MOBILE COMMUNICATION AND LOCALIZATION DEVICE
First Claim
1. Mobile communication and localization device configured for cooperating with a plurality of mobile network devices, comprising:
- a processing unit;
a data structure adapted to contain a plurality of entries, each entry containing information about a mobile network device and a corresponding time stamp;
means for sending data packets at successive instants of transmission, each data packet containing position data indicating the position of said mobile network devices;
means for receiving data packets sent by said mobile network devices belonging to said plurality of mobile network devices;
means for determining, based on said position data contained in said data packets, the relative position of said mobile network devices characterised in that said data packets comprise indications of an alarm status of said mobile network devices.
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Accused Products
Abstract
A mobile communication and localization device cooperating with a plurality of mobile network devices includes a processing unit; a data structure containing a plurality of entries, each entry containing information about a corresponding mobile network device and a corresponding time stamp; a unit for sending data packets at respective transmission instants, each data packet containing position data indicating the position of corresponding mobile network devices; a unit for receiving data packets sent by sender mobile devices belonging to the plurality of mobile network devices; and a unit for determining the relative position of corresponding mobile network devices based on position data contained in the data packets.
20 Citations
20 Claims
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1. Mobile communication and localization device configured for cooperating with a plurality of mobile network devices, comprising:
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a processing unit; a data structure adapted to contain a plurality of entries, each entry containing information about a mobile network device and a corresponding time stamp; means for sending data packets at successive instants of transmission, each data packet containing position data indicating the position of said mobile network devices; means for receiving data packets sent by said mobile network devices belonging to said plurality of mobile network devices; means for determining, based on said position data contained in said data packets, the relative position of said mobile network devices characterised in that said data packets comprise indications of an alarm status of said mobile network devices. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 11, 13, 15, 16, 17, 19, 20)
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10. (canceled)
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12. (canceled)
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14. (canceled)
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18. Method for localizing mobile network devices, comprising the steps of:
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building a data structure adapted to contain a plurality of entries, each entry containing information about a mobile network device and a corresponding time stamp; sending data packets at successive instants of transmission, each data packet containing position data indicating the position of said mobile network devices; receiving data packets sent by said mobile network devices belonging to said plurality of mobile network devices; and based on said position data contained in said data packets, determining the relative position of said mobile network devices, characterised in further comprising the step of providing in said data packets indications of an alarm status of said mobile network devices.
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Specification