Combo-plug detecting circuit and operational method thereof
US10204636B2 · kind B2 · utility
0Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 18, 2018 |
| Grant date | Feb 12, 2019 |
| Priority date | — |
| Expiry date | Jun 18, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2400/15
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A combo-plug detecting circuit for use in an audio CODEC is provided. The combo-plug detecting circuit is used to determine the contact configuration of the audio plug, to ensure that the audio plug belonging to the differential structure can be compatible with the audio CODEC.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.