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Electronic manipulation of audio signals
Audio signal processing is a subfield of signal processing that is concerned with the electronic manipulation of audio signals. Audio signals are electronic
Audio_signal_processing
Topics referred to by the same term
Audio processing may refer to: Audio signal processing Auditory system, particularly in the context of auditory processing disorder This disambiguation
Audio_processing
HTML element
for audio coding formats by the <audio> element. The Web Audio API specification developed by W3C describes a high-level JavaScript API for processing and
HTML_audio
Device or software used for recording, editing and producing audio files
audio and automatically apply processing effects. TAIP provides tape saturation powered by AI neural networks that imitate traditional DSP processing
Digital_audio_workstation
International company making audio processors
many well-known audio-processing products, including the Orban Optimod 8000, which was the first audio processor to include FM processing and a stereo generator
Orban_(audio_processing)
Computer component that processes audio
and processor for user-definable sound samples and MIDI instruments as well as to offload audio processing from the CPU. Later, the integrated audio (AC'97
Sound_card
Number of bits of information recorded for each digital audio sample
ADC, calculations during processing must be performed at higher precisions than the input samples. Digital signal processing (DSP) operations can be performed
Audio_bit_depth
Technology that records, stores, and reproduces sound
sent through an audio power amplifier and ultimately to a loudspeaker. Digital audio systems may include compression, storage, processing, and transmission
Digital_audio
Engineer involved in the recording, reproduction, or reinforcement of sound
sources using equalization, dynamics processing and audio effects, mixing, reproduction, and reinforcement of sound. Audio engineers work on the "technical
Audio_engineer
Class of sound effect
three-dimensional space, including behind, above or below the listener. 3D audio (processing) is the spatial domain convolution of sound waves using head-related
3D_audio_effect
Mathematical signal manipulation by computers
Digital signal processing and analog signal processing are subfields of signal processing. DSP applications include audio and speech processing, sonar, radar
Digital_signal_processing
node. Its APU is a single-chip that combines a central processing unit (CPU) and graphics processing unit (GPU), as well as other components such as a memory
PlayStation 4 technical specifications
PlayStation_4_technical_specifications
Topics referred to by the same term
representation of sound Audio frequency, a frequency in the audio spectrum Digital audio, representation of sound in a form processed and/or stored by computers
Audio
Israeli professional audio company
Waves Audio Ltd. is an Israeli developer and supplier of professional digital audio signal processing technologies and audio effects, used in recording
Waves_Audio
Acoustic phenomenon
precise way in which it does so is still a matter of debate, but the processing seems to be based on an autocorrelation involving the timing of neural
Missing_fundamental
Non-linear editing application
The software includes audio processing features that allow users to split video into separate audio and video layers, edit audio as waveforms, apply effects
VSDC_Free_Video_Editor
Audio mixing to yield recorded sound
through the various processes. Digital audio workstations (DAW) can perform many mixing features in addition to other processing. An audio control surface
Audio_mixing_(recorded_music)
Delay in audio systems
the processes of several system daemons). Many modern digital television receivers, set-top boxes and AV receivers use sophisticated audio processing, which
Latency_(audio)
Device used for audio mixing
Overloading during further processing and mixing of digital streams can be avoided by using floating-point arithmetic. Intermediate processing in older systems
Mixing_console
Relative timing of audio and video
timing of audio (sound) and video (image) parts during creation, post-production (mixing), transmission, reception and play-back processing. AV synchronization
Audio-to-video synchronization
Audio-to-video_synchronization
Changing the speed or duration of an audio signal without affecting its pitch
stretching is the process of changing the speed or duration of an audio signal without affecting its pitch. Pitch scaling is the opposite: the process of changing
Audio time stretching and pitch scaling
Audio_time_stretching_and_pitch_scaling
all host-based audio processing, including custom audio processing, can take place. Host-based audio enhancement or sound effect processing modules are referred
Technical features new to Windows Vista
Technical_features_new_to_Windows_Vista
Amount by which a signal can exceed a designated nominal level
In digital and analog audio, headroom refers to the amount by which the signal-handling capabilities of an audio system can exceed a designated nominal
Headroom (audio signal processing)
Headroom_(audio_signal_processing)
Study of understanding of audio by machine
vision versus image processing, computer audition versus audio engineering deals with understanding of audio rather than processing. It also differs from
Computer_audition
Audio processing technology
Sound Retrieval System (SRS) is a patented psychoacoustic 3D audio processing technology originally invented by Arnold Klayman in the early 1980s.[citation
Sound_Retrieval_System
Audio signal processing operation
is an audio signal processing operation that reduces the volume of loud sounds or amplifies quiet sounds, thus reducing or compressing an audio signal's
Dynamic_range_compression
Digital audio workstation
