At present, some frequency reconfigurable antennas have been discussed in earlier literatures [1]-[3]. It is found that the antenna can operate at multiband from 2 GHz to 4.4 GHz and the[2] Nikolaou et al., “Pattern and Frequency Reconfigurable Annular Slot Antenna Using PIN Diodes,” IEEE Trans. Reconfigurable Wideband Patch Antenna for Reconfigurable double C-Slot microstrip patch antenna fed by 50 Ω microstrip line is proposed in this paper.Two PIN diode switches are applied to the design to generate a dual-band and wide band by"Pattern and frequency reconfigurable annular slot antenna using PIN diodes," Antennas... International Research Journal of Engineering and Technology…
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A COMPACT SIZE RECONFIGURABLE PIFA ANTENNA FOR USE ... - URSI A Compact Size Reconfigurable PIFA Antenna for Use ... Annular Slot Antenna Using PIN Diodes,” IEEE ... Radiation Pattern Reconfigurable Square ... Pin diode in reconfigurable antennas - edaboard.com Does reconfigurable antenna using pin diodes always ... FET device can be used like the PIN diodes, ... Pattern and Frequency Reconfigurable Annular Slot Antenna ...
We propose a set of design steps that guide designers to a constraint-satisfying reconfigurable antenna design. We present several examples elaborating our rules and design steps and suggest formulas that lead to optimal reconfigurable antenna designs
The reconfigurable antenna consists of numerous metal cylinders arranged around the annular slot antenna. By controlling pin diodes associated with the metal cylinders, the antenna is capable of ... NAVER Academic > Pattern and frequency reconfigurable ...
Pattern and Frequency Reconfigurable Annular Slot Antenna ...
Frequency Reconfigurable Circular Patch Antenna with an Arc ... The proposed frequency reconfigurable antenna is realized by integrating PIN diodes to the arc-shaped slot circular patch antenna and introducing proper biasing for each diode using external DC supply. Designing of Pattern Reconfigurable Antenna for Wireless ... 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].
Radioengineering - April 2016, Volume 25, Number 1 [DOI: 10…
Reconfigurable Wideband Patch Antenna for Reconfigurable double C-Slot microstrip patch antenna fed by 50 Ω microstrip line is proposed in this paper.Two PIN diode switches are applied to the design to generate a dual-band and wide band by"Pattern and frequency reconfigurable annular slot antenna using PIN diodes," Antennas... International Research Journal of Engineering and Technology… For design of reconfigurable antenna we use microstrip patch antenna. Microstrip antennas are planar resonant cavity that leak from their[5] Symeon Nikolaou, Ramanan Bairavasubramanian, “Pattern and Frequency Reconfigurable Annular Slot Antenna using PIN Diodes” IEEE... Design and Analysis of a PIN diode biased Reconfigurable By using PIN diodes as switches the. resonant frequencies can be varied by changing the mode of the switches into ON or OFF conditions.Ansoft HFSS V.15 is used to design a PIFA. The return loss and radiation pattern/gain results for the proposed PIN diode biased reconfigurable antenna were... Reconfigurable Antennas for
Frequency Reconfigurable Circular Patch Antenna with an ... In this paper, a compact frequency reconfigurable circular patch antenna with an arc-shaped slot loaded in the ground layer is proposed for multiband wireless communication applications. By controlling the ON/OFF states of the five PIN diodes mounted on the arc-shaped slot, the effective length of the arc-shaped slot and the effective length of antennas current are changed, and accordingly six ... A quad-polarization and frequency reconfigurable square ... Fig. 1 shows the geometry of proposed quad polarization and frequency reconfigurable antenna with detailed dimensions. It consists of a square patch of side a printed on RT Duroid substrate of ε r = 2.2 and thickness h = 3.2 mm. At the two RF ports an impedance transformer matches the 50 Ω feed line to the patch.Fig. 1(a) shows a square ring slot with outer dimensions l × w etched in the ...