US 11,681,887 B2
Color bar code and code determining system
Shu-Sian Yang, Hsin-Chu (TW)
Assigned to PixArt Imaging Inc., Hsin-Chu (TW)
Filed by PixArt Imaging Inc., Hsin-Chu (TW)
Filed on Apr. 8, 2022, as Appl. No. 17/715,984.
Application 17/715,984 is a continuation of application No. 17/308,063, filed on May 5, 2021, granted, now 11,347,956.
Application 17/308,063 is a continuation of application No. 16/151,356, filed on Oct. 4, 2018, granted, now 11,036,947, issued on Jun. 15, 2021.
Claims priority of provisional application 62/634,199, filed on Feb. 23, 2018.
Prior Publication US 2022/0230006 A1, Jul. 21, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. G06K 7/14 (2006.01); G06K 19/06 (2006.01)
CPC G06K 7/1413 (2013.01) [G06K 19/0614 (2013.01); G06K 19/06028 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A color bar code, comprising:
a code block, comprising:
a header region, comprising a specific color; and
a code region, comprising at least two code color bars with different color kinds, wherein a color sequence of the code color bars indicates a code;
wherein the code color bars form concentric layers surrounding the header region;
wherein the code color bars comprises a first code color bar surrounding the header region, and comprises a second code color bar surrounding the first code color bar;
wherein the second code color bar does not contact the header region.