Device for detecting end of utilization of workstation and activating stand-by mode of computer, has plate positioned on keyboard support carrier, and sensor detecting re-entry of carrier to determine end of utilization of computer

摘要

The device (2) has a reflection plate (4) that is positioned on a keyboard support carrier (1). A sensor e.g. infrared emitting/receiving sensor and end-of-course sensor, detects re-entry of the support carrier for determining end of utilization of a computer (10). A keyboard (8) of the computer is positioned on the support carrier. A universal serial bus (USB)flash memory controller and a flash memory are connected to a USBport of the computer.