Reconfigurable Antennas for Wireless Communications - Springer By using varactor diodes to change the length of the slot, the frequency of ...... Pattern and frequency reconfigurable annular slot antenna using PIN diodes. Symeon Nikolaou - Google Scholar Citations Pattern and frequency reconfigurable annular slot antenna using PIN diodes ... A novel single-feed circular microstrip antenna with reconfigurable polarization ...
PIER Online - A Compact Beam Reconfigurable Antenna for ...
Thompson, George E. Ponchak, John Papapolymerou and Manos M. Tentzeris, 2006. “Pattern and Frequency Reconfigurable Annular Slot Antenna Using PIN Diodes”, IEEE Transactions on Antennas and Propagation, 54(2): 439-448. 3. Xuesong Yang, Bingzhong Wang, Weixia Wu, Shaoqiu Xiao, 2007. “YagiPatch Antenna with Dual-Band Recent Developments of Reconfigurable Antennas for Current ... Due to their attractive advantages such as multi-band function, steerable radiation patterns and polarization diversity, which can reduce the size, complexity, and cost of an antenna while improving the total performance of a radio frequency (RF) system, reconfigurable antennas have been studied intensively in recent years [1,2]. PIER Online - A Compact Beam Reconfigurable Antenna for ... A COMPACT BEAM RECONFIGURABLE ANTENNA FOR SYMMETRIC BEAM SWITCHING By W. Kang, K. H. Ko, and K. Kim. Full Article PDF (732 KB) Abstract: In this paper, two radiation pattern-reconfigurable antennas are designed to operate over DCS 1800 frequency bands. The geometry of the proposed antennas is symmetric with respect to the vertical center line. PATTERN AND FREQUENCY RECONFIGURABLE ANTENNA FOR BODY AREA ...
Design and Development of an Annular Slot Antenna (ASA ...
Reconfiguring Antenna Characteristics Using PIN Diodes. This paper contemplate a theoretical analysis of a pattern reconfigurable antenna using annular slot antenna operating in low frequency ... DESIGN OF RECONFIGURABLE ANNULAR SLOT ANTENNA … DESIGN OF RECONFIGURABLE ANNULAR SLOT ANTENNA (ASA) FOR WIRELESS COMMUNICATIONS / WLAN APPLICATIONS Radiation patterns for the 6.4 GHz frequency design when the short is placed at 225 o. Simulation, measurement with hard-wired short, ... direction using two PIN diodes placed at. 225 o and 315o.The 90 o Pattern and frequency reconfigurable annular slot antenna ... Pattern and frequency reconfigurable annular slot antenna using PIN diodes Abstract: This paper presents the use of pin diodes to reconfigure the impedance match and modify the radiation pattern of an annular slot antenna (ASA). The planar antenna is fabricated on one side of a Duroid substrate and the microstrip feeding line with the matching ... Pattern and Frequency Reconfigurable Annular Slot Antenna ... Pattern and Frequency Reconfigurable Annular Slot Antenna Using PIN Diodes Article (PDF Available) in IEEE Transactions on Antennas and Propagation 54(2):439 - 448 · March 2006 with 235 Reads
A compact beam reconfigurable antenna for symmetric beam switching
The Investigation of PIN diode switch on reconfigurable …
Pattern and frequency reconfigurable annular slot antenna ...
World Journal of Research and Review (WJRR) Layer 2 is the multi-path propagation [6, 7]. Generally, a patch antenna, functional microstrip circuit module which includes a single-feed or dual-feed, can generate circular polarized feed-line, two branches of microstrip lines, two PIN … Hlavni dokument_zlatnicek V práci budou řešeny úpravy tvaru pahýlu pro zapojení PIN diod. Funkčnost navržené antény bude ověřena modelováním v programu Ansoft Designer. Microstrip Patch Antennas Research Papers - Academia.edu Microstrip patch antenna is designed for Wi-Fi communication which operates using 2.4 GHz frequency band. This research paper represents the effort of designing and performance analysis of microstrip patch antenna for Wi-Fi communication …
Tentzeris, "Pattern and frequency reconfigurable As a proof of concept, two pin diodes are placed 45 on both sides of the feeding line along the ASA and the direction of the null is shown to align with the direction defined by the circular slot center and the diode. Consequently, a design that is reconfigurable in both frequency and radiation pattern … Pattern and frequency reconfigurable annular slot antenna ... As a proof of concept, two pin diodes are placed 45/spl deg/ on both sides of the feeding line along the ASA and the direction of the null is shown to align with the direction defined by the circular slot center and the diode. Consequently, a design that is reconfigurable in both frequency and radiation pattern is accomplished. Pattern and Frequency Reconfigurable Annular Slot Antenna ...