Surveillance systems and methods

Details Surveillance systems and methods Surveillance systems and methods

2006-05-23

2006-05-23

Nguyen, Tai T. (Department: 2632)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S572700, C340S572100, C340S457100, C340S457100, C340S010310, C342S125000, C342S126000, C342S127000

Reexamination Certificate

active

07049965

ABSTRACT:
Surveillance systems and methods having both a radio frequency component and a video image are provided. The radio frequency component can determine the orientation and position of an RFID tag within a surveillance area. The orientation of the RFID tag is can be determined with respect to two or more orthogonal planes using inductance and a predetermined number of mutually orthogonal antenna loops.

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patent: 2002/0175805 (2002-11-01), Armstrong et al.
patent: 2004/0236193 (2004-11-01), Sharf

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