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.:
Date of Patent:
Oct. 28, 2025
Filed:
Apr. 21, 2023
Nanyang Technological University, Singapore, SG;
Zheng Fan, Singapore, SG;
Haihan Sun, Singapore, SG;
NANYANG TECHNOLOGICAL UNIVERSITY, Singapore, SG;
Abstract
The present disclosure generally relates to an apparatus () and method for measuring an object () embedded in a structure (). The apparatus () comprises: a first antenna () and a second antenna () with respective perpendicular and parallel polarizations; a measurement instrument (); and a control system (). The measurement instrument () transmits and measures radio signals reflected from the object (). The control system () generates a first representation () and a second representation () of the object () based on the measured radio signals from the first antenna () and second antenna (), respectively. The control system () then measures a size of the object () from the first and second representations ().