Abstract: Cognitive radio has emerged as a viable solution to address the challenge of spectrum scarcity in modern wireless communication systems. Spectrum sensing, a crucial component of cognitive ...

Abstract: This paper presents the design and measurement results of a Class-AB two-stage power amplifier (PA) fabricated in a GaAs HBT process for Family Radio Service (FRS) applications. The chip has ...

Whether you’re an avid user or a staunch avoider, it’s become harder to ignore artificial intelligence in daily life. A 2025 Global Student Survey compiled by Chegg found that 80% of students surveyed ...