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:
May. 07, 2024

Filed:

Aug. 19, 2019
Applicant:

Omron Corporation, Kyoto, JP;

Inventors:

Kentaro Hamana, Kyoto, JP;

Tetsuya Nosaka, Kyoto, JP;

Manh Tai Nguyen, Kyoto, JP;

Akito Murai, Kyoto, JP;

Yoshiki Sugimoto, Kyoto, JP;

Assignee:

OMRON CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 50/40 (2016.01); H02J 7/00 (2006.01); H02J 50/00 (2016.01); H02J 50/20 (2016.01); H02J 50/80 (2016.01);
U.S. Cl.
CPC ...
H02J 50/80 (2016.02); H02J 7/00034 (2020.01); H02J 50/005 (2020.01); H02J 50/20 (2016.02); H02J 50/40 (2016.02);
Abstract

A wireless power transmitting apparatus is provided with: a power transmitting circuit for transmitting power for a load device to a wireless power receiving apparatus; a signal transmitting circuit for transmitting a control signal for the load device to the wireless power receiving apparatus; a signal receiving circuit for obtaining an estimated received power level indicating a level of the power transmitted from the wireless power transmitting apparatus and received by the wireless power receiving apparatus; and a control circuit. The control circuit periodically allocates time slots to wireless power receiving apparatuses for wireless power transmission. When the received power level is smaller than a threshold in a first time slot allocated to one wireless power receiving apparatus, the control circuit extends a second time slot allocated to the one wireless power receiving apparatus, the second time slot preceding or following the first time slot.


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