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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 12219110 B1

PDFFull Text
Date of Patent:
Feb. 04, 2025

Filed:

Jul. 07, 2022

Security printing using mixed spot sizes in stochastic or frequency modulated halftone images

Applicant:

Xerox Corporation, Norwalk, CT (US);

Inventors:

Chu-heng Liu, Penfield, NY (US);

Jorge A. Alvarez, Webster, NY (US);

Douglas L. Herrmann, Webster, NY (US);

Jason Matthew LeFevre, Penfield, NY (US);

Seemit Praharaj, Webster, NY (US);

Assignee:

Xerox Corporation, Norwalk, CT (US);

Attorneys:

Ortiz & Lopez, PLLC

Kermit D. Lopez

Luis M. Ortiz

Primary Examiner:

Quang N Vo

Int. Cl.
CPC ...
H04N 1/32 (2006.01); G06K 15/10 (2006.01);
U.S. Cl.
CPC ...
H04N 1/32256 (2013.01); G06K 15/102 (2013.01);
Abstract

Methods and systems for securely rendering a security feature with image data to be printed, can involve providing within the image data, data relating to a group of spots, and within the image data, mixing spots of two or more spot sizes among the group of spots to embed information within a stochastic or frequency modulation halftone image. In an embodiment, operations may be implemented for rendering a part of the image with a first spot among the group of spots and a remaining portion of the image with a second spot among the group of spots, wherein the second spot is smaller in size than the first spot.

Find Patent Forward Citations

Liu, Chu-heng. (2025). Security printing using mixed spot sizes in stochastic or frequency modulated halftone images (U.S. Patent No. 12219110). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12219110

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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