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. 16, 2025
Filed:
Jul. 16, 2020
Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;
Qun Zhao, Beijing, CN;
BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing, CN;
Abstract
A ranging method in a synchronization system is provided. The ranging method is applied to a first terminal device and includes: sending a first ranging signal to a second terminal device; and determining a first time difference, the first time difference is a time difference between a moment when the first terminal device sends the first ranging signal and a first terminal timing, the first time difference is configured to determine a distance between the first terminal device and the second terminal device in combination with a second time difference, and the second time difference is a time difference between a moment when the second terminal device receives the first ranging signal and a second terminal timing.