QSound Labs
Encyclopedia
QSound Labs is an audio technology company based in Calgary, Canada. It is primarily a developer and provider of audio enhancement technologies for entertainment and communications devices and software. The company is best known as a pioneer of 3D audio effect
3D audio effect
3D audio effects are a group of sound effects that attempt to widen the stereo image produced by two loudspeakers or stereo headphones, or to create the illusion of sound sources placed anywhere in 3 dimensional space, including behind, above or below the listener.There are several types of 3D...

s, beginning with speaker-targeted positional 3D technology applied to arcade video games and professional music and film soundtrack production.

History

The flagship technology first known simply as "QSound" saw its initial commercial application in the early 1990s, notably in Capcom
Capcom
is a Japanese developer and publisher of video games, known for creating multi-million-selling franchises such as Devil May Cry, Chaos Legion, Street Fighter, Mega Man and Resident Evil. Capcom developed and published Bionic Commando, Lost Planet and Dark Void too, but they are less known. Its...

 arcade games and on many music releases by prominent artists. The first two QSound album titles were Sting's "The Soul Cages
The Soul Cages
The Soul Cages is the third full length studio album released by Sting. Released in 1991, it became his second No. 1 album in the United Kingdom. It spawned four singles: "All This Time", "Mad About You", "Why Should I Cry For You" and "The Soul Cages"...

"
and Madonna
Madonna (entertainer)
Madonna is an American singer-songwriter, actress and entrepreneur. Born in Bay City, Michigan, she moved to New York City in 1977 to pursue a career in modern dance. After performing in the music groups Breakfast Club and Emmy, she released her debut album in 1983...

's "The Immaculate Collection
The Immaculate Collection
The Immaculate Collection is the first greatest hits album by American singer-songwriter Madonna, released on November 9, 1990 by Sire Records. It contains fifteen of her hit singles from 1982 to 1990, as well as two new tracks "Justify My Love" and "Rescue Me"...

."

From the original speaker-targeted QSound 3D process used in producer-side applications, QSound Labs developed a suite of positional and enhancement spatial audio technologies, including positional audio for stereo speakers, multi-channel speaker systems and stereo earphones; stereo expansion, and virtual surround, under several technology names. There is no longer any single process now referred to as "QSound."

Although the hardware QSystem(TM) professional mixing processors and plug-in producer-side software tools were significant product offerings in the 1990s, most QSound technology is now incorporated in end-user products (such as video game software, computer sound cards and home entertainment electronics) by means of analog integrated circuits, digital signal processor (DSP) software libraries, host processor software and the like. QSound's iQ(TM) software internet audio enhancement software, their first downloadable, stand-alone consumer product, ultimately spawned a successful product line including the iQFX(TM) series of plug-ins for RealNetwork's RealPlayer
RealPlayer
RealPlayer is a cross-platform media player by RealNetworks that plays a number of multimedia formats including MP3, MPEG-4, QuickTime, Windows Media, and multiple versions of proprietary RealAudio and RealVideo formats.-History:...

.

In addition to spatial audio processing, the company has broadened its product line to include a long list of audio effects and controls such as static equalization, adaptive spectral enhancement, dynamic range controls, reverberation, and many other standard audio effects.

In 2003, QSound added a software MIDI wavetable ringtone synthesizer to its line-up. The effects suite and synthesizer are licensed in the form of software libraries to mobile phone manufacturers and providers of related technology (e.g. DSP's and DSP operating systems), in order to provide polyphonic ringtone rendering and enhanced music or mobile TV playback on hand-held devices.
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