An adaptive equipment for playing chords on a musical instrument is provided. The apparatus can have a shell having an interior cavity. The adaptive equipment has a root pin partially installed within a root housing channel of a root housing, the root housing is fixedly installed within an interior cavity of the shell and is positioned toward the left side of the shell. The adaptive equipment has a fifth pin partially installed within a fifth housing channel of a fifth housing, the fifth housing is fixedly installed within the interior cavity of the shell and is positioned toward the right side of the shell. The adaptive equipment has a third pin partially installed within a third housing channel of a third housing, the third housing is movably installed within the interior cavity of the shell and is positioned between the root housing and the fifth housing. The root pin, the third pin and the fifth pin correspond to a major triad on a piano keyboard when the third housing is positioned closer to the fifth housing. The root pin, the third pin and the fifth pin correspond to a minor triad on the piano keyboard when the third housing is positioned closer to the root housing.

An adaptive equipment for playing chords on a musical instrument is provided. The apparatus can have a shell having an interior cavity. The adaptive equipment has a root pin partially installed within a root housing channel of a root housing, the root housing is fixedly installed within an interior cavity of the shell and is positioned toward the left side of the shell. The adaptive equipment has a fifth pin partially installed within a fifth housing channel of a fifth housing, the fifth housing is fixedly installed within the interior cavity of the shell and is positioned toward the right side of the shell. The adaptive equipment has a third pin partially installed within a third housing channel of a third housing, the third housing is movably installed within the interior cavity of the shell and is positioned between the root housing and the fifth housing. The root pin, the third pin and the fifth pin correspond to a major triad on a piano keyboard when the third housing is positioned closer to the fifth housing. The root pin, the third pin and the fifth pin correspond to a minor triad on the piano keyboard when the third housing is positioned closer to the root housing.

The present disclosure relates to a method and system for calibrating a musical device. In some embodiments, a method for calibrating a musical device includes: energizing an actuator to actuate a key using a force corresponding to a first intensity level; obtaining, from a sensor, a first sensor signal representing motion information of the key corresponding to application of the force; and calibrating the musical device based on the first sensor signal.

The present disclosure relates to a method and system for calibrating a musical device. In some embodiments, a method for calibrating a musical device includes: energizing an actuator to actuate a key using a force corresponding to a first intensity level; obtaining, from a sensor, a first sensor signal representing motion information of the key corresponding to application of the force; and calibrating the musical device based on the first sensor signal.

A keyboard instrument includes a keyboard and an instrument case having a through hole penetrating therethrough from a top surface side to a bottom surface side and a positioning part configured to decide on a position of a music stand when a part of the music stand is disposed in the through hole.

A keyboard instrument includes a keyboard and an instrument case having a through hole penetrating therethrough from a top surface side to a bottom surface side and a positioning part configured to decide on a position of a music stand when a part of the music stand is disposed in the through hole.

Systems and methods for providing a piano system are provided. In some embodiments, the methods include receiving a plurality of key signals related to a first performance of a piece of music, wherein each of the plurality of key signals corresponds to motion of at least one key of a piano during the first performance; generating first performance information based on the plurality of key signals; receiving musical data related to a second performance of the piece of music; receiving musical data related to a second performance of the piece of music, generating second performance information based on the musical data; and providing content for presentation on a display device based on the first performance information and the second performance information. The methods can also include receiving at least one pedal signal corresponding to motion of a pedal of the piano during the first performance, and generating first performance information based on the pedal signal.

Systems and methods for providing a piano system are provided. In some embodiments, the methods include receiving a plurality of key signals related to a first performance of a piece of music, wherein each of the plurality of key signals corresponds to motion of at least one key of a piano during the first performance; generating first performance information based on the plurality of key signals; receiving musical data related to a second performance of the piece of music; receiving musical data related to a second performance of the piece of music, generating second performance information based on the musical data; and providing content for presentation on a display device based on the first performance information and the second performance information. The methods can also include receiving at least one pedal signal corresponding to motion of a pedal of the piano during the first performance, and generating first performance information based on the pedal signal.

The present disclosure relates to a method and system for providing tutorial functions. The method may include obtaining a piece of music selected by a user; determining a display mode that configures one or more display categories and a layout of the one or more display categories on a user interface; obtaining one or more content items corresponding to the one or more display categories, respectively, the one or more content items being associated with the piece of music; and generating an instruction to display the one or more content items on the user interface according to the layout.

The present disclosure relates to a method and system for providing tutorial functions. The method may include obtaining a piece of music selected by a user; determining a display mode that configures one or more display categories and a layout of the one or more display categories on a user interface; obtaining one or more content items corresponding to the one or more display categories, respectively, the one or more content items being associated with the piece of music; and generating an instruction to display the one or more content items on the user interface according to the layout.