Rf mems integrated frequency reconfigurable annular slot antenna

Design of an Aperture-Coupled Frequency-Reconfigurable ... The design of annular slot antenna is studied in and the authors introduce an antenna that has two frequency reconfigurabilities, either at 2.4 GHz or at 5.2 GHz. A reconfigurable stacked microstrip antenna has been introduced in [ 11 ] and the antenna can operate at two different frequencies: upper frequency ( ) and lower frequency ( ) with ... A Study of Reconfigurable Multiband Antenna for Wireless ...

626 IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, VOL. 58, NO. 3, MARCH 2010 RF MEMS Integrated Frequency Reconfigurable Annular Slot Antenna Bedri A. Cetiner, Member, IEEE, Gemma Roqueta Crusats, Student Member, IEEE, Lluís Jofre, Senior Member, IEEE, and Necmi Bıyıklı, Member, IEEE Abstract—A new kind of double- and single-arm cantilever type DC-contact RF MEMS … RF MEMS Integrated Frequency Reconfigurable Annular Slot Title: RF MEMS Integrated Frequency Reconfigurable Annular Slot Antenna: Authors: Cetiner, Bedri A.; Roqueta Crusats, Gemma; Jofre, Lluís; Biyikli, Necmi Publication PIER Online - A Novel Multi-State Integrated RF MEMS A NOVEL MULTI-STATE INTEGRATED RF MEMS SWITCH FOR RECONFIGURABLE ANTENNAS APPLICATIONS By A. Pourziad, S. Nikmehr, and H. Veladi. Full Article PDF (1,599 KB) Abstract: A novel multi-state RF MEMS switch for microstrip antenna applications is presented.

Reconfigurable Antennas | 4.2 MEMS Switches

Nov 18, 2014 · In this letter, we have designed a new printed slot-antenna with multiple reconfigurable bands and wide operating range. The structure is based on a square patch antenna with centered Koch-Island fractal slot and integrated switches (inside the slot) for frequency reconfigurable property. 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. Design and Implementation of Reconfigurable Antenna redistribute the antenna currents. Radio frequency micro-electromechanical systems (RF-MEMS) have been proposed for integration into reconfigurable antennas since 1998 [5]. Many designs have resorted to RF MEMS to reconfigure their performance. RF MEMS based reconfigurable antennas rely on the mechanical movement of these switches to achieve

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Key words: Antenna, reconfigurable, RF, MEMS Radio Frequency Microelectrical Mechanical Systems (RF MEMS) is an emerging technology that promises the potential of revolutionizing RF andAn annular slot. antenna on a dielectric half-space. IEEE.Multifunctional reconfigurable MEMS integrated antennas for adaptive MIMO systems. Frequency and Polarization Reconfigurable MEMS Antenna

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RF MEMS Integrated Frequency Reconfigurable Annular Slot ... 626 IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, VOL. 58, NO. 3, MARCH 2010 RF MEMS Integrated Frequency Reconfigurable Annular Slot Antenna Bedri A. Cetiner, Member, IEEE, Gemma Roqueta Crusats, Student Member, IEEE, Lluís Jofre, Senior Member, IEEE, and Necmi Bıyıklı, Member, IEEE Abstract—A new kind of double- and single-arm cantilever type DC-contact RF MEMS actuators has been ...

An antenna module for use a non-conductive cab of a motor vehicle includes a dielectric substrate and one or more antenna loops arranged on the substrate. The substrate is adapted to be installed between the headliner of a cab and the …

A NOVEL MULTI-STATE INTEGRATED RF MEMS SWITCH FOR RECONFIGURABLE ANTENNAS APPLI-CATIONS Ali Pourziad*, Saeid ... switch is implemented in its structure on a via in the slot. 2. STRUCTURE OF THE RF MEMS SWITCH The structure of the proposed switch as shown in Figure 1(a), ... uniformity of the response at the desired frequency band. 3 ... RF MEMS Integrated Frequency Reconfigurable Annular Slot Antenna Abstract—A new kind of double- and single-arm cantilever type DC-contact RF MEMS actuators has been monolithically integrated with an antenna architecture  ... RF MEMS Integrated Frequency Reconfigurable Annular Slot Antenna PDF | A new kind of double- and single-arm cantilever type DC-contact RF MEMS actuators has been monolithically integrated with an antenna architecture to ... Pattern and Frequency Reconfigurable Annular Slot Antenna Using ... Index Terms—Annular slot antenna (ASA), frequency reconfig- urability, pin ...... of LCP for vertically integrated RF front-ends, for MMIC and MEMS pack- aging ...

Tunable slot antenna backed by substrate integrated… Among them, frequency reconfigurable antennas appear as a useful and compatible solution for this new challenge. They are considered as a promising alternative meeting the evolv-ing3. Cetiner BA, Crusats GR, Jofre L, Bıyıklı N. RF MEMS integrated frequency reconfigurable annular slot antenna. PIER Online - A Novel Multi-State Integrated RF MEMS