Glossary Of Audio Terms

A

• AAC → Advanced Audio Coding
• ABR → Average Bitrate
• Absolute Threshold of Hearing
• ABX (testing)
• AC3
• Advanced Audio Coding
• Advanced SCSI Programming Interface
• Aliasing
• AltPresets
• Ambisonics
• Amplitude
• APE → Monkey's Audio
• APE tags
• Artifact
• ATH → Absolute Threshold of Hearing
• ASIO → Audio Stream Input/Output
• ASPI → Advanced SCSI Programming Interface
• Audio Stream Input/Output
• Average Bitrate

B

• Band reject → Bandstop filter
• Bandpass filter
• Bandstop filter
• Bandwidth
• Bark
• Bel
• Bit depth
• Bit reservoir
• Bitrate
• Bits per sample → Bit depth
• Blind test
• Block switching
• BSAC (Bit-sliced arithmetic coding)

C

• CBR → Constant Bitrate
• Channel coupling
• Clipping
• Codec
• Constant Bitrate
• Constant bitrate coding → Constant Bitrate
• Container format
• Critical band
• C1/C2 errors

D

• dB → Bel
• DC coefficient
• DCT → Discrete Cosine Transform
• DCT coefficient
• Decibel → Bel
• Digital Radio Mondiale
• Digital Rights Management
• Digital Signal Processor
• Discrete Cosine Transform
• Distortion → Artifact
• Dither
• DRM → Digital Radio Mondiale
• DRM → Digital Rights Management
• DSP → Digital Signal Processor
• DTS

F

• Fast Fourier Transform
• FFT → Fast Fourier Transform
• Filterbank
• Finite Impulse Response Filters
• FIR filter → Finite Impulse Response Filter
• FLAC → Free Lossless Audio Codec
• Free Lossless Audio Codec
• Frequency
• Frequency domain

H

• Harmonics
• Highpass
• Huffman coding
• HDMI (High Definition Multimedia Interface)

I

• ID3
• IIR filter → Infinite Impulse Response Filter
• Impulse
• Infinite Impulse Response Filters
• Intensity stereo
• Inverse mix

J

• Joint stereo

L

• LFE (Low Frequency Extension)
• Linear Predictive Coding
• LPAC → Lossless Predictive Audio Compression
• LPC (Linear Predictive Coding)
• Long block
• Lossless
• Lossless Predictive Audio Compression
• Lossy
• Lowpass
• LTQ (Level of Threshold in Quiet) → Absolute Threshold of Hearing

M

• Masking
• MDCT → Modified Discrete Cosine Transform
• Metadata
• Mid-side stereo
• Modified Discrete Cosine Transform
• Monkey's Audio
• MP+ → Musepack
• MP3 (MPEG 1 Audio Layer 3)
• MP3Pro
• MPC → Musepack
• Mpeg Plus → Musepack
• Mpeg (Motion Picture Expert Group)
• MPEG-4
• Multichannel
• Musepack

N

• Neural network
• Noise shaping
• Noise normalization
• Notch filter
• Nyquist frequency
• Nyquist rate
• Nyquist sampling theorem

O

• Ogg
• (Ogg) Vorbis
• OptimFROG

P

• Parametric stereo
• PCM → Pulse Code Modulation
• Perceptual Noise Substitution
• PNS → Perceptual Noise Substitution
• Point stereo
• Post echo
• Post-masking
• Pre echo
• Pre-masking
• PS → Parametric stereo
• Psychoacoustic
• Psychoacoustic model → Psychoacoustic#Psychoacoustic model
• Pulse Code Modulation

Q

• Quantization
• Quantize
• Quantizer
• Quantization noise

R

• Range coding
• Resampling
• Rice coding
• Ringing

S

• Sample rate → Sampling rate
• Sampling frequency → Sampling rate
• Sampling rate
• SBR → Spectral Band Replication
• Scale factor
• Scale factor band → Scale factor
• SHN → Shorten
• Short block
• Shorten
• Sigma Delta Modulation
• Signal-to-noise ratio
• S/N → Signal-to-noise ratio
• SNR → Signal-to-noise ratio
• Spectral Band Replication
• Spectrogram
• S/PDIF (Sony-Phillips Digital Interface)
• Streaming
• Subband
• SZIP

T

• TTA (True Tap Audio)
• Temporal accuracy
• Temporal smearing
• Temporal Noise Shaping
• Time domain
• TNS → Temporal Noise Shaping
• Tonal signals → Tonality
• Tonality
• Tonality estimation → Tonality
• Transcoding
• Transform
• Transient
• Transient smearing
• Transparency
• Tremor

V

• Variable Bitrate
• Variable Bitrate Coding → Variable Bitrate
• VBR → Variable Bitrate
• Vector quantization
• Vorbis

W

• WAV
• Wavelets
• WavPack
• Window function
• WMA → Windows Media Audio
• Windows Media Audio