post-processing controls. To help users with these processes, they have added a Mastering Assistant. The application features distributed processing abilities
Logic_Pro
Form of audio post-production
Mastering is a form of audio post-production which is the process of preparing and transferring recorded audio from a source containing the final mix
Mastering_(audio)
American audio equipment manufacturer
Universal Audio is an American company that designs, imports, and markets audio signal processing hardware and effect pedals, audio interfaces, digital
Universal_Audio_(company)
Open audio plug-in interface standard
signal processing to simulate traditional recording studio hardware in software. Thousands of plugins exist, both commercial and freeware, and many audio applications
Virtual_Studio_Technology
Open-source digital audio workstation
source code. Ardour relies on plug-ins for many features, from audio effects processing to dynamic control. It supports the following plugin format and
Ardour_(software)
Field of electrical engineering
potential fields, seismic signals, altimetry processing, and scientific measurements. Signal processing techniques are used to optimize transmissions
Signal_processing
Topics referred to by the same term
Aphex may refer to: Aphex Systems, a maker of audio processing equipment Aphex Twin, a British electronic music artist Apex (disambiguation) This disambiguation
Aphex
US-based audio processing company
Krisp (or Krisp Technologies Inc.) is an Armenian AI-based audio processing software company that offers real-time noise and voice suppression technology
Krisp
Academic journal
research on signal processing. It was established in 1953 as the IRE Transactions on Audio, renamed to IEEE Transactions on Audio and Electroacoustics
IEEE Transactions on Signal Processing
IEEE_Transactions_on_Signal_Processing
Digital audio format
MP3 (formally MPEG-1 Audio Layer III or MPEG-2 Audio Layer III) is an audio coding format developed largely by the Fraunhofer Society in Germany under
MP3
Family of proprietary audio codecs owned by Qualcomm
audio processing technology) is a family of proprietary audio codec compression algorithms owned by Qualcomm, with a heavy emphasis on wireless audio
AptX
Changing the sampling rate of a discrete signal
Understanding Digital Signal Processing. Prentice Hall. ISBN 978-0137027415. In satellite and medical image processing, sample rate conversion is necessary
Sample-rate_conversion
British audio equipment company
consoles, analogue equalizers (EQ) and channel strips, and digital audio processing hardware and software for professional and home studios. Founded in
Focusrite
Digital audio workstation
on-board digital signal processors (DSP). The DSP is used to provide additional processing power to the host computer for processing real-time effects, such
Pro_Tools
American company
fabless semiconductor company that developed technology for voice and audio processing, imaging and modems. The company began as a division of Rockwell International
Conexant
Sound processing algorithm
for a positional three-dimensional (3D) sound processing algorithm made by QSound Labs that creates 3D audio effects from multiple monophonic sources and
QSound
Computer system for manipulating audio
edits and processing directly to the audio data, changing the data immediately. If, for example, part of a track is deleted, the deleted audio data is immediately
Audio_editing_software
ChucK, an audio programming language for realtime synthesis, composition, and performance. Csound, composition, synthesis and processing. Nyquist, Lisp-based
List_of_Linux_audio_software
System-on-chip processors designed by Apple Inc.
original HomePod. They integrate one or more ARM-based processing cores (CPU), a graphics processing unit (GPU), cache memory and other electronics necessary
Apple_silicon
American engineer
Processing Society, 1998 Editor-in-Chief, IEEE Transactions on Speech and Audio Processing, 1996–2002 Fellow, IEEE, 1991 "Digital Speech Processing"
Biing-Hwang_Juang
Specialized microprocessor optimized for digital signal processing
circuit chips. They are widely used in audio signal processing, telecommunications, digital image processing, radar, sonar and speech recognition systems
Digital_signal_processor
Technological basis for the SoundDroid
The Audio Signal Processor (ASP) is a large-scale digital signal processor developed by James A. Moorer at Lucasfilm's The Droid Works. Moorer programmed
Audio_Signal_Processor
Computer technology
is an audio processing technique used to effectively encode silent intervals, reducing the amount of storage or bandwidth needed to transmit audio recordings
Silence_compression
American audio equipment manufacturer
remotely controlled the audio processing racks. This separation of the control surface from the audio racks allowed the audio processing racks to be placed
Harrison_Audio
Audio processing technique
Gated reverb or gated ambience is an audio processing technique that combines strong reverb and a noise gate that cuts the tail of the reverb. The effect
Gated_reverb
Audio signal access point built into a mixing console
In audio processing and sound reinforcement, an insert is an access point built into the mixing console, allowing the audio engineer to add external line-level
Insert_(effects_processing)
Topics referred to by the same term
Minister of Hungary 1998–2002; 2010–2026 Orban (audio processing), an international company making audio processors for Radio, TV and Internet broadcasters Orban
Orban
Lossy audio compression format
Advanced Audio Coding (AAC) is an audio coding standard for lossy digital audio compression. It was developed by Dolby, AT&T, Fraunhofer and Sony, originally
Advanced_Audio_Coding
Audio codec
High-Efficiency Advanced Audio Coding (HE-AAC) is an audio coding format for lossy data compression of digital audio as part of the MPEG-4 standards.
