IEEE

A 23.2-to-26-GHz Low-Jitter Fast-Locking Sub-Sampling PLL Based on a Function-Reused VCO-Buffer and a Type-I FLL With Rapid Phase Alignment

Abstract: This article presents a type-II sub-sampling phase-locked loop (SSPLL) that achieves low jitter, low spur, and sub-$\mu $ s locking time when synthesizing millimeter-wave (mm-wave) ...
IEEE

An Improved Sliding Model Observer Sensorless Control for PMSM Based on Fuzzy Logic Controller and DSOGI-FLL

Abstract: The conventional sliding mode observer (SMO) employed in the sensorless control for the permanent magnet synchronous machine (PMSM) has the problems of chattering phenomena and phase delay, ...
KWQC

FIRST LEGO League qualifying event brings archaeology theme to Putnam Museum

DAVENPORT, Iowa (KWQC) - The Quad City Engineering and Science Council hosted 22 teams at the Putnam Museum for the 2025 FIRST LEGO League qualifying events. Students ages 9 through 14 showcased their ...
WPLG

FLL experiences power outage; flights continue despite delays

FORT LAUDERDALE, Fla. — Fort Lauderdale-Hollywood International Airport experienced a power outage early Sunday morning, affecting operations across the airport. The outage prompted officials to work ...
The Providence Journal

Brown is the only Ivy League school in recent history to experience a mass shooting

Brown University is the first Ivy League school in recent history to experience a shooting in which multiple people were killed. On Dec. 13, at least two people were killed and eight were injured in a ...