Method of locating electronic price labels in transaction establ

Details Method of locating electronic price labels in transaction establ Method of locating electronic price labels in transaction establ

1996-02-16

1998-10-06

Holloway, III, Edwin C.

Communications: electrical

Continuously variable indicating

With meter reading

34082535, G08B 522, H04Q 700

Patent

active

058183469

ABSTRACT:
A method of locating an electronic price label in a transaction establishment which relies on known location information from other electronic price labels. The method includes the steps of receiving a message from the electronic price label, determining a first approximate location of the electronic price label from characteristics of the return message, selecting other electronic price labels in proximity with the approximate location, receiving messages from a number of the other electronic price labels whose locations are known, determining which of the number of the other electronic price labels is closest to the electronic price label from characteristics of the messages from the number of the other electronic price labels, and determining a second approximate location of the electronic price label based on the location of the closest electronic price label.

REFERENCES:
patent: 4891650 (1990-01-01), Sheffer
patent: 5241467 (1993-08-01), Failing et al.
patent: 5245534 (1993-09-01), Waterhouse et al.
patent: 5515419 (1996-05-01), Sheffer
patent: 5548282 (1996-08-01), Escritt et al.
patent: 5604923 (1997-02-01), Wilkus

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