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Time domain studies of ultra wideband monopole: Theoretical study to alleviate ambiguities 超宽带单极子的时域研究:消除歧义的理论研究
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045054
D. Ganguly, D. Guha, Sanghamitro Das, A. Rojatkar
{"title":"Time domain studies of ultra wideband monopole: Theoretical study to alleviate ambiguities","authors":"D. Ganguly, D. Guha, Sanghamitro Das, A. Rojatkar","doi":"10.1109/AEMC.2013.7045054","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045054","url":null,"abstract":"Monocycle pulses are commonly used to analyze ultra wideband (UWB) antennas in time domain. But no standard guideline is available to estimate its accurate pulsewidth. In this paper, we propose a new technique and examine the same for a UWB monopole antenna. This approach should alleviate present lacunae in time domain analysis and help one to obtain accurate characteristics theoretically.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"63 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131555811","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
Accurate model to compute of resonant frequency of right angle isosceles triangular patch antenna 直角等腰三角形贴片天线谐振频率的精确计算模型
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045111
M. Dam, Sk Sabiruddin, M. Biswas
{"title":"Accurate model to compute of resonant frequency of right angle isosceles triangular patch antenna","authors":"M. Dam, Sk Sabiruddin, M. Biswas","doi":"10.1109/AEMC.2013.7045111","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045111","url":null,"abstract":"A simple and accurate CAD model based on cavity model analysis has been proposed to compute the resonance frequency of a right angle isosceles triangular patch antenna (45°-45°-90°). A standard electromagnetic simulator (HFSS) has been employed to validate the present model. The model is found to be valid for wide range of antenna parameters. Good correlation (average % error 0.94) is seen between theoretical and simulated values compared to other model available in literature.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"43 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124904810","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
Design of electro-magnetic solenoid 电磁螺线管的设计
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045049
Joydeb Mandal, M. Santra
{"title":"Design of electro-magnetic solenoid","authors":"Joydeb Mandal, M. Santra","doi":"10.1109/AEMC.2013.7045049","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045049","url":null,"abstract":"This paper presents a design methodology of an electro-magnetic copper solenoid. The axial magnetic field achievable from an electro-magnetic solenoid is first obtained using analytical formulations. The same is validated with the help of simulation using general purpose commercial software CST Studio. The electromagnetic design is complemented with the proper wire selection and thermal design for successful realisation of the solenoid. The thermal design has been done using analytical formulations and the same is validated with simulation results obtained using general purpose commercial softwares ANSYS and FloEFD.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122059214","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
Novel MCTSRR structure for wide stopband response in a microstrip transmission line 微带传输线宽阻带响应的新型MCTSRR结构
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045075
K. Ravikumar, S. Prasad, P. H. Rao, K. Sridhar
{"title":"Novel MCTSRR structure for wide stopband response in a microstrip transmission line","authors":"K. Ravikumar, S. Prasad, P. H. Rao, K. Sridhar","doi":"10.1109/AEMC.2013.7045075","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045075","url":null,"abstract":"A wideband high rejection bandstop response in a microstrip transmission line is presented. Novel mirrored complementary triangular split ring resonator (MCTSRR) is proposed for wideband performance. The wide stopband characteristics are demonstrated by loading a microstrip transmission line with the MCTSRR. The effect of gaps in the MCTSRR and the number of unit cells are optimized to create the required bandstop characteristics. The proposed configuration provides a stopband over a frequency band of 1.4 GHz to 2.7 GHz. Measured results are compared with the full wave simulation results and presented.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115981753","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
CPW-fed broadband circularly polarized microstrip rectangular slot antenna with triangular fractal slots in tuning stub 带三角形分形槽的cpw馈电宽带圆极化微带矩形槽天线
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045096
Rohit Kumar Saini, S. Dwari
{"title":"CPW-fed broadband circularly polarized microstrip rectangular slot antenna with triangular fractal slots in tuning stub","authors":"Rohit Kumar Saini, S. Dwari","doi":"10.1109/AEMC.2013.7045096","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045096","url":null,"abstract":"A rectangular slot antenna fed by coplanar waveguide (CPW) for broadband circular polarization is presented. Two circular arc shaped grounded perturbation is introduced at diagonally opposite corners of the rectangular slot to obtain wide axial ratio bandwidth. The axial ratio bandwidth is further improved by using a triangle fractal slots in tuning stub. This slot antenna with triangle fractal slots in tuning stub has been designed and optimized on a FR4 substrate with dielectric constant ε4= 4.3 and substrate thickness h=1.53mm. The simulated results of this antenna exhibits impedance bandwidth 151.79% from frequency range (1.93GHz-12.18GHz) at VSWR ≤ 2 throughout this band and axial ratio band width 39.34% from frequency band (3.6GHz-5.45GHz) at AR ≤ 3dB. The simulated radiation patterns of this antenna are Omni-directional in H-plane and Bi-directional in E-plane.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"42 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121232763","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
Fast extraction of L & C parameters of MEMS Transmission Line using Neural Network 利用神经网络快速提取MEMS传输线的L和C参数
