Title:
PRINTED MATTER, DECODING METHOD, DECORDER, AND DECODING SYSTEM
Document Type and Number:
Japanese Patent JP2020067800
Kind Code:
A
Abstract:
To provide a print technology for making information difficult to be read by a person who does not know how to read.SOLUTION: A printed matter 1 of the present invention comprises a substrate 11 and one or more print layers 12 provided on the substrate 11. The one or more print layers 12 includes a plurality of patterns PT1 to PT3 being made of a same material and adjacent one another. Each of the plurality of patterns PT1 to PT3 is arranged in two directions, and is composed of a plurality of sub patterns having an equal shape one another. In the plurality of patterns PT1 to PT3, shapes of the plurality of sub patters included therein are different, and an area percentage for which the plurality of sub patterns accounts in a unit area is equal one another. A first alignment composed of one or more of the plurality of patterns PT1 to PT3 constitutes a first-dimensional or a second dimensional code, and a second alignment composed of remaining part of the plurality of patterns PT1 to PT3 constitutes a background of the first dimensional or the second dimensional code.SELECTED DRAWING: Figure 2
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Inventors:
MIMITA NAOMICHI
Application Number:
JP2018199887A
Publication Date:
April 30, 2020
Filing Date:
October 24, 2018
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD
International Classes:
G06K19/06; B41M3/14; B42D25/305; B42D25/382; G06K7/14; G06K19/14
Domestic Patent References:
| JP2000233561A | 2000-08-29 | |||
| JP2004262167A | 2004-09-24 | |||
| JP6403085B1 | 2018-10-10 | |||
| JP2013103342A | 2013-05-30 | |||
| JP2004114350A | 2004-04-15 |
Attorney, Agent or Firm:
Kurata Masatoshi
Nobuhisa Nogawa
Naoki Kono
Tadashi Inoue
Shigeru Iino
Sanae Kaneko
Nobuhisa Nogawa
Naoki Kono
Tadashi Inoue
Shigeru Iino
Sanae Kaneko