We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

Abstract: Emerging portable applications, including human activity recognition and robot navigation, require always-on sensing technologies to continuously monitor the environment. Continuous sensing, ...

Abstract: The article proposes wide tuning voltage-controlled oscillator (VCO) with adopting 4-bit switched capacitor array (SCA). The SCA with a cross-coupled switching pair, varactors and LC circuit ...