Bluetooth earphone
US12047724B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2020 |
| Grant date | Jul 23, 2024 |
| Priority date | — |
| Expiry date | Jan 21, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q9/42
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A BLUETOOTH earphone includes an antenna, the antenna comprises an antenna radiator, a first connecting portion, a second connecting portion, and a third connecting portion. The antenna radiator is located on a first portion of a flexible printed circuit (FPC) which is disposed in the earphone handle portion. The first connecting portion is a main ground of the BLUETOOTH earphone. The second connecting portion, is located on the earphone handle portion, and comprises a ground point. The third connecting portion is located on the earphone handle portion, and is connected to a first position on the second connecting portion other than the ground point, the third connecting portion and the antenna radiator are spaced apart with a first gap, and the third connecting portion is coupled to the antenna radiator through the first gap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.