Apparatus and method of transmitting/receiving multimedia playback enhancement information, VBI data, or auxiliary data through digital transmission means specified for multimedia data transmission
US8886007B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Aug 22, 2012 |
| Grant date | Nov 11, 2014 |
| Priority date | — |
| Expiry date | Aug 22, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/088
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A data transmission interface apparatus, communicating with another data transmission interface apparatus through a digital transmission means for transmitting multimedia data, includes a processor for processing multimedia data; and a data converting circuit, coupled to the processor, for converting a plurality of first multimedia data sets generated from the processor into a plurality of second multimedia data sets; and for converting a plurality of first auxiliary data sets into a plurality of second auxiliary data sets. The first auxiliary data set and the second auxiliary data set include closed caption information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.