High-Efficiency Advanced Audio Coding
High-Efficiency_Advanced_Audio_Coding
Continuous time-varying signal
Power Systems. 1 January 2020. Retrieved 8 April 2025. "Speech and Audio Processing" (PDF). Cambridge University Press & Assessment. Retrieved 8 May 2026
Analog_signal
switching system. The main function of the card was the processing of incoming digital audio to detect the speech patterns using speaker independent speech
Quad_digital_audio_processor
Audio processing technique that alters pitch
signal processing. Older digital processors could often shift pitch only in post-production, whereas many modern devices using computer processing technology
Pitch_shifting
analyzed. Audio mining is typically split into four components: audio indexing, speech processing and recognition systems, feature extraction and audio classification
Audio_mining
AMD's application-specific integrated circuit
computationally expensive advanced audio signal processing, such as convolution reverberation effects and 3D audio effects. TrueAudio is integrated into some of
AMD_TrueAudio
Machine learning paradigm
recent years, and has found practical application in fields such as audio processing, and is being used by Facebook and others for speech recognition. Pseudo-labels
Self-supervised_learning
Compact encoding of digital data
in the Dolby Digital (Plus) AC-3 Audio Coding Standards". IEEE Transactions on Audio, Speech, and Language Processing. 19 (5): 1231–1241. Bibcode:2011ITASL
Data_compression
Devices that reproduce, record, or process sound
Electronic circuits considered a part of audio electronics may also be designed to achieve certain signal processing operations, in order to make particular
Audio_equipment
Digitally coded format for audio signals
An audio coding format, or audio compression format, is an encoded format of digital audio, such as in digital television, digital radio and in audio and
Audio_coding_format
Signal path used to combine individual audio signals
software features on a digital audio workstation (DAW). By using buses, an engineer may apply audio signal processing to entire groups of tracks. For
Audio_bus
Read-only optical disc for high-fidelity audio storage
Super Audio CD (SACD) is an optical disc format for audio storage introduced in 1999. It was developed jointly by Sony and Philips Electronics and intended
Super_Audio_CD
Defunct educational institution
production and audio engineering. Students could choose from courses in audio electronics, digital music production, mixing music, and audio processing and storage
Institute_of_Audio_Research
Audio technology company
year, he invented the Dolby Noise Reduction system, a form of audio signal processing for reducing the background hissing sound on cassette tape recordings
Dolby
Audio processor that alters pitch
for digital audio workstations used in a studio setting and as a stand-alone, rack-mounted unit for live performance processing. The processor slightly shifts
AutoTune
Beginning of a musical note or sound
transient. In signal processing, onset detection is an active research area. For example, the MIREX annual competition features an Audio Onset Detection contest
Onset_(audio)
Information scientist
school of computing for one year. IEEE James L. Flanagan Speech and Audio Processing Award, for contributions to and leadership in automatic speech and
Chin-Hui_Lee
Electronic device that alters audio
effects processor, or effects pedal is an electronic device that alters the sound of a musical instrument or other audio source through audio signal processing
Effects_unit
Topics referred to by the same term
computer programming for an equality operator Equalization (audio), in audio processing Earthquake Equator, in geography Equation, in mathematics Equivalent
EQ
1983 electronic bike
harsh-environment packaging, networking, power management, embedded systems and audio processing. According to Roberts, the BEHEMOTH was to be a "collection of all
Big Electronic Human Energized Machine, Only Too Heavy
Big_Electronic_Human_Energized_Machine,_Only_Too_Heavy
Combining input sources to output channels
Audio mixing is the process by which multiple sounds are combined into one or more audio channels. In the process, a source's volume level, frequency
Audio_mixing
Topics referred to by the same term
free dictionary. Resampling may refer to: Resampling (audio), several related audio processes Resampling (statistics), resampling methods in statistics
Resampling
Conduction of sound to the inner ear
primarily through the bones of the skull, allowing the hearer to perceive audio content even if the ear canal is blocked. Bone conduction transmission occurs
Bone_conduction
Electroacoustic device
sophisticated digital signal processing, aiming to improve speech intelligibility and comfort for the user. Such signal processing includes feedback management
