Title:
【発明の名称】ピクセル・イメージのバーコード・シンボルを読取る方法および装置
Document Type and Number:
Japanese Patent JP2832645
Kind Code:
B2
Abstract:
A method for reading a bar code symbol in a pixel image comprises the steps of generating a first signal representative of the dark-to-bright transitions in said symbol, generating a second signal representative of the bright-to-dark transitions in said symbol, and decoding said symbol in accordance with said first and second signals preferably segmenting said first signal into at least one first segment, selecting a first location in said first segment corresponding to a dark-to bright transition, segmenting said second signal into at least one second segment, selecting a second location in said second segment corresponding to a bright-to-dark transition, whereby said first and second locations are used as a base for generating a reconstructed signal resulting the decoding process.
Inventors:
SUMISU KURISUTOFUAA II
KURANTSUNIKU MIHAERU
KURANTSUNIKU MIHAERU
Application Number:
JP50868396A
Publication Date:
December 09, 1998
Filing Date:
August 29, 1994
Export Citation:
Assignee:
YUNAITETSUDO PAASERU SAABISU OBU AMERIKA INC
International Classes:
F21V15/015; G06K7/10; G06K7/00; G06K7/14; G06K9/80; (IPC1-7): G06K7/00; G06K7/10
Domestic Patent References:
| JP259879A |
Attorney, Agent or Firm:
Hiroshi Tanaka (2 outside)