Series vs Parallel Reflection-Type Phase Shifters
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.3030463
Abstract: A performance comparison between series and parallel resonant circuits in the Reflection-Type Phase Shifter (RTPS) configuration is presented in this article. Initially, equations are derived to theoretically assess the fundamental limits of both configurations, in… read more here.
Keywords: series parallel; type phase; reflection type; phase ... See more keywords
Low-Loss Mechanically Tunable Resonator and Phase Shifters in Groove Gap Waveguide Technology
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DOI: 10.1109/access.2022.3186988
Abstract: This research is focused on the design and realization of high-performance high-power variable phase shifters in groove gap waveguide technology. Specifically, it is shown that the unique characteristic of groove gap waveguides, which is its… read more here.
Keywords: groove gap; shifters groove; mechanically tunable; phase ... See more keywords
Thermal Phase Shifters for Femtosecond Laser Written Photonic Integrated Circuits
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2019.2923126
Abstract: Photonic integrated circuits (PICs) are today acknowledged as an effective solution to fulfill the demanding requirements of many practical applications in both classical and quantum optics. Phase shifters integrated in the photonic circuit offer the… read more here.
Keywords: photonic integrated; integrated circuits; thermal phase; shifters femtosecond ... See more keywords
FALP: Fast Beam Alignment in mmWave Systems With Low-Resolution Phase Shifters
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Communications"
DOI: 10.1109/tcomm.2019.2941490
Abstract: Millimeter wave (mmWave) systems can enable high data rates if the link between the transmitting and receiving radios is configured properly. Fast configuration of mmWave links, however, is challenging due to the use of large… read more here.
Keywords: resolution; phase shifters; beam; beam alignment ... See more keywords
Balanced Wideband Quasi-Schiffman Phase Shifters Based on Slotlines
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2022.3185332
Abstract: This brief presents a quasi-design about balanced wideband Schiffman phase shifters based on slotlines, which can achieve phase shift with relatively small phase equiripple and high common mode (CM) rejection. The proposed balanced phase shifters… read more here.
Keywords: balanced wideband; schiffman phase; shifters based; phase ... See more keywords
Synthesis Design of Dual-Band Differential Phase Shifters With Independent Filtering Passbands and Predetermined Phase Shifts
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3055182
Abstract: This article proposes the synthesis design method of the dual-band differential phase shifters with independent filtering passbands and predetermined phase shifts. The filtering unit of the proposed phase shifter adopts a simple branch-line structure, which… read more here.
Keywords: dual band; phase shifts; phase; design ... See more keywords
A Unifying Design of Hybrid Beamforming Architectures Employing Phase Shifters or Switches
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2018.2865705
Abstract: Hybrid beamforming (BF) architectures employing phase shifters or switches reduce the number of required radio frequency chains and the power consumption of base stations that employ a large number of antennas. Due to the inherent… read more here.
Keywords: phase shifters; phase; beamforming; architectures employing ... See more keywords
Energy-Efficient Analog Combiner Design Using Low-Resolution Phase Shifters and Antenna Selection for mmWave D2D Communications
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2020.3025055
Abstract: This study investigates the use of an analog combiner comprising low-resolution phase shifters (PSs) to suppress interference from other devices and improve the received signal power of interest in millimeter-wave device-to-device networks simultaneously. Unlike typical… read more here.
Keywords: analog; low resolution; resolution phase; analog combiner ... See more keywords
Performance Analysis of Massive Hybrid Directional Modulation With Mixed Phase Shifters
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2022.3152807
Abstract: To reduce the signal-to-interference-plus-noise ratio (SINR) loss of analog directional modulation (DM) with finite radio frequency (RF) phase shifters (PSs), a hybrid analog and digital (HAD) DM with mixed PSs is proposed. Using the law… read more here.
Keywords: low resolution; directional modulation; inline formula; phase ... See more keywords
Full-Duplex mmWave MIMO with Finite-Resolution Phase Shifters
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2022.3171664
Abstract: Enabling simultaneous transmission and reception on the same carrier frequency, i.e., full-duplex (FD) communication, critically requires that the self-interference (SI) be sufficiently suppressed. We investigate the design of precoders and combiners for an FD millimeter… read more here.
Keywords: full duplex; finite resolution; resolution phase; phase ... See more keywords
Power-efficient silicon nitride thermo-optic phase shifters for visible light.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.448614
Abstract: We demonstrate power-efficient, thermo-optic, silicon nitride waveguide phase shifters for blue, green, and yellow wavelengths. The phase shifters operated with low power consumption due to a suspended structure and multi-pass waveguide design. The devices were… read more here.
Keywords: power efficient; power; silicon; thermo optic ... See more keywords