Definitions – Grass Valley K2 Media Client User Manual v3.3 User Manual
Page 270
270
K2 Media Client User Manual
June 5, 2009
Appendix B Specifications
Definitions
Terms in this section are defined as follows:
Ancillary data
Ancillary data (ANC data) as specified in this section is primarily a
means by which timecode, Closed Captioning, and Teletext
information is embedded within the serial digital interface. Other
Type 2 ancillary data packets are stored and played back without
modification. Ancillary data is standardized by SMPTE 291M.
Closed Captioning (CC)
Line 21 NTSC Closed Captioning as defined in EIA-608 and used
as a subset of EIA-708. EIA-708 has been updated and renamed to
CEA-708. Includes other Line 21 services such as V-Chip.
Teletext (TT)
Teletext System B subtitles as defined ETSI EN 300 706 and other
documents. The Australian standard for digital TV is Free TV
Operational Practice OP-47. It has been ratified as SMPTE RDD 8.
Captioning
Denotes both NTSC Closed Captioning and Teletext subtitling.