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.

Date of Patent:
Feb. 10, 2026

Filed:

Apr. 25, 2024
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Zhifei Fan, San Diego, CA (US);

Chengjin Zhang, San Diego, CA (US);

Michael Mitrani, San Diego, CA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 52/02 (2009.01); G06K 7/10 (2006.01);
U.S. Cl.
CPC ...
H04W 52/0235 (2013.01); G06K 7/10366 (2013.01);
Abstract

Systems and techniques are described for wireless communications. For example, a first device can receive one or more energizing signals from a second device. The first device can store energy from power from the one or more energizing signals. The first device can compare an amount of the energy being harvested to an energy threshold value. The first device can search for a wakeup signal within the one or more energizing signals based on determining the amount of the energy harvested is greater than the energy threshold value. The first device can compare an amount of power of the wakeup signal to a power threshold value based on detection of the wakeup signal. The first device can transmit, to the second device, a response signal based on determining the amount of power of the wakeup signal is less than the power threshold value.


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