The two PIN diodes are appropriately located on slot line in order to control the current flowing through the radiator. All simulated results are compared and confirmed with measured[9]Lim, J.-H.; Jin, Z.–J.: Simultaneous frequency and isolation reconfigurable MIMO PIFA using PIN diodes. IEEE Trans. A Frequency Reconfigurable Microstrip Patch Antenna |… A novel microstrip antenna with the frequency reconfiguration characteristic is proposed in this article. A U- slot has been introduced in the square patch. The slot is switched on and off by using three PIN diodes, which realizes the frequency reconfiguration characteristics. Chapter six: Frequency reconfigurable antenna - An The polarization reconfigurable antenna can also be used in conjunction with frequency reuse transceivers. In this application, two orthogonal polarizations are used for transmitting and receiving, thus doubling the channel capacity. e) Combination of Frequency, Pattern and Polarization... Design of frequency reconfigurable antenna for mobile...
Radioengineering - April 2016, Volume 25, Number 1 [DOI: 10…
A Port and Frequency Reconfigurable MIMO Slot Antenna for… #118: Basics of PIN diodes and their use in RF switch applications - Продолжительность: 17:45 w2aew Рекомендуемые вам.2x2 mimo antenna for lte,mimo wlan,wimax antenna diy,5 8G wimax omni antenna,mimo mobile phone,mimo - Продолжительность: 0:26 angel li Рекомендуемые вам. A frequency-reconfigurable slot loop antenna using… A frequency-reconfigurable antenna based on periodically loading ferroelectric MIM capacitors along a slot loop is designed, fabricated, and measured. The antenna is fabricated on a 430-µm-thick sapphire substrate with a total area of 1×1cm2. The size of the slot loop is 2.5×2.5mm2. Reconfigurable microstrip patch antenna for Abstract - A reconfigurable microstrip patch antenna with RF pin diode switches is implemented for dual band of 2.4 GHz and 5.6 GHz WLAN Software Defined Radio (SDR) applications. For the dual band SDR system, the use of a single antenna with a wide bandwidth to cover both of the bands can...
slotted structure that is created on the ground. Microstrip based frequency reconfigurable antenna is proposed in. [14]. Using five pin diodes it achieves six ...
Metamaterial Inspired Reconfigurable Fractal Monopole Antenna ... In this paper, we proposed a frequency reconfigurable fractal (Koch Fractal) slot antenna using CSRR. Reconfiguration is achieved by using two PIN diodes. The proposed antenna is manufactured on the FR4 substrate with a relative permittivity of 4.4 and with a loss tangent of 0.02 with a thickness of 1.6. The proposed antenna uses Reconfigurable Ground-Slotted Patch Antenna Using PIN Diode ... A reconfigurable patch antenna using PIN diodes for dual- band operation using K-PCS and WiBro bands was demonstrated. Moreover, slots on the ground plane greatly reduced the antenna size. The proposed frequency reconfigurable antenna should be suitable for service-merged wireless communication systems. References Reconfigurable C and Ku band antenna Using Duelpatch
Pattern and Frequency Reconfigurable Annular Slot Antenna ...
This antenna is the first step toward more mature compact reconfigurable slot antennas both in frequency and Fig. 19. Measured radiation patterns in x-y plane for the null reconfigurable radiation pattern using pin diodes or RF MEMS switches. design at f = 5:65 GHz. Pattern and frequency reconfigurable annular slot antenna ... 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 network is fabricated on the opposite side of the board. The central frequency is 5.8 GHz and, by reconfiguring the matching circuit ... 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 ... FREQUENCY RECONFIGURABLE ANTENNA FOR KU -BAND APPLICATIONS In this study, a unique design in frequency reconfigurable antenna approach is proposed .The shown design in this paper can be used for Ku band downlink especially in satellites. A special em ployment includes a rectangular slot with four PIN diodes where the frequency reconfigurability is obtained.
This paper proposed a frequency reconfigurable CPW center-fed slot antenna. Four pin-diodes are utilized to switch the length of the slot. By tuning the different pairs of diodes on or off, three resonant frequency bands can be obtained. The simulated and measured results validate this concept. This antenna architecture is interesting for wireless applications because it is easily fabricated ...
Frequency Reconfigurable Circular Patch Antenna with an
Information about the open-access article 'Frequency Reconfigurable Circular Patch Antenna with an Arc-ShapedIn 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. Frequency Reconfigurable Microstrip Patch-Slot Antenna… A combination of PIN diode and varactor diode is used in [20] where a reconfigurable slot antenna is capable to reconfigure up to nine frequency bands.4. CONCLUSIONS A frequency reconfigurable patch-slot antenna with directional radiation pattern has been designed and measured. A Frequency Reconfigurable Antenna loaded with… utilizing PIN-diode switches and the working recurrence band is exchanged among various bands, contingent upon the switching statesFrequency-reconfigurable antenna using metasurface.A compact hexagonal slot dual band frequency reconfigurable antenna for WLAN applications. Reconfigurable Antenna‟s: A Survey | PIN Diode Frequency tunability in an antenna enables its use for a range of frequencies [19]. Radio frequency switching normally has been done by using semiconductor devices such PIN diodes or FETsA new frequency-reconfigurable antenna structure, denoted as a pixel slot antenna is proposed in [48].