Optical code reader and methods and articles therefor

Details Optical code reader and methods and articles therefor Optical code reader and methods and articles therefor

1998-06-17

2000-10-17

Le, Thien M.

Registers

Coded record sensors

Particular sensor structure

23546225, 23547201, G06K 710

Patent

active

061318132

ABSTRACT:
A method comprises steps of sensing a first user action, transmitting a first optical message in response to the first user action, and performing at least one optical code reading step in response to non-receipt of a valid response to the first optical message. An apparatus to perform the aforementioned steps and an article of manufacture to direct the aforementioned steps are disclosed.

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