Wireless sound equipment
US10104463B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 20, 2017 |
| Grant date | Oct 16, 2018 |
| Priority date | — |
| Expiry date | Jul 20, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/07
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A wireless sound equipment includes a cradle including a pair of earbuds and a pair of holders having the earbuds coupled thereto. Each earbud includes an ear housing; a sound passage extended from a first surface of the ear housing; a sound output unit outputting sound via the sound passage; a wireless communication unit located in the ear housing; an earbud controller driving the sound output unit based on a signal transmitted by using the wireless communication unit; a main battery supplying an electric power; a plurality of earbud terminals exposed to the first surface of the ear housing and connected with the earbud controller; and a control button located in a second surface of the ear housing. The cradle also includes a cradle case in which the holders are formed; a plurality of cradle terminals provided in the holder and configured to contact with the earbud terminals; a sub battery located in the cradle case; and a cradle controller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.