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Aggregate Event Information Tables (AEIT) [SCTE Syntax]

Aggregate Event Information table sections provide program entries for one or more source_ids listed in Satellite Virtual Channel tables.

packetization characteristics
packet idunique pidt_s_ca_f_cp_u_s_ipointer_fieldlisted in MGT
per MGTper K-number'00''01'True0-182By k-number

Aggregate Event Information tables are defined in ATSC A/81 and share syntax with SCTE 54 Aggregate Event Information tables and are most often used for satellite or cable purposes.

maximums
ms per sectionsections per
EIT-k instance
instances per
virtual channel
bytes per
section
total
EIT bps
500 (rec.,EIT-0)25614096250,000

Aggregate Event Information tables are defined in ATSC A/81 and have the same syntax as SCTE 54 Aggregate Event Information tables and are most often used for satellite or cable purposes.

section syntax
syntaxbit index# of bitsmnemonic
table_id08214 / 0xD6
section_syntax_indicator81'1'
private_indicator91'1'
reserved102'11'
section_length1212uimsbf
AEIT_subtype248uimsbf
MGT_tag328uimsbf
reserved402bslbf
version_number425uimsbf
current_next_indicator471'1'
section_number488uimsbf
last_section_number568uimsbf
if AEIT_subtype = 0
  num_sources_in_section728uimsbf
  for i = 1 to num_sources_in_section
    source_id8016uimsbf
    num_events968uimsbf
    for i = 1 to num_events
      off_air1041uimsbf
      reserved1051'1'
      event_id10614bslbf
      start_time12032bslbf
      reserved1524'1111'
      duration15620bslbf
      title_length1768bslbf
      title_text184varbslbf
      reserved 4'1111'
      descriptors_length 12uimsbf
      descriptor() var 
    next
  next
else
  reserved72n*8bslbf
end if
CRC_32 32rpchof
Table section legend
Note: bit index is only indicated for the first time through the loop.
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