| 摘要 |
A system and method for monitoring presence, location, movement and/or attitude of one or more objects in a monitored space. The system includes sensors, which are arranged to certain part of the monitored space, e.g. to floor, wall or ceiling. The sensors are distance measuring ultrasonic sensors which produce measurement results and the system is configured to determine presence, location, movement and/or attitude of an object based on the measurement results. |
