Gain-phase grating via double tunneling in quantum dot molecules
Sign Up to like & getrecommendations! Published in 2021 at "Laser Physics Letters"
DOI: 10.1088/1612-202x/ac1743
Abstract: The scheme for gain-phase grating is proposed via double tunneling effect in the quantum dot molecules system with five-level structure, which is formed by two quantum dots due to inter-dot tunneling. Combining the stranding-wave control… read more here.
Keywords: quantum dot; via double; phase grating; double tunneling ... See more keywords
Robust PI Control of Interval Plants With Gain and Phase Margin Specifications: Application to a Continuous Stirred Tank Reactor
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.3014684
Abstract: The paper is focused on robust Proportional-Integral (PI) control of interval plants with gain and phase margin specifications and on the application of this approach to a Continuous Stirred Tank Reactor (CSTR). More specifically, the… read more here.
Keywords: control; interval plants; phase margin; gain phase ... See more keywords
Source Direction Finding and Direct Localization Exploiting UAV Array With Unknown Gain-Phase Errors
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2022.3181450
Abstract: An unmanned aerial vehicle (UAV) array is composed of multiple UAVs carrying array elements, which can sense signals synchronously through a global positioning system (GPS) trigger. However, gain-phase errors caused by synchronization errors and the… read more here.
Keywords: direct localization; localization; gain phase; uav array ... See more keywords
DOA and Gain-Phase Errors Estimation for Noncircular Sources With Central Symmetric Array
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2017.2686448
Abstract: The problem of direction-of-arrival (DOA) estimation for noncircular sources impinging on a central symmetric array (CSA) in the presence of sensor gain-phase uncertainties is addressed in this paper. A noniterative method is proposed and the… read more here.
Keywords: doa; proposed method; noncircular sources; gain phase ... See more keywords
Sparsity-Based STAP Using Alternating Direction Method With Gain/Phase Errors
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2017.2714938
Abstract: We present a novel sparsity-based space-time adaptive processing (STAP) technique based on the alternating direction method to overcome the severe performance degradation caused by array gain/phase (GP) errors. The proposed algorithm reformulates the STAP problem… read more here.
Keywords: alternating direction; direction method; gain phase; sparsity based ... See more keywords
Near-Field Passive Localization and Gain–Phase Compensation With Partly Calibrated Arrays
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2021.3098111
Abstract: The localization of near-field sources is one of the important applications of array signal processing. Most of the existing approaches to handle this problem utilize uniform linear arrays with ideal sensors. Moreover, they assume a… read more here.
Keywords: localization; partly calibrated; near field; gain phase ... See more keywords
A 60-GHz Variable Gain Phase Shifter Based on Body Floated RF-DAC Structure
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2022.3188322
Abstract: In this brief, a 60 GHz variable gain phase shifter based on body floated RF-DAC structure is presented, which is fabricated in 65 nm bulk CMOS process. The proposed variable gain phase shifter consists of… read more here.
Keywords: phase shifter; gain phase; dac;
Gain- and Phase-Matched Mini-TWTs
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Electron Devices"
DOI: 10.1109/ted.2018.2812926
Abstract: Traveling-wave tubes (TWTs) in broadband power-combining applications should have closely matched gain and phase to achieve high system-level efficiency. A gain- and phase-matched TWT operating over a frequency band of 7.5–18 GHz with a minimum… read more here.
Keywords: phase; gain phase; mini twts; matched mini ... See more keywords
Synthesizing All Filtered Proportional–Integral and PID Controllers Satisfying Gain, Phase, and Sensitivity Specifications
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3174308
Abstract: This article presents a method for calculating all the proportional–integral/proportional–derivative controllers with a low-pass filter of a given order, which satisfy gain–phase margins and sensitivity (or complementary sensitivity) specifications. The method is explicit and requires… read more here.
Keywords: proportional integral; gain phase; sensitivity; sensitivity specifications ... See more keywords
2-D DOA Estimation of Incoherently Distributed Sources Considering Gain-Phase Perturbations in Massive MIMO Systems
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2021.3102483
Abstract: In massive multiple-input multiple-output (MIMO) systems, accurate direction-of-arrival (DOA) estimation is important for the base station (BS) to perform effective downlink beamforming. So far, there have been few reports on DOA estimation considering gain-phase perturbations… read more here.
Keywords: mimo systems; doa estimation; phase perturbations; gain phase ... See more keywords