Detecting device removal from surface of multi-coil wireless charging device

• Main Authors: WINTERS JUSTIN, GOODCHILD, ERIC, H, SCOTT JAMES
• Format: Patent
• Language: Chinese; English
• Published: 26.04.2022
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

Systems, methods, and devices for wireless charging are disclosed. The charging device has a plurality of charging units disposed on a charging surface, a charging circuit, and a controller. The controller may be configured to cause the charging circuit to provide a charging current to the resonant...