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.

Date of Patent:
Feb. 04, 2025

Filed:

Jul. 30, 2020
Applicant:

Xerox Corporation, Norwalk, CT (US);

Inventors:

Yujie Zhu, Mississauga, CA;

Tianxiao Xu, Oakville, CA;

Ethan Shen, Toronto, CA;

Assignee:

Xerox Corporation, Norwalk, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 1/20 (2006.01); G01L 1/18 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G01L 1/205 (2013.01); G01L 1/18 (2013.01); G06F 3/04144 (2019.05);
Abstract

Systems and methods for detecting item placement on a surface are provided. The system includes a pressure-sensitive conductive sheet and a resistive grid connected to the pressure-sensitive conductive sheet. The resistive grid includes an electrically non-conductive polymer. The resistive grid includes one or more lines arranged in a pattern. The lines may include parallel lines, parallel and perpendicular lines, concentric circles, arcs of expanding radius, and/or any other suitable types of lines and/or any combination thereof. The resistive grid may include one or more distinct lines and/or shapes positioned at various points along the pressure-sensitive sheet layer.


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