Patent №
US 5,583,949
Granted
1996-12-10
Filed 1995
Owner
HEWLETT-PACKARD COMPANY
Lab
—
AI components
2
nlp · vision
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
08468517
Optical character recognition is achieved by a system which comprises a scanner for scanning a document, an edge extractor for identifying edges in the image produced by the scanner to produce an outline of each object identified in the image, a segmentation facility for grouping the object outlines into blocks, means for identifying features of the outlines, and a final classification stage for providing data in an appropriate format representative of the characters in the image. Also disclosed are a novel edge extractor, a novel page segmentation facility and a novel feature extraction facility.
AI classification
Ownership
HEWLETT-PACKARD COMPANY
assignment · 80930177
Assignors
HEWLETT-PACKARD LIMITED
On an employer assignment, the assignors are typically the inventors.