Invention Grant
- Patent Title: Detecting an object on a wireless charging device
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Application No.: US15200868Application Date: 2016-07-01
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Publication No.: US10218228B2Publication Date: 2019-02-26
- Inventor: Xintian E. Lin , Lei Shao , Bolat Dinc , Kai Liu , Sen Lin , Qinghua Li , Yongwei Wu
- Applicant: Intel Corporation
- Applicant Address: US CA Santa Clara
- Assignee: Intel Corporation
- Current Assignee: Intel Corporation
- Current Assignee Address: US CA Santa Clara
- Agency: Eversheds Sutherland (US) LLP
- Main IPC: H01F27/42
- IPC: H01F27/42 ; H01F37/00 ; H01F38/00 ; H02J50/60 ; H02J50/80 ; H02J50/12 ; H04W4/80 ; H02J7/02 ; H04B1/3827

Abstract:
A power transmitting device is disclosed comprising: one or more coils; at least one memory that stores computer-executable instructions; and at least one processor configured to access the at least one memory. The at least one processor may be configured to execute the computer-executable instructions to: cause to send to a first device a first load measurement request at a first instance and a second load measurement request at a second instance. The computer-executable instructions may cause the processor to receive a first load measurement associated with the first load measurement request and a second load measurement associated with the second load measurement request. The computer-executable instructions may cause the processor to determine a first average measurement of the first load measurement and the second load measurement. The computer-executable instructions may cause the processor to send to a second device a third load measurement request at a third instance and a fourth load measurement request at a fourth instance. The computer-executable instructions may cause the processor to receive a third load measurement associated with the third load measurement request and a fourth load measurement associated with the fourth load measurement request. The computer-executable instructions may cause the processor to determine a second average measurement of the third load measurement and the fourth load measurement. The computer-executable instructions may cause the processor to perform a load measurement of the one or more coils of the power transmitting device. The computer-executable instructions may cause the processor to determine a presence of one or more rogue devices based at least in part on a comparison of the load measurement and an aggregate of the first average measurement and the second average measurement.
Public/Granted literature
- US20180006504A1 DETECTING AN OBJECT ON A WIRELESS CHARGING DEVICE Public/Granted day:2018-01-04
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