Song score display on laser disc players

摘要

This high case is a song score display device which can also be implemented in LDP to score and mark the singing results in karaoke music score player.With its characteristic composition, the voice input means and,The analog speech signal of the above speech input means is converted into a / D conversion means of the scanning signal andAllows the user to select CD or LD or LD's key radio group,According to the key input signal of the above key input means, the CD / LD selection means and selected by the key data of CD or LD,A comparison means for recording the reference data of CD or LD with the dizal audio signal of the A / D conversion means,According to the selection of the above key input means, control the CD / LD selection means, convert the song score according to the comparison results of the comparison means, control the OSD processing action and operation.Controlled by the above control means, OSD processing means for outputting problem data displayed on the screen,The output text of the OSD processing tool is composed of a screen display means of screen display.