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Low-Loss Reconfigurable Phase Shifter in Gap-Waveguide Technology for mm-Wave Applications [article]

A. Palomares-Caballero, A. Alex-Amor, P. Escobedo, J. Valenzuela-Valdes, P. Padilla
2020 arXiv   pre-print
In this paper, we present a low-loss mechanically reconfigurable phase shifter implemented in gap-waveguide technology for mm-wave frequencies.  ...  The depicted phase shifter design is based on a H-plane split waveguide.  ...  Acknowledgments This work was supported in part by the Spanish Research and Development National Program under Projects TIN2016-75097-P, TEC2017-85529-C3-1-R, RTI2018-102002-A-I00 and the predoctoral grant  ... 
arXiv:2003.08695v1 fatcat:t6z4ojiktrf33hujbat2xb7r5u

Submillimeter-Wave 3.3-bit RF MEMS Phase Shifter Integrated in Micromachined Waveguide

Umer Shah, Emmanuel Decrossas, Cecile Jung-Kubiak, Theodore Reck, Goutam Chattopadhyay, Imran Mehdi, Joachim Oberhammer
2016 IEEE Transactions on Terahertz Science and Technology  
This paper presents a submillimeter-wave 500-550 GHz MEMS-reconfigurable phase shifter which is based on loading a micromachined rectangular waveguide with 9 E-plane stubs.  ...  The MEMSreconfigurable phase shifter is also operated in an analog tuning mode for high phase resolution.  ...  A rectangular waveguide loaded with stub sections can be used for building low insertion loss static phase shifters [8] , waveguide tuners [9] , leaky wave antennas [10] and filters [11] .  ... 
doi:10.1109/tthz.2016.2584924 fatcat:ngbv6546ivak3lgl5mnrwmhxxu

Analog-type millimeter-wave phase shifters based on MEMS tunable high-impedance surface and dielectric rod waveguide

Dmitry Chicherin, Mikael Sterner, Dmitri Lioubtchenko, Joachim Oberhammer, Antti V. Räisänen
2011 International journal of microwave and wireless technologies  
Millimeter-wave phase shifters are important components for a wide scope of applications. An analog-type phase shifter for W-band has been designed, analyzed, fabricated, and measured.  ...  The phase shifter consists of a reconfigurable highimpedance surface (HIS) controlled by micro-electromechanical system (MEMS) varactors and placed adjacent to a silicon dielectric rod waveguide.  ...  The proposed phase shifter can be used in a phase array antenna for millimeter-wave applications.  ... 
doi:10.1017/s1759078711000821 fatcat:gfwlo3zdnvfrpowuskx4akcpry

A 28‐GHz reconfigurable 1‐bit substrate‐integrated‐waveguide based phase shifter

G. Acri, F. Podevin, P. Ferrari, E. Pistono, L. Boccia
2021 IET Microwaves, Antennas & Propagation  
A switched-line substrate integrated waveguide 1-bit phase shifter is designed and measured at 28 GHz.  ...  The high integration of the proposed configuration makes it well suited for the implementation of reconfigurable Butler matrices.  ...  An example of this approach was presented in [11] for leaky-wave antenna beam steering applications.  ... 
doi:10.1049/mia2.12210 fatcat:xupyoagufnfrbl2ptog3wovjca

Air-bridged Schottky diodes for dynamically tunable millimeter-wave metamaterial phase shifters

Evangelos Vassos, James Churm, Jeff Powell, Colin Viegas, Byron Alderman, Alexandros Feresidis
2021 Scientific Reports  
AbstractA low loss metamaterial unit cell is presented with an integrated GaAs air-bridged Schottky diode to produce a dynamically tunable reflective phase shifter that is capable of up to 250° phase shift  ...  Furthermore the study shows that this diode-based unit cell can be integrated into metamaterial components, which have potential applications in future mmWave antenna beam-steering, intelligent reflecting  ...  designs can yield low loss diode based phase shifters at high frequencies.  ... 
doi:10.1038/s41598-021-85565-z pmid:33727657 fatcat:galwefbhmfgkff7g7kyoootqm4

