Subscriber Identity Module (SIM)
A card used in
containing data for subscriber identification.
System in Package (SiP)
Several integrated circuits, often from different technologies, enclosed in a single module that
performs as a system or subsystem.
System on Chip (SoC)
A microchip that integrates all the necessary electronic circuits and components of a computer or
other electronic systems on a single integrated circuit.
Transmit Data (TXD)
A signal line in a serial interface that transmits data to another device.
Universal Asynchronous Receiver/Transmitter (UART)
A hardware device for asynchronous serial communication between devices.
Universal Integrated Circuit Card (UICC)
A new generation
for ensuring the integrity and security of personal data.
Universal Serial Bus (USB)
An industry standard that establishes specifications for cables and connectors and protocols for
connection, communication, and power supply between computers, peripheral devices, and other
computers.
User Equipment (UE)
Any device used by an end-user to communicate. The UE consists of the Mobile Equipment (ME) and
the Universal Integrated Circuit Card (UICC).
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