WIRELESS ELECTRIC/MAGNETIC FIELD POWER TRANSFER SYSTEM, TRANSMITTER AND RECEIVER

• US 20160322867A1
• Filed: 06/23/2015
• Published: 11/03/2016
• Est. Priority Date: 09/07/2012
• Status: Abandoned Application

• Current Assignee: Solace Power Inc.
• Original Assignee: Andrew Bartlett
• Inventors: POLU, Nagesh, BARTLETT, Andrew
• Application Number:
  US14/747,588
• Publication Number:
  US 20160322867A1
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H01F 2038/146 in combination with capacitive coupling
• 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 50/05 using capacitive coupling
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H02J 50/50 using additional energy repeaters between transmitting devices and receiving devices
• CPC Class Codes: H04B 5/00 Near-field transmission systems, e.g. inductive or capacitive transmission systems
• CPC Class Codes: H04B 5/26 using coils
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer

Abstract

A hybrid resonator comprises capacitive electrodes; and an induction coil electrically connected to the capacitive electrodes. The capacitive electrodes and the induction coil are configured to: responsive to a generated field, extract power from the generated field; and responsive to the extracted power, generate a field.

Claims

1. A hybrid resonator comprising:

capacitive electrodes; and

an induction coil electrically connected to the capacitive electrodes, wherein the capacitive electrodes and the induction coil are configured to;

responsive to a generated field, extract power from the generated field; and

responsive to the extracted power, generate a field.

2. The hybrid resonator of claim 1, wherein the induction coil is an air core inductor.

3. The hybrid resonator of claim 1, wherein the capacitive electrodes act as a capacitor.

4. The hybrid resonator of claim 1, wherein the capacitive electrodes are two laterally spaced electrodes, each of which is connected to either end of the induction coil.

5. The hybrid resonator of claim 1, wherein the generated field is a magnetic field.

6. The hybrid resonator of claim 1, wherein the generated field is an electric field.

7. The hybrid resonator of claim 1, wherein the field generated by the hybrid resonator is a resonant magnetic field.

8. The hybrid resonator of claim 1, wherein the field generated by the hybrid resonator is a resonant electric field.

9. A wireless power system comprising:

a field-generator for generating a field;

a hybrid resonator comprising;

capacitive electrodes; and

an induction coil electrically connected to the capacitive electrodes, wherein the capacitive electrodes and the induction coil are configured to;

responsive to the generated field, extract power from the generated field; and

responsive to the extracted power, generate a field; and

a field-extractor for extracting power from the field generated by the hybrid resonator.

10. The wireless power system of claim 9, wherein the induction coil is an air core inductor.

11. The wireless power system of claim 9, wherein the capacitive electrodes act as a capacitor.

12. The wireless power system of claim 9, wherein the capacitive electrodes are two laterally spaced electrodes, each of which is connected to either end of the induction coil.

13. The wireless power system of claim 9, wherein the field-generator generates a magnetic field.

14. The wireless power system of claim 13, wherein the field-generator comprises:

a power source; and

an induction coil electrically connected to the power source.

15. The wireless power system of claim 9, wherein the field-generator generates an electric field.

16. The wireless power system of claim 15, wherein the field-generator comprises:

a power source; and

laterally spaced electrodes electrically connected to the power source.

17. The wireless power system of claim 9, wherein the field generated by the hybrid resonator is a resonant magnetic field, a resonant electric field, a magnetic field and/or an electric field.

18. A transmitter comprising:

a field-generator for generating a field; and

a hybrid resonator comprising;

capacitive electrodes; and

an induction coil electrically connected to the capacitive electrodes, wherein the capacitive electrodes and the induction coil are configured to;

responsive to the generated field, extract power from the generated field; and

responsive to the extracted power, generated a field.

19. A receiver comprising:

a hybrid resonator comprising;

capacitive electrodes; and

an induction coil electrically connected to the capacitive electrodes, wherein the capacitive electrodes and the induction coil are configured to;

responsive to a generated field, extract power from the generated field; and

responsive to the extracted power, generated a field; and

a field-extractor for extracting power from the field generated by the hybrid resonator.

20. A resonator configured to extract and transfer power via electric and magnetic field coupling.