ITU R M 589:2001
ITU R M 589:2001 Technical Characteristics Of Methods Of Data Transmission And Interference Protection For Radionavigation Services In The Frequency Bands Between 70 And 130 Khz
Table of Contents
ANNEX1-Loran-C/Chaykaprotectioncriteriaandsignalleveldeterminationguidelines
1Protectioncriteria
2Signalleveldeterminationguidelines
ANNEX2-Technicalcharacteristicsofatri-statepulse
positionmodulation(3s-PPM)...
1Structure
2Modulation/demodulationlayer
2.1Pulsemodulation
2.2Modulationpatterns
2.3Messagestructure
2.4Blanking
3FEClayer
3.1Primitivepolynomial
3.2Generatorpolynomial
3.3Orderoftransmission
3.4Continuityofmodulation
4Messagecodinglayer
4.1Genericstructure
4.2Messagetypeidentification
4.3Messagebodies
4.4Definitions
4.5Cyclicredundancycheck(CRC)