Wireless power transmitting apparatus
A wireless power transmitting apparatus including a first transmitting coil; a second transmitting coil; a third transmitting coil on the first transmitting coil and the second transmitting coil; and a substrate to accommodate the first transmitting coil, the second transmitting coil, and the third transmitting coil, further the substrate includes a wall to surround a part of an outer circumference of the first transmitting coil and a part of an outer circumference of the second transmitting coil; a first protrusion to surround a first part of an outer circumference of the third transmitting coil; and a second protrusion to surround a second part of the outer circumference of the third transmitting coil.
1. A wireless power transmitting apparatus, comprising:
a first transmitting coil;
a second transmitting coil;
a third transmitting coil on the first transmitting coil and the second transmitting coil; and
a substrate to accommodate the first transmitting coil, the second transmitting coil, and the third transmitting coil,
wherein the substrate comprises:
a wall to surround a part of an outer circumference of the first transmitting coil and a part of an outer circumference of the second transmitting coil;
a first protrusion to surround a first part of an outer circumference of the third transmitting coil; and
a second protrusion to surround a second part of the outer circumference of the third transmitting coil,
wherein the first protrusion and the second protrusion are higher than the wall.
2. The wireless power transmitting apparatus of claim 1 , wherein the wall surrounds a third part of the outer circumference of the third transmitting coil.
3. The wireless power transmitting apparatus of claim 1 , wherein the first protrusion is surrounded by a part of an inner circumference of the first transmitting coil.
4. The wireless power transmitting apparatus of claim 1 , wherein the second protrusion is surrounded by a part of an inner circumference of the second transmitting coil.
5. The wireless power transmitting apparatus of claim 1 , wherein the substrate further comprises a third protrusion disposed between the first transmitting coil and the second transmitting coil.
6. The wireless power transmitting apparatus of claim 5 , wherein the third protrusion is disposed in an inner circumference of the third transmitting coil.
7. The wireless power transmitting apparatus of claim 5 , wherein the third protrusion is higher than the first transmitting coil and the second transmitting coil.
8. The wireless power transmitting apparatus of claim 1 , wherein the wall is higher than the first transmitting coil and the second transmitting coil.
9. The wireless power transmitting apparatus of claim 1 , wherein a direction of a long axis of the third transmitting coil is orthogonal to a direction of a long axis of the first transmitting coil and a direction of a long axis of the second transmitting coil,
wherein a direction of a short axis of the third transmitting coil is orthogonal to a direction of a short axis of the first transmitting coil and a direction of a short axis of the second transmitting coil, and
wherein the long axis of each of the first, second and third transmitting coils is longer than the short axis of each of the first, second and third transmitting coils.
10. The wireless power transmitting apparatus of claim 1 , wherein the substrate is a soft magnetic substrate.
11. The wireless power transmitting apparatus of claim 1 , wherein terminals of the first transmitting coil, the second transmitting coil, and the third transmitting coil are disposed in a same direction.
12. The wireless power transmitting apparatus of claim 1 , wherein a center of each of the first, second and third transmitting coils is disposed on a same imaginary line.
13. The wireless power transmitting apparatus of claim 12 , wherein a center of each of the first and second transmitting coils is spaced apart from a center of the third transmitting coil by a same distance.
14. A substrate to accommodate a first transmitting coil, a second transmitting coil and a third transmitting coil, the substrate comprising:
a wall to surround a part of an outer circumference of the first transmitting coil and a part of an outer circumference of the second transmitting coil;
a first protrusion to surround a first part of an outer circumference of the third transmitting coil;
a second protrusion to surround a second part of the outer circumference of the third transmitting coil, and
a third protrusion disposed between the first transmitting coil and the second transmitting coil,
wherein the first protrusion and the second protrusion are higher than the wall.
15. The substrate of claim 14 , wherein the first protrusion is surrounded by a part of an inner circumference of the first transmitting coil.
16. The substrate of claim 14 , wherein the second protrusion is surrounded by a part of an inner circumference of the second transmitting coil.
17. The substrate of claim 14 , wherein the third protrusion is disposed in an inner circumference of the third transmitting coil.
18. The substrate of claim 14 , wherein the third protrusion is higher than the first transmitting coil and the second transmitting coil.
19. The substrate of claim 14 , wherein the wall is higher than the first transmitting coil and the second transmitting coil.
20. The substrate of claim 14 , wherein the substrate is a soft magnetic substrate.