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PRACH - Physical Random Access Channel

The Random Access procedure is used in various scenarios, including initial access, handover, or re-establishment. Like other 3GPP systems the random access procedure provides a method for contention and non-contention based access. The PRACH (Physical Random Access Channel) includes RA (Random Access) preambles generated from Zadoff-Chu sequences.


  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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