Skip to content
TechSpec
  • Foreword
  • 1 Scope
  • 2 References
  • 3 Definitions, symbols and abbreviations
  • 4 General
  • 5 NRPPa services
  • 6 Services expected from lower layer
  • 7 Functions of NRPPa
  • 8 NRPPa procedures
  • 9 Elements for NRPPa Communication
    • 9.0 General
    • 9.1 Message Functional Definition and Content
    • 9.2 Information Element definitions
    • 9.3 Message and Information Element Abstract Syntax (with ASN.1)
    • 9.4 Message transfer syntax
    • 9.5 Timers
  • 10 Handling of unknown, unforeseen and erroneous protocol data

6 Services expected from lower layer

38.4553GPPNG-RANNR Positioning Protocol A (NRPPa)Release 17TS

Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM

Within 5G RAN, NRPPa protocol uses the services provided by the NGAP protocol. An NRPPa message is carried inside an NGAP message.

NGAP signalling is described in TS 38.413 [2].