Important Notes:

• This expects to be a comprehensive walkthrought over the PHY layer implementation of OpenAirInterface project, it assumes the basic LTE protocol concepts are known.
• Although the OpenAirInterface have several applications, this study focus on the LTE eNodeB.
• Get more information at openairinterface5g project

Contribute:

• The code moves fast, any error or wrong information, please contribute.

OpenAirInterface 5G Code Study

Downlink Building Blocks

OAI Code v0.6

• Where the eNB application starts?
• The Common Signals (PSS/SSS/Pilots)
• The PDCCH/PCFICH processing
• The PDSCH processing
• The PBCH processing
• The PHICH processing
• The OFDM Modulation

OAI Code v0.5.2

• The RF Frontend
• The eNodeB Process
• OFDM Modulation Process
• Uplink Decodification (TODO)