LibreCellular Update 9: New Stack and Base Station Design

New cellular software stack and base station design. A new cellular software stack configuration has been published, which is much more feature rich and provides support for VoLTE and SMS, along with a new design for base station hardware. PyHSS, Open5GS and Kamailio IMS Deployment tooling, container images and configuration…

LibreCellular Update 8: srsRAN Fork Updated and new RFE

The srsRAN 4G fork with native LimeSDR hardware support has received a long overdue update, and a new RF front-end has been developed which provides a highly convenient solution for those building base stations, both of the small cell and wider coverage type.

LibreCellular Update 4: CI Phase 1 Commissioning

We are pleased to report that the next milestone has been reached, whereby the srsRAN software is automatically built and deployed to a base station, together with eNodeB and EPC configuration, following which an end-to-end test is completed when a modem attaches to the network and a successful ping completes.

LibreCellular Update 3: Band 3 Medium Power Amplifier

Initial version of a low cost 1800MHz power amplifier design completed and tested. In parallel to building out the CI hardware platform we’ve been working on the design for a low cost medium power amplifier for LTE Band 3. While suitable low power RF amplifiers are available at a modest…

LibreCellular Project Update

Since the project was announced last year we’ve suffered a number of setbacks due to circumstances outside of our control. For example, the company we planned to use for customised rack mount enclosures exited the market due to pandemic related issues. However, we are pleased to report that we are now making good progress and a long overdue update follows.