196468 ⎘
Details of electrophonic musical instruments; Means for controlling the tone frequencies, e.g. attack, decay; Means for producing special musical effects, e.g. vibrato, glissando by additional modulation during execution only by switches with variable impedance elements using magnetic or electromagnetic means
KEYBOARD DEVICE AND METHOD FOR DETECTING KEY-PRESSING INFORMATION
#2KEYBOARD DEVICE AND METHOD FOR DETECTING KEY-PRESSING INFORMATION
#3Adaptation and Modification of a Theremin System
#4DETECTION SYSTEM AND MUSICAL INSTRUMENT
#5KEYBOARD SENSOR SYSTEMS AND METHODS
#6Keyboard sensor systems and methods
#7Adaptation and modification of a Theremin system
#8Vibrato arm and system
#9Keyboard sensor systems and methods
#10Button with enhanced expression facilities
#11Wearable sensor system for providing a personal magnetic field and techniques for horizontal localization utilizing the same
#12System and method for recording user performance of keyboard instrument
#13Vibrato arm and system
#14Interval-based musical instrument
#15Multifunctional digital musical instrument
#16Musical effects devices
#17Modifying audio in an interactive video using RFID tags
#18Method and apparatus for converting a displacement of a magnetic object into a directly perceptible signal, instrument incorporating this apparatus
#19Oscillatory, magnetically activated position sensor
#20APPARATUS COMPRISING A BASE AND A FINGER ATTACHMENT
#21Digital theremin that plays notes from within musical scales
#22Musical instrument with digitally controlled virtual frets
#23Key actuation systems for keyboard instruments
#24Key actuation systems for keyboard instruments
#25Vibrato tailpiece and method of output signal control for stringed instruments