According to an embodiment, a wireless power transmitting device comprises: a transmitting coil unit for transmitting multi-phase high-frequency power; and a receiving coil unit for receiving the multi-phase high-frequency power by a magnetic induction manner from the transmitting coil unit. The transmitting coil unit comprises: a plurality of first transmitting coils for transmitting high-frequency power of a first phase; a plurality of second transmitting coils for transmitting high-frequency power of a second phase; and a plurality of third transmitting coils for transmitting high-frequency power of a third phase. The first transmitting coils to the third transmitting coils may be disposed within the same distance from a reference point. The embodiment has an effect of maximizing power efficiency by configuring a plurality of coils for one phase.

    실시예의 무선전력 송수신장치는 다상의 고주파 전력을 송신하는 송신 코일부와, 상기 송신 코일부로부터 자기 유도 방식에 의해 다상의 고주파 전력을 수신하는 수신 코일부를 포함하고, 상기 송신 코일부는 제1 상의 고주파 전력을 송신하는 복수의 제1 송신코일과, 제2 상의 고주파 전력을 송신하는 복수의 제2 송신코일과, 제3 상의 고주파 전력을 송신하는 복수의 제3 송신코일을 포함하고, 상기 제1 송신코일 내지 상기 제3 송신코일은 기준점을 기준으로 동일한 거리 내에 배치될 수 있다. 실시예는 하나의 상에 대해 복수의 코일로 이루어지도록 구성함으로써, 전력 효율을 극대화시킬 수 있는 효과가 있다.


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    Title :

    APPARATUS FOR TRANSMITTING AND RECEIVING WIRELESS POWER APPARATUS FOR TRANSMMITING WIRELESS POWER AND APPARATUS FOR RECEIVING WIRELESS POWER


    Additional title:

    무선전력 송수신장치, 무선전력 송신장치 및 무선전력 수신장치


    Contributors:
    AHN SEUNGYOUNG (author) / KIM JEDOK (author) / LEE BOMSON (author) / AHN JANGYONG (author) / KIM KIBEOM (author)

    Publication date :

    2021-06-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01F MAGNETS , Magnete




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