The glossary contains terms and acronyms that are used in this document.
Application Programming Interface (API)
A language and message format used by an application program to communicate with an
operating system, application, or other service.
API
Carrier Frequency Offset (CFO)
The frequency offset from the expected carrier wave frequency or channel center
frequency.
CFO
Complementary Code Keying (CCK)
A modulation scheme used with wireless networks that follow the IEEE 802.11b
specification amendment.
CCK
Cyclic Redundancy Check (CRC)
An error-detecting code commonly used in digital networks and storage devices to
detect accidental changes to digital media.
CRC
Device Under Test (DUT)
A manufactured product undergoing testing.
DUT
Direct-sequence Spread Spectrum (DSSS)
A spread-spectrum modulation technique primarily used to reduce overall signal
interference.
DSSS
Error Vector Magnitude (EVM)
A measure used to quantify the performance of a digital radio transmitter or
receiver.
EVM
Microcontroller Unit (MCU)
A small computer on a single metal-oxide-semiconductor integrated circuit chip.
MCU
Microprocessor Unit (MPU)
A computer processor where the data processing logic and control is included on a
single integrated circuit or a small number of integrated circuits.
MPU
Orthogonal Frequency Division Multiplexing (OFDM)
A type of digital transmission and a method of encoding digital data on multiple
carrier frequencies.
OFDM
One Time Programmable (OTP) memory
A type of non-volatile memory that permits data to be written to memory only
once.
OTP memory
Packet Error Rate (PER)
The number of incorrectly received data packets divided by the total number of
received packets.
PER
Printed Circuit Board (PCB)
A board that connects electronic components.
PCB
Quad Serial Peripheral Interface (QSPI)
A Serial Peripheral Interface (SPI) controller that allows the use of multiple data
lines.
QSPI
Spectrum Analyzer (SA)
An instrument that measures the magnitude of an input signal versus frequency within
the full frequency range of the instrument.
SA
Spectral Emission Mask (SEM)
A spectrum mask where the spectrum emissions should not be higher at any frequency
offset than the values specified in the mask.
SEM
Serial Peripheral Interface (SPI)
Synchronous serial communication interface specification used for short-distance
communication.
SPI
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.
SoC
Vector Signal Analyzer (VSA)
A signal analyzer capable of analyzing digitally-modulated radio signals that may use
any of a large number of digital modulation formats.
VSA
Vector Signal Generator (VSG)
A signal generator capable of generating digitally-modulated radio signals that may
use any of a large number of digital modulation formats.
VSG
Virtual Network Interface (VIF)
An abstract virtualized representation of a computer network interface that may or may
not correspond directly to a network interface controller.