TRANSMISSION DEVICE OF WIRELESS POWER TRANSMISSION SYSTEM AND WIRELESS POWER TRANSMISSION SYSTEM

• Main Authors: LIN JIUN-PING, TODA RYO, KITAMURA YOSHIAKI
• Format: Patent
• Language: English; Japanese
• Published: 27.12.2018
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; SYSTEMS FOR STORING ELECTRIC ENERGY

To provide a transmission device of a wireless power transmission system which can perform a wireless power transmission with a lesser number of components and a wireless power transmission system using the same.SOLUTION: A transmission device SD of a wireless power transmission system SM of the present invention is a transmission device SD of a wireless power transmission system SD transmitting power to a power reception device RD wirelessly, and has a power transmission side coil 13 coupled with a power reception side coil 21 of the power reception device RD with magnetic field resonance, a power transmission side first and a second electrodes 14 and 15 respectively electric-field coupled with a power reception side first and a second electrodes 22 and 23 of the power reception device RD, and an inverter circuit 11, one example of an AC power supplying portion supplying AC power with a magnetic field resonant frequency to the power transmission side coil 13 and the power transmission side first and the second electrodes 14 and 15.SELECTED DRAWING: Figure 1 【課題】本発明は、より少ない部品点数でワイヤレス電力伝送できるワイヤレス電力伝送システムの送電装置およびこれを用いたワイヤレス電力伝送システムを提供する。【解決手段】本発明のワイヤレス電力伝送システムＳＭの送電装置ＳＤは、受電装置ＲＤへ電力をワイヤレスで伝送するワイヤレス電力伝送システムＳＤの送電装置ＳＤであって、受電装置ＲＤの受電側コイル２１と磁界共振で結合する送電側コイル１３と、受電装置ＲＤの受電側第１および第２電極２２、２３それぞれと電界結合する送電側第１および第２電極１４、１５と、送電側コイル１３および送電側第１および第２電極１４、１５に、前記磁界共振する周波数で交流電力を供給する交流電力供給部の一例のインバータ回路１１とを備える。【選択図】図１