Method and apparatus for separating noise from a weight...

Details Method and apparatus for separating noise from a weight... Method and apparatus for separating noise from a weight...

2005-05-03

2005-05-03

Le, Thien M. (Department: 2876)

Registers

Systems controlled by data bearing records

Mechanized store

Reexamination Certificate

active

06886746

ABSTRACT:
A retail terminal and/or a method of operating a retail terminal having a first weight scale associated therewith includes the step of weighing an item by using the first weight scale. The method also includes the step of producing a first output signal dependent upon the weighing step. The first output signal includes a first weight signal and a first noise signal. Moreover, the method includes the step of estimating the first noise signal to produce an estimated first noise signal. Yet further, the method includes the step of subtracting the estimated first noise signal from the first output signal. A retail checkout terminal is also disclosed.

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