Electronic device including non-contact charging module
This communication apparatus makes it possible to have a non-contact charging module and a sheet antenna coexist, even in the case where there the non-contact charging module and the sheet antenna in the communication apparatus. The apparatus is provided with: a housing; a secondary-side non-contact charging module, which is housed in the housing, receives power by means of electromagnetic induction, and has a first coil having a conducting wire wound thereon, and a first magnetic sheet facing the first coil; and an NFC antenna, which is housed in the housing, and has a second coil having a conducting wire wound thereon, and a second magnetic sheet facing the second coil. The secondary-side non-contact charging module and the NFC antenna are not laminated to each other.
1. An electronic device having a communication capability, the electronic device comprising:
a housing having a generally rectangular shape in a plan view of the housing;
a non-contact charging module included in the housing and including: (i) a wireless charging coil having a substantially planar shape and formed of a wound electrical wire, and (ii) a magnetic sheet that overlaps with the wireless charging coil in the plan view of the housing;
a display arranged closer to the magnetic sheet than to the wireless charging coil of the non-contact charging module;
a battery included in the housing and configured to receive power from the wireless charging coil of the non-contact charging module;
a camera included in the housing; and
a Near Field Communication (NFC) antenna included in the housing and including an NFC coil formed of a wound electrical wire,
wherein the generally rectangular shape of the housing includes short edges extending in X direction and long edges extending in Y direction and includes first and second regions divided by a longitudinal line extending in the Y direction, and the wireless charging coil is arranged in the first region and the NFC coil is arranged in the second region.
2. The electronic device according to claim 1 , wherein the generally rectangular shape includes third and fourth regions divided by a lateral line extending in the X direction, and the wireless charging coil is arranged in the third region and the NFC coil is arranged in the fourth region.
3. The electronic device according to claim 1 , wherein the NFC antenna has an elongated form that extends in the Y direction.
4. The electronic device according to claim 1 , wherein the NFC antenna has an elongated form that extends in the X direction.
5. The electronic device according to claim 1 , further comprising a second magnetic sheet for the NFC coil.
6. The electronic device according to claim 1 , wherein the wireless charging coil is formed in an oval shape or a circular shape.
7. The electronic device according to claim 1 , wherein the wireless charging coil is formed to define a hollow portion surrounded by the wound electrical wire.
8. The electronic device according to claim 7 , wherein the hollow portion has an oval shape or a circular shape.
9. The electronic device according to claim 7 , wherein the largest span of the hollow portion is greater than 15.5 mm.
10. The electronic device according to claim 9 , wherein the hollow portion has a circular shape and a diameter of the circular-shape hollow portion is greater than 15.5 mm.
11. The electronic device of claim 1 , wherein the magnetic sheet is made of a ferrite material.
12. An electronic device having a communication capability, the electronic device comprising:
a housing having a generally rectangular shape in a plan view of the housing;
a non-contact charging module included in the housing and including: (i) a wireless charging coil having a substantially planar shape and formed of a wound electrical wire, and (ii) a magnetic sheet that overlaps with the wireless charging coil in the plan view of the housing;
a display arranged closer to the magnetic sheet than to the wireless charging coil of the non-contact charging module;
a battery included in the housing and configured to receive power from the wireless charging coil of the non-contact charging module;
a camera included in the housing; and
a Near Field Communication (NFC) antenna included in the housing and including an NFC coil formed of a wound electrical wire,
wherein the generally rectangular shape of the housing includes short edges extending in X direction and long edges extending in Y direction and includes first and second regions divided by a longitudinal line extending in the Y direction, and the wireless charging coil is arranged in the first region and the NFC coil is arranged in the second region, and
wherein a first axis of the wireless charging coil is different from a second axis of the NFC coil.
13. The electronic device according to claim 12 , wherein the generally rectangular shape includes third and fourth regions divided by a lateral line extending in the X direction, and the wireless charging coil is arranged in the third region and the NFC coil is arranged in the fourth region.
14. The electronic device according to claim 12 , wherein the first axis is orthogonal to the second axis.
15. The electronic device according to claim 14 , wherein the generally rectangular shape of the housing includes short edges extending in X direction and long edges extending in Y direction, Z direction extending orthogonal to both the X and Y directions,
wherein the first axis of the wireless charging coil extends in the Z direction and the second axis of the NFC coil extends in the X direction.
16. The electronic device according to claim 14 , wherein the generally rectangular shape of the housing includes short edges extending in X direction and long edges extending in Y direction, Z direction extending orthogonal to both the X and Y directions,
wherein the first axis of the wireless charging coil extends in the Z direction and the second axis of the NFC coil extends in the Y direction.
17. The electronic device according to claim 12 , wherein the NFC antenna has an elongated form that extends in the Y direction.