Apparatus for giving marks on user's singing ability in karaoke

Apparatus for identifying the note of an audio signal

Apparatus for providing musical instruction

Apparatus for rapid reference to musical scales

Apparatus for self teaching a musical instrument

Apparatus for setting musical tone control parameter

Apparatus for switching picture items of different types by...

Apparatus of a playing practice for electronic musical instrumen

Apparatus, method and computer program for controlling music...

Assembly for sight reading musical scores and to assist in learn

Audio file format with mapped lighting effects and method...

Audio signal processing apparatus

Audio teaching system for use in choral instruction

Audio-acoustic proficiency testing device

Automatic key-depression indication apparatus

Automatic page sequencing and other feedback action based on...

Automatic performance apparatus with a display device

Automatic visual teaching device for the learning of music or co

Bedside toilet for incapacitated patients

Browser-based music rendering apparatus method and system