WIRELESS POWER TRANSMITTING COIL DISPOSED AROUND A PROTRUDING MAGNETIC COMPONENT

• US 20160181851A1
• Filed: 12/23/2014
• Published: 06/23/2016
• Est. Priority Date: 12/23/2014
• Status: Abandoned Application

• Current Assignee: Intel Corporation
• Original Assignee: Intel Corporation
• Inventors: Porat, Shahar, Goltman, Gennady, Sofer, Sergey, Pogorelik, Oleg, Priev, Avi, Yang, Songnan
• Application Number:
  US14/580,594
• Publication Number:
  US 20160181851A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H01F 38/14 Inductive couplings for wireless supply or distribution of electric power using inductive coupling H02J50/10
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 7/0042 characterised by the mechanical construction

Abstract

Techniques for wireless charging in a system, method, and apparatus are described herein. For example, the apparatus includes a wireless power transmitting coil configured to propagate current provided from a charging device, wherein the current propagation is to generate a magnetic field. The apparatus includes a protruding magnetic component, wherein the wireless power transmitting coil is disposed around the protruding magnetic component.

Claims

1. An apparatus for wireless charging, comprising:

a wireless power transmitting coil configured to propagate current provided from a charging device to generate a magnetic field; and

a protruding magnetic component, wherein the wireless power transmitting coil is disposed around the protruding magnetic component.

2. The apparatus of claim 1, wherein the protruding magnetic component is formed in a non-linear shape to guide a direction of the generated magnetic field.

3. The apparatus of claim 1, wherein the protruding magnetic component protrudes from the charging device and is configured to receive a device to be charged having a looped shape in a non-concentric disposition to an axis of the protruding magnetic component.

4. The apparatus of claim 1, wherein the protruding magnetic component is configured to be hung vertically, and wherein the protruding magnetic component is configured to receive a device to be charged having a looped shape by hanging the device to be charged on the protruding magnetic component.

5. The apparatus of claim 1, wherein the protruding magnetic component is configured to be hung vertically, and wherein the protruding magnetic component is configured to receive a power propagation device comprising a looped portion by hanging the looped portion on the protruding magnetic component.

6. The apparatus of claim 5, wherein the wireless power transmitting coil is a first wireless power transmitting coil, the power propagation device comprising:

a first wireless power receiving coil to receive a magnetic flux of the magnetic field from the first wireless power transmitting coil, wherein receiving the magnetic flux generates a current;

a second wireless power transmitting coil to receive the current from the first wireless power receiving coil, and to generate a magnetic field having a magnetic flux based, in part, on the received current.

7. The apparatus of claim 6, wherein the power propagation device is configured to receive a device to be charged by hanging the device to be charged on the power propagation device.

8. The apparatus of claim 7, wherein the device to be charged comprises a second wireless power receiving coil to receive the magnetic flux from the second wireless power transmitting coil of the power propagation device.

9. The apparatus of claim 8, wherein the power propagation device comprises a hanger to be hung on the protruding magnetic component, and wherein the device to be charged comprises a wearable device comprising one or more additional devices to be charged.

10. The apparatus of claim 1, wherein the wireless power receiving coil is a first wireless power receiving coil, the apparatus further comprising one or more additional wireless power receiving coil including at least a second wireless power receiving coil disposed around the protruding magnetic component.

25. The system of claim 1, wherein the first wireless power receiving coil and the second wireless power transmitting coil are components of a first passive power circuit, the power propagation device further comprising a second power passive circuit, wherein a load impedance decrease generates an increase in power and current provided by a power amplifier of the charging device.

11. A method for wireless charging, the method comprising:

forming a wireless power transmitting coil configured to propagate current provided from a charging device to generate a magnetic field; and

forming a protruding magnetic component; and

disposing the wireless power transmitting coil around the protruding magnetic component.

12. The method of claim 11, wherein forming the protruding magnetic component comprises forming the protruding magnetic component in a non-linear shape to guide a direction of the generated magnetic field.

13. The method of claim 11, wherein forming the protruding magnetic component comprises forming the protruding magnetic component protruding from the charging device, and wherein the protruding magnetic component is configured to receive a device to be charged having a looped shape in a non-concentric disposition to an axis of the protruding magnetic component.

14. The method of claim 11, wherein the protruding magnetic component is configured to be hung vertically, and wherein the protruding magnetic component is configured to receive a device to be charged having a looped shape by hanging the device to be charged on the protruding magnetic component.

15. The method of claim 11, wherein the protruding magnetic component is configured to be hung vertically, the method comprising forming a power propagation device having a looped portion, and wherein the protruding magnetic component is configured to receive the power propagation device comprising by hanging the looped portion on the protruding magnetic component.

16. The method of claim 15, wherein the wireless power transmitting coil is a first wireless power transmitting coil, wherein forming the power propagation device comprises:

forming a first wireless power receiving coil configured to receive a magnetic flux of the magnetic field from the first wireless power transmitting coil, wherein receiving the magnetic flux generates a current;

forming a second wireless power transmitting coil configured to receive the current from the first wireless power receiving coil, and configured to generate a magnetic field having a magnetic flux based, in part, on the received current.

17. The method of claim 16, further comprising forming a device to be charged, wherein forming the power propagation device comprises configuring the power propagation device to receive the device to be charged by hanging the device to be charged on the power propagation device.

18. The method of claim 17, wherein forming the device to be charged comprises forming a second wireless power receiving coil to receive the magnetic flux from the second wireless power transmitting coil of the power propagation device.

19. The method of claim 18, wherein forming the power propagation device comprises forming a hanger to be hung on the protruding magnetic component, and wherein the device to be charged comprises a wearable device comprising one or more additional devices to be charged.

20. The method of claim 11, wherein the wireless power receiving coil is a first wireless power receiving coil, the method further comprising forming one or more additional wireless power receiving coil including at least a second wireless power receiving coil disposed around the protruding magnetic component.

21. A system for wireless charging, comprising:

a wireless power transmitting coil configured to propagate current provided from a charging device to generate a magnetic field; and

a protruding magnetic component, wherein the wireless power transmitting coil is disposed around the protruding magnetic component.

22. The system of claim 21, wherein the protruding magnetic component is formed in a non-linear shape to guide a direction of the generated magnetic field, and wherein the protruding magnetic component protrudes from the charging device, wherein the protruding magnetic component is configured to be hung vertically, and wherein the protruding magnetic component is configured to receive a device to be charged having a looped shape by hanging the device to be charged on the protruding magnetic component in a non-concentric disposition to an axis of the protruding magnetic component.

23. The system of claim 21, wherein the protruding magnetic component is configured to be hung vertically, and wherein the protruding magnetic component is configured to receive a power propagation device comprising a looped portion by hanging the looped portion on the protruding magnetic component, and wherein wireless the power transmitting coil is a first wireless power transmitting coil, the power propagation device comprising:

a first wireless power receiving coil to receive a magnetic flux of the magnetic field from the first wireless power transmitting coil, wherein receiving the magnetic flux generates a current;

a second wireless power transmitting coil to receive the current from the first wireless power receiving coil, and to generate a magnetic field having a magnetic flux based, in part, on the received current, and wherein the power propagation device is configured to receive a device to be charged by hanging the device to be charged on the power propagation device.

24. The system of claim 23, wherein the device to be charged comprises a second wireless power receiving coil of a wearable device, wherein:

the second wireless power receiving coil is configured to receive the magnetic flux from the second wireless power transmitting coil of the power propagation device;

the power propagation device comprises a hanger to be hung on the protruding magnetic component; and

wearable device comprises one or more additional devices to be charged.