Tunable millimeter-wave phase shifter based on dielectric elastomer actuation

P. Romano, O. Araromi, S. Rosset, H. Shea, J. Perruisseau-Carrier
2014 Applied Physics Letters  
A very low-loss tunable millimeter-wave phase shifter driven by dielectric elastomer actuators (DEAs) is presented.  ...  both in earth terminals and satellite antennas. 1,2 In this context, low-loss reconfigurability, complexity, and cost are driving factors in the choice of a given technology.  ...  A very low-loss tunable millimeter-wave phase shifter driven by dielectric elastomer actuators (DEAs) is presented.  ... 
doi:10.1063/1.4862272 fatcat:c6tzbfb5ffclffvw4joljdykn4

Ridge Gap Waveguide Based Liquid Crystal Phase Shifter

Matthias Nickel, Alejandro Jimenez-Saez, Prannoy Agrawal, Ahmed Gadallah, Andrea Malignaggi, Christian Schuster, Roland Reese, Henning Tesmer, Ersin Polat, Dongwei Wang, Peter Schumacher, Rolf Jakoby (+2 others)
2020 IEEE Access  
In this paper, the gap waveguide technology is examined for packaging liquid crystal (LC) in tunable microwave devices.  ...  For this purpose, a line based passive phase shifter is designed and implemented in a ridge gap waveguide (RGW) topology and filled with LC serving as functional material.  ...  ACKNOWLEDGEMENTS The authors would like to thank Merck KGaA for providing the LC.  ... 
doi:10.1109/access.2020.2989547 fatcat:xovq7oz6vjfrvdotumoo7mynnq

Millimeter-wave phase shifter based on waveguide-mounted RF-MEMS

Dimitra Psychogiou, Yunjia Li, Jan Hesselbarth, Stephane Kühne, Dimitrios Peroulis, Christofer Hierold, Christian Hafner
2013 Microwave and optical technology letters (Print)  
Millimeter-wave phase shifters are fundamental components of beamforming and phased antenna arrays intended to be used for automotive anticollision radar, weather monitoring, and medical imaging applications  ...  Basic design and technology aspects have been presented in Ref. 7 and modified for the particular application.  ... 
doi:10.1002/mop.27390 fatcat:xjnu763sffhrxhi3yg7vb3p7cy

Reconfigurable Millimeter-Wave Components Based on Liquid Crystal Technology for Smart Applications

Ersin Polat, Henning Tesmer, Roland Reese, Matthias Nickel, Dongwei Wang, Peter Schumacher, Rolf Jakoby, Holger Maune
2020 Crystals  
The numerous subcategories of dielectric waveguides offer a high degree of freedom in designing smart millimeter wave components such as tunable phase shifters, filters and steerable antennas.  ...  The first demonstrators of phased array antennas with integrated LC-based phase shifters are reviewed and compared. In addition, beam steering with a single antenna type is shown.  ...  Acknowledgments: The authors gratefully acknowledge Merck KGaA for supplying Liquid Crystal mixtures.  ... 
doi:10.3390/cryst10050346 fatcat:3ccbbwpvvbf3lokkl6lfykoh2m

Reconfigurable Waveguides Using Glide-Symmetric Bed of Nails: Design of an All-Metal Switch at Millimetre-Wave Band [article]

Mohammad Bagheriasl, Julien Sarrazin, Guido Valerio
2020 arXiv   pre-print
A reconfigurable millimeter-wave artificial waveguide using glide-symmetric pin-like contact-less metasurfaces is proposed in order to enable low loss and high-power-handling capability in switching operations  ...  In particular, a dispersion analysis highlights the potential of such technology to achieve switching operating over a 55-66 GHz frequency range.  ...  This technology may find applications in the design of low-loss RF switches.  ... 
arXiv:2007.08021v1 fatcat:as6s4ka6draz3hxk37ovpyenii

