Knowing a few precise mechanic terms can turn a confusing estimate into a clear conversation and keep you from paying for ...

Abstract: With the advancements in wireless technology and digital electronics, some tiny devices have started to be used in numerous areas in daily life. These devices are capable of sensing, ...

Abstract: Human detection using sensors preserves the privacy. The Passive Infrared (PIR) sensor is used to detect the presence of human. But this detects the human only if they are in motion.