JPH04171494A - automatic accompaniment device - Google Patents

Abstract

PURPOSE:To impart musical variation to an automatic accompaniment by providing a converting part selecting and indicating means and a reading control means for controlling contents read out of a accompanying pattern memory means on the basis of the converting part selecting and indicating means. CONSTITUTION:A performing condition controlling means 5 gives the present performing condition such as introduction, fill-in, ending, etc. A converting part selecting and indicating means 4 selects a certain pattern suited for a melody being played from several patterns at every part on the basis of such information to indicate the pattern including effective and ineffective information of the generated sound to a reading control means 3. The reading control means 3 following the indication converts controllably contents read out of an accompaniment pattern storing means 2 to those for tranquil melodies or fierce fill-in pattern. Thus, a performer can freely vary an automatic accompaniment pattern with the atmosphere of a musical composition.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an electronic musical instrument incorporating an automatic accompaniment device.

BACKGROUND OF THE INVENTION In recent years, electronic musical instruments have come equipped with automatic accompaniment devices and other devices that allow for rich performance expression, making it easy for even beginners to enjoy playing.

A conventional automatic accompaniment device will be described below.

FIG. 6 shows the configuration of a conventional automatic accompaniment device.

In FIG. 5, 101 is a rhythm selection means for selecting a rhythm to be set on the main body of the musical instrument.

102 is an accompaniment pattern storage means that stores a plurality of parts of automatic accompaniment patterns of a plurality of rhythms. 1
03 is a reading control means for the accompaniment pattern storage means 102, and 104 is accompaniment pattern conversion instruction means. 105 is accompaniment pattern switching means such as a fill-in button.

FIG. 6 shows details of the relationship between the accompaniment pattern storage means 102 and the readout control means 103.

Regarding the automatic accompaniment device configured as above, the following describes
Its operation will be explained.

First, a rhythm is selected by the rhythm selection means 101,
The accompaniment pattern of the selected rhythm is read out from the accompaniment pattern storage means 102, and automatic accompaniment is played. The fill-in button is pressed during the performance, and information from the accompaniment pattern switching means 106 is sent to the conversion instruction means 104.

The conversion instruction means 104 instructs the readout control means 103 to change the accompaniment pattern to a fill-in pattern, and the readout control means 103 outputs an instruction to the accompaniment pattern storage means 10.
2. Read out the fill-in patterns of all the parts that make up the accompaniment pattern. Therefore, when the fill-in button is pressed, all the parts making up the accompaniment turn are changed by one bar and then sounded.

Problems to be Solved by the Invention However, with the above-mentioned conventional configuration, all the parts that make up the accompaniment pattern for a certain period change, such as fill-in, and the only accompaniment pattern that changes greatly is that it is difficult for the performer to A problem arises in that it is not possible to obtain an accompaniment/two turns suitable for the required performance.

The present invention solves the above-mentioned conventional problems, and it is possible not only to change all the parts that make up a certain interval accompaniment pattern like a fill-in, but also to change each part to suit the performance style of each part. Because you can
An object of the present invention is to provide an automatic accompaniment device that can provide automatic accompaniment with more musical changes than before.

Means for Solving the Problem In order to achieve this object, the automatic accompaniment device of the present invention includes a rhythm selection means for selecting a settable rhythm on the main body of the musical instrument, and a plurality of accompaniment patterns composed of a plurality of parts. accompaniment pattern storage means for storing, accompaniment pattern switching means for requesting changes to the accompaniment pattern, performance state means for managing the performance state at that time such as intro and ending, accompaniment pattern switching means and performance state management means. a conversion part selection/instruction means for instructing invalidation of υ pronunciation in which one accompaniment pattern among a plurality of patterns is selected for each part; and control of contents read from the accompaniment pattern storage means based on the conversion part selection/instruction means. and read control means.

Function: With this configuration, it is possible not only to greatly change the accompaniment pattern in a certain section like a fill-in, but also to subtly change the accompaniment pattern depending on the song being played. It can be made into an automatic accompaniment suitable for the environment.

EXAMPLE Hereinafter, an example of the present invention will be described with reference to the drawings.

FIG. 1 shows the configuration of an automatic accompaniment device in an embodiment of the present invention. In FIG. 1, 1 is a rhythm selection means for selecting a rhythm to be set on the main body of the instrument, and 2 is an accompaniment/ζ turn storage means for storing a plurality of parts that constitute automatic accompaniment turns of a plurality of rhythms. be. 3 is accompaniment/
This is a read control means for controlling the contents read from the ζ turn storage means 2. Reference numeral 4 denotes conversion part selection instruction means for reading and instructing the control means 3 to disable the sound of one accompaniment pattern selected from a plurality of accompaniment patterns for each part. Reference numeral 5 denotes performance state management means for managing performance states such as intro, fill-in, and ending. 6 is accompaniment pattern switching means for instructing to change the accompaniment pattern.

FIG. 2 shows the contents of the accompaniment pattern storage means 2 in the embodiment of the present invention. In Figure 2, 21.2
2 is an area in which accompaniment patterns of different rhythms are stored. 23 is a part forming an accompaniment pattern. As shown in FIG. 2, a plurality of accompaniment patterns are stored in the accompaniment pattern storage means 2, and each accompaniment pattern has a plurality of parts.

