Inventory control system

Communications: electrical – Selective – Interrogation response

Reexamination Certificate

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Details

C340S870030, C340S005920, C340S010100, C340S870030, C340S571000, C340S010420, C340S568100

Reexamination Certificate

active

06870464

ABSTRACT:
The disclosed inventory control system is well suited for many types of small-volume products. A plurality of electronic tags1are installed in a floor3in which data on installation locations is stored, a storage shelf8for storing inventory, and a movable reader23that reads location data from the electronic tags1and carries a product that moves along the aisle. Data stored in an electronic tag, from among a plurality of electronic tags3, installed near the storage shelf8on which inventory is stored contains data on a product stored on the storage shelf8. The movable reader23comprises a communications antenna4that communicates in a wireless fashion with the electronic tags, a transceiver connected to the communications antenna4, a data processor that sends and receives data via the transceiver, and a database7that provides data to the data processor.

REFERENCES:
patent: 4412285 (1983-10-01), Neches et al.
patent: 5963134 (1999-10-01), Bowers et al.
patent: 6032127 (2000-02-01), Schkolnick et al.
patent: 6362737 (2002-03-01), Rodgers et al.
patent: 08-119419 (1996-05-01), None

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