User Services Identity Module - the SIM for UMTS.
Found on
http://www.encyclo.co.uk/visitor-contributions.php
Universal Subscriber Information Module; a later generation of a SIM card with a higher capacity of 64Kb. Also referred to as a 3G SIM card because 3G phones generally need a USIM rather than the older SIM cards. Visually USIMs are no different to SIMs.
Found on
http://www.tuffphones.co.uk/glossary
Acronym for 'Universal Subscriber Information Module' - the next generation of SIM card, having a larger capacity (generally 64Kb). Also referred to as '3G SIM' because 3G phones generally need a USIM rather than the older SIM cards. Visually USIMs are no different to SIMs.
Found on
https://www.encyclo.co.uk/local/21186
No exact match found.
