The glossary contains terms and acronyms that are used in this document.
AT command
A command used to control the modem.
AT command
DECT NR+
A non-cellular radio standard included as part of the 5G standards by the
ITU.
DECT NR+
Development Kit (DK)
A hardware development platform used for application development.
DK
Firmware-Over-The-Air (FOTA)
A firmware update performed remotely over the air (OTA).
FOTA
General-Purpose Input/Output (GPIO)
A digital signal pin that can be used as input, output, or both. It is uncommitted and can be controlled by the user at runtime.
GPIO
International Reference Alphabet (IRA)
A seven-bit coded character set for information exchange.
IRA
JSON Web Token (JWT)
An Internet-proposed standard for creating data with optional signature and optional
encryption whose payload holds JSON that asserts some number of claims.
JWT
Low-Noise Amplifier (LNA)
In a radio receiving system, an electronic amplifier that amplifies a very low-power
signal without significantly degrading its signal-to-noise ratio.
LNA
LTE-M
An open standard that is most suitable for medium throughput applications requiring
low power, low latency, and/or mobility, like asset tracking, wearables, medical, POS, and
home security applications. Also known as E-UTRAN (WB-S1) and Cat-M1.
MIPI RF Front-End Control Interface (RFFE)
A dedicated control interface for the RF front-end subsystem. MIPI Alliance
MIPI RFFE
Non-volatile Memory (NVM)
Memory that can retrieve stored information even after having been
power-cycled.
NVM
Printed Circuit Board (PCB)
A board that connects electronic components.
PCB
Production Test Image (PTI)
A modem firmware version used in the device manufacturing phase.
PTI
System in Package (SiP)
Several integrated circuits, often from different technologies, enclosed in a single module that performs as a system or subsystem.
SiP
Universal Asynchronous Receiver/Transmitter (UART)
A hardware device for asynchronous serial communication between devices.
UART
Unique Slave Identifier (USID)
A unique address for identifying each slave device in an RFFE (RF Front-End)
system.
USID
UUID
Universally Unique Identifier