SYSTEM AND METHOD FOR OCR ASSISTED BAR CODE DECODING

Patent №

US 5,880,451

Granted

1999-03-09

Filed 1997

Owner

UNITED PARCEL SERVICE OF AMERICA, INC.

Lab

AI components

2

nlp · vision

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

08840051

A system for using OCR processing to read human readable characters that correspond to an unsuccessfully decoded code word in a bar code symbol. An imaging system captures an image of a label that includes a bar code symbol and corresponding human readable characters. The system attempts to decode the bar code symbol by decoding each of the constituent bar code characters. If a bar code characters is not successfully decoded, the system locates the associated human readable text and segments the text into individual character images. The unsuccessfully decoded bar code character is mapped to one or more of the alphanumeric character images, which are converted into text characters. The resulting ASCII data is used to create a substitute bar code character in the bar code symbology. After the bar code symbol is decoded using the substitute bar code character, the symbol is validated through check summing or other means.

Natural languageVisionG06K 7/14G06K 7/1473G06V 10/98

AI classification

Vision1.00
Natural language0.89
AI hardware0.29
Planning0.03
Knowledge representation0.00
Machine learning0.00
Evolutionary computation0.00
Speech0.00

Ownership

UNITED PARCEL SERVICE OF AMERICA, INC.

assignment · 85380693

Assignors

LEI, MING, SMITH, CHRISTOPHER E.

On an employer assignment, the assignors are typically the inventors.

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