14. Status Display
14-16
Table 14-5 Explanation of the ancillary packet display
Item Explanation
Compliant
Standard
Lines
AUDIO
CONTROL
PACKET
An embedded audio control packet. Embedded
audio streams contain groups that are composed
of four channels each. Each group has a control
packet.
Reference: Section 14.4.1, “Audio Status Display
Explanation”
9 and 571
(HD)
12 and 275
(SD)
EDH
A packet for detecting SD-SDI signal transmission
errors. When multiple devices are connected, this
packet can be used to determine which device
caused an error. Both full-field and active picture
errors are detected.
This packet is not detected when the input signal
is HD-SDI.
Reference: Section 14.5.2, “EDH Packet Display
Explanation”
SMPTE RP165
9 and 272
(525/59.94)
5 and 318
(625/50)
LTC
A type of time code. One is embedded per frame.
SMPTE RP-188
10 (HD)
VITC
A type of time code. One is embedded per field.
SMPTE RP-188
9 and 571
(HD)
PAYLOAD
A packet for identifying the input format.
Reference: Section 14.5.3, “Format ID Display
Explanation”
SMPTE 352M
ARIB STD-B39
EIA-708
A standard closed caption packet for digital video.
Only numbers and letters of the alphabet are
supported. It is embedded in the V-ANC area.
EIA-608
A closed caption packet whose standard was
originally developed for analog composite video.
Only numbers and letters of the alphabet are
supported. It is embedded in the V-ANC area.
PROGRAM
A program information packet. It is embedded in
the V-ANC area.
SMPTE 334M
DATA
BROADCAST
A data broadcast packet. It is embedded in the
V-ANC area.
SMPTE 334M
VBI
A packet embedded in the V-ANC area.
SMPTE 334M
CLOSED
CAPTION
1 to 3
Subtitle packets. Up to three sets of subtitle data
can be embedded in the V-ANC area.
Reference: Section 14.5.4, “Subtitle Packet
Display Explanation”
ARIB STD-B37
19 and 582
(HD)
18 and 281
(SD)
NET-Q An
inter-stationary control signal
Reference: Section 14.5.5, “Inter-Stationary
Control Signal Display Explanation”
ARIB STD-B39
20 and 583
(HD)
19 and 282
(SD)
TRIGGER
PACKET
A trigger signal for data transmission.
ARIB STD-B35
20 and 583
(HD)
19 and 282
(SD)
USER DATA 1
and 2
A packet for user-defined data.
ARIB TR-B23
20 and 583
(HD)
19 and 282
(SD)
