A 21.5 ~ 25 GHz 7‐bit phase shifter with passive vector‐sum topology
Sign Up to like & getrecommendations! Published in 2021 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.32783
Abstract: A 7‐bit passive phase shifter with low‐phase error is presented in 65 nm CMOS technology. The vector‐sum topology is implemented to enable passive phase shifter the ability of flexible phase calibration. Therefore, the passive phase shifter… read more here.
Keywords: phase shifter; topology; vector sum;
A 6 to 12 GHz wideband analog voltage‐controlled phase shifter with IL compensation architecture
Sign Up to like & getrecommendations! Published in 2021 at "Microwave and Optical Technology Letters"
DOI: 10.1002/mop.32911
Abstract: This article describes a 6–12 GHz voltage‐controlled analog phase shifter (APS) with small gain variation range and low phase error. An insertion loss compensation architecture for reducing the gain error of the whole circuit is proposed… read more here.
Keywords: phase shifter; voltage controlled; phase; compensation architecture ... See more keywords
A 5.8 GHz fully integrated BiCMOS SiGe:C injection-locked-oscillator-based active phase shifter for energy beamforming
Sign Up to like & getrecommendations! Published in 2020 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-020-01586-0
Abstract: This paper presents the design and the implementation of a fully integrated active phase shifter for beamforming at 5.8 GHz. The proposed circuit, implemented in a 0.25 µm BiCMOS SiGe:C process, is based on an original architecture… read more here.
Keywords: active phase; phase; phase shifter; fully integrated ... See more keywords
A K-Band Low-Power Phase Shifter Based on Injection Locked Oscillator in 0.13 μm CMOS Technology
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Infrared, Millimeter, and Terahertz Waves"
DOI: 10.1007/s10762-017-0424-8
Abstract: In this paper, the design challenges of the injection-locked oscillator (ILO)-based phase shifter are reviewed and analyzed. The key design considerations such as the operating frequency, locking range, and linearity of the phase shifters are… read more here.
Keywords: phase; phase shifter; injection locked; power ... See more keywords
MEMS Slow-Wave CPW Phase Shifter for mm-Wave Applications
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Infrared, Millimeter, and Terahertz Waves"
DOI: 10.1007/s10762-020-00731-0
Abstract: MEMS-based phase shifters show the best performance in terms of figure of merit, but their footprints are usually large and it is difficult to achieve several bits. This paper demonstrates a miniaturized phase shifter based… read more here.
Keywords: phase; phase shifter; wave cpw; mems slow ... See more keywords
Theoretical and experimental study of a gas-coupled two-stage pulse tube cooler with stepped warm displacer as the phase shifter
Sign Up to like & getrecommendations! Published in 2018 at "Cryogenics"
DOI: 10.1016/j.cryogenics.2018.03.008
Abstract: Abstract A compact and high efficiency cooler working at liquid hydrogen temperature has many important applications such as cooling superconductors and mid-infrared sensors. This paper presents a two-stage gas-coupled pulse tube cooler system with a… read more here.
Keywords: phase shifter; pulse tube; warm displacer; stepped warm ... See more keywords
Compact design of an optical phase shifter packaged with IST microheater used for integrated photonics
Sign Up to like & getrecommendations! Published in 2020 at "Results in physics"
DOI: 10.1016/j.rinp.2020.103644
Abstract: Abstract A design of compact optical phase shifter which is constructed by two cascading microring resonators and a corresponding packaged microheater is proposed. We illustrated that the footprint of the compact phase shifter could be… read more here.
Keywords: phase; phase shifter; optical phase; microheater ... See more keywords
A low-cost wideband phase shifter for two-way mm-wave phased array antenna system
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Microwave and Wireless Technologies"
DOI: 10.1017/s1759078717001118
Abstract: This paper presents a wideband, low-cost, high-performance, and continuous phase shifter for millimeter-wave (mm-wave) phased array systems. Its operational principle is based on modifying the propagation mode of a grounded coplanar waveguide (GCPW) line by… read more here.
Keywords: phase; phase shifter; phased array; low cost ... See more keywords
Non-interferometric phase retrieval using refractive index manipulation
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/srep46223
Abstract: We present a novel, inexpensive and non-interferometric technique to retrieve phase images by using a liquid crystal phase shifter without including any physically moving parts. First, we derive a new equation of the intensity-phase relation… read more here.
Keywords: phase; phase shifter; interferometric phase; non interferometric ... See more keywords
Theoretical analysis and design of a compact analogue phase shifter with constant low insertion loss
Sign Up to like & getrecommendations! Published in 2018 at "Electronics Letters"
DOI: 10.1049/el.2018.0126
Abstract: An analogue phase shifter with a constant low insertion loss (IL) and compact size is proposed. It consists of two quarter wavelength transmission lines and three tunable reflective loads. The theoretical analysis to maximise the… read more here.
Keywords: phase; phase shifter; shifter constant; constant low ... See more keywords
Novel design for differential phase shifter structure by using multi‐section coupled lines
Sign Up to like & getrecommendations! Published in 2020 at "Electronics Letters"
DOI: 10.1049/el.2020.0316
Abstract: In this Letter, a new wideband differential phase shifter is proposed by using a multi-section coupled line structure. S-parameter circuit equations and design parameters are calculated using even/odd mode and transmission line analysis techniques for… read more here.
Keywords: phase; phase shifter; using multi; differential phase ... See more keywords