Subsequently, the 3GPP developed third-generation (3G) UMTS standards, followed by the fourth-generation (4G) LTE Advanced and the fifth-generation 5G standards, which do not form part of the ETSI GSM standard. “GSM” is a trade mark owned by the GSM Association. … GSM. IndustrytelecommunicationWebsitewww.gsma.comGSM – Wikipedia en.wikipedia.org › wiki › GSM
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