The Sonic Palette is a MIDI controller type musical instrument. It consists of an 84 force sensor note surface, placed within a body that is wearable with a guitar strap. The body also contains various other controls including two additional force sensors, a tactile switch, and two potentiometers.
The note surface is arrayed seven sensors by twelve sensors, and has tactile and visual references. The note surface is multi-touch or polyphonic, and is capable of sensing absolute finger pressure for each sensor which is can be sent as MIDI velocity and/or continuous controller data like aftertouch. The sensor array is accessible to both hands. The note arrangement and controls are user and factory customizable.
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U.S. Patent Number 7273979