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ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.最新文献

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Study on polarization characteristic of asymmetrical AMC structure 非对称AMC结构极化特性研究
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2005-12-04 DOI: 10.1109/APMC.2005.1606713
Dun‐bao Yan, Q. Gao, Yun-qi Fu, Guo-hua Zhang, N. Yuan
{"title":"Study on polarization characteristic of asymmetrical AMC structure","authors":"Dun‐bao Yan, Q. Gao, Yun-qi Fu, Guo-hua Zhang, N. Yuan","doi":"10.1109/APMC.2005.1606713","DOIUrl":"https://doi.org/10.1109/APMC.2005.1606713","url":null,"abstract":"In this paper, the polarization characteristic of asymmetrical AMC structure is studied. And two structures are considered. For different polarization direction of incident wave, different band gap of reflection phase is observed. This characteristic can be utilized to change antenna polarizations.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-12-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123781285","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
The equivalent expression of dyadic Green's function for chirowaveguide 光波导并矢格林函数的等效表达式
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2004-08-18 DOI: 10.1109/ICMMT.2004.1411650
Qin Zhi-an, Ji Zhuantao, Chen Yan, Shen Deyuan, Wang Bo
{"title":"The equivalent expression of dyadic Green's function for chirowaveguide","authors":"Qin Zhi-an, Ji Zhuantao, Chen Yan, Shen Deyuan, Wang Bo","doi":"10.1109/ICMMT.2004.1411650","DOIUrl":"https://doi.org/10.1109/ICMMT.2004.1411650","url":null,"abstract":"A method of formulating eigenfunction expansion of dyadic Green's function in lossless reciprocal and homogeneous chirowaveguides is given,using this method, the non-divergence vector potential equation can be transformed into that similar to achiral media, the corresponding wavefield decomposition is used to obtain the vector wave function. A specific application to the analytic solution of electromagnetic wave propagation in rectangular chirowaveguide illustrates the method.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"43 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115466519","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
Carrier frequency offset estimation of DRM receiver DRM接收机载波频偏估计
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2004-08-18 DOI: 10.1109/ICMMT.2004.1411656
Xiaoying Jiang, Z. Dong
{"title":"Carrier frequency offset estimation of DRM receiver","authors":"Xiaoying Jiang, Z. Dong","doi":"10.1109/ICMMT.2004.1411656","DOIUrl":"https://doi.org/10.1109/ICMMT.2004.1411656","url":null,"abstract":"This paper deals with the estimation of the carrier frequency offset of DRM receiver. Three stages of estimation are raised, including the pre-FFT fractional offset estimation; post-FFT integer offset estimation and post-FFT small fractional offset estimation. Theoretical analysis and computer simulations are presented.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116769366","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
Small dual L-shaped printed antenna with low cross-polarized fields 具有低交叉极化场的小型双l形印刷天线
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2004-08-18 DOI: 10.1109/ICMMT.2004.1411464
H. Kan, R. Waterhouse, D. Pavlickovski
{"title":"Small dual L-shaped printed antenna with low cross-polarized fields","authors":"H. Kan, R. Waterhouse, D. Pavlickovski","doi":"10.1109/ICMMT.2004.1411464","DOIUrl":"https://doi.org/10.1109/ICMMT.2004.1411464","url":null,"abstract":"This paper presents a dual L-shaped printed antenna that is small in size with low cross polarised fields. The antenna consists of two L-shaped shorted patches and a feed network with a 180-degree phase difference applied to each antenna probe, etched on a high dielectric substrate located beneath the ground plane. The performance of the new antenna is studied with its return loss and far-field radiation patterns presented here.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"357 7","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120838292","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
A flat conversion gain subharmonically pumped image rejection mixer in mm-wave band 一种毫米波波段的平变换增益亚谐波抽运消像混频器
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2004-08-18 DOI: 10.1109/ICMMT.2004.1411526
V. Sedghi, A. Abdipour, A. Mohammadi
{"title":"A flat conversion gain subharmonically pumped image rejection mixer in mm-wave band","authors":"V. Sedghi, A. Abdipour, A. Mohammadi","doi":"10.1109/ICMMT.2004.1411526","DOIUrl":"https://doi.org/10.1109/ICMMT.2004.1411526","url":null,"abstract":"This paper describes the design and simulation of an image rejection mixer (IRM) using subharmonic pumped anti parallel diode pair (APDP) at mm-wave frequency. Details of design approach and the performance simulation results are presented the results show, a flat conversion loss near to 10 dB, image rejection larger than 22 dB and port isolation better than 40 dB along with input IP3 equal to 5.8 dB, in the 28GHz RF frequency.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121012752","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
A novel matching network design topology of LDMOS module for avionics application 一种新型航空电子LDMOS模块匹配网络设计拓扑
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2004-08-18 DOI: 10.1109/ICMMT.2004.1411651
C. Nguyen, L. He
