UNDO DISPLAY CONTROL SYSTEM IN KARAOKE REMOTE CONTROL UNIT WITH ELECTRONIC TABLE OF CONTENT BOOK FUNCTION, UNDO DISPLAY CONTROL SYSTEM IN GRAPHICAL USER INTERFACE DEVICE, COMPUTER PROGRAM, AND PROGRAM STORAGE MEDIUM

摘要

PROBLEM TO BE SOLVED: To provide an undo display control system having superior operation environment for a Karaoke remote control unit with an electronic table of contents (TOC) book function.;SOLUTION: This undo display control system in a Karaoke remote control unit with an electronic TOC book function is provided with: a database in which attribute information on Karaoke musical pieces are aggregated; a user interface; a means of displaying a song name list screen of the musical pieces by retrieval from the database based upon a retrieval condition inputted by a user; a means of transmitting a reservation signal for a musical piece designated in the song name list to a Karaoke machine; a means of generating a history in which information for reproducing the list screen as the transmission origin of a musical piece signal and an event as a display origin of the screen are made to correspond to each other; a means of tracing back song name list screens corresponding to each event from the song name list screen corresponding to the latest event to reproduce and display them sequentially whenever the predetermined user input is received; and a means of receiving from the user a display indication for a screen which can transition from a reproduced and displayed list screen and reproducing and displaying the indicated picture based on the event corresponding to the list screen.;COPYRIGHT: (C)2005,JPO&NCIPI