A radial line slot antenna (RLSA) is a slotted waveg-uide planar antenna developed for satellite TV reception in the 12GHz band.6–10) ... varies linearly and the outermost one (28mm) is close to the resonant length for ceramics at 2.45GHz. Figure 3 shows the slot parameters. In order to generate a surface wave, the nar- A linearly polarized radial line slot antenna - IEEE Xplore Dec 12, 1988 ... Abstract-A design for a linearly polarized radial line slot antenna. (RLSA) is proposed. The RLSA was first developed to receive direct. Linearly polarized radial-line slot-array antennas with improved return ...
Radioengineering - June 2016, Volume 25, Number 2 [DOI: 10…
US6218998B1 - Toroidal helical antenna - Google Patents The prior art teaches the use of edge-slot structures for creating omnidirectional vertically polarized radiation fields wherein, according to Garnier, R. C., Study of a Radio Frequency Antenna with an Edge-Slot Like Structure, Ph.D. US3623114A - Conical reflector antenna - Google Patents A conical reflector antenna is disclosed with a feed that is either a close approximation to a line source or a cylindrical structure which is electrically equivalent to a line source. US7276990B2 - Single-pole multi-throw switch having low… A switch arrangement comprises a plurality of MEMS switches arranged on a substrate about, and close to, a central point, each MEMS switch being disposed on a common imaginary circle centered on the central point.
A linearly polarised radial line slot array antenna for ...
A planar linearly polarized radial line slot array (RLSA) antenna is proposed to achieve a high gain with improved impedance matching and suppressed cross-polarization levels at a 270-GHz band ... A Linearly Polarized Radial Line Dielectric Resonator ... A Linearly Polarized Radial Line Dielectric Resonator Antenna Array Lin Yuan, Ming Su, Yuanan Liu* and Shulan Li Beijing Key Laboratory of Work Safety Intelligent Monitoring Beijing University of Posts and Telecommunications, Beijing, China yuanlin@bupt.edu.cn Xiaoyan Miao Beijing Institute Information and Control Beijing, China science1982@163.com (PDF) Dual Circularly Polarized Radial Line Slot Antenna
A switch arrangement comprises a plurality of MEMS switches arranged on a substrate about, and close to, a central point, each MEMS switch being disposed on a common imaginary circle centered on the central point.
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PDF | A dual circularly polarized radial line slot antenna (RLSA), built up on a very thin parallel-plate waveguide cavity, is here proposed and analyzed. The antenna radiating surface consists of ... Design Method, Analysis and Prototypes of Radial Line Slot ... "Linearly Polarized Radial-Line Slot Array Antennas with Improved Return-Loss Performance". IEEE Antennas and Propagation Magazine, Vol. 41, No. 1, pp. 52-6! Feb. 1999. [6] M.. Sierra Pérez, M. Vera Isasa, A.G. Pino, M. Sierra Castañer, "Analysis of slot antennas on a radial transmission line", International Journal of Microwave and RELATIONSHIP FOR SLOTS WIDTH, ANTENNA DIRECTIVITY, AND dB ...
PERFORMANCE STUDIES OF RADIAL LINE SLOT ARRAY (RLSA into a linearly polarized radial line slot antenna for DBS TV I Australia. IEEE Trans. On Antenna and Propagation, Volume 45, Issue 7 Ando M., Numata T., Takada J., Goto N. 1988. A linearly polarized radial line slot antenna. IEEE Transactions on antennas and propagation, Vol.36. No. 12. Radial Microstrip Slotline Feed Network for Circular