Patent ID: 6158660
Filing Date: 2000-12-12
Classification: G06K

Abstract:
A scanner for detecting and decoding primary and supplemental barcodes, comprising:a laser for generating light;a video receiver assembly for detecting light patterns produced by a reflection of the light generated by the laser from one or more barcodes passing within a field of view of the video receiver assembly and producing data based on the light patterns; anda controller for analyzing the data produced by the video receiver assembly to detect a plurality of barcode labels including a primary label and a supplemental label, the controller being able to be set to a supplemental label mode in which the scanner is operative to detect the primary label and recover primary label data, initiate a delay upon detection of the primary label, and attempt to detect a supplemental label and recover supplemental label data, the controller being operative to process the primary label data if no supplemental label is detected within the delay period, the controller being operative to process both the primary label data and the supplemental label data if the supplemental label is detected during the delay period.