FIG. 3 shows the contents of part 23 in the embodiment of the present invention. As shown in FIG. 3, each part includes an intro pattern, an ending pattern, pattern 1, which is a pattern for a quiet song consisting of four measures, and pattern 2, which is a pattern for an intense song consisting of two measures. There are fill-ins 1 to 4, which are fill-in patterns ranging from gentle to intense, each consisting of one bar.

FIG. 4 shows in detail the relationship between the accompaniment pattern storage means 2 and the readout control means 3 in the embodiment of the present invention. In FIG. 4, reference numerals 31, 32, 33, and 34 indicate readout control means for each part constituting the accompaniment pattern.

The operation of the automatic accompaniment device configured as described above will be explained below.

First, according to rhythm selection means 1, ? The IJ rhythm is selected, and the automatic accompaniment pattern storage area of the selected rhythm in the accompaniment pattern storage means 2 becomes valid.

On the other hand, when the accompaniment pattern switching means 6 requests a change to the accompaniment pattern directly instructed by the performer, the performance state management means 5 changes the accompaniment pattern to the intro.

Adds current performance status such as fill-in and ending. Based on the information, the conversion part selection/instruction means 4 selects one pattern suitable for the song being played from among several patterns for each part, and also includes information on whether the pronunciation is valid or invalid. Instruct the readout control means 3 to include the information. In accordance with this instruction, the readout control means 3 controls the contents read out from the accompaniment pattern storage means 2 so that the contents are changed to those for quiet pieces or intense fill-in patterns. Therefore, when a change to the accompaniment pattern is requested, not only will all the parts that make up the accompaniment pattern change and sound, but the change will be made to suit the song in which only the part you want to change is being played. This allows you to make only the parts you want to hear sound.

For example, referring to FIG. 3, when the performer requests a quiet song pattern, pattern 1, which is a quiet song pattern, is selected, and when performing a fill-in, fill-in 1, which is a gentle fill-in pattern, is selected. Further, when the performer requests a strenuous music pattern, Al pattern 2 is selected as a strenuous tune pattern, and at the time of fill-in, fill-in 4 as a strenuous fill-in pattern is selected.

As described above, according to this embodiment, a readout control means is provided for each of the plurality of parts constituting an accompaniment pattern, and a performance state management means is provided for managing performance states such as intro, fill-in, and ending. In addition, by providing a conversion part selection/instruction means for reading out and instructing the control means to disable the sound when one accompaniment pattern is selected from among a plurality of patterns for each part, it is possible to perform a certain interval such as a fill-in. Not only can all the parts that make up one accompaniment pattern be changed, but if you enable the sound of a certain part, you can freely change the patterns that make up the part, and the pattern that makes up the part can be changed freely. It is possible to provide automatic accompaniment that is suitable for the atmosphere of the music being played.

In the embodiment, the accompaniment pattern switching means 6 is a switch, but it may be a detection circuit that detects a difference due to the way the keyboard is pressed, or a combination of these may be used. Furthermore, by inserting a blank pattern into the parts that make up the accompaniment pattern, it is possible to disable the sound of a particular part.

Effects of the Invention As described above, the present invention provides readout control means for each part constituting an accompaniment pattern, and performance state management means for managing performance states such as intro, fill-in, and ending. By providing a conversion part selection/instruction means for instructing the disabling of automatic accompaniment patterns selected from among the patterns of This makes it possible to realize an excellent automatic accompaniment device that can change the music according to the mood of the music.

[Brief explanation of drawings]

FIG. 4 is a block diagram showing the details of the readout control means of the automatic accompaniment device according to the embodiment of the present invention; FIG. 6 is a block diagram showing the configuration of the conventional automatic accompaniment device; FIG. 6 is a block diagram showing details of a readout control means of a conventional automatic accompaniment device. 1... Rhythm selection means, 2... Accompaniment pattern storage means, 3... Readout control means, 4... Conversion part selection/instruction means, 5... Performance state management means, 6... Accompaniment pattern switching means. Name of agent: Patent attorney Akira Okaji and two others Figure 1 Figure 2 Figure 5 IQ1

Claims (2)

[Claims] (1) rhythm selection means for selecting rhythms that can be set on the instrument body; accompaniment pattern storage means for storing accompaniment patterns for each rhythm; accompaniment pattern switching means for requesting a change in the accompaniment pattern; a performance state management means for managing the performance states of an intro, a fill-in, and an ending in a plurality of parts constituting the accompaniment pattern; and a performance state management means for managing the performance states of an intro, a fill-in, and an ending for a plurality of parts constituting the accompaniment pattern; A conversion part selection/instruction means for selecting and instructing a part to be changed; and a readout control means for controlling contents read from the accompaniment pattern storage means based on the conversion part selection/instruction means. Automatic accompaniment device. (2) The automatic accompaniment device according to claim 1, wherein the accompaniment pattern storage means stores a plurality of accompaniment patterns, and the readout control means sets a different state in the musical instrument body for each of the plurality of accompaniment patterns.