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1.
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Clear description of the referenced document:
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Name:
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ANSI/SCTE 127 2007
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Title:
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Carriage of Vertical Blanking Interval (VBI) Data in North American Digital Television Bitstreams
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2.
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Status of approval:
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Approved Standard
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3.
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Justification for the specific reference:
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This specification defines specification for the carriage of carriage of Vertical Blanking Interval (VBI) data in North American Digital Television Bitstreams, which constitutes a part of this Recommendation. This standard is deployed in many broadcasting related services.
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4.
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Current information, if any, about IPR issues:
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No known issues.
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5.
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Other useful information describing the "Quality" of the document:
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The standard is implemented and widely deployed
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6.
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The degree of stability or maturity of the document:
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See item 5.
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7.
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Relationship with other existing or emerging documents:
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None known
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8.
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Any explicit references within that referenced document should also be listed:
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1. ISO/IEC 13818-1:2000, Coding of moving video and associated audio – Part 1: Systems [MPEG-2 Systems]/
2. ETSI EN 300 472 v1.3.1 (2003-01), Digital Video Broadcasting (DVB); Specification for conveying ITU-R System B Teletext in DVB bitstreams/
3. ETSI EN 300 468 v1.7.1 2006-05, Digital Video Broadcasting (DVB); Specification for Service Information (SI) in DVB systems/
4. SMPTE 170M:2004, Composite Analog Video Signal – NTSC for Studio Applications/
5. SMPTE 12M:2002, Time and Control Code/
6. CEA-516:1988, North American Basic Teletext Specification (NABTS)/
7. CEA-2020:2006, Other VBI Waveforms/
8. IEC 61880, Video systems (525/60) – Video and accompanied data using the vertical blanking interval – Analogue interface
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9.
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Qualification of
SCTE:
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SCTE is recognized under the provisions of ITU-T Recommendation A.5. Qualifying information is on file with TSB.
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10.
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Other (for any supplementary information):
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None
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