Apparatus and method of transmitting/receiving multimedia playback enhancement information, VBI data, or auxiliary data through digital transmission means specified for multimedia data transmission

摘要

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.

主权项

1. A data transmission interface apparatus, communicating with another data transmission interface apparatus through a digital transmission means for transmitting multimedia data, the data transmission interface apparatus comprising:
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; wherein the first auxiliary data set and the second auxiliary data set include closed caption information; wherein the digital transmission means complying with an HDMI specification is selected from a group consisting of TMDS channels, display data channel, and consumer electronics control channel.