Flexible printed circuit board for dual mode antennas, dual mode antenna and user device
US10367267B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2018 |
| Grant date | Jul 30, 2019 |
| Priority date | — |
| Expiry date | Apr 26, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F2027/2809
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A dual mode antenna including: an insulative sheet including a main surface and an opposite main surface; a loop-shaped wireless communication coil formed on the main surface of the insulative sheet; a wireless power transmission coil formed inside the loop-shaped wireless communication coil to be electrically disconnected from the loop-shaped wireless communication coil, and formed on the main surface of the insulative sheet, a pair of wireless communication coil connection terminals electrically connected to both ends of the loop-shaped wireless communication coil, respectively; a pair of wireless power transmission coil connection terminals electrically connected to both ends of the wireless power transmission coil, respectively; and a ferrite sheet formed to contact the opposite main surface of the insulative sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.