US-12620376-B2 - Electronic musical instrument, electronic musical instrument sound emission instructing method and non-transitory computer-readable recording medium

US12620376B2US 12620376 B2US12620376 B2US 12620376B2US-12620376-B2

Abstract

An electronic instrument includes a plurality of music-playing operators which designates pitch data in accordance with a music-playing operation and at least one processor which instructs a sound source which generates music sounds to emit sounds, in which the at least one processor, in a case where the music-playing operation meets a first instruction condition, instructs the sound source to emit the sound in a first sound emission form which corresponds to pitch data which meets the first instruction condition which is designated in accordance with the music-playing operation, and in a case where the music-playing operation meets a second instruction condition which is different from the first instruction condition, instructs the sound source to emit a sound which is different from the sound which is emitted in the first sound-emission form, that is, in a second sound-emission form which corresponds to pitch data which meets the second instruction condition which is designated in accordance with the music-playing operation.

Inventors

Hiroki Sato
Hajime Kawashima

Assignees

CASIO COMPUTER CO., LTD.

Dates

Publication Date: 20260505
Application Date: 20220722
Priority Date: 20210803

Claims (10)

1 . An electronic instrument comprising: music-playing operators each of which designates pitch data in accordance with a music-playing operation; and at least one processor which instructs a sound source which generates music sounds to emit sounds, wherein the at least one processor: in a case where the music-playing operation meets a first instruction condition that a plurality of the music-playing operators are not operated within a set time, instructs the sound source to emit the sound in a first sound emission form which corresponds to pitch data which meets the first instruction condition which is designated in accordance with the music-playing operation, in a case where the music-playing operation meets a second instruction condition that a plurality of the music-playing operators are operated within the set time, instructs the sound source to emit a sound in a second sound-emission form which is different from the sound which is emitted in the first sound-emission form and which corresponds to pitch data which meets the second instruction condition which is designated in accordance with the music-playing operation, in accordance with the plurality of the music-playing operators which are operated within the set time, and after the elapse of the set time, in a case where another music-playing operator is not operated in a time period from when a new operation on the music-playing operator to which sound emission is not yet instructed is detected and the new operation is started to when the set time elapses, instructs to emit a sound in the first sound emission form in response to the operation on the music-playing operator to which sound emission is not yet instructed.
2 . The electronic instrument according to claim 1 , wherein the at least one processor: in the case where the music-playing operation meets the first instruction condition, instructs the sound source to emit a sound with a first tone in the first sound-emission form, and in a case where the music-playing operation meets the second instruction condition, instructs the sound source to emit a sound with a second tone in the second sound-emission form.
3 . The electronic instrument according to claim 1 , wherein the set time is a time which lasts for a predetermined period of time from a timing that the operation on the music-playing operator to which sound emission is not yet instructed is detected.
4 . The electronic instrument according to claim 1 , wherein: the first instruction condition is that a plurality of the music-playing operators which combine to configure a chord are not operated within the set time, and the second instruction condition is that a plurality of the music-playing operators which combine to configure a chord are operated within the set time.
5 . The electronic instrument according to claim 1 , wherein the at least one processor maintains sound emission in the second sound emission form while a muting operation is not being performed on another music-playing operator among the plurality of the music-playing operators which are operated for sound emission in the second sound emission form, in spite of performing the muting operation on at least one music-playing operator among the plurality of music-playing operators which are operated for sound emission in the second sound emission form while the sound is being emitted in the second sound emission form.
6 . The electronic instrument according to claim 1 , wherein the at least one processor: instructs to mute the sound which is emitted in the second sound emission form by performing a muting operation on the plurality of the music-playing operators which are operated for sound emission in the second sound emission form while the sound is being emitted in the second sound emission form, and after instructing to mute the sound, in a case where a number of the music-playing operators the operations of which are started reaches a set number which is two or more in the time period from when the new operation on the music-playing operator to which sound emission is not yet instructed is detected and the new operation is started to when the set time elapses, instructs to emit a sound in the second sound emission form which corresponds to the music-playing operators the operations of which are started.
