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O-RAN Central Unit (OCU)


Primary Goals: 
  • Source code includes RRC, Ng, E1, F1. Platform and OM are provided in  dependent libraries.
  • O-CU-CP is integrated with O-CU-UP, O-CU functions should be complete.

Cherry Feature Scope: 

PTL:

Jira: Count of Epics, User Stories, Tasks, and Issues:

OCU-1 - O-CU F1 interface for Release B TO DO   F1

OCU-2 - O-CU SDAP TO DO  SDAP

OCU-3 - O-CU PDCP TO DO  PDCP

OCU-4 - O-CU RRC TO DO  RRC

OCU-5 - O-CU Ng TO DO  Ng

OCU-6 - O-CU E1 TO DO  E1




O-DU High


Primary Goals: 

Cherry Feature Scope: 

Implement UE attach procedure with basic scheduling on FDD, mu=1, BW=20 MHz

 1. Achieve UL and DL data flow using FDD mode on 20 MHz Bandwidth, Numerology = 0

 2.Support for static TDD mode with pattern “DDDDDDDSUU” on 100 MHz Bandwidth, Numerology = 1

  • Evolve scheduler to support UL and DL scheduling of signaling and data messages on single spectrum in TDD mode
  • Expand scheduler to support Frame structure according to numerology = 1
  • Updates to cell broadcast for TDD and numerology = 1

3.Development activity for Closed Loop Automation use-case

  • Support for cell stop and restart within O-DU High layers
  • Support for cell stop and restart towards O-DU Low
  • F1AP Enhancements towards O-CU indicating cell stop and restart

4.Integration

  • Integration with O-DU Low in Radio mode
  • Integration with CU

5.End to end testing support (O-RU<->O-DU-LOW<->O-DU-HIGH<->RSYS CU<->Viavi 5G Core )

6.O1 enhancements - by HCL

  • CM Support
  • Support for Closed Loop Automation use-case
  • Support for Health Check use-case

D Feature Scope: 

PTL: Sachin Srivastava

Jira: Count of Epics ( 11 issues ), User Stories, Tasks, and Issues: 



O-DU Low


Primary Goals:  

  • Integrate with O-DU High with FAPI interface with cherry release aligned IOT profile
  • Integrate with O-DU emulator from Viavi with cherry release aligned IOT profile
  • Support E2E integration with O-CU, O-DU High, O-RU emulator and UE for UE attachment


D Release Feature Scope: 

PTL: @Zhimin Yuan

  • Status


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