Policy on Intellectual Property Right (IPR)
Annex 1� Operational characteristics
A1-1���� Type of messages and files
A1-2���� Broadcast modes
���� A1-2.1���� General broadcast
���� A1-2.2���� Selective broadcast
���� A1-2.3���� Dedicated message
A1-3���� Broadcast priority
Annex 2 �System architecture
A2-1���� The broadcast transmission chain
���� A2-1.1���� System of information and management
���� A2-1.2���� Shore network
���� A2-1.3���� Shore transmitter description
���� A2-1.4���� Transmission channel: radio coverage estimation
���� A2-1.5���� Propagation channel
Annex 3� NAVDAT HF technical characteristics
A3-1���� Modulation principle
���� A3-1.1���� Introduction
���� A3-1.2���� Principle
���� A3-1.3���� Orthogonal frequency division multiplexing parameters
���� A3-1.4���� Channel bandwidth
���� A3-1.5���� Modulation
���� A3-1.6���� Synchronization
���� A3-1.7���� Energy dispersal
���� A3-1.8���� Transmission mask of RF signal
���� A3-1.9���� Sequence for receiving scanning possibility
A3-2���� Estimated usable data rate
A3-3���� NAVDAT HF transmitter performance specification
A3-4���� NAVDAT ship receiver
���� A3-4.1���� NAVDAT ship receiver description
A3-5���� Minimum NAVDAT ship receiver performance specifications
Annex 4� Transmission structure
A4-1���� Frame structure
A4-2���� Synchronization head
A4-3���� Modulation information stream
���� A4-3.1���� Structure
���� A4-3.2���� Encoding
A4-4���� Transmitter information stream
���� A4-4.1���� Structure
���� A4-4.2���� Encoding
���� A4-4.3���� Position
A4-5���� Data stream
���� A4-5.1���� Structure
���� A4-5.2���� Encoding
A4-6���� Low-density parity-check codes
A4-7���� Cyclic redundancy check
Annex 5� Message file structure
Annex 6� Single frequency network mode of Digital Radio Mondiale
A6-1���� Explanation of Digital Radio Mondiale
���� A6-1.1���� Single frequency network operating mode
Annex 7� Frequencies for NAVDAT HF system
Annex 8� NAVDAT subject message codes