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. 18, 2023
Filed:
Jun. 28, 2021
Applicant:
Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;
Inventors:
Runyu Shi, Beijing, CN;
Naichao Guo, Beijing, CN;
Song Mei, Beijing, CN;
Yuqing Hua, Beijing, CN;
Lin Zhang, Beijing, CN;
Wei Lu, Beijing, CN;
Kai Wang, Beijing, CN;
Assignee:
Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 11/00 (2006.01);
U.S. Cl.
CPC ...
H04B 11/00 (2013.01);
Abstract
A frequency combination corresponding to target data to be transmitted is determined. The frequency combination includes at least two different frequencies. Ultrasonic waves of frequencies in the frequency combination are sent within a predetermined duration.