×

Character segmentation device and character segmentation method

  • US 9,158,986 B2
  • Filed: 02/06/2014
  • Issued: 10/13/2015
  • Est. Priority Date: 02/06/2013
  • Status: Active Grant
First Claim
Patent Images

1. A character segmentation section, for segmenting characters of a character line, for use in a character segmentation device which processes multi-level image data acquired by imaging said character line, in which a linear drawing is present, on an information recording medium said character segmentation section comprising:

  • a minimum pixel-value curve creating section configured to extract a smallest pixel value in pixels composing a pixel line arranged in a direction orthogonal to a character line direction in said multi-level image data and create a minimum pixel-value curve,a character partitioning position determining section configured to determine partitioning positions of said characters, based on said minimum pixel value curve,a binarization processing section configured to detect a minimum pixel value indicating said linear drawing from said minimum pixel-value curve, acquires a binarization threshold based on said minimum pixel value, and binarizes said multi-level image data using said binarization threshold, anda character segmentation implementing section configured to extract the image data of each character.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×