Glossary
- 2.4G
-
Wireless Connection with Gaming Dongle
- A2DP
-
Advanced Audio Distribution Profile
- AAC
-
Advanced Audio Codec
- AC
-
Alternating Current
- ACI
-
Application Controller Interface
- ACK
-
Acknowledgement
- ACL
-
Asynchronous Connectionless
- ADC
-
Analog-to-Digital Converter
- ADP
-
Adapter
- ADPIN
-
Adapter Input
- ADV
-
Advertising
- AEC
-
Acoustic Echo Cancellation
- AES
-
Advanced Encryption Standard
- AG
-
Audio Gateway
- AMA
-
Alexa Mobile Accessory
- AMP
-
Amplifier
- ANC
-
Ambient Noise Control
- ANCS
-
Apple Notification Center Service
- AoA
-
Angle of Arrival
- AoD
-
Angle of Departure
- AON
-
Always ON
- AP
-
Access Point
- APB
-
Advanced Peripheral Bus
- API
-
Application Programming Interface
- APP
-
Application
- APT
-
Ambient Pass Through
- ARC4
-
Alleged Rivest Cipher 4
- ARM
-
Advanced RISC Machines
- ARP
-
Address Resolution Protocol
- ASCS
-
Audio Stream Control Service
- ASP
-
Accessory Signalling Protocol
- ATS
-
Application Transport Security
- ATT
-
Attribute Protocol
- AUX
-
Auxiliary
- AVRCP
-
Audio/Video Remote Control Profile
- B2B
-
Bud to Bud
- B2S
-
Bud to Source
- BAP
-
Basic Audio Profile
- BAS
-
Battery Service
- BASS
-
Broadcast Audio Scan Service
- BCD
-
Binary-Coded Decimal
- BCLK
-
Bit Clock
- BD
-
Bluetooth Device
- BD_ADDR
-
Bluetooth Device Address
- BIG
-
Broadcast Isochronous Group
- BIS
-
Broadcast Isochronous Stream
- BMP
-
Bitmap
- BMR
-
Broadcast Media Receiver
- BMS
-
Broadcast Media Sender
- BNEP
-
BluetoothNetwork Encapsulation Protocol
- BP
-
Block Protect
- BQB
-
Bluetooth Qualification Body
- BR
-
Basic Rate
- BR/EDR
-
Basic Rate / Enhanced Data Rate
- CAN
-
Controller Area Network
- CAP
-
Common Audio Profile
- CapTouch
-
Capacitive Touch Controller
- CAS
-
Common Audio Service
- CBC
-
Cipher-Block Chaining
- CC
-
Constant Current
- CCCD
-
Client Characteristic Configuration Descriptor
- CCP
-
Call Control Profile
- CDC
-
Communications Device Class
- CE
-
Conformité Européene
- CFG
-
Configuration
- CFU
-
Component Firmware Update
- CG
-
Call Gateway
- CIG
-
Connected Isochronous Group
- CIS
-
Connected Isochronous Stream
- CLI
-
Command Line Interface
- CMAC
-
Cipher Block Chaining-Message Authentication Code
- CMD
-
Command
- CMSIS
-
Cortex Microcontroller Software Interface Standard
- COD
-
Class of Device
- CP
-
Coprocessor
- CPU
-
Central Processing Unit
- CRC
-
Cyclic Redundancy Check
- CS
-
Chip Select
- CSCP
-
Cycling Speed and Cadence Profile
- CSCS
-
Cycling Speed and Cadence Service
- CSIS
-
Coordinated Set Identification Service
- CSRK
-
Connection Signature Resolving Key
- CT
-
Call Terminal
- CTKD
-
Cross-Transport Key Derivation
- CTS
-
Clear To Send
- CV
-
Constant Voltage
- CWM
-
Cywee Motion
- DAC
-
Digital-to-Analog Converter
- DC
-
Direct Current
- DES
-
Data Encryption Standard
- DFU
-
Device Firmware Upgrade
- DHCP
-
Dynamic Host Configuration Protocol
- DID
-
Device Identification
- DIS
-
Device Information Service
- DLPS
-
Deep Low Power State
- DMA
-
Direct Memory Access
- DPD
-
Deep Power Down
- DPI
-
Display Pixel Interface
- DSA
-
Digital Signature Algorithm
- DSP
-
Digital Signal Processing
- DTM
