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:
Sep. 15, 2026
Filed:
Jun. 20, 2024
Qualcomm Incorporated, San Diego, CA (US);
Marwen Zorgui, San Diego, CA (US);
Sony Akkarakaran, Poway, CA (US);
Yiyue Chen, San Diego, CA (US);
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
A method for determining a range estimate includes: transmitting, from a first apparatus, a plurality of first signals with respective frequencies spanning a frequency band; receiving first phase measurement information, from a second apparatus; receiving, at the first apparatus from the second apparatus, a plurality of second signals with respective frequencies; measuring, at the first apparatus, phase of each of the plurality of second signals to obtain second phase measurement information; determining a plurality of product channels by multiplying the first phase measurement information by the second phase measurement information; determining at least one deep-fade frequency; determining a plurality of sub-bands based on the at least one deep-fade frequency; determining a plurality of root channels corresponding to the plurality of sub-bands; and determining the range estimate based on the plurality of root channels.