Communication between an accessory and a media player with multiple protocol versions
US8082376B2 · kind B2 · utility
13Cited by
213References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 2009 |
| Grant date | Dec 20, 2011 |
| Priority date | — |
| Expiry date | Oct 22, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R2105/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An interface and protocol allow a media player to communicate with external accessories over a transport link. The protocol includes a core protocol functionality and a number of accessory lingoes. Examples of accessory lingoes include a microphone lingo, a simple remote lingo, a display remote lingo, an RF transmitter lingo, and an extended interface lingo.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.