-
Direct Test Mode
- DUT
-
Device Under Test
- DVFS
-
Dynamic Voltage and Frequency Scaling
- EATT
-
Enhanced Attribute Protocol
- ECB
-
Electronic CodeBook
- ECC
-
Elliptic Curve Cryptography
- ECDSA
-
Elliptic Curve Digital Signature Algorithm
- ECFC
-
Enhanced Credit Based Flow Control
- ECP
-
Elliptic Curve Parameters
- EDR
-
Enhanced Data Rate
- EEK
-
eFuse Encryption Key
- EIR
-
Extended Inquiry Response
- EQ
-
Equalizer
- ERWS
-
Realtek Proprietary Enhanced Real Wireless Stereo Scheme
- ESL
-
Electronic Shelf Label
- ETC
-
Environment Tracking and Calibration
- EUT
-
Equipment Under Test
- EVB
-
Evaluation Board
- EXT
-
Extension
- FAE
-
Field Application Engineer
- FCC
-
Federal Communications Commission
- FEC
-
Forward Error Correction
- FER
-
Frame Error Rate
- FIFO
-
First In First Out
- FM
-
Frequency Modulation
- FMP
-
Fine Me Profile
- FOTA
-
Firmware Over The Air
- FreeRTOS
-
Free Real Time Operating System
- FSBL
-
First Stage Boot Loader
- FTL
-
Flash Transport Layer
- FW
-
Firmware
- GAP
-
Generic Access Profile
- GAS
-
Generic Access Service
- GATT
-
Generic Attribute Profile
- GATTS
-
Generic Attribute Profile Service
- GC
-
Garbage Collection
- GCC
-
GNU Compiler Collection
- GDMA
-
General Direct Memory Access
- GFPS
-
Google Fast Pair Service
- GLP
-
Glucose Profile
- GLS
-
Glucose Service
- GN
-
Group Ad-hoc Network
- GPIO
-
General Purpose Input Output
- GPL
-
General Public License
- GUI
-
Graphical User Interface
- H2D
-
Host (MCU) to DSP
- HA
-
Hearing Aid
- HAL
-
Hardware Abstraction Layer
- HAP
-
Hearing Access Profile
- HARC
-
Hearing Aid Remote Controller
- HAS
-
Hearing Access Service
- HAUC
-
Hearing Aid Unicast Client
- HCI
-
Host Controller Interface
- HDK
-
Hardware Develop Kit
- HF
-
Hands-Free
- HFP
-
Hands-Free Profile
- HID
-
Human Interface Device
- HOGP
-
HID over GATT Profile
- HRP
-
Heart Rate Profile
- HRS
-
Heart Rate Service
- HS
-
Headset
- HSP
-
Headset Profile
- HTP
-
Health Thermometer Profile
- HTS
-
Health Thermometer Service
- HTTP
-
Hypertext Transfer Protocol
- HTTPS
-
Hypertext Transfer Protocol Secure
- HW
-
Hardware
- I2C
-
Inter-Integrated Circuit
- I2S
-
Integrated Interchip Sound
- I8080
-
I8080 Parallel Interface
- iAP
-
iPod Accessory Protocol
- IAS
-
Immediate Alert Service
- IC
-
Integrated Circuit
- ICMP
-
Internet Control Message Protocol
- IDE
-
Integrated Development Environment
- IIS
-
Internet Information Services
- IMU
-
Inertial Measuring Unit
- IO
-
Input/Output
- IoT
-
Internet of Things
- IOT
-
Interoperability Test
- IP
-
Internet Protocol
- IPC
-
Inter-Process Communication
- IPSP
-
Internet Protocol Support Profile
- IPv4
-
Internet Protocol version 4
- IP¹
-
Intellectual Property
- IR
-
Infrared Radiation
- IRK
-
Identity Resolving Key
- IRQ
-
Interrupt Request
- ISO
-
Isochronous
- ISR
-
Interrupt Service Routines
- JPG
-
Joint Photographic Experts Group
- JTAG
-
Joint Test Action Group
- KCC
-
Korea Communications Commission
- KeyScan
-
Keyboard Scanner
- KWS
-
Keyword Spotting
- L2CAP
-
Logical Link Control and Adaptation Protocol
- LC3
-
Low Complexity Communication Codec
- LCD
-
Liquid Crystal Display
- LCDC
