36 CFR Part 1194 - Proposed Information and Communication Technology (ICT) Standards and Guidelines NPRM

Advisory E102.4 Advanced Television Systems Committee (ATSC). The A/53 Digital Television Standard provides the system characteristics for advanced television systems. The document and its normative parts provide detailed specification of the parameters of the system. Part 5 provides the audio system characteristics and normative specifications. It includes the Visually Impaired (VI) associated service, which is a complete program mix containing music, effects, dialogue and a narrative description of the picture content. ATSC also publishes a companion technical assistance guide to the use of its television standard.