Product monitoring system particularly useful in merchandising and inventory control
US6105004A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 17, 1997 |
| Grant date | Aug 15, 2000 |
| Priority date | — |
| Expiry date | Apr 17, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q20/203
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A product monitoring system for monitoring a variety of products grouped according to their identities on shelves, includes a central computer storing the identification of each group of products on the shelves; a plurality of electronic shelf labels, each located adjacent to a shelf for a group of products, communicating with the central computer, storing the identification of the respective group of products, displaying information relating to the respective group of products, and reading out the identification of the respective group of products; a plurality of portable units each to be carried by a user of the system; and a record memory for each portable unit. Each portable unit includes a read-in device capable of establishing a short-range communication link with the read-out device of each electronic shelf label for reading in the product identification and for recording same in the record memory for the respective portable unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.