| 摘要 |
A tracking system for tracking the location of a plurality of persons, objects and groups of persons or objects or combination of persons and objects which allows creating person or object communities (such as vehicles, objects having a high monetary value or objects that continuously need to be monitored such as guns or medical equipment) and keep tracking of the communities in real time worldwide, as well as registering a tracking history of each person or object and creating customized monitoring zones worldwide and tracking rules for setting customized alarms, for example when the distance among one or more members of the group or members of different groups are greater or lesser than an predetermined value when a member of the group exits a predetermined area or is near a predetermined area or when a person or object remains in a single spot for more or less than a predetermined period of time, which is useful for monitoring the security of a person or object.
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