-
Liquid Crystal Display Controller
- LD
-
Light Detect
- LE
-
Low Energy
- LEA
-
LE Audio
- LED
-
Light Emitting Diode
- LIB
-
Library
- LLAPT
-
Low Latency Ambient Pass Through
- LLI
-
Linked List Item
- LLP
-
Linked List Pointer
- LLS
-
Link Loss Service
- LMP
-
Link Manager Protocol
- LNP
-
Location and Navigation Profile
- LNS
-
Location and Navigation Service
- LPC
-
Low Power Comparator
- LPS
-
Low Power State
- LRCK
-
Left Right Clock
- LSB
-
Least Significant Bit
- LTK
-
Long Term Key
- LVGL
-
Light and Versatile Graphics Library
- MAC
-
Media Access Control
- MAP
-
Message Access Profile
- MAS
-
Message Access Service
- MCE
-
Message Client Equipment
- MCLK
-
Master Clock
- MCM
-
Mutli-Chip Module
- MCP
-
Media Control Profile
- MCU
-
Microprogrammed Control Unit
- MD5
-
Message Digest Algorithm 5
- MDK
-
Microcontroller Development Kit
- MEMS
-
Micro Electro Mechanical System
- MFB
-
Multifunction Button
- MFi
-
Made for iPhone/iPad/iPod
- MIC
-
Microphone
- MICS
-
Mincrophone Control Service
- MISO
-
Master In Slave Out
- MITM
-
Man in The Middle
- MMI
-
Man-Machine Interface
- MNS
-
Message Notification Service
- MOSI
-
Master Output Slave Input
- MP
-
Mass Production
- MP3
-
Moving Picture Experts Group Audio Layer-3
- MSB
-
Most Significant Bit
- MSC
-
Mass Storage Class
- MSE
-
Message Server Equipment
- MTU
-
Maximum Transmission Unit
- NACK
-
Not Acknowledge
- NAP
-
Network Access Point
- NFC
-
Near Field Communication
- NN
-
Neural Network
- NR
-
Noise Reduction
- NREC
-
Noise Reduction & Echo Canceling
- NTC
-
Negative Temperature Coefficient
- NV
-
Non-Volatile
- NVIC
-
Nested Vectored Interrupt Controller
- OBEX
-
Object Exchange Protocol
- OCV
-
Open Circuit Voltage
- ODM
-
Original Design Manufacturer
- OEM
-
Original Equipment Manufacturer
- OOB
-
Out-of-Band
- OPI
-
Octal Peripheral Interface
- OPP
-
Object Push Profile
- OS
-
Operating System
- OSIF
-
Operating System Interface
- OTA
-
Over the Air
- PA
-
Periodic Advertising
- PAC
-
Published Audio Capability
- PACS
-
Published Audio Capabilities Service
- PAN
-
Personal Area Networking
- PANU
-
Personal Area Networking User
- PAST
-
Periodic Advertising Synchronization Transfer
- PAwR
-
Periodic Advertising with Responses
- PA¹
-
Power Amplifier
- PBAP
-
Phone Book Access Profile
- PBP
-
Public Broadcast Profile
- PC
-
Personal Computer
- PCE
-
Phone Book Client Equipment
- PCM
-
Pulse Code Modulation
- PDU
-
Protocol Data Unit
- PEM
-
Privacy Enhanced Mail
- PER
-
Packet Error Rate
- PHY
-
Physical
- PID
-
Product Identification
- PINMUX
-
Pin Multiplexing
- PM
-
Project Manager
- PNG
-
Portable Network Graphics
- PON
-
Partial ON
- PRBS
-
Pseudo Random Binary Sequence
- PSE
-
Phone Book Server Equipment
- PSM
-
Protocol service Multiplexer
- PSRAM
-
Pseudo Static Random Access Memory
- PWM
-
Pulse Width Modulation
- PXP
-
Proximity Profile
- QDEC
-
Quadrature Decoder
- QoS
-
Quality of Service
- QPI
-
Quad Peripheral Interface
- QSPI
-
Quad Serial Peripheral Interface
- RAM
-
Random Access Memory
- RCV
-
Real Clear Voice
- RD
-
Research and Development
- RF
-
Radio Frequency
- RHE
-
Remote Headunit Emulator
- RMC
