IEEE

A Directional Pattern Reconfigurable Low-Frequency Antenna Based on Permanent Magnet Array

Abstract: Benefiting from the strong penetrative and anti-interference properties of low-frequency (LF, between 3 Hz and 300 kHz) electromagnetic (EM) waves, LF signals hold immense application ...
BMJ Global Health

Oral PrEP continuation rates among key populations in Nigeria: a retrospective cohort study of a large-scale HIV prevention programme

Introduction Pre-exposure prophylaxis (PrEP) is an effective HIV prevention strategy, but its impact is limited by low uptake ...
FOX5 Las Vegas

The Colorado River’s water level is so low that a man can walk across it

LAS VEGAS (FOX5) — A man was able to walk completely across the Colorado River in Laughlin due to extremely low water levels, documenting the feat with drone footage. Ryan Deters, who operates on the ...
IEEE

A 52-Gb/s Low-Power PAM-4 Baud-Rate CDR Using Pattern-Based Phase Detector for Short-Reach Applications

Abstract: A four-level pulse amplitude modulation (PAM-4) baud-rate clock and data recovery (CDR) is proposed for a power-efficient receiver. The baud-rate CDR reduces the burden of multi-phase clock ...