Apparatus for transmitting wireless power for multiple simultaneous charging and apparatus for receiving wireless power

A wireless power transmission apparatus configured to provide charging power simultaneously to a plurality of wireless power reception apparatuses, the wireless power transmission apparatus comprising:

• a driving coil configured to transmit wireless power;
• a magnetic coupler inductively coupled with the driving coil;
• and
• a resonance frequency adjustment part configured to adjust a resonance frequency of the magnetic coupler,
• wherein the magnetic coupler comprises a plurality of coils, and a number of the plurality of coils included in the magnetic coupler is based on a number of simultaneously chargeable wireless power reception apparatuses.

A wireless power reception apparatus comprising:

• a driving coil configured to receive wireless power from a wireless power transmission apparatus;
• a first magnetic coupler inductively coupled with the driving coil;
• and
• a first resonance frequency adjustment part configured to adjust a resonance frequency of the first magnetic coupler,
• wherein the first magnetic coupler comprises a plurality of coils, a variable capacitor is joined to each of the plurality of coils,
• the wireless power transmission apparatus comprises a second magnetic coupler and a second resonance frequency adjustment part, the second magnetic coupler comprising a plurality of coils, the second resonance frequency adjustment part configured to adjust a resonance frequency of the coils included in the second magnetic coupler, and the wireless power transmission apparatus is configured to simultaneously charge a plurality of wireless power reception apparatuses.