Filters








8 Hits in 6.6 sec

A 12-20 GHz Wideband High-Power SP2T Switch Based on Gap Waveguide Technology

Abdullah J. Alazemi, Ali Farahbakhsh, Davoud Zarifi
2021 Sensors  
A novel wideband high-power single-pole two-throw (SP2T) switch based on gap waveguide technology is presented in this article.  ...  The simulation and measurement of the proposed switch indicate that a 50% operating frequency bandwidth covering the range of 12-20 GHz can be achieved.  ...  Conclusions This article investigated the design and fabrication of a wideband microwave SP2T switch based on groove gap waveguide technology for Ku-band applications.  ... 
doi:10.3390/s21165396 pmid:34450838 pmcid:PMC8399977 fatcat:jzdp4clnwjetxkm45n5xvto3eu

Miniatured Phase Shifter

Snehanshu Sengupta, K. Usha Kiran
2015 Indian Journal of Science and Technology  
and output ports at 20 GHz .This RF MEMS switch shows a 5V actuation voltage.  ...  Solid-state phase shifters based on p-i-n diodes or Field-Effect Transistor (FET) switches are used because they provide a good planar solution at a variety of microwave frequency ranges.  ...  The tip deflection is well controlled at a gap of 2.5µm and a single-pole-singlethrow switches is designed up to 20 GHz with insertion loss 0.1 dB and isolation better than 19 dB; 3) using these switches  ... 
doi:10.17485/ijst/2015/v8i19/76867 fatcat:e5mzxfauhnbzxd5qrc5a3icove

A comprehensive overview of recent developments in RF-MEMS technology-based high-performance passive components for applications in the 5G and future telecommunications scenarios

Girolamo Tagliapietra, Jacopo Iannacci
2021 Facta universitatis - series Electronics and Energetics  
beam forming, the focus will be on devices like switches, phase shifters, attenuators, filters, and their packaging/integration.  ...  For each of the previous topics, several valuable contributions appeared in the last decade, underlining the improvements produced in the state of the art and the chance for RFMEMS technology to play a  ...  Acknowledgement: This paper is published thanks to the support of the project "Wafer Level Micropackaging di RF MEMS switch per applicazioni spaziali" (F36C18000400005) funded by the Agenzia Spaziale Italiana  ... 
doi:10.2298/fuee2103333t fatcat:uivcsihdf5drlbway7w3h37m5i

Switched Beam SIW Horn Arrays at 60 GHz for 360° Reconfigurable Chip-to-Chip Communications With Interference Considerations

Prabhat Baniya, Kathleen L. Melde
2021 IEEE Access  
Each array consists of eight substrate integrated waveguide (SIW) horn elements printed on a thin dielectric substrate.  ...  The maximum achievable data rates are then determined based on the SNIR, calculated from the measured and simulated transmission coefficients between the arrays.  ...  In this paper, switched beam horn arrays with integrated feed based on the substrate integrated waveguide (SIW) technology are designed to cover the first four channels, spanning 8. 64 GHz, from f 1  ... 
doi:10.1109/access.2021.3097036 fatcat:fb3ehffdjnf5jpkqlapvcmyjie

Design and simulation of a high tuning range MEMS digital varactor using SU-8

Noor Amalina Ramli, Tughrul Arslan, Nakul Haridas, Wei Zhou
2016 2016 Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS (DTIP)  
This design is based on a single-pole two-throw (SP2T) which consists of 3 ports, 2 ports for RF signal and one port for a bias voltage.  ...  Therefore, to form a 20 µm thick base layer, SU-8 25 is spin coated on the silicon substrate.  ... 
doi:10.1109/dtip.2016.7514842 fatcat:2j74ozatgrhuxmjw3ezkeyux6e

Design, modeling and fabrication of radio-frequency microelectromechanical switches and coplanar filters [article]

Anatoliy Batmanov, Universitäts- Und Landesbibliothek Sachsen-Anhalt, Martin-Luther Universität, Edmund P. Burte, Abbas Sayed Omar
2018
von 0,8 GHz bis 40 GHz eine Isolation, die unter -20 dB lag, aufwies.  ...  Mit einem solchen MEMS Schalter wurde im Frequenzbereich von 1,5 GHz bis 35 GHz eine Isolation von mehr als -20 dB erreicht.  ...  Low Power Handling: Most RF MEMS switches can handle a power of 20-50 mW, but not more. 3.  ... 
doi:10.25673/5030 fatcat:szyu7e6dqba7phzxaxoddhlbmi

Modeling, design, and optimization of radiofrequency micromechanical structures [article]

Ehab Khalaf Ibrahim Hamad, Universitäts- Und Landesbibliothek Sachsen-Anhalt, Martin-Luther Universität
2018
One is a pi-configuration MEMS switch for wideband and high-isolation applications. Second is a single-pole, three-throw switch.  ...  Both switches are designed on a high resistivity Si substrate and are based on fixed-fixed membrane architecture.  ...  The first one is a π-configuration RF MEMS switch for high isolation and wideband applications.  ... 
doi:10.25673/4727 fatcat:6sgiq2ovqfbzpa2a3lg5kflgoy

Design of antenna array and data streaming platform for low-cost smart antenna systems

Moh Chuan Tan
2021
Three types of 90° beamforming antenna array (with low, middle and high gain) were designed, simulated, and experimentally evaluated.  ...  The wide range of wireless infrastructures such as cellular base stations, wireless hotspots, roadside infrastructures, and wireless mobile infrastructures have been increasing rapidly over the past decades  ...  using the single pole two throw (SP2T) switch.  ... 
doi:10.5525/gla.thesis.82055 fatcat:doctqtay75fqdhkwhrmmreq4fa