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System and device for monitoring of occupancy area

  • US 20040164867A1
  • Filed: 12/05/2003
  • Published: 08/26/2004
  • Est. Priority Date: 12/05/2002
  • Status: Active Grant
First Claim
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1. System for monitoring an occupancy area (15.1-15.3), which system includes a device (10) arranged in connection with the monitored party (A-D) which includes localizing means (12), means of communication (13) for communication in a wireless data communication network (20.1-20.3), a processor unit (MCU) and a storage medium (16), wherein at least location information (23-25) defining the limit of the said occupancy area (15.1-15.3) is arranged, based on which the current status information of the monitored party (A-D) is adapted to be defined, terminal equipment (22) arranged in connection with the monitoring party (21), and a wireless data communication network (20.1-20.3) as a means of communication between the said device (10) and the terminal equipment (22), characterized in that the said location information (23-25) defining the occupancy area (15.1-15.3) is arranged for definition by the device (10), whose processor unit (MCU) is adapted to define the status information of the monitored party (A-D) at each time based on the current location information defined by the localizing means (12) and on the location information (23-25) arranged in the storage medium (16) and defining the limit of the occupancy area (15.1-15.3), and wherein, according to a criterion established for the said status information, the device (10) is adapted to transmit to at least one piece of terminal equipment (22) information in a form established by its means of communication (13).

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