Audio device with integrated switching power supply
US8891250B2 · kind B2 · utility
0Cited by
7References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 31, 2008 |
| Grant date | Nov 18, 2014 |
| Priority date | — |
| Expiry date | Jul 14, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B15/005
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An integrated audio device, such as, for example, a table-top radio, including a housing, a speaker disposed within the housing, a switching power supply disposed within the housing, and audio circuitry disposed within the housing and coupled between the digital switching power supply and the speaker.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.