S. Kawdungta, C. Phongcharoenpanich, and D. Torrungrueng, "Design of flat spiral rectangular loop gate antenna for HF- RFID systems," in Proceedings of the Asia Pacific Microwave Conference (APMC '08), Hong Kong, December 2008.S. Kawdungta, C. Phongcharoenpanich, D. Torrungrueng, ...
1.The design of horizontal spiral loop for plate and strip pickling line is introduced.介绍了板带酸洗卧式螺旋活套的设计方法,卧式螺旋活套初次在板带酸洗线上使用,实现了板带酸洗线高速生产,取代了水平活套,实现了造价低、工程量小、储料量大的要求。 2.This article introduces the application of AC speed...
The designed antenna has a U-shaped loop for impedance matching. The antenna impedance is easily adjusted by controlling the shape and length of the U-shaped loop. Significant design parameters were studied to understand their effects on the antenna performance. To verify the potential of the ...
spiral loop metallic resonator is introduced on the middle part of the design with a distance of 0.45 mm from the inner split ring resonator. The complementary ring resonator is used as the outer metallic loop with an inner spiral type resonator which is introduced to the resonant frequencies. ...
Based on the basic principle of normal mode helix antenna, the qualification of circular polarized normal helix is educed firstly. 利用法向模螺旋的基本原理,推导出获得圆极化法向模螺旋应满足的条件,并对多臂法向模螺旋的波束调控进行了理论分析,获得了从法向到轴向方向之间任意辐射波束的多臂法向模螺旋的设计...
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Implantedantenna,planarinverted-Fantenna,logperiodic,wirelesstechnology,ISM1.IntrOductiOnNowadays,antennasarenotiustawayofcommunication.TheyarealsousedindifferentmedicalapplicationforthediagnosisandtreatmentofseveraldiseasesasdiscussedinRefs.『l一3】.Thesetypesofantennasarecalledimplantedantennas.Thesedevicesareputontheskin...
Various loop and spiral antennas are made using cylindrical forms, or formed to maintain shape in free space using rigid materials. Collapsible antennas are known in the art. Generally, antennas that are deployed tend to be heavy, rigid and massive, owing to the design need to maintain ...
In another aspect, an antenna design method for radio frequency (RF) transmission is disclosed. A first spirally-shaped antenna element comprising a pseudo-conductor material is provided. The first antenna element has a first feed end and a first transmit end, wherein permeability of the first ...
Design and Study of Multiband Microstrip Antenna A multiband antenna which is fed by a SMA coaxial probe is investigated in this paper. The proposed antenna is composed of a circular patch and a loop micr... L Chang,JQ Zhang,YF Wang,... - Progress in Electromagnetics Research Symposium 被...