Being the karaoke selection of music reservation device which has karaoke selection of music reservation device null user interface and control means and the key alteration value register and the transmission means where

摘要

PPROBLEM TO BE SOLVED: To provide a karaoke remote controller with a function of an electronic contents book having a user interface environment easy to use for users who understand the change value of a key in advance. PSOLUTION: The karaoke remote controller is provided with a means to manage original melody key information on karaoke musical compositions which a karaoke machine with a key control function can play by compiling it into a database, a user interface mainly composed of a touch panel, a database retrieval means activated through the user interface, a means to transmit a remote control signal for reserving the performance of a musical composition specified by the retrieval means, a means to display key up-and-down buttons and original melody key buttons on the screen which displays the specified musical composition, a means to set the change value of the key on the basis of an indication to the key up-and-down buttons, a means to set the change value of the key on the basis of the original melody key information on the specified musical composition following the indication to original melody key buttons, and a means to add the change value of the key to the remote control signal. PCOPYRIGHT: (C)2003,JPO