English-Chinese Glossary

This document lists terms that are used in Espressif Audio Development Framework Guide and other audio related documenation. Each term is followed by its Chinese equivalents and some have definitions.

AAC

Chinese equivalent: AAC

Abbreviation for Advanced Audio Coding, an industry-standard audio compression format.

acoustic

Chinese equivalent: 声学

acoustic echo cancellation

Chinese equivalent: 声学回声消除

Spelled-out form of AEC.

AEC

Chinese equivalent: AEC

Abbreviation for acoustic echo cancellation.

Advanced Audio Distribution Profile

Chinese equivalent: 高级音频分发框架

Spelled-out form of A2DP.

A2DP

Chinese equivalent: A2DP.

Abbreviation for Advanced Audio Distribution Profile.

AirKiss

Chinese equivalent: AirKiss

AirKiss is a quick-connection technique provided by Weixin device platform for Wi-Fi devices to configure netwrok connection.

AMR

Chinese equivalent: AMR

Abbreviation for Adaptive Multi-Rate, an audio compression format optimized for speech coding.

AMR-NB

Chinese equivalent: AMR-NB

Abbreviation for Adaptive Multi-Rate Narrowband, a narrowband speech audio coding standard developed based on Adaptive Multi-Rate encoding.

AMR-WB

Chinese equivalent: AMR-WB

Abbreviation for Adaptive Multi-Rate Wideband, a wideband speech audio coding standard developed based on Adaptive Multi-Rate encoding.

analog-to-digital converter

Chinese equivalent: 模拟数字转换器

Spelled-out form of ADC.

ADC

Chinese equivalent: ADC

Abbreviation for analog-to-digital converter.

audio codec

Chinese equivalent: 音频编码解码器

audio forge

Chinese equivalent: 音频铸造

A combination of several audio backend processing techniques, including resample, downmix, automatic level control, equalizer and sonic. Users can enable or disable certain techniques as needed.

audio gate

Chinese equivalent: 音频网关

Spelled-out form of AG.

AG

Chinese equivalent: AG

Abbreviation for audio gate.

audio passthru

Chinese equivalent: 音频透传

Also known as pipeline passthru. It is an audio technique that allows audio files to pass through a pipeline unaltered.

audio pipeline

Chinese equivalent: 音频管道

Often used as “pipeline”. It is a chain of audio processing elements arranged in a particular order so that the output of each element is the input of the next.

Audio Video Remote Control Profile

Chinese equivalent: 音视频远程控制规范

Spelled-out form of AVRCP.

AVRCP

Chinese equivalent: AVRCP

Abbreviation for Audio Video Remote Control Profile.

automatic gain control

Chinese equivalent: 自动增益控制

Spelled-out form of AGC.

AGC

Chinese equivalent: AGC

Abbreviation for automatic gain control.

automatic level control

Chinese equivalent: 自动电平控制

Spelled-out form of ALC.

ALC

Chinese equivalent: ALC

Abbreviation for automatic level control.

automatic speech recognition

Chinese equivalent: 自动语音识别

Spelled-out form of ASR.

ASR

Chinese equivalent: ASR

Abbreviation for automatic speech recognition.

bandwidth

Chinese equivalent: 带宽

Bass Frequency

Chinese equivalent: 低频

BCLK

Chinese equivalent: BCLK

Abbreviation for base clock.

BluFi

Chinese equivalent: BluFi

A Wi-Fi network configuration function via Bluetooth channel. See ESP-IDF Programming Guide for more information.

command word

Chinese equivalent: 命令词

core dump

Chinese equivalent: 核心转储

decoder

Chinese equivalent: 解码器

digital signal processor

Chinese equivalent: 数字信号处理

Spelled-out form of DSP.

DSP

Chinese equivalent: DSP

Abbreviation for digital signal processor or digital signal processing.

digital-to-analog converter

Chinese equivalent: 数字模拟转换器

Spelled-out form of DAC.

DAC

Chinese equivalent: DAC

Abbreviation for digital-to-analog converter.

Digital Living Network Alliance

Chinese equivalent: 数字生活网络联盟

Spelled-out form of DLNA.

DLNA

Chinese equivalent: DLNA

Abbreviation for Digital Living Network Alliance.

downmix

Chinese equivalent: 向下混叠

An audio processing technique that mixes more audio streams to less output audio streams.

echo

Chinese equivalent: 回声

A reflection of sound that arrives at the listener with a delay after the direct sound.

electret condenser microphone

Chinese equivalent: 驻极体麦克风

Spelled-out form of ECM.

ECM

Chinese equivalent: ECM

Abbreviation for electret condenser microphone.

element

Chinese equivalent: 元素

Also known as audio element. It is the basic building block for the application programmer developing with ADF. Every decoder, encoder, filter, input stream, or output stream is in fact an audio element.

encoder

Chinese equivalent: 编码器

equalizer

Chinese equivalent: 均衡器

ESP VoIP

Chinese equivalent: ESP VoIP

ESP VoIP is a telephone client based on the standard SIP protocol, which can be used in some P2P or audio conference scenarios.

fast Fourier transform

Chinese equivalent: 快速傅里叶变换

Spelled-out form of FFT.

FFT

Chinese equivalent: FFT

Abbreviation for fast Fourier transform.

FatFs

Chinese equivalent: FatFs

FatFs stream

Chinese equivalent: FatFs 流

FLAC

Chinese equivalent: FLAC

Abbreviation for Free Lossless Audio Codec, an audio coding format for lossless compression of digital audio.

flexible pipeline

Chinese equivalent: 灵活管道

full band

Chinese equivalent: 全频带

Spelled-out form of FB.

FB

Chinese equivalent: FB

Abbreviation for full band.

