Positional information management system

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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Details

C340S870030, C340S870030

Reexamination Certificate

active

06965317

ABSTRACT:
A positional information management system according to the present invention comprises: a card carried by a user in a hotel and having a tag IC for storing a tag ID; a plurality of detectors each having a detector ID and being installed in the hotel, for detecting the tag ID via transmittance from the tag IC, the tag ID and the detector ID being transmitted; recording device for recording a pair of the tag ID and the detector ID, and a time at which the detector has detected; and positional information management device including the recording device, for managing positional information of the user, base on the pair and the time. Positional information of the users in the hotel or in the various hotel facilities can be obtained by the present invention.

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Brian W. Martin, “Watchlt, A Fully Supervised Identification, Location and Tracking System”, Security Technology, 1995, Proceedings, Institute of Electrical and Electronics Engineers 29thAnnual 1995 International Carnahan Conference on Sanderstead, UK Oct. 18-20, 1995, New York, NY, USA, IEEE, US, Oct. 18, 1995, pp. 306-310, XP010196430.

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