Systems and methods for wireless location based services

Details Systems and methods for wireless location based services Systems and methods for wireless location based services

2006-01-31

2009-11-10

Gary, Erika A (Department: 2617)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S456100, C455S518000

Reexamination Certificate

active

07616957

ABSTRACT:
Systems and methods for providing location based services are provided. Location based services can include establishing a call between mobile stations when the mobile stations are within a predetermined distance from each other. The location based services can also include providing an originating mobile station with a relative distance to a destination mobile station. The locations of the originating and destination mobile stations can be determined using a timing advance value and information used for a smart antenna array.

REFERENCES:
patent: 2006/0148503 (2006-07-01), Lasisi et al.
patent: 2006/0160544 (2006-07-01), Sun et al.

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