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:
Jul. 30, 2024
Filed:
Jul. 07, 2020
The Regents of the University of California, Oakland, CA (US);
Hongming Lyu, Shanghai, CN;
Aydin Babakhani, Los Angeles, CA (US);
The Regents of the University of California, Oakland, CA (US);
Abstract
Systems and methods for remote sensing are described. In an embodiment, an apparatus, includes: a radio frequency identification (RFID) tag; an electromagnetic transmitter configured to emit electromagnetic waves; an ultra-wideband (UWB) receiver; a computer system; where: the RFID tag is configured to be operated without a battery, and to be powered by the electromagnetic waves emitted by the electromagnetic transmitter; where the RFID tag is configured to send out UWB impulses based on an amount of electromagnetic power received from the electromagnetic transmitter, such that a repetition rate of the UWB impulses varies with the amount of electromagnetic power received from the electromagnetic transmitter.