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Near-Real-time RIC X-APPs (RICAPP)

Primary Goals: Expand the community working on open source xApps for O-RAN SC. Enhance the set of open source xApps in support of the R-SAC use cases (traffic steering, network slicing) as well new use cases. Update and enhance existing xApps to take advantage of the new features in xApp SDK (implemented by the xApp frameworks in C++, go, and python).

E release plan (912-2101-21):

  • New xApps: RC (RAN Control) by Mavenir - implements subset of E2 SM RC
  • Improved xApps:
    • LP (Load Prediction) by ChinaMobile: Include trained ML model, will populate predictions in inFlux DB
    • AD (Anomaly Detection) by HCL: Will identify a new anomaly type (area anomaly), use geo-location as a feature.
    • QP (QoE Predictor) by HCL: Include prediction for current serving cell, incorporate predicted load as a feature, provide sequence of predictions.
    • TS (Traffic Steering) by UTFPR (University, Parana, Brazil): Call RC xApp to trigger UE handover, improvements in traffic steering logic.
    • Bouncer by HCL: Increase performance and functional testing capabilities; continue identifying RIC platform bottlenecks.
    • HW (HelloWorld) demo xApps in C++, go and python by AT&T and Samsung: Add usage of more platform features, update usage of platform features that are evolving.
  • Integration of AD, QP, TS, LP, RC, and KPIMON with Viavi simulator.
  • Extensive performance benchmarking of the RIC platform using Bouncer and E2 Simulator (HCL)
  • Design for xApps to support network slicing use case.

PTL: SUNIL SINGH  (former PTL still helping out: Matti Hiltunen)

Jira: Count of Epics, User Stories, Tasks, and Issues:  165 issues

Status (912-2101-21): 

  • RC: Committers identified, design agreed, repo requestedcreated
  • LP: Trained ML-model added to the xApp
  • AD: Work on new anomaly type - testing in progress
  • HW: New functionality added to HW-go and HW-python.
  • Bouncer: Bottleneck with E2 Subscriptions identified in RIC platform. - RIC benchmarking testing - In progress
  • Discussions on network slicing use case with HCL, Viavi, UTFPR. - Will come up with the proposal

E release source code, container images and deployment instructions

Will be provided when E Release is ready.

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