Press Releases from Subscriber Identity Module (1 total)
Trending “Subscriber Identity Module (SIM) Market” Report Globally
A SIM or subscriber identity module is a smart card inside the GSM cellular phone that stores International Mobile Subscriber Identity (IMSI) to identify and authenticate the user on mobile telephony devices. SIM is a small card that contains programming and information such as phonebook entries. The major advantage of GSM architecture is that the SIM can be moved from one mobile station to another.
Depending on its size, the…
