Back to results
US 9,806,556 B2Granted
Wireless charging apparatus
AssigneeSamsung SDI Co., Ltd.
InventorsSeungwon Woo, Sangil Yi
Life of this patent
Estimating the term…
Abstract
A wireless charging apparatus includes a transmitter, and first receiver, and a second receiver. The transmitter wirelessly transmits first power from a charger. The first receiver amplifies first current corresponding to the first power to second current. The second receiver wirelessly receives second power corresponding to the second current. The second power charges a battery of an electronic device, and the first and second receivers are coupled to the electronic device.
Claims14
A wireless charging apparatus, comprising:
- a transmitter to wirelessly transmit first power from a charger;
- a first receiver to amplify first current corresponding to the first power to second current;
- and
- a second receiver to wirelessly receive second power corresponding to the second current, wherein the second power is to charge a battery of an electronic device, wherein the first and second receivers are coupled to the electronic device and the transmitter is external to the electronic device, and wherein a distance between the second receiver and the transmitter exceeds a wireless charging range of the second receiver.
1 more element
An apparatus, comprising:
- a first receiver to wirelessly receive first power from a transmitter;
- and
- a second receiver to wirelessly receive second power from the first receiver,
- wherein the first receiver and the second receiver are coupled to an electronic device, the first receiver to convert the first power to the second power, wherein the second receiver is coupled to a battery of the electronic device, and wherein a distance between the second receiver and the transmitter exceeds a wireless charging range of the second receiver.
1 more element
Dependencies are inferred from the claim text.