Hearing_aid
Digital signal performance enhancement
In signal processing, noise shaping is a technique typically used when processing digital audio, image, and video signals. It is usually used in combination
Noise_shaping
Computer sound card
of PCI sound cards, which served as the introduction for their X-Fi audio processing chip, with models ranging from XtremeMusic (lower end), to Platinum
Sound_Blaster_X-Fi
Representation of sound, typically as an electrical voltage
recording Audio editing software Audio engineer Audio signal processing Digital recording Equalization (audio) Professional audio Psychoacoustics Sound intensity
Audio_signal
Study of sound recording evidence usage in court
crime or accident scenes and timelines. Modern audio forensics makes extensive use of digital signal processing, with the former use of analog filters now
Audio_forensics
American audio equipment manufacturer
American pro audio, broadcast and communications company whose audio division manufactures digital effects processors, digital signal processor (DSP) software
Eventide,_Inc
Earpiece to give information to a presenter
signals, radio waves, and from analogue to digital. The latter process and other audio processing can introduce unacceptable delays or echos into the sound
Interruptible_foldback
Series of multichannel audio technologies
(Sound Retrieval System), a psychoacoustic 3D audio processing technology, including over 1,000 audio patents and trademarks. In 2014, DTS acquired Manzanita
DTS,_Inc.
Visual representation of the spectrum of frequencies of a signal as it varies with time
music, linguistics, sonar, radar, speech processing, seismology, ornithology, and others. Spectrograms of audio can be used to identify spoken words phonetically
Spectrogram
Echo-like effect
Delay is an audio signal processing technique that records an input signal to a storage medium and then plays it back after a period of time. When the
Delay_(audio_effect)
American audio products company
high-end electronic audio processors, known as effects pedals, used for the electric guitar, synthesizer, or for manipulating audio in a recording studio
Chase_Bliss_Audio
Electronic signal-routing output
The signal from the auxiliary send is often routed through outboard audio processing effects units (e.g., reverb, digital delay, compression, etc.) and
Aux-send
Audio amplifier for headphones
A headphone amplifier is a low-powered audio amplifier designed particularly to drive headphones worn on or in the ears, instead of loudspeakers in speaker
Headphone_amplifier
Professional audio platform
SoundGrid is a networking and processing platform audio application made by Waves Audio and developed in cooperation with DiGiCo. It consists of a Linux-based
SoundGrid
Analog audio signal processing device
The Haeco-CSG or Holzer Audio Engineering-Compatible Stereo Generator system was an electronic analog audio signal processing device developed by Howard
Haeco-CSG
Digital audio cassette format developed by Sony
audio mastering system, introduced in 1978. The PCM-1600 used a U-matic-format VCR for its transport, connected to external digital audio processing hardware
Digital_Audio_Tape
Topics referred to by the same term
parent chain of a hydrocarbon Side-chaining, an effect in digital audio processing Sidechain (ledger), a designation for a particular blockchain "Sidechain"
Side-chain
Destination of data flow in computing
sink for consumption. The audio signal will then be made available as an audio source, which may have undergone audio processing, such as volume adjustment
Sink_(computing)
Portable device capable of storing and playing digital media
supported. Some portable media players include audio processing chips that allow digital effects like 3D audio effects, dynamic range compression and equalisation
Portable_media_player
Semiconductor company in California, US
Mini Audio DSP — A small low power DSP core for voice triggering and voice recognition HiFi 2 Audio DSP — DSP core for low power MP3 audio processing HiFi
Tensilica
Scientific study of sound perception
for example, does significant signal processing in converting sound waveforms into neural stimuli; this processing renders certain differences between
Psychoacoustics
American semiconductor manufacturer
wired communications, radar, industrial process control, audio and video equipment, and other digital-processing-based systems, where an accurate signal
Analog_Devices
Ratio of the desired signal to the background noise
the performance and quality of systems that process or transmit signals, such as communication systems, audio equipment, radar systems, imaging systems
Signal-to-noise_ratio
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