Graphical indicator

Details Graphical indicator Graphical indicator

2007-03-19

2009-06-23

Lee, Michael G (Department: 2876)

Registers

Records

Particular code pattern

C235S454000, C235S487000

Reexamination Certificate

active

07549597

ABSTRACT:
A graphical indicator provided on the surface of an object to represent index information includes a content part and a header part. The content part is spread with a plurality of micro-units and divided into a plurality of state zones. Each state zone is spread with one micro-unit and equally divided into multiple hypothetical sections. The micro-unit is placed in any of the hypothetical sections to form different candidate states. The header part is spread with a plurality of micro-units that are specifically arranged to provide header information used to recognize the graphical indicator.

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patent: WO2004/029871 (2004-04-01), None
patent: WO2004/084125 (2004-09-01), None

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