Headset capable of wireless charging, and headset charging system using wireless power transmission comprising same

1. A headset capable of wireless charging, comprising:

a pair of body units each including a housing equipped with a speaker and a cushion unit;

a connecting unit configured to connect the pair of body units;

a battery module embedded in at least one of the body units and the connecting unit to provide driving power; and

a wireless power receiving antenna configured to receive wireless power transmitted from the outside to supply power for charging the battery module,

wherein the housing includes a ring-shaped winding portion formed to protrude to the cushion unit; and

the wireless power receiving antenna is wound along a circumferential surface of the ring-shaped winding portion, and

wherein the ring-shaped winding portion is formed at a position that does not overlap a metal portion of the speaker.

2. The headset of claim 1 , comprising a shielding sheet disposed on one surface of the wireless power receiving antenna so that a magnetic field generated from the wireless power receiving antenna is shielded to be collected in a predetermined direction.

3. The headset of claim 1 , wherein the battery module embedded in the connecting unit is a flexible battery.

4. The headset of claim 3 , wherein:

the flexible battery includes an exterior material and an electrode assembly;

the exterior material and the electrode assembly include a pattern for contraction and relaxation in a longitudinal direction; and

the pattern formed in the exterior material and the pattern formed in the electrode assembly are formed to coincide with each other.

5. A headset charging system using wireless power transfer, comprising:

the headset capable of wireless charging disclosed in claim 1 ; and

a charging device including a wireless power transmitting antenna configured to provide wireless power to the headset to charge the battery module when the headset is held.

6. The headset charging system of claim 5 , wherein the charging device includes a holding member on which the headset is held, and a wireless power transmitting antenna embedded in the holding member to be located at a position corresponding to the wireless power receiving antenna.

7. The headset charging system of claim 6 , comprising a shielding sheet disposed on one surface of the wireless power transmitting antenna so that a magnetic field generated from the wireless power transmitting antenna is shielded to be collected in a predetermined direction.

8. A headset charging system using wireless power transfer, comprising:

a headset capable of wireless charging; and

a charging device including a wireless power transmitting antenna configured to provide wireless power to the headset to charge a battery module when the headset is held,

wherein the headset includes a pair of body units each including a housing equipped with a speaker and a cushion unit, a connecting unit configured to connect the pair of body units, the battery module embedded in at least one of the body units and the connecting unit to provide driving power, and a wireless power receiving antenna configured to receive wireless power transmitted from the wireless power transmitting antenna to supply power for charging the battery module,

wherein the charging device includes a holding member on which the headset is held, and the wireless power transmitting antenna embedded in the holding member located at a position corresponding to the wireless power receiving antenna, and

wherein:

the holding member includes a base part and an accommodation part configured to protrude in both directions from the base part and having one end portion inserted into and disposed in a center portion of the cushion unit when the headset is held; and

the wireless power transmitting antenna is embedded in an end portion of the accommodation part.

9. A headset charging system using wireless power transfer, comprising:

a headset capable of wireless charging; and

a charging device including a wireless power transmitting antenna configured to provide wireless power to the headset to charge a battery module when the headset is held,

wherein the headset includes a pair of body units each including a housing equipped with a speaker and a cushion unit, a connecting unit configured to connect the pair of body units, the battery module embedded in at least one of the body units and the connecting unit to provide driving power, and a wireless power receiving antenna configured to receive wireless power transmitted from the wireless power transmitting antenna to supply power for charging the battery module,

wherein the charging device includes a holding member on which the headset is held, and the wireless power transmitting antenna embedded in the holding member located at a position corresponding to the wireless power receiving antenna and,

wherein:

the holding member includes a base part, and a protruding part configured to protrude in both directions from the base part and in which a seating groove, into which the body unit is inserted when the headset is held, is formed; and

the wireless power transmitting antenna is embedded in the protruding part.