Tracking device

Details Tracking device Tracking device

2006-05-16

2006-05-16

Nguyen, Hung (Department: 2636)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S539100, C340S539150, C340S539190, C340S539230, C340S870030, C340S870030

Reexamination Certificate

active

07046153

ABSTRACT:
A monitoring and locating device includes one or more remote child units and a parent unit in communication with each of the child units. The parent unit is adapted to assign and transmit an individual identifier to each child unit. The parent unit is constructed and arranged to continuously monitor each of the child units by transmitting and receiving signals to each of the child units using the individual identifiers assigned thereto. The monitoring and locating device may be used in a method for monitoring and tracking a living entity that includes acquiring the plurality of child units using the parent unit based at least in part on user input. Monitoring each of the plurality of child units individually with the parent unit. Tracking the location of each child unit with the parent unit and locating a selected child unit of the plurality of child units with the parent unit based upon the tracked location thereof.

REFERENCES:
patent: 5086290 (1992-02-01), Murray et al.
patent: 5430775 (1995-07-01), Fulghum et al.
patent: 5479932 (1996-01-01), Higgins et al.
patent: 5661460 (1997-08-01), Sallen et al.
patent: 5812056 (1998-09-01), Law
patent: 6078260 (2000-06-01), Desch
patent: 6265974 (2001-07-01), D'Angelo et al.

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