Sounding Reference Signals in 5G NR

Hello Tech-tribe,

Thrilled to share my latest article on 5G NR Sounding Reference Signal (SRS).

It breaks down:

  • What SRS is and why it matters for uplink channel-aware scheduling
  • Time/frequency resource mapping with practical parameter guidance
  • Periodic, semi-persistent, and aperiodic SRS with real trigger scenarios
  • Antenna switching, beam management, and TDD reciprocity workflows
  • How to read SRS in UE logs (capabilities and RRC SRS-Config)

Key takeaway:
Getting SRS right enables smarter PRB allocation, robust uplink beams, and more reliable DL precoding in TDD - especially critical in wide FR1/FR2 deployments.

PDF: :backhand_index_pointing_down:

5G SRS Sounding Reference Signals (By Venkateshu Kamarthi).pdf (1.2 MB)

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