4G O-RAN Fronthaul

Success Stories

4G O-RAN Fronthaul
US-based Network Equipment Manufacturer


  • Developing an O-RAN compliant Fronthaul interface
  • Ensure interoperability with RRH from multiple vendors
  • DU Architectural design, M-Plane development and C/U/S-plane compliance with the ORAN specification


  • Re-designed the RADIO Manager module to support both legacy fronthaul and ORAN fronthaul interface. xRAN library porting to support the ORAN.
  • L1 layer split and verify the different radio unit test vectors in standalone test set up
  • Followed iterative design integration and validation approach with exhaustive test coverage


Sasken enabled the customer to test the interoperability of various radio units with their product.

Operator Test Case Compliance

Customer:Tier-1 Test and Measurement Equipment Manufacturer serving US and China markets

Preferred Partner for customer’s Modem Sustenance and Customer Engineering

Customer:Tier-1 North American Semiconductor Vendor

End-to-end Design and Platform Migration of BTS for Railways

Customer:North American and European Network Equipment Manufacturer