Wireless power transmitting apparatus
A wireless power transmitting apparatus can include 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, in which 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, in which the first protrusion comprises a first stepped portion to support the third transmitting coil, and the second protrusion comprises a second stepped portion to support 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 inside an inner circumference of the first transmitting coil; and
a second protrusion inside an inner circumference of the second transmitting coil,
wherein the third transmitting coil is disposed between the first protrusion and the second protrusion,
wherein the first protrusion comprises a first stepped portion to support the third transmitting coil, and
wherein the second protrusion comprises a second stepped portion to support the third transmitting coil.
2. The wireless power transmitting apparatus of claim 1 , wherein the substrate comprises a third protrusion disposed between the first transmitting coil and the second transmitting coil.
3. The wireless power transmitting apparatus of claim 2 , wherein the third protrusion is disposed in an inner circumference of the third transmitting coil.
4. The wireless power transmitting apparatus of claim 2 , wherein a width of the third protrusion is less than a width of the first protrusion and a width of the second protrusion.
5. The wireless power transmitting apparatus of claim 1 , wherein terminals of the third transmitting coil are disposed between the first transmitting coil and the second transmitting coil.
6. The wireless power transmitting apparatus of claim 1 , wherein the substrate is a soft magnetic substrate.
7. 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 first protrusion inside an inner circumference of the first transmitting coil; and
a second protrusion inside an inner circumference of the second transmitting coil,
wherein the third transmitting coil is disposed between the first protrusion and the second protrusion,
wherein the first protrusion comprises a first stepped portion to support the third transmitting coil, and
wherein the second protrusion comprises a second stepped portion to support the third transmitting coil.
8. The wireless power transmitting apparatus of claim 7 , wherein the substrate comprises a third protrusion disposed between the first transmitting coil and the second transmitting coil.
9. The wireless power transmitting apparatus of claim 8 , wherein the third protrusion is disposed in an inner circumference of the third transmitting coil.
10. The wireless power transmitting apparatus of claim 8 , wherein a width of the third protrusion is less than a width of the first protrusion and a width of the second protrusion.
11. The wireless power transmitting apparatus of claim 7 , wherein terminals of the third transmitting coil are disposed between the first transmitting coil and the second transmitting coil.
12. The wireless power transmitting apparatus of claim 7 , wherein the substrate is a soft magnetic substrate.
13. 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 first protrusion inside an inner circumference of the first transmitting coil; and
a second protrusion inside an inner circumference of the second transmitting coil,
wherein the first protrusion comprises a first stepped portion to support the third transmitting coil, and
wherein the second protrusion comprises a second stepped portion to support the third transmitting coil.
14. The wireless power transmitting apparatus of claim 13 , wherein the substrate comprises a third protrusion disposed between the first transmitting coil and the second transmitting coil.
15. The wireless power transmitting apparatus of claim 14 , wherein the third protrusion is disposed in an inner circumference of the third transmitting coil.
16. The wireless power transmitting apparatus of claim 14 , wherein a width of the third protrusion is less than a width of the first protrusion and a width of the second protrusion.
17. The wireless power transmitting apparatus of claim 13 , wherein terminals of the third transmitting coil are disposed between the first transmitting coil and the second transmitting coil.
18. The wireless power transmitting apparatus of claim 13 , wherein the substrate is a soft magnetic substrate.