logical channel
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... In MPEG-2 systems, TS Logical Channels, are identified by their PID
and provide multiplexing ...
... multiplexing, addressing, and error reporting. The TS
Logical Channel may also be used to provide Quality of Service (QoS).
...
... QoS).
Mapping functions are required to relate TS Logical Channels to IP
addresses, to map TS Logical Channels ...
... DSM-CC Table Section. Each
Section is sent in a series of TS Packets using a single TS Logical
Channel.
MPEG-2 ...
... header of TS Packets. This is used to identify the TS Logical
Channel to which a TS Packet belongs [ISO-MPEG]. The TS ...
... the PID values used by the set of TS Logical Channels/Streams that
comprise a program [ISO-MPEG]. The PID value ...
... DSM-CC and Table Sections; it is not present in
TS Logical Channels that use the PES-format.
...
... sets of table structures using the private_section structure. A
Private Section is transmitted as a sequence of TS Packets using a TS
Logical Channel. A TS Logical Channel may carry sections from more
than one set of tables.
...
... Private Section is transmitted as a sequence of TS Packets using a TS
Logical Channel. A TS Logical Channel may carry sections from more
than one set of tables.
...
... Sections, however all sections of a particular SI Table must be
carried over a single TS Logical Channel [ISO-MPEG].
...
... TS Logical Channel: Transport Stream Logical Channel. In this
document, this term identifies a channel at the MPEG-2 ...
... OSI reference model.
All packets sent over a TS Logical Channel carry the same PID value
(this value is unique within a specific TS Multiplex ...
... MPEG-2, some TS Logical Channels are reserved for specific
signalling. Other standards (e.g., ATSC, DVB ...
... RTP over IP).
The same TS Logical Channel may be repeated over more than one TS
Multiplex (possibly associated with a different PID value), for
...
... encryption details and time
stamp information to synchronize a set of related TS Logical
Channels. It is also referred to as a TS_cell. Each TS Packet
...
... TS Logical Channels ...
... channels,
which are known here as TS Logical Channels. Each TS Logical Channel
is uniquely identified by the Packet ID (PID ...
... which are known here as TS Logical Channels. Each TS Logical Channel
is uniquely identified by the Packet ID (PID) value that is carried
...
... transmission of SI tables. Non-reserved TS Logical Channels may be
used to carry audio [ISO-AUD ...
...
TS Logical Channels are independently numbered on each MPEG-2 TS
Multiplex (MUX). In most cases, the data sent over the TS ...
... MPEG-2 TS
Multiplex (MUX). In most cases, the data sent over the TS Logical
Channels will differ for different multiplexes. Figure 2 shows a set
of TS Logical Channels ...
... Logical
Channels will differ for different multiplexes. Figure 2 shows a set
of TS Logical Channels sent using two MPEG-2 TS Multiplexes (A and
...
...
In a simple example, one or more TS Logical Channels are processed by
an MPEG-2 multiplexor, resulting in a TS Multiplex ...
... multiplexing the TS Logical Channels received from one or more uplink
physical bearers (TS Multiplex ...
... PID values associated with one or more TS Logical Channels to prevent
clashes between input TS Logical Channels ...
... Logical Channels to prevent
clashes between input TS Logical Channels with the same PID carried
on different input multiplexes. It may also modify and/or insert new
...
... to identify the specific TS Multiplex (physical link) and also the TS
Logical Channel (the PID value of a logical link). It is common for
...
... A Receiver that simultaneously receives from several TS Logical
Channels must filter other unwanted TS Logical Channels ...
... Logical
Channels must filter other unwanted TS Logical Channels by employing,
for example, specific hardware support. Packets for one IP flow ...
... In some cases, Receivers may need to select TS Logical Channels from
a number of simultaneously active TS ...
...
(v) Standards to associate the capabilities of an MPEG-2 TS
Logical Channel with IP flows. This includes mapping of QoS
...
... will be truly IP-centric. Carrying IP packets over a TS Logical
Channel involves several convergence protocol functions. This
section briefly describes these functions and highlights the
...
... ensuring that only IP packets that do not have overlapping scope are
sent on the same TS Logical Channel. In some cases, this may imply
the use of multiple TS Logical Channels ...
... but is required where MPEG-2 transmission networks carry IP multicast
packets using more than one TS Logical Channel.
...
... MPEG-2
Transmission Network includes (re)multiplexors that renumber the PID
values of the TS Logical Channels that they process. In MPEG-2
[ISO-MPEG ...
... Transmission Network needs to resolve the PID value
and the tuning (if present) associated with a TS Logical Channel
and (at least for unicast) the destination ...
... PID values
associated with TS Logical Channels as they pass through the
MPEG-2 transmission network (as in Scenario A of Section 3.1).
...
... other process. In these systems, the PID value associated with
a TS Logical Channel may be known by the Sender.
...
... multicast systems). In
these systems, the PID value of a TS Logical Channel may be
known by the Sender.
...
... of MPEG-2 TS Logical Channels carried over a TS Multiplex is usually
distributed via tables (service information ...
... ISO-DSMCC]). The scheme reflects
the complexity of delivering and coordinating the various TS Logical
Channels associated with a multimedia TV program.
...
... AR
protocol may operate over an MPEG-2 TS Logical Channel using a
previously agreed PID (e.g., configured, or communicated using a SI
table ...
...
(i) The NPA address must be unique within the TS Logical Channel.
Universal IEEE MAC addresses ...
... Appropriate procedures need to identify the correct action when the
same multicast group is available on more than one TS Logical
Channel. This could arise when different end hosts act as senders to
...
... sender duplicates the same IP
group over several TS Logical Channels (or even different TS
Multiplexes), and in this case a Receiver ...
... Mapping IP multicast groups to the underlying MPEG-2 TS
Logical Channel (PID) and the MPEG-2 TS Multiplex ...