| 发明名称 | Wireless power receiving apparatus | ||
| 摘要 | In a wireless power supply system, a first capacitor is arranged in series with an antenna. A second capacitor and a switch are arranged in series on a path arranged in parallel with the first capacitor. A control unit adjusts the duty ratio of the switch according to the frequency of an electric power signal. | ||
| 申请公布号 | US9071063(B2) | 申请公布日期 | 2015.06.30 |
| 申请号 | US201113218295 | 申请日期 | 2011.08.25 |
| 申请人 | ADVANTEST CORPORATION | 发明人 | Endo Yuki;Furukawa Yasuo |
| 分类号 | H01F27/42;H02J5/00;H02J17/00 | 主分类号 | H01F27/42 |
| 代理机构 | Ladas & Parry, LLP | 代理人 | Ladas & Parry, LLP |
| 主权项 | 1. A wireless power receiving apparatus configured to receive an electric power signal including any one of an electric field, a magnetic field, and an electromagnetic field, transmitted from a wireless power supply apparatus, the wireless power receiving apparatus comprising: a reception coil configured to receive the electric power signal; an auxiliary coil and a capacitor arranged in series with the reception coil; a switch arranged in parallel with the auxiliary coil; and a control circuit for controlling an ON/OFF operation of the switch with a duty ratio that corresponds to the frequency of the electric power signal. | ||
| 地址 | Tokyo JP | ||