Glossary

A2DP

Advanced Audio Distribution Profile

ADC

Analog-to-Digital Converter

AEC

Acoustic Echo Cancellation

AES

Advanced Encryption Standard

AES¹

Acoustic Echo Suppression

AGC

Adaptive Gain Control

ANC

Ambient Noise Control

AoA

Angle-of-Arrival

APP

Application

APT

Ambient Pass Through

ARM

Advanced RISC Machines

CVSD

Continuous Variable Slope Delta

DAC

Digital-to-Analog Converter

dB

Decibel

DC

Direct Current

DRC

Dynamic Range Compression

DSP

Digital Signal Processing

DUT

Device Under Test

ECM

Electronic Control Module

EQ

Equalizer

eSCO

Enhanced Synchronous Connection-Oriented

FB

Feedback

FF

Feed Forward

FW

Firmware

GATT

Generic Attribute Profile

GUI

Graphical User Interface

HA

Hearing Aid

HCI

Host Controller Interface

HFP

Hands-Free Profile

iAP

iPod Accessory Protocol

IC

Integrated Circuit

ID

Identifier

IIR

Infinite Impulse Response

iOS

iPhone Operating System

LLAPT

Low Latency Ambient Pass Through

MB-AGC

Multi-Band Automatic-Gain Control

MCU

Microprogrammed Control Unit

MEMS

Micro Electro Mechanical Systems

MFi

Made for iPhone/iPod/iPad

MIC

Microphone

NR

Noise Reduction

OEM

Original Equipment Manufacturer

OS

Operating System

OTA

Over The Air

OVR

Own Voice Reduction

PC

Personal Computer

RD

Research and Development

RHA

Real Hearing Aid

RHE

Real Hearing Enhancement

ROM

Read Only Memory

RSSI

Received Signal Strength Indicator

RWS

Real Wireless Stereo

SBC

Sub Band Code

SCO

Synchronous Connection-Oriented

SDK

Software Development Kit

SNR

Signal-to-Noise Ratio

SoC

System on Chip

SPL

Sound Pressure Level

SPP

Serial Port Profile

THD

Total Harmonic Distortion

TTS

Text-to-Speech

TX

Transmit

UI

User Interface

USB

Universal Serial Bus

UUID

Universal Unique Identifier

VAD

Voice Activity Detect

VP

Voice Prompts