Method for detecting load in wireless charging priority
US9819212B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Feb 19, 2015 |
| Grant date | Nov 14, 2017 |
| Priority date | — |
| Expiry date | Oct 29, 2035 |
Classification
- Technology area (CPC —)General
Abstract
A method for detecting a load in wireless charging is provided. The method includes storing predetermined transmission signal waveform information, transmitting a signal according to the predetermined transmission signal waveform information, detecting a waveform change in the transmitted signal, and determining whether a device exists based on the detected waveform change.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.