The GSMA hasn’t quite unleashed the Release 13 specification for its LTE protocols inside its June deadline, but it has now announced that it has finished the IoT-specific protocol. Release 13 was initially expected back in March, and is now one step closer to a full official release. Shortly after the news was announced, Swiss silicon designer u-blox has announced what it claims is the first cellular NB-IoT module, compliant with the new release. We also seem to have seen another shift in the nomenclature for the 3GPP – with what was formerly called LTE Cat M2 now being referred to as LTE NB1. However, it appears that the Cat M1 spec will not be rebranded – the 3GPP is…