Receive and Bufferize Audio Packets

PhysicalFunction

In-Flight Entertainment System > In-Flight Entertainment System > Physical Architecture > Physical Functions > Root Physical Function > IFE System > Manage Audio Video Diffusion > Display Video and Play Audio > Play Audio on Seat TV > Receive and Bufferize Audio Packets

As the data packets arrive, they are buffered for a few seconds and then decoded for the playback to begin. Bufferizing the audio packets reduces the risk of playback interruption due to network congestion.

Involving Functional Chains

• Broadcast Audio Announcement
• Broadcast VOD Movie

Allocating Component

• PVDU Audio Decoder

Incoming Functional Ports

• FIP 1
• FIP 2

Outgoing Functional Ports

• FOP 1

Incoming Functional Exchanges

Exchange	Involving functional chains	Allocating component Exchanges	Distant Port	Source	Description	Allocated Exchange Items	Realized Functional Exchange	Realizing Functional Exchange
Packetized Audio Stream	Broadcast Audio Announcement		FOP 3	Process Audio Announcement			Audio Stream
Packetized Audio Stream	Broadcast VOD Movie		FOP 2	Split Audio Video Streams		Audio Packets

Outgoing Functional Exchanges

Exchange	Involving functional chains	Allocating component Exchanges	Distant Port	Target	Description	Allocated Exchange Items	Realized Functional Exchange	Realizing Functional Exchange
Audio Packets	Broadcast Audio Announcement Broadcast VOD Movie		FIP 1	Decode Audio Packets		Audio Packets

Diagrams displaying "Receive and Bufferize Audio Packets"

• [PAB] Focus on SVDU Audio Video Playing
• [PAB] [BUILD] All PCs, PFs, FEs
• [PAB] [BUILD] Template
• [PAB] [CTX] Start Playing VOD Movie FC
• [PDFB] [CTX] Play Audio on Seat TV
• [PFBD] All Physical Functions
• [PFCD] Broadcast Audio Announcement
• [PFCD] Broadcast VOD Movie
• [PFCD] Resume VOD Movie
• [PFCD] Start Playing VOD Movie