IP Library Granted Patent US 11,831,173
Granted Patent B2
US 11,831,173 · App. 17/518,335 · Granted Nov 28, 2023

Wireless power transmission antenna with series coil molecule configuration

Inventors: Alberto Peralta (Chicago, IL); Andy Yoon (Chicago, IL); Md. Nazmul Alam (Lombard, IL)
Assignee: NuCurrent, Inc.
H02J50/23H02J50/005H02J50/502H04B5/0037
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Quick Facts
Patent No.
US 11,831,173
App. No.
17/518,335
Granted
Nov 28, 2023
Kind
B2
Abstract

An antenna for wireless power transmission includes a source antenna molecule configured for wired electrical connection to one or more electrical components of a wireless power transmission system. The antenna further includes one or more connected antenna molecules connected to the source antenna and one another via a wired, series electrical connection, each of the source antenna and the one or more connected antenna molecules at least partially overlapping with another of the source antenna and the one or more connected antenna molecules.

Claims (53)

1. An antenna for wireless power transmission comprising:

a source antenna molecule configured for wired electrical connection to one or more electrical components of a wireless power transmission system; and

one or more connected antenna molecules connected to the source antenna molecule and one another via a wired, series electrical connection, each of the source antenna molecule and the one or more connected antenna molecules at least partially overlapping with another of the source antenna molecule and the one or more connected antenna molecules.

2. The antenna of claim 1 , further comprising at least one capacitor in series connection between the source antenna molecule and the one or more connected antenna molecules, the at least one capacitor configured to maintain phase balance between the source antenna molecule and the one or more connected antenna molecules.

3. The antenna of claim 2 , wherein the at least one capacitor includes a plurality of capacitors, each of the plurality of capacitors positioned, in series, electrically between the source antenna molecule and one of the one or more connected antenna molecules.

4. The antenna of claim 1 , wherein the source antenna molecule is a first antenna molecule and the one or more connected antenna molecules includes a second antenna molecule, and

wherein the first antenna molecule and the second antenna molecule are linearly arranged antenna molecules.

5. The antenna of claim 4 ,

wherein the first antenna molecule is formed from a first continuous conductive wire, the first continuous conductive wire extending from a first beginning molecule terminal to a first ending molecule terminal, the continuous conductive wire formed to define a first plurality of coil atoms, the first plurality of coil atoms including:

a first source coil atom in electrical connection with the first beginning molecule terminal and the first ending molecule terminal, and

one or more first connected coil atoms in electrical connection with the first source coil atom, each of the one or more first connected coil atoms having, at least, an outermost turn,

wherein each of the first source coil atom and the first one or more connected coil atoms partially overlap with one of the first source coil atom or one of the one or more first connected coil atoms,

wherein the second antenna molecule is formed from a second continuous conductive wire, the second continuous conductive wire extending from a second beginning molecule terminal to a second ending molecule terminal, the second continuous conductive wire formed to define a second plurality of coil atoms, the second plurality of coil atoms including:

a second source coil atom in electrical connection with the second beginning molecule terminal and the second ending molecule terminal,

one or more second connected coil atoms in electrical connection with the second source coil atom, each of the one or more second connected coil atoms having, at least, an outermost turn, and

wherein each of the second source coil atom and the second one or more connected coil atoms partially overlap with one of the second source coil atom or one of the one or more second connected coil atoms.

6. The antenna of claim 5 , wherein the first and second antenna molecules are connected in electrical series via the first beginning molecule terminal, the first ending molecule terminal, the second beginning molecule terminal, and the second ending molecule terminal.

7. The antenna of claim 1 , wherein the source antenna molecule is a first antenna molecule and the one or more connected antenna molecules includes a second antenna molecule, and

wherein the first and second antenna molecules have a puzzled configuration, with respect to one another.

8. The antenna of claim 7 , wherein the first antenna molecule is formed from a first continuous conductive wire, the first continuous conductive wire extending from a first molecule terminal to a second molecule terminal, the first continuous conductive wire formed to define a first plurality of coil atoms, the first plurality of coil atoms including:

a first coil atom and a second coil atom, wherein the second coil atom is positioned substantially diagonally opposite with respect to the first coil atom;

a second antenna molecule, the second molecule formed from a second continuous conductive wire, the second continuous conductive wire extending from third molecule terminal to a fourth molecule terminal, the second conductive wire formed to define a second plurality of coil atoms, the second plurality of coil atoms including a third coil atom and fourth coil atom, wherein the fourth coil atom is positioned substantially diagonally opposite with respect to the third coil atom,

wherein the first antenna molecule and the second molecule are overlain to form a first atom row and a second atom row and to form a first atom column and a second atom column, the first atom row including the first coil atom and the fourth coil atom, the second atom row including the third coil atom and the second coil atom, the first atom column including the first coil atom and the third coil atom, and the second atom column including the fourth coil atom and the second coil atom.

