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SMPTE ST 12-2

Transmission of Time Code in the Ancillary Data Space

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Organization: SMPTE
Publication Date: 20 February 2014
Status: active
Page Count: 18
scope:

This standard defines a transmission format for conveyance of linear (LTC) or vertical interval (VITC) time code data formatted according to SMPTE ST 12-1 in 8-, 10-, or 12-bit digital television data interfaces. Time code information is transmitted in the ancillary data space as defined in SMPTE ST 291-1. Multiple time codes can be transmitted within a single digital video data stream. Other information (such as real time clock, film transfer, DTTR tape timer, and user-defined information) may also be carried in the ancillary time code packet.

This standard is applicable to digital television data interfaces, whether high definition or standard definition.

Document History

SMPTE ST 12-2
February 20, 2014
Transmission of Time Code in the Ancillary Data Space
This standard defines a transmission format for conveyance of linear (LTC) or vertical interval (VITC) time code data formatted according to SMPTE ST 12-1 in 8-, 10-, or 12-bit digital television...
August 29, 2013
Transmission of Time Code in the Ancillary Data Space - Amendment 1
This standard defines a transmission format for conveyance of linear (LTC) or vertical interval (VITC) time code data formatted according to SMPTE ST 12-1 in 8-, 10-, or 12-bit digital television...
February 7, 2008
Television — Transmission of Time Code in the Ancillary Data Space
This standard defines a transmission format for conveyance of linear (LTC) or vertical interval (VITC) time code data formatted according to SMPTE 12M-1 in 8-, 10-, or 12-bit digital television data...

References

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