Imaging reader with target proximity sensor

Details Imaging reader with target proximity sensor Imaging reader with target proximity sensor

2006-07-31

2009-10-06

Lee, Seung H (Department: 2887)

Registers

Coded record sensors

Particular sensor structure

C235S439000

Reexamination Certificate

active

07597263

ABSTRACT:
An illuminator illuminates a symbol with a low level of illumination in a detection mode of operation to enable an imager to detect the symbol in a working range and in a field of view of the imager in an imaging reader, and also illuminates the symbol with a high level of illumination in a reading mode of operation to enable the imager to read the symbol.

REFERENCES:
patent: 5945658 (1999-08-01), Salatto et al.
patent: 6637893 (2003-10-01), Hecht
patent: 7137555 (2006-11-01), Bremer et al.

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