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045082
P. K. Patnaik, D. C. Panda
{"title":"Fast extraction of L & C parameters of MEMS Transmission Line using Neural Network","authors":"P. K. Patnaik, D. C. Panda","doi":"10.1109/AEMC.2013.7045082","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045082","url":null,"abstract":"Presently “equivalent Inductance L” and “equivalent Capacitance C” values of Distributed MEMS Transmission Line (DMTL) are found using EM optimization technique. In this paper, we propose an efficient approach using Neural Network (NN) for extraction of L and C values of DMTL. This method takes less computational resource. The LC values extracted from the neural network model are compared with EM simulation results.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"20 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124695959","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
Low conversion loss Ka-band suspended stripline mixer with low LO power 低转换损耗ka波段悬挂带状混频器低LO功率
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045079
G. Kumar, A. Kumar
{"title":"Low conversion loss Ka-band suspended stripline mixer with low LO power","authors":"G. Kumar, A. Kumar","doi":"10.1109/AEMC.2013.7045079","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045079","url":null,"abstract":"Design and implementation of a Ka-band low conversion loss suspended stripline mixer with low local oscillator (LO) power is presented in this paper. Suspended stripline technology with planar beam-lead Schottky barrier diodes has been employed for low loss mixer design. The mixer provides conversion loss of 5.8 ± 0.9 dB over 2 GHz instantaneous RF bandwidth with +6 dBm LO power at 35 GHz LO. The mixer also exhibits 1 GHz instantaneous LO bandwidth with 6.2 ± 1.2 dB conversion loss. LO to RF and LO to IF isolations for the mixer are greater than 25 dB and 45 dB respectively. The proposed mixer provides a low-cost high-performance solution for millimeterwave system design.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"64 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122403814","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
Dual mode dual bandpass filter using semicircular Dielectric Resonator in mushroom configuration 双模双带通滤波器采用半圆形介质谐振器在蘑菇结构
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045083
Prince Baluni, S. Awasthi, A. Biswas
{"title":"Dual mode dual bandpass filter using semicircular Dielectric Resonator in mushroom configuration","authors":"Prince Baluni, S. Awasthi, A. Biswas","doi":"10.1109/AEMC.2013.7045083","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045083","url":null,"abstract":"This paper describes the use of semicircular Dielectric Resonators (SDR) to implement a dual mode dual band filter. Dual mode filters are advantageous where size of the filter is critical e.g. in satellite communication. Here a new configuration of semicircular Dielectric Resonator in mushroom configuration is used which improves the bandwidth in the individual bands. ½HEE11 mode is excited using coaxial excitation and coupled to the second DR using vertical iris. Independent control over different couplings is provided using coupling screws. The dual bands are operating at 5.32/5.56GHz with percentage Bandwidth of 1.83%/1.65%.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"55 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131095863","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
Complementary split ring resonator loaded reduced size Wilkinson power divider 互补分裂环谐振器负载缩小尺寸威尔金森功率分压器
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045088
T. Prakash, P. H. Rao, K. Selvan
{"title":"Complementary split ring resonator loaded reduced size Wilkinson power divider","authors":"T. Prakash, P. H. Rao, K. Selvan","doi":"10.1109/AEMC.2013.7045088","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045088","url":null,"abstract":"It is known that complementary split ring resonators (CSRR) can be used for reducing the size of microwave circuits. In this paper, the length of the 90° branch line in L-Band power divider is reduced by implementing the CSRR in the ground plane underneath the branch line. The overall reduction in foot print of the proposed approach is 37% when compared to the conventional power divider. The power divider operates from 1.65 GHz to 1.8GHz, with nearly equal power division of 3.4dB. The measured isolation between the output ports is 22.73dB.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"16 9-12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131526792","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 SAR using SWASSRRs in human head model from cell phone 利用手机人脑模型的swassrs降低SAR
2013 IEEE Applied Electromagnetics Conference (AEMC) Pub Date : 2013-12-01 DOI: 10.1109/AEMC.2013.7045114
Himanshu Singhvi, S. Tripathi
{"title":"Reduction of SAR using SWASSRRs in human head model from cell phone","authors":"Himanshu Singhvi, S. Tripathi","doi":"10.1109/AEMC.2013.7045114","DOIUrl":"https://doi.org/10.1109/AEMC.2013.7045114","url":null,"abstract":"A novel SWAstika Shaped Split Ring Resonator (SWASSRR) is proposed and its characteristic are investigated to reduce the Specific Absorption Ratio (SAR). SWASSRRs are inserted in between human head model and cell phone antenna in order to reduce the interaction of Electro-Magnetic (EM) radiation by creating stop bands or resonances around the 3G operating band that is 2100MHz. Optimization of SWASSRRs structural parameters leads to the reduction of the local SAR up to 57% at 2100MHz. We have also done analysis with position and place of SWASSRR to get best results. Variation of avg. SAR and local SAR is calculated against the distance on SAR line and are within acceptable range. All the analysis for proposed structure is carried out using 3 layer human head model, PIFA antenna at 2100MHz.","PeriodicalId":169237,"journal":{"name":"2013 IEEE Applied Electromagnetics Conference (AEMC)","volume":"01 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130840036","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
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