Hands-Free

Chinese equivalent: 免提

Spelled-out form of HF.

HF

Chinese equivalent: HF

Abbreviation for Hands-Free.

Hands-Free Profile

Chinese equivalent: 免提规范

HFP

Chinese equivalent: HFP

Abbreviation for Hands-Free Profile.

hardware abstraction layer

Chinese equivalent: 硬件抽象层

Spelled-out form of HAL.

HAL

Chinese equivalent: HAL

Abbreviation for hardware abstraction layer.

headset

Chinese equivalent: 耳机

High Frequency

Chinese equivalent: 高频

HTTP stream

Chinese equivalent: HTTP 流

I2S stream

Chinese equivalent: I2S 流

Internet of Things

Chinese equivalent: 物联网

IoT

Chinese equivalent: IoT

Abbreviation for Internet of Things.

M3U8

Chinese equivalent: M3U8

The Unicode version of M3U is M3U8, which uses UTF-8-encoded characters.

M4A

Chinese equivalent: M4A

An audio encoding format for lossless compression of digital audio.

mass production

Chinese equivalent: 量产

maximum output power

Chinese equivalent: 最大输出功率

MCLK

Chinese equivalent: MCLK

Abbreviation for master clock.

mel-frequency cepstral coefficients

Chinese equivalent: 梅尔频率倒谱系数

Spelled-out form of MFCC.

MFCC

Chinese equivalent: MFCC

Abbreviation for mel-frequency cepstral coefficients.

microphone

Chinese equivalent: 麦克风

mic

Chinese equivalent: 麦克风

Informal form for microphone.

micro-electro-mechanical systems microphone

Chinese equivalent: 微型机型系统麦克风

Spelled-out form of MEMS mic.

MEMS mic

Chinese equivalent: MEMS 麦克风

Abbreviation for micro-electro-mechanical systems microphone.

microphone gain

Chinese equivalent: 麦克风增益

microSD card

Chinese equivalent: microSD 卡

MP3

Chinese equivalent: MP3

MP4

Chinese equivalent: MP4

multi-room

Chinese equivalent: 多房间

Multi-Room Music

Chinese equivalent: Multi-Room Music

ESP Multi-Room Music is a Wi-Fi-based communication protocol to share music across multiple interconnected speakers. Under this protocol, those connected speakers form a Group. They can play music synchronously and are controlled together, which can easily achieve a theater-grade stereo surround sound system.

narrowband

Chinese equivalent: 窄带

Spelled-out form of NB.

NB

Chinese equivalent: NB

Abbreviation for narrowband.

NimBLE

Chinese equivalent: NimBLE

An open-source Bluetooth Low Energy or Bluetooth Smart stack.

noise floor

Chinese equivalent: 本底噪声

noise suppression

Chinese equivalent: 噪声抑制

Spelled-out form of NS.

NS

Chinese equivalent: NS

Abbreviation for noise suppression.

OGG

Chinese equivalent: OGG

An audio compression format.

OPUS

Chinese equivalent: OPUS

A lossy audio coding format.

programmable gain amplifier

Chinese equivalent: 可编程增益放大器

Spelled-out form of PGA.

PGA

Chinese equivalent: PGA

Abbreviation for programmable gain amplifier.

raw stream

Chinese equivalent: 原始流

resample

Chinese equivalent: 重采样

resample filter

Chinese equivalent: 重采样过滤器

ring buffer

Chinese equivalent: 环形缓冲区

SD card

Chinese equivalent: SD 卡

signal-to-noise ratio

Chinese equivalent: 信噪比

Spelled-out form of SNR.

SNR

Chinese equivalent: SNR

Abbreviation for signal-to-noise ratio.

Session Initiation Protocol

Chinese equivalent: SIP

Spelled-out form of SIP.

SIP

Chinese equivalent: SIP

Abbreviation for Session Initiation Protocol.

SmartConfig

Chinese equivalent: SmartConfig

The SmartConfig TM is a provisioning technology developed by TI to connect a new Wi-Fi device to a Wi-Fi network. It uses a mobile app to broadcast the network credentials from a smartphone, or a tablet, to an un-provisioned Wi-Fi device.

sonic

Chinese equivalent: 变声

An audio processing technique that modifies sound frequency and speed.

speech

Chinese equivalent: 语音

speech recognition

Chinese equivalent: 语音识别

Spelled-out form of SR.

SR

Chinese equivalent: SR

Abbreviation for speech recognition.

SPI Flash File System

Chinese equivalent: SPI 闪存文件系统

Spelled-out form of SPIFFS.

SPIFFS

Chinese equivalent: SPIFFS

Abbreviation for SPI Flash File System.

SPIFFS stream

Chinese equivalent: SPIFFS 流

super wide band

Chinese equivalent: 超宽频带

Spelled-out form of SWB.

SWB

Chinese equivalent: SWB

Abbreviation for super wide band.

text-to-speech

Chinese equivalent: 语音合成

Spelled-out form of TTS.

TTS

Chinese equivalent: TTS

Abbreviation for text-to-speech.

total harmonic distortion

Chinese equivalent: 总谐波失真

Spelled-out form of THD.

THD

Chinese equivalent: THD

Abbreviation for total harmonic distortion.

voice activity detection

Chinese equivalent: 语音活动检测

Spelled-out form of VAD.

VAD

Chinese equivalent: VAD

Abbreviation for voice activity detection.

VoIP

Chinese equivalent: VoIP

Abbreviation for Voice over Internet Protocol.

wake word

Chinese equivalent: 唤醒词

wideband

Chinese equivalent: 宽带

Spelled-out form of WB.

WB

Chinese equivalent: WB

Abbreviation for wideband.