Miniature MEMS: Novel Key Components Toward Terahertz Reconfigurability

Kaz, Mehmet Unlu
2020 Journal of microelectromechanical systems  
In this paper, we discuss the recent progress and future of miniature MEMS-based reconfigurable components and present examples including reconfigurable sources, detectors, metamaterials, and guided-wave  ...  that cannot be achieved using the state-of-the-art semiconductor and optical technologies.  ...  candidates of the low-loss and high confinement waveguiding structures for the terahertz band.  ... 
doi:10.1109/jmems.2020.2992491 fatcat:thadjyaypzdpff24x4lbpheqfy

True-Time-Delay Mechanical Phase Shifter in Gap Waveguide Technology for Slotted Waveguide Arrays in Ka-band

Daniel Sanchez-Escuderos, Jose I. Herranz-Herruzo, Miguel Ferrando-Rocher, Alejandro Valero-Nogueira
2020 IEEE Transactions on Antennas and Propagation  
This paper proposes a novel all-metal mechanical phase shifter in gap waveguide technology.  ...  The proposed phase shifter is completely scalable to any array size and its true-time-delay nature enables wide steering ranges for closely-spaced slot arrays with wideband radiation performance.  ...  Several options can be used to guide the waves in GW technology: RGWs, GGWs, inverted-microstrip gap waveguide, or microstrip-rigde gap waveguides.  ... 
doi:10.1109/tap.2020.3030993 fatcat:6piv37nuyvejredhesppzzshna

A Continuously Tunable Phase Shifter Using Surface Waves

Amirmasoud Ohadi, George V. Eleftheriades
2021 IEEE Journal of Microwaves  
The surface-wave travels on a reconfigurable impedance surface which is implemented by arranging dipoles on a single-layer PCB where a varactor is placed in the gap in the middle of each dipole.  ...  In this paper we present the theory, design, and implementation of a continuously tunable phase shifter using a surface-wave structure.  ...  Ji et al. demonstrate a reflective-type substrate integrated waveguide phase shifter. The designed phase shifter can achieve a large phase shift range with a low insertion loss.  ... 
doi:10.1109/jmw.2021.3102869 fatcat:qp36oq7qwrgtpfopdkeaigfvt4

Waveguide-integrated MEMS-based phase shifter for phased array antenna

Zargham Baghchehsaraei, Jan Åberg, Ronan Sauleau, Joachim Oberhammer, Alexander Vorobyov, Erwan Fourn
2014 IET Microwaves, Antennas & Propagation  
This paper investigates a new concept of waveguide-based W-band phase shifters for applications in phased array antennas.  ...  The measured phase states are 0°, 56°, 189°, and 256°, resulting in an effective bit resolution of 1.78 bits of this nominal 2-bit phase-shifter at 77 GHz.  ...  Historically, ferrite phase shifter has been the dominant technology for millimetre-wave waveguide phase shifter.  ... 
doi:10.1049/iet-map.2013.0256 fatcat:cnfyzrakxzdmjgjdbch4ley5ne

A tunable millimeter-wave phase shifter driven by dielectric elastomer actuators

O. A. Araromi, P. Romano, S. Rosset, J. Perruisseau-Carrier, H. R. Shea, Yoseph Bar-Cohen
2014 Electroactive Polymer Actuators and Devices (EAPAD) 2014  
Moreover, our device achieves state of the art performance in terms of phase shift per EM loss ~235°/dB (35 GHz), significantly out performing other phase shifter technologies, such as MMIC phase shifters  ...  Conversely, reconfigurable devices based on DEAs offer low complexity, low electromagnetic (EM) losses and analogue operation.  ...  To our knowledge, this is first reconfigurable phase shifter based on DEA technology and paves the way for a host of other reconfigurable MMW devices based on DEAs.  ... 
doi:10.1117/12.2044589 fatcat:jdabc6sst5gsnp5qz6iaknwdti
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