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Mmic Transmitter/Receivers for 16 Qam Digital Microwave Systems 用于16 Qam数字微波系统的Mmic发射器/接收器
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672219
N. Imai, T. Tokumitsu, M. Aikawa, K. Morita
{"title":"Mmic Transmitter/Receivers for 16 Qam Digital Microwave Systems","authors":"N. Imai, T. Tokumitsu, M. Aikawa, K. Morita","doi":"10.1109/APMC.1992.672219","DOIUrl":"https://doi.org/10.1109/APMC.1992.672219","url":null,"abstract":"GHz MMIC Transmitter/Receivers for 16QAM Digital Microwave Systems are described for the first time. Key monolithic circuits to this system are designed and fabricated employing uniplanar MMIC technology. The overall perfonnance of the transmitter and receivers constructed with these MMICs is examined, and confirmed to be satisfactory for 16QAM systems.","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122343665","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 Wideband Microwave Power Divider/Combiner with Multiple-Port Double-Ladder Structure 一种多端口双阶梯结构的宽带微波功率分配器/合成器
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672282
A. Sanada, K. Fukui, S. Nozi
{"title":"A Wideband Microwave Power Divider/Combiner with Multiple-Port Double-Ladder Structure","authors":"A. Sanada, K. Fukui, S. Nozi","doi":"10.1109/APMC.1992.672282","DOIUrl":"https://doi.org/10.1109/APMC.1992.672282","url":null,"abstract":"We propose a new microwave power divider/combiner with multiple-port doubleladder structure for use in high power solid-state power amplifiers. Numerical and experimental analysis werc carried out at S-band, and the results of the divider/comhiner indicated low insertion loss and wide band characteristics in good accordance with the theory.","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122581388","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
Apparatus for the Measurement of Microstrip Antenna Near-Fields 微带天线近场测量装置
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672233
N. Martin, M. Kara, D. Nandagopal
{"title":"Apparatus for the Measurement of Microstrip Antenna Near-Fields","authors":"N. Martin, M. Kara, D. Nandagopal","doi":"10.1109/APMC.1992.672233","DOIUrl":"https://doi.org/10.1109/APMC.1992.672233","url":null,"abstract":"Apparatus for the measurement of electric current distributions on the surfaces of a microstrip antenna is described in detail. The equipment is based on a 600 mm by 650 mm rectangular patch antenna. Currents are measured using a magnetic field probe. Several examples of measured current amplitude and phase distributions are presented.","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"172 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123015958","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
Fet Quasi-Optical Spatial Power Combiner at 20 Ghz with Three Oscillators and Slot Radiators in H-Plane h面三振槽辐射的20 Ghz场效应晶体管准光空间功率合成器
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672216
S. Kawasaki, T. Itoh
{"title":"Fet Quasi-Optical Spatial Power Combiner at 20 Ghz with Three Oscillators and Slot Radiators in H-Plane","authors":"S. Kawasaki, T. Itoh","doi":"10.1109/APMC.1992.672216","DOIUrl":"https://doi.org/10.1109/APMC.1992.672216","url":null,"abstract":"ABSTRACIThis paper describes a quasioptical, second harmonic, spatial power combiner with three radiators in the Hplane. The combiner operated at the fundamental frequency of 10 GHz and at the second harmonic of 20 GHz with anti-phase radiation patterns for the fundamental and sum patterns for the second harmonic.","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"60 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123913960","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
Moments of Electromagnetic Waves Having Two Passages Through a Turbulent Medium 电磁波两次通过湍流介质的力矩
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672212
Z. Wang, Z. Wang
{"title":"Moments of Electromagnetic Waves Having Two Passages Through a Turbulent Medium","authors":"Z. Wang, Z. Wang","doi":"10.1109/APMC.1992.672212","DOIUrl":"https://doi.org/10.1109/APMC.1992.672212","url":null,"abstract":"","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"301 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121361971","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
Using Model-Based Parameter Estimation for Characterising Broadband Electromagnetic Transfer Functions
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672077
E. K. Miller
{"title":"Using Model-Based Parameter Estimation for Characterising Broadband Electromagnetic Transfer Functions","authors":"E. K. Miller","doi":"10.1109/APMC.1992.672077","DOIUrl":"https://doi.org/10.1109/APMC.1992.672077","url":null,"abstract":"","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"26 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128476784","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
Characterisation of Broad Band Stochastic Signals Using Dynamical Systems Theory 用动力系统理论描述宽带随机信号
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672051
X. Shen, S. R. Cloude
{"title":"Characterisation of Broad Band Stochastic Signals Using Dynamical Systems Theory","authors":"X. Shen, S. R. Cloude","doi":"10.1109/APMC.1992.672051","DOIUrl":"https://doi.org/10.1109/APMC.1992.672051","url":null,"abstract":"The aim of this paper is to investigate the use of time series analysis for the characterisation of complex microwave and RF waveforms. Phase space reconstruction techniques are applied to calibration time series obtained from dynamical system models and then applied to time series output from a commercial noise generator.","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114585310","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
S-Matrix Eigenvector Dynamics of the Poincare Sphere 庞加莱球的s矩阵特征向量动力学
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672361
S. Aderson
{"title":"S-Matrix Eigenvector Dynamics of the Poincare Sphere","authors":"S. Aderson","doi":"10.1109/APMC.1992.672361","DOIUrl":"https://doi.org/10.1109/APMC.1992.672361","url":null,"abstract":"","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"157 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115155197","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
Reduction of Grating Peaks in Music Spectrum on Wideband Arrays 宽带阵列音乐频谱中光栅峰的降低
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672064
M. Nalini, N. N. Sastry
{"title":"Reduction of Grating Peaks in Music Spectrum on Wideband Arrays","authors":"M. Nalini, N. N. Sastry","doi":"10.1109/APMC.1992.672064","DOIUrl":"https://doi.org/10.1109/APMC.1992.672064","url":null,"abstract":"This paper seeks to extend the frequency bandwidth of operation of an array operating with MUSIC algorithm without aliasing in MUSIC spectrum. Three array configurations (viz.), random,logarithmic and rotated element arrays have been analysed. The grating peaks that appear in the MUSIC spectrum have been reduced significantly in all the three cases.","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"45 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114867486","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
On-Wafer Probing and Control of Microwave by Picosecond Optical Beam 皮秒光束对微波的片上探测与控制
AMPC Asia-Pacific Microwave Conference, Pub Date : 1992-08-11 DOI: 10.1109/APMC.1992.672055
C.H. Lee, M.G. Li, H. Hung, H. Huang
{"title":"On-Wafer Probing and Control of Microwave by Picosecond Optical Beam","authors":"C.H. Lee, M.G. Li, H. Hung, H. Huang","doi":"10.1109/APMC.1992.672055","DOIUrl":"https://doi.org/10.1109/APMC.1992.672055","url":null,"abstract":"to combine microwaves with ultrafast optics by intermixing them in monolithic microwave integrated circuits on a wafer. On-wafer phase locking of MMIC's to the optical pulses and the display of high frequency waveforms by their low frequency replicas have been demonstrated. New techniques have been introduced","PeriodicalId":234490,"journal":{"name":"AMPC Asia-Pacific Microwave Conference,","volume":"107 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1992-08-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124150201","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
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