.662131","DOIUrl":"https://doi.org/10.1109/MWP.1996.662131","url":null,"abstract":"We propose a multibeam receiving antenna using spatial optical processing technique in a beam forming network. Also we experimentally investigate the basic performance of optical-microwave conversion, a key technology for achieving this antenna.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"36 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":"122332530","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 and performance of an optically controlled phased array antenna","authors":"Y. Etem, M. Lewis","doi":"10.1109/MWP.1996.662134","DOIUrl":"https://doi.org/10.1109/MWP.1996.662134","url":null,"abstract":"An optical beamformer incorporating a 360/spl deg/ phase SLM was remotely coupled to a nine-element antenna through 100 metre of ribbon fibre. In our antenna test facility it provided stable and close-to-theoretical performance at 1.3 GHz.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"33 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":"129115803","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":"High repetition rate, ultrashort pulse generation using mode-locked semiconductor lasers","authors":"Y. Ogawa, S. Arahira","doi":"10.1109/MWP.1996.662143","DOIUrl":"https://doi.org/10.1109/MWP.1996.662143","url":null,"abstract":"A train of transform-limited optical pulses with duration of 2.3 ps is generated from monolithically fabricated mode-locked semiconductor lasers at the high repetition rate of 33 GHz. Higher repetition rates over 1 THz are observed by harmonic passive mode-locking. Furthermore, the timing jitter of the pulse trains is reduced with the injection of electrical or optical signal to mode-locked lasers.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"38 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":"130794643","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. Mimura, M. Hosoda, N. Ohtani, H. Grahn, K. Yokoo
{"title":"Subband-resonance oscillations in photoexcited GaAs-AlAs type-II superlattices","authors":"H. Mimura, M. Hosoda, N. Ohtani, H. Grahn, K. Yokoo","doi":"10.1109/MWP.1996.662087","DOIUrl":"https://doi.org/10.1109/MWP.1996.662087","url":null,"abstract":"Subband-resonance oscillations have been observed in photoexcited, undoped type-II GaAsAlAs superlattices. The frequency can be tuned over a wide range either by the applied voltage or the photoexcited carrier density. The oscillations are due to an oscillating domain boundary between two electric-field domains.","PeriodicalId":433743,"journal":{"name":"International Topical Meeting on Microwave Photonics. MWP '96 Technical Digest. Satellite Workshop (Cat. No.96TH8153)","volume":"72 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":"132111412","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}