-
Remote Controller
- ROM
-
Read Only Memory
- RPA
-
Resolvable Private Address
- RSA
-
Rivest-Shamir-Adelman
- RSCP
-
Running Speed and Cadence Profile
- RSCS
-
Running Speed and Cadence Service
- RSI
-
Resolvable Set Identifier
- RSSI
-
Received Signal Strength Indication
- RST
-
Reset
- RTC
-
Real Time Clock
- RTK
-
Realtek
- RTL87x3
-
Include RTL87x3E, RTL87x3D, and RTL87x3EP
- RTL87x3D
-
Include RTL8773DO
- RTL87x3E
-
Include RTL8763EAU, RTL8763EFL, RTL8763ESE, RTL8763EW-VC, RTL8763EWE-VP, RTL8773ESL, RTL8763EAV-VI, and RTL8763ESE-VI
- RTL87x3EP
-
Include RTL8773EWE, RTL8773EWE-VP, RTL8773EWP
- RTOS
-
Real-Time Operating System
- RTP
-
Real Talk Profile
- RTS
-
Request To Send
- RWS
-
Real Wireless Stereo
- RX
-
Receive
- SBC
-
Sub Band Code
- SCK
-
Serial Clock
- SCL
-
Serial Clock Line
- SCO
-
Synchronous Connection Oriented
- ScPP
-
Scan Parameters Profile
- ScPS
-
Scan Parameters Service
- SD
-
Secure Digital
- SDA
-
Serial Data Line
- SDE
-
Scan Delegator
- SDIO
-
Secure Digital Input and Output
- SDK
-
Software Develop Kit
- SDP
-
Service Discovery Protocol
- SE
-
Secure Element
- SECP
-
Sound Effect Customize Platform
- SEP
-
Stream End Point
- SHA-1
-
Secure Hash Algorithm 1
- SHA-2
-
Secure Hash Algorithm 2
- SHA256
-
Secure Hash Algorithms with a digest size of 256 bits
- SHM
-
Share Memory
- SIG
-
Special Interest Group
- SIM
-
Subscriber Identity Module
- SIRK
-
Set Identity Resolving Key
- SLEEP LED
-
Sleep Mode Led
- SMP
-
Security Manage Protocol
- SNK
-
Sink
- SoC
-
System on Chip
- SoC¹
-
State of Charge
- SPDIF
-
Sony/Philips Digital Interface
- SPI
-
Serial Peripheral Interface
- SPIC
-
SPI Flash Controller
- SPK
-
Speaker
- SPORT
-
Serial Port
- SPP
-
Serial Port Profile
- SRAM
-
Static Random Access Memory
- SRC
-
Source
- SRRC
-
State Radio Regulatory Commission
- SSL
-
Secure Socket Layer
- SUT
-
System Under Test
- SW
-
Software
- SWD
-
Serial Wire Debug
- SYS
-
System
- TCP
-
Transmission Control Protocol
- TDM
-
Time Division Multiplexing
- TG
-
Target
- TIM
-
Timer
- TLS
-
Transport Layer Security
- TMAP
-
Telephony and Media Audio Profile
- TP
-
Touch Panel
- TPS
-
Tx Power Service
- TRX
-
Transceiver
- TTS
-
Text-to-Speech
- TWS
-
True Wireless Stereo
- TX
-
Transmit
- TxPower
-
Transmit Power
- UAC
-
USB Audio Class
- UAL
-
USB Application Layer
- UART
-
Universal Asynchronous Receiver/Transmitter
- UAS
-
USB Audio Stream
- UDP
-
User Datagram Protocol
- UI
-
User Interface
- ULL
-
Ultra Low Latency
- UMR
-
Unicast Media Receiver
- UMS
-
Unicast Media Sender
- URL
-
Uniform Resource Locator
- USB
-
Universal Serial Bus
- UUID
-
Universally Unique Identifier
- UX
-
User Experience
- VAD
-
Voice Activity Detection
- VBAT
-
Voltage Battery
- VCS
-
Volume Control Service
- VID
-
Vendor Identification
- VoIP
-
Voice over Internet Phone
- VP
-
Voice Prompts
- VSE
-
Vendor Specific Effect
- VSYS
-
System Voltage
- WAN
-
Wide Area Network
- WDG
-
Watch Dog
- WDRC
-
Wide Dynamic Range Compression
- WFI
-
Wait for Interrupt
- Wi-Fi
-
Wireless Fidelity
- WSP
-
Weight Scale Profile
- WSS
-
Weight Scale Service
- XIP
-
eXecute In Place
- XTAL
-
External Crystal Oscillator