Portable audio device case with power-saving features
US11593058B2 · kind B2 · utility
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19Claims
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Assignee
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Key dates
| Filing date | Jun 29, 2020 |
| Grant date | Feb 28, 2023 |
| Priority date | — |
| Expiry date | Jun 29, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2460/03
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed are techniques to improve power consumption of portable audio devices through the use of a plurality of adapters. Each of the plurality of adapters can be used to modify and/or enhance the functionality of the portable audio device. The portable audio device can include respective circuitry that is activated in response to detecting that a specific one of the plurality of adapters is coupled to the portable audio device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.