ITU R F 1101:1994
ITU R F 1101:1994 Characteristics Of Digital Radio Relay Systems Below About 17 Ghz
Table of Contents
ANNEX1-Factorstobeconsideredinthedesignofdigitalsystemsoperatingbelow17GHz
1Categorizationofdigitalfixedwirelesssystems
2Predominantpropagationfactor
3Modulationandcodingtechniques
3.1Comparisonofsomemethodsofmodulation
3.2Modulationmethods
3.3Datacodinganderrorcorrection
3.3.1Forwarderrorcorrection
3.3.2Codedmodulation
4Radiospectrumutilizationefficiency
5Technicalbasisofco-channelandalternatedarrangements
fordigitalfixedwirelesssystems
5.1Parametersaffectingco-channelandalternated
radio-frequencyarrangement
5.2Shapingfilterrequirements
6Technicalbasesofperformanceandavailabilityobjectives
fordigitalfixedwirelesssystemsemployingmulti-sta...
6.1Factorsaffectingerrorperformance
6.2Susceptibilitytomultipathfading
6.2.1Systemsignature
6.2.2Normalizedsignature
6.3Countermeasurestomultipathfading
6.3.1Equalizers
6.3.2Multi-carriertransmission
6.4Susceptibilitytointerferenceandnoise
6.5Countermeasurestointerference
6.5.1Automatictransmitpowercontrol(ATPC)
6.5.2Cross-polarinterferencecancellers(XPICs)
6.6Repeaterspacing
APPENDIX1TOANNEX1-Comparisonofsomemethodsofmodulation
APPENDIX2TOANNEX1-Codedmodulationtechniques
1Blockcodedmodulation
2Trelliscodedmodulation
3Multi-levelcodedmodulation
4Partialresponsewithsoftdecoder