field_processed_vehicle_secure_area_audio

This data flow is used within the Manage Emergency Services function and contains the data produced by processing audio data from surveillance systems. It is analyzed and used to detect potential threats on-board a transit vehicle. The data flow consists of the following data items each of which is defined in its own DDE:

list_size + list_size{transit_vehicle_identity
+ surveillance_device_type_identity
+ secure_audio_data}

Sub Data Flows

• list_size
• secure_audio_data
• surveillance_device_type_identity
• transit_vehicle_identity

Parent Data Flows

• transit_vehicle_surveillance

Associated PSpecs/Terminators

• 5.1.7.3.2 - Process Secure Vehicle Area Surveillance
• 5.1.1.4.2 - Manage Secure Area Surveillance

Parent Information Flows

• secure area surveillance data