PhysicalFunction

Manage Audio Video Diffusion

PhysicalFunction

In-Flight Entertainment System > In-Flight Entertainment System > Physical Architecture > Physical Functions > Root Physical Function > IFE System > Manage Audio Video Diffusion

This function is responsible for broadcasting audio and video streams, should they be VOD movies, imposed videos, on-demand or imposed music. This function also covers the transmission of audio announcements (coming from the aircraft) and the IFE passenger service interruptions triggered by these announcements.

Incoming Internal Functional Exchanges

Exchange Source Target Description Allocated Exchange Items
FunctionalExchange VOD Movie Resume CommandPhysicalFunction Handle VOD Service Activation and InterruptionPhysicalFunction Process VOD Movie Controls
FunctionalExchange VOD Movie Stop CommandPhysicalFunction Capture VOD SelectionsPhysicalFunction Process VOD Movie Controls
FunctionalExchange VOD Movie Play CommandPhysicalFunction Capture VOD SelectionsPhysicalFunction Process VOD Movie Controls
FunctionalExchange Imposed Video Play CommandPhysicalFunction Capture Imposed Video SelectionsPhysicalFunction Process Imposed Video Controls
FunctionalExchange Imposed Video Stop CommandPhysicalFunction Capture Imposed Video SelectionsPhysicalFunction Process Imposed Video Controls
FunctionalExchange Imposed Video Pause CommandPhysicalFunction Capture Imposed Video SelectionsPhysicalFunction Process Imposed Video Controls
FunctionalExchange Media FilesPhysicalFunction Store Digital MediaPhysicalFunction Prepare Broadcasts
FunctionalExchange Audio Interruption NotificationPhysicalFunction Interrupt Current ServicePhysicalFunction Display Audio Interruption Screen on Seat TV
FunctionalExchange Audio StreamPhysicalFunction Acquire Audio Stream from AircraftPhysicalFunction Process Audio Announcement

Outgoing Internal Functional Exchanges

Exchange Source Target Description Allocated Exchange Items
FunctionalExchange Service Interruption CommandPhysicalFunction Process Imposed Video ControlsPhysicalFunction Interrupt Current Service
FunctionalExchange Media RequestPhysicalFunction Prepare BroadcastsPhysicalFunction Store Digital Media
FunctionalExchange Displayed Imposed Video Playing StatusPhysicalFunction Display Imposed Video Playing Status on Cabin TerminalPhysicalFunction Command Airline-Imposed Video Broadcast
FunctionalExchange Displayed Audio Interruption ScreenPhysicalFunction Display Audio Interruption Screen on Seat TVPhysicalFunction Listen to Audio Announcement
FunctionalExchange Displayed Audio VideoPhysicalFunction Display Video on Seat TVPhysicalFunction Watch Movie on Private Screen
FunctionalExchange Displayed VideoPhysicalFunction Display Video on Seat TVPhysicalFunction Watch Imposed Movie on Cabin Screen
FunctionalExchange Displayed VideoPhysicalFunction Display Video on Cabin ScreenPhysicalFunction Watch Imposed Movie on Cabin Screen
FunctionalExchange Audio SignalPhysicalFunction Convert AudioPhysicalFunction Listen to Audio Announcement
FunctionalExchange Audio StreamPhysicalFunction Send Audio Stream to Aircraft Cabin SpeakersPhysicalFunction Play Audio on Cabin Aircraft Speakers
FunctionalExchange Service Interruption CommandPhysicalFunction Process Audio AnnouncementPhysicalFunction Interrupt Current Service

Realized Elements

Diagrams displaying "Manage Audio Video Diffusion"