Front Haul Interface Library Release Notes

Version FH oran_release_bronze_v1.1, Aug 2020

  • Add profile and support for LTE.
  • Add support for the 32x32 massive mimo scenario. Up to 2 cells demo showed with testmac
  • mmWave RRH integration. Address regression from the previous release.
  • Integrate block floating-point compression/decompression.
  • Enhance C-plane for the Category B scenario.

Version FH oran_release_bronze_v1.0, May 2020

  • Integration and optimization of block floating point compression and decompression.
  • Category B support
  • Add support for alpha and beta value when calculating SFN based on GPS time.
  • Support End to End integration with commercial UE with xRAN/ORAN RRU for both mmWave and sub-6 scenarios

Version FH oran_release_amber_v1.0, 1 Nov 2019

  • Second version released to ORAN in support of Release A
  • Incorporates support for 5G NR sub 6 and mmWave
  • Support for Application fragementation under Transport features was added
  • This release has been designed and implemented to support the following numerologies defined in the 3GPP
    specification * Numerology 0 with bandwidth 5/10/20 MHz with up to 12 cells * Numerology 1 with bandwidth 100MHz with up to 1 cell * Numerology 3 with bandwidth 100MHz with up to 1 cell
  • The feature set of xRAN protocol should be aligned with Radio Unit (O-RU) implementation
  • Inter-operability testing (IOT) is required to confirm correctness of functionality on both sides
  • The following mandatory features of the ORAN FH interface are not yet supported in this release
  • RU Category Support of CAT-B RU (i.e. precoding in RU)
  • Beamforming Beam Index Based and Real Time BF weights
  • Transport Features QoS over FrontHaul

Version FH seedcode_v1.0, 25 Jul 2019

  • This first version supports only mmWave per 5G NR and it is not yet
  • optimized
  • It is a first draft prior to the November 2019 Release A
  • The following mandatory features of the ORAN FH interface are not yet
  • supported in this initial release
  • RU Category Support of CAT-B RU (i.e. precoding in RU)
  • Beamforming Beam Index Based and Real Time BF weights
  • Transport Features QoS over FrontHaul and Application Fragmentation