9. The antenna of claim 8 , wherein the first coil atom and the fourth coil atom partially overlap,

wherein the third coil atom and the second coil atom partially overlap,

wherein the first coil atom and the third coil atom partially overlap, and

wherein the second coil atom and the fourth coil atom partially overlap.

10. A wireless power transmission system comprising:

one or more electrical components configured for generating signals for one or both of wireless power transmission and wireless data transmission;

a source antenna molecule configured for wired electrical connection to one or more electrical components of the wireless power transmission system; and

one or more connected antenna molecules connected to the source antenna molecule and one another via a wired, series electrical connection, each of the source antenna molecule and the one or more connected antenna molecules at least partially overlapping with another of the source antenna molecule and the one or more connected antenna molecules.

11. The wireless power transmission system of claim 10 , wherein the one or more electrical components includes a transmission control system.

12. The wireless power transmission system of claim 10 , wherein the one or more electrical components includes a power conditioning system.

13. The wireless power transmission system of claim 10 , wherein the one or more electrical components includes a transmission tuning system.

14. The wireless power transmission system of claim 10 , wherein one or more connected antenna molecules are configured to transmit wireless power to a wireless receiver system via the wireless power signals.

15. The wireless power transmission system of claim 10 , further comprising at least one capacitor in series connection between the source antenna molecule and the one or more connected antenna molecules, the at least one capacitor configured to maintain phase balance between the source antenna molecule and the one or more connected antenna molecules.

16. The wireless power transmission system of claim 15 , wherein the at least one capacitor includes a plurality of capacitors, each of the plurality of capacitors positioned, in series, electrically between two of the source antenna molecule and one of the one or more connected antenna molecules.

17. The wireless power transmission system of claim 10 , wherein the source antenna molecule is a first antenna molecule and the one or more connected antenna molecules includes a second antenna molecule, and

wherein the first antenna molecule and the second antenna molecule are linearly arranged antenna molecules.

18. The wireless power transmission system of claim 17 , wherein the first antenna molecule is formed from a first continuous conductive wire, the first continuous conductive wire extending from a first beginning molecule terminal to a first ending molecule terminal, the first continuous conductive wire formed to define a first plurality of coil atoms, the first plurality of coil atoms including:

a first source coil atom in electrical connection with the first beginning molecule terminal and the first ending molecule terminal, and

one or more first connected coil atoms in electrical connection with the first source coil atom, each of the one or more first connected coil atoms having, at least, an outermost turn,

wherein each of the first source coil atom and the one or more first connected coil atoms partially overlap with one of the first source coil atom or one of the one or more first connected coil atoms,

wherein the second antenna molecule is formed from a second continuous conductive wire, the second continuous conductive wire extending from a second beginning molecule terminal to a second ending molecule terminal, the second continuous conductive wire formed to define a second plurality of coil atoms, the second plurality of coil atoms including:

a second source coil atom in electrical connection with the second beginning molecule terminal and the second ending molecule terminal,

one or more second connected coil atoms in electrical connection with the second source coil atom, each of the one or more second connected coil atoms having, at least, an outermost turn, and

wherein each of the second source coil atom and the second one or more connected coil atoms partially overlap with one of the second source coil atom or one of the one or more second connected coil atoms.

19. The wireless power transmission system of claim 10 , wherein the source antenna molecule is a first antenna molecule and the one or more connected antenna molecules includes a second antenna molecule, and

wherein the first and second antenna molecules have a puzzled configuration, with respect to one another.

20. The wireless power transmission system of claim 19 , wherein the first antenna molecule is formed from a first continuous conductive wire, the first continuous conductive wire extending from a first molecule terminal to a second molecule terminal, the first continuous conductive wire formed to define a first plurality of coil atoms, the first plurality of coil atoms including:

a first coil atom and a second coil atom, wherein the second coil atom is positioned substantially diagonally opposite with respect to the first coil atom; and

a second antenna molecule, the second molecule formed from a second continuous conductive wire, the second continuous conductive wire extending from third molecule terminal to a fourth molecule terminal, the second conductive wire formed to define a second plurality of coil atoms, the second plurality of coil atoms including a third coil atom and fourth coil atom, wherein the fourth coil atom is positioned substantially diagonally opposite with respect to the third coil atom,

wherein the first antenna molecule and the second molecule are overlain to form a first atom row and a second atom row and to form a first atom column and a second atom column, the first atom row including the first coil atom and the fourth coil atom, the second atom row including the third coil atom and the second coil atom, the first atom column including the first coil atom and the third coil atom, and the second atom column including the fourth coil atom and the second coil atom.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 11, 2022
From: YOON, ANDY
To: NUCURRENT, INC.
Reel/Frame 061741/0577 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 11, 2022
From: PERALTA, ALBERTO; ALAM, MD. NAZMUL
To: NUCURRENT, INC.
Reel/Frame 061741/0581 →
Continuity (1)
Related Publication 20230137061A1 · May 4, 2023
Cited By (1)
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