The Elliptic Human Presence Detection Device is a specialized sensor designed to detect human presence using technologies like infrared (IR) or other proximity sensing methods. It is typically used in applications for enhancing security or energy efficiency by detecting when a person is nearby (for example, to automatically wake up a device, adjust lighting, or trigger other actions based on occupancy). This sensor is often integrated into devices such as laptops, desktops, or smart systems and can help provide more intuitive, automated interactions.

The Windows driver