{"title":"A novel matching network design topology of LDMOS module for avionics application","authors":"C. Nguyen, L. He","doi":"10.1109/ICMMT.2004.1411651","DOIUrl":"https://doi.org/10.1109/ICMMT.2004.1411651","url":null,"abstract":"This paper describes a design technique of LDMOS module for avionics and military application. These techniques are particularly oriented in theories and computer aided design. We introduce a practical external matching network design topology to achieve a smaller physical size using microstrip line. The circuit analysis used both transmission line and electromagnetic method (EM) to avoid cover sensitivity effects and achieve equivalently current distribution. A practical LDMOS module was proposed to demonstrate the design module. As the result, the experimental data were in good agreement with the computer simulation data using AWR professional simulation tool.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"26 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121218786","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
An algorithm for automatic registration of image 一种图像自动配准算法
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2004-08-18 DOI: 10.1109/ICMMT.2004.1411608
L. Xiaochun, C. Jing
{"title":"An algorithm for automatic registration of image","authors":"L. Xiaochun, C. Jing","doi":"10.1109/ICMMT.2004.1411608","DOIUrl":"https://doi.org/10.1109/ICMMT.2004.1411608","url":null,"abstract":"It is a kind of pivotal technology to detect and match control points quickly and effectively in application of remote sensing image. The paper proposed an algorithm for detecting and matching of control points based on the analysis of current algorithm for detection of significant points. The results show that the algorithm has realized the automatic registration of image and is fast and exact, which establishes a favorable foundation for wide application of remote sensing image.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127252703","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
Performance simulation of millimeter wave guidance 毫米波制导性能仿真
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2004-08-18 DOI: 10.1109/ICMMT.2004.1411535
Lv Jiu-ming, Luo Jing-qing
{"title":"Performance simulation of millimeter wave guidance","authors":"Lv Jiu-ming, Luo Jing-qing","doi":"10.1109/ICMMT.2004.1411535","DOIUrl":"https://doi.org/10.1109/ICMMT.2004.1411535","url":null,"abstract":"The millimeter wave radar can overcome the limit of cloud, fog, dust and observation at night and so on, in addition it has many characteristics such as better resolving power and resolving precision and so on, so the technique of the millimeter-wave radar is being developed. The millimeter wave radar fills and levels up the gap between the optics and microwave. The millimeter-wave radar has the tradeoff advantages of optics and microwave. So, its characteristics are introduced in the paper, and the performance of the millimeter-wave radar is simulated and studied.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"37 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127513941","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
MOE reciever with channel estimation in CDMA system CDMA系统中带信道估计的MOE接收机
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2004-08-18 DOI: 10.1109/ICMMT.2004.1411506
Zhai Mingyue, Xiao Hua-wu, Li Ming
{"title":"MOE reciever with channel estimation in CDMA system","authors":"Zhai Mingyue, Xiao Hua-wu, Li Ming","doi":"10.1109/ICMMT.2004.1411506","DOIUrl":"https://doi.org/10.1109/ICMMT.2004.1411506","url":null,"abstract":"The authors analyze the problems faced by MMSE receiver with MOE criterion, which lead to decision errors for sequent users data and can't obtain ideal filter performance in Rayleigh fading channel. We presented a MOE receiver with a new structure to tackle the problems existing in traditional receivers with MOE criterion in CDMA system, and the corresponding RLS iterative algorithm is also presented. In the presented receiver, channel estimation is introduced and 3 bits are inserted as the reference signals every 24 bits to estimate channel. The decision feedback data have no influence on the sequent data and system robustness has been improved in this kind of receiver. In addition, the length of data frame is not affected by the reference signals introduced in MOE receiver. In general, the presented receiver is low-complexity, high-performance and lower-BER.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"146 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125864998","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 the anti-multipath performance of UWB signals in indoor environments 超宽带信号在室内环境中的抗多径性能研究
ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004. Pub Date : 2004-08-18 DOI: 10.1109/ICMMT.2004.1411486
Huiyang Xu, Yi Zhu, G. Wang
{"title":"On the anti-multipath performance of UWB signals in indoor environments","authors":"Huiyang Xu, Yi Zhu, G. Wang","doi":"10.1109/ICMMT.2004.1411486","DOIUrl":"https://doi.org/10.1109/ICMMT.2004.1411486","url":null,"abstract":"By simulating the transmitting and receiving of UWB pulse trains with different pulse durations in indoor environment, the anti-multipath performance of UWB signals in indoor environments is evaluated by statistical energy of the signal quality at various locations in a room such as in the corner. The effect of several typical materials used to construct a room on the anti-multipath performance of the UWB indoor wireless is also studied. For comparison, the anti-multipath performance of narrow-band digital signals is simulated in the same wireless environment.","PeriodicalId":393410,"journal":{"name":"ICMMT 4th International Conference on, Proceedings Microwave and Millimeter Wave Technology, 2004.","volume":"436 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126112201","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
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