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.:

US 11016186 B1

PDF
Full Text
Expired
Date of Patent:
May. 25, 2021

Filed:

Jul. 16, 2018
Applicant:

Invensense, Inc., San Jose, CA (US);

Inventors:

Harihar Narasimha-Iyer, San Jose, CA (US);

Hao-Yen Tang, San Jose, CA (US);

Assignee:

InvenSense, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 15/89 (2006.01); G01S 7/52 (2006.01); H04R 29/00 (2006.01); G06K 9/00 (2006.01); A61B 17/00 (2006.01);
U.S. Cl.
CPC ...
G01S 7/5205 (2013.01); G01S 15/8925 (2013.01); G06K 9/0002 (2013.01); H04R 29/004 (2013.01); A61B 2017/00725 (2013.01);
Abstract

In a method for detection of defective ultrasonic transducers in an in ultrasonic sensing device, an ultrasonic signal is generated at an ultrasonic sensing device comprising a plurality of ultrasonic transducers. A reflected ultrasonic signal corresponding to the ultrasonic signal is received at at least one ultrasonic transducer of the plurality of ultrasonic transducers. It is determined whether performance the at least one ultrasonic transducer is degraded based at least in part on the reflected ultrasonic signal.


Find Patent Forward Citations

Narasimha-Iyer, Harihar. (2021). Defective ultrasonic transducer detection in an ultrasonic sensor (U.S. Patent No. 11016186). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11016186

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