본 발명은 무선 전력 전송 수신기 및 그것을 포함하는 시스템에 관한 것으로, 하나의 송신기로 복수의 수신기들에 동시에 무선으로 전력을 전송하는 수신기 및 송신기에 관한 것이다. 본 발명에 따른 무선 전력 수신기는 송신기로부터 공진 결합 방식으로 전력을 수신하는 수신 코일부; 및 상기 수신 코일부로부터 전력을 수신하여 부하 저항에 공급하는 전력 수신부를 포함하고, 상기 전력 수신부의 입력 임피던스는 복수의 수신기들의 소비 전력에 따라 조절된다. 본 발명의 실시 예에 의하면, 무선 전력 전송 수신기 및 송신기의 전력 전송 효율이 향상된다.

    Provided are a wireless power transmission receiver and a system including the same, particularly to a receiver and transmitter transmitting power from one transmitter to a plurality of receivers at the same time by wireless. According to the present invention, the wireless power receiver comprises a receiving coil unit receiving power from a transmitter by a resonance coupling method; and a power receiving unit receiving power from the receiving coil unit to provide the power to a load resistor, wherein an input impedance of the power receiving unit is adjusted according to power consumed by a plurality of receivers. Therefore, power transmission efficiency of the wireless power receiver and transmitter can be improved.


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    Title :

    RESONANCE COUPLING WIRELESS ENERGY TRANSFER RECEIVER AND TRANSMISTTER


    Additional title:

    공진 결합 무선 전력 수신기 및 송신기


    Publication date :

    2017-10-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60C VEHICLE TYRES , Fahrzeugreifen / H04B TRANSMISSION , Übertragung



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