WIRELESS POWER DELIVERY AND DATA LINK

• US 20150318896A1
• Filed: 12/12/2014
• Published: 11/05/2015
• Est. Priority Date: 05/05/2014
• Status: Active Grant

• Current Assignee: NXP B.V. (NXP Semiconductors NV)
• Original Assignee: NXP B.V. (NXP Semiconductors NV)
• Inventors: Kerselaers, Anthony, Thoen, Steven, Gomm, Liesbeth, Van Ginderdeuren, Johan
• Granted Patent: US 10,009,069 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: A61B 5/002 Monitoring the patient using a local or closed circuit, e.g. in a room or building A61B5/0017 takes precedence
• CPC Class Codes: G08C 17/02 using a radio link
• CPC Class Codes: G08C 17/04 using magnetically coupled devices
• CPC Class Codes: H02J 2310/23 The load being a medical device, a medical implant, or a life supporting device
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H02J 7/00034 Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
• CPC Class Codes: H04B 13/005 Transmission systems in which the medium consists of the human body
• CPC Class Codes: H04B 5/22 Capacitive coupling
• CPC Class Codes: H04B 5/26 using coils
• CPC Class Codes: H04B 5/266 One coil at each side, e.g. with primary and secondary coils
• CPC Class Codes: H04B 5/48 Transceivers
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer

Abstract

An electromagnetic induction wireless transceiver system including: a magnetic antenna; an electric antenna including first and second plates, the first plate being connectable to a body; and a power driver configured to produce a modulating signal used to drive the magnetic antenna and the electric antenna to produce electromagnetic induction fields, wherein the transceiver when connected to a body in a first location is configured to transmit power to a second electromagnetic induction wireless transceiver connected to a second location a distance from the first location, wherein the first and second locations are connected through magnetic and electric near-field coupling.

Claims

1. An electromagnetic induction wireless transceiver system comprising:

a magnetic antenna;

an electric antenna comprising first and second plates, the first plate being connectable to a body; and

a power driver configured to produce a modulating signal used to drive the magnetic antenna and the electric antenna to produce electromagnetic induction fields,

wherein the transceiver when connected to a body in a first location is configured to transmit power to a second electromagnetic induction wireless transceiver connected to a second location a distance from the first location, wherein the first and second locations are connected through magnetic and electric near-field coupling.

2. The system of claim 1, wherein the second electromagnetic induction wireless transceiver is connected to a second body through electric and magnetic near field coupling with the first body.

3. The system of claim 1, further comprising an energy source connected to the power driver.

4. The system of claim 3, wherein the energy source comprises one of a battery, a solar energy collector, or a kinetic energy collector.

5. The system of claim 1, further comprising an adaptable matching unit connected to the power driver.

6. The system of claim 5, wherein the adaptable matching unit comprises an interface to the antennas.

7. The system of claim 5, wherein the adaptable matching unit conjugate matches the power driver and the antennas.

8. The system of claim 1, further comprising a radio unit connected to the electric antenna and the magnetic antenna.

9. The system of claim 1, further comprising a music source device comprising the electromagnetic induction wireless transceiver.

10. The system of claim 9, further comprising a wireless speaker device comprising the second electromagnetic induction wireless transceiver.

11. The system of claim 10, wherein the wireless speaker device comprises earbuds.

12. An electromagnetic induction wireless transceiver comprising:

a magnetic antenna configured to receive an electromagnetic induction field;

an electric antenna configured to receive the electromagnetic induction field comprising first and second plates, the first plate being connectable to a body; and

a receiver configured to receive a modulating signal carried by the electromagnetic induction fields,

wherein the transceiver when connected to a body in a first location is configured to receive power from a second electromagnetic induction wireless transceiver connected to a second location a distance from the first location, wherein the first and second locations are connected through magnetic and electric near-field coupling.

13. The transceiver of claim 12, further comprising a tuning circuit configured to tune an antenna combination, wherein the antenna combination comprises the magnetic antenna and the electric antenna.

14. The transceiver of claim 12, further comprising a controller comprising a data processing unit and signal processing unit, wherein the controller controls the operation of the receiver.

15. The transceiver of claim 12, further comprising a wireless speaker device coupled to the transceiver.

16. The transceiver of claim 15, wherein the wireless speaker device comprises earbuds.

17. The transceiver of claim 12, further comprising a music source device coupled to the second electromagnetic induction wireless transceiver.