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I think you mean LoRa®, a registered trademark of Semtech® Corporation, for use only with permission and within specific guidelines. https://www.semtech.com/uploads/company/FAQ-for-Use-of-LoRa-...

Not to be confused with Semtex who sell a completely different kind of problem solver.

Isn't Semtex an explosive aka RDX?

Yes, you got the joke.