×

Mobile Object Monitoring System and Mobile Object Monitoring Method

  • US 20100216487A1
  • Filed: 02/09/2007
  • Published: 08/26/2010
  • Est. Priority Date: 02/22/2006
  • Status: Active Grant
First Claim
Patent Images

1. A mobile object monitoring system comprising:

  • a monitoring target portable terminal;

    a plurality of monitor portable terminals classified into a plurality of groups; and

    a relay device which communicates with said monitoring target portable terminal and said monitor portable terminals, whereinsaid monitoring target portable terminal comprises a first control unit which performs control to transmit position information of said monitoring target portable terminal to said relay device, andsaid relay device comprisesa position information storage unit which stores position information transmitted from said monitoring target portable terminal, anda second control unit which performs control to transmit a group connection request which requests group communication to all monitor portable terminals belonging to a predetermined group when position information is transmitted from said monitoring target portable terminal.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×