Few-Mode Fibers With Uniform Differential Mode Group Delay for Microwave Photonic Signal Processing
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.3007169
Abstract: We present a novel design of few-mode fiber (FMF) with a uniform differential mode group delay (U-DMGD) among propagating modes and apply the FMF to a single-fiber delay line module for implementing microwave photonic finite… read more here.
Keywords: differential mode; microwave photonic; uniform differential; delay ... See more keywords
On the Performance of Digital Back Propagation in Spatial Multiplexing Systems
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2020.2975982
Abstract: Nonlinear performance in spatial multiplexing systems is strongly determined by the interplay between differential mode delay, linear mode coupling, and Kerr nonlinearity. In this article we review and extend the analysis of different solution methods… read more here.
Keywords: multiplexing systems; propagation; differential mode; spatial multiplexing ... See more keywords
Wideband Three-Section Symmetrical Coupled-Line Directional Coupler Operating in Differential Mode
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Microwave and Wireless Components Letters"
DOI: 10.1109/lmwc.2018.2824565
Abstract: In this letter, a concept of wideband multisection symmetrical coupled-line directional couplers operating in a differential mode has been presented for the first time. The required different coupling coefficients for each of the coupled-line sections… read more here.
Keywords: line directional; differential mode; line; operating differential ... See more keywords
High-Performance Common- and Differential-Mode Reflectionless Balanced Band-Pass Filter Using Coupled Ring Resonator
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2021.3103535
Abstract: In this brief, for the first time, we propose common-mode (CM) and differential-mode (DM) reflectionless balanced bandpass filters (BPFs) using half-wavelength ring resonator. By loading absorptive stubs at input/output ports and the ends of the… read more here.
Keywords: mode reflectionless; differential mode; reflectionless balanced; reflectionless ... See more keywords
Analysis, Design, and Performance Evaluation of Differential-Mode Y-Source Converters for Voltage Spikes Mitigation
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Industry Applications"
DOI: 10.1109/tia.2020.3019228
Abstract: Impedance source converters (ISC) based on the magnetic coupling can enhance their voltage gains by maintaining lower shoot-through duty ratios and reduced passive component count. However, the nonzero leakage inductance in the practical ISC generates… read more here.
Keywords: differential mode; source converters; voltage spikes; mode source ... See more keywords
Investigation and Modeling of Combined Feedforward and Feedback Control Schemes to Improve the Performance of Differential Mode Active EMI Filters in AC–DC Power Converters
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2018.2883264
Abstract: In this paper, the models of active differential mode electromagnetic interference input filters for ac–dc converters are first investigated. The models are developed for active filters with single feedback (FB) and single feedforward (FF) configurations,… read more here.
Keywords: differential mode; control; performance; feedback ... See more keywords
Signal Balancing in Unbalanced Transmission Lines
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2019.2922598
Abstract: Balanced lines operating as transmission line interconnects are subjected to differential-mode to common-mode conversion (and vice versa) in situations where symmetry imbalances (e.g., caused by line bends) are unavoidable. In this paper, a technique to… read more here.
Keywords: differential mode; port; line; transmission ... See more keywords
Self-Compensation for Disturbances in Differential Vibratory Gyroscope for Space Navigation
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Aerospace Engineering"
DOI: 10.1155/2019/5234061
Abstract: In order to meet in many aspects contradictory requirements to gyroscopes used in space applications, this paper proposes to use the multimode Coriolis vibratory gyroscope, which operates in a new differential mode in addition to… read more here.
Keywords: gyroscope; differential mode; mode; compensation disturbances ... See more keywords
Differential mode delay diagnostics for LP modes traversing a few-mode fiber.
Sign Up to like & getrecommendations! Published in 2021 at "Applied optics"
DOI: 10.1364/ao.442256
Abstract: We provide differential mode delay (DMD) diagnostics for linearly polarized (LP) modes traversing a few-mode fiber (FMF). We employ a modal interferometer method with a butt coupling mechanism to measure the DMD between any two… read more here.
Keywords: differential mode; mode delay; mode; traversing mode ... See more keywords
Measurement of differential mode group delay in few-mode fiber with correlation optical time-domain reflectometer.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.457156
Abstract: A measurement system of differential mode group delay (DMGD) in few-mode fiber with correlation optical time-domain reflection was proposed. A photonic lantern used in the system can be utilized for mode separation and selection and… read more here.
Keywords: differential mode; group delay; fiber correlation; mode group ... See more keywords
Analysis and Measurement of Differential-Mode Magnetic Noise in Mn-Zn Soft Ferrite Shield for Ultra-Sensitive Sensors
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15238704
Abstract: The magnetic noise generated by the ferrite magnetic shield affects the performance of ultra-sensitive atomic sensors. Differential measurement can effectively suppress the influence of common-mode (CM) magnetic noise, but the limit of suppression capability is… read more here.
Keywords: differential mode; noise; mode magnetic; magnetic noise ... See more keywords