Background Processes

People walk into stores, offices, and public buildings daily. Positioned above doors or along hallways, exit signs guide the way out. Within these signs, a light source maintains a steady glow around…

People encounter automatic sliding doors every day when entering stores, offices, or public buildings. These doors part smoothly as someone approaches and close again after passage. Enabling this res…

Drivers encounter intersections multiple times each day. Familiar sets of traffic signals stand at these crossings, directing the flow of vehicles. Within this setup, a cycling process operates conti…

Refrigerators occupy space in kitchens everywhere, keeping food fresh through an ongoing internal process. Inside every refrigerator, the cooling cycle operates continuously to maintain a steady low …