7 . The electronic instrument according to claim 2 , wherein the sound source freely switches between (i) a first mode, in which sound emission is performed with the second tone which is generated by adding a sound effect to a sound which is emitted with the first tone, and (ii) a second mode, in which sound emission is performed with the second tone by using a sound source part block which is different from a sound source part block which corresponds to sound emission which is performed with the first tone.
8 . A sound emission instructing method for use in an electronic instrument, the method comprising: in a case where a music-playing operation on music-playing operators of the electronic instrument meets a first instruction condition that a plurality of the music-playing operators are not operated within a set time, instructing a sound source to emit a sound in a first sound emission form which corresponds to pitch data which meets the first instruction condition which is designated in accordance with the music-playing operation; in a case where the music-playing operation meets a second instruction condition that a plurality of the music-playing operators are operated within the set time, instructing the sound source to emit a sound in a second sound emission form which is different from the sound which is emitted in the first sound emission form and which corresponds to pitch data which meets the second instruction condition which is designated in accordance with the music-playing operation, in accordance with the plurality of the music-playing operators which are operated within the set time, and after the elapse of the set time, in a case where another music-playing operator is not operated in a time period from when a new operation on the music-playing operator to which sound emission is not yet instructed is detected and the new operation is started to when the set time elapses, instructs to emit a sound in the first sound emission form in response to the operation on the music-playing operator to which sound emission is not yet instructed.
9 . A non-transitory computer-readable recording medium storing a program thereon, the program being executable by a computer in an electronic instrument to control the computer to perform processes comprising: in a case where a music-playing operation on music-playing operators of the electronic instrument meets a first instruction condition that a plurality of the music-playing operators are not operated within a set time, instructing a sound source to emit a sound in a first sound emission form which corresponds to pitch data which meets the first instruction condition which is designated in accordance with the music-playing operation; in a case where the music-playing operation meets a second instruction condition that a plurality of the music-playing operators are operated within the set time, instructing the sound source to emit a sound in a second sound emission form which is different from the sound which is emitted in the first sound emission form and which corresponds to pitch data which meets the second instruction condition which is designated in accordance with the music-playing operation, in accordance with the plurality of the music-playing operators which are operated within the set time, and after the elapse of the set time, in a case where another music-playing operator is not operated in a time period from when a new operation on the music-playing operator to which sound emission is not yet instructed is detected and the new operation is started to when the set time elapses, instructs to emit a sound in the first sound emission form in response to the operation on the music-playing operator to which sound emission is not yet instructed.
10 . An electronic instrument comprising: music-playing operators each of which designates pitch data in accordance with a music-playing operation; and at least one processor which instructs a sound source which generates music sounds to emit sounds, wherein the at least one processor: in a case where the music-playing operation meets a first instruction condition, instructs the sound source to emit the sound with a first tone in a first sound emission form which corresponds to pitch data which meets the first instruction condition which is designated in accordance with the music-playing operation; and in a case where the music-playing operation meets a second instruction condition which is different from the first instruction condition, instructs the sound source to emit a sound with a second tone in a second sound-emission form which is different from the sound which is emitted in the first sound-emission form and which corresponds to pitch data which meets the second instruction condition which is designated in accordance with the music-playing operation, and wherein the sound source freely switches between (i) a first mode, in which sound emission is performed with the second tone which is generated by adding a sound effect to a sound which is emitted with the first tone, and (ii) a second mode, in which sound emission is performed with the second tone by using a sound source part block which is different from a sound source part block which corresponds to sound emission which is performed with the first tone.

Description

CROSS-REFERECE TO RELATED APPLICATION The present application claims the benefit of priority of Japanese Patent Application No. 2021-127513 filed on Aug. 3, 2021 and all the contents of Japanese Patent Application No. 2021-127513 are incorporated into by reference the specification of the present application. BACKGROUND 1. Field The present disclosure relates to an electronic instrument, an electronic instrument sound emission instructing method and a non-transitory computer readable recording medium. 2. Related Art In an electronic keyboard, there exists a so-called split function for playing the electronic keyboard by dividing the keyboard into left and right keyboard parts for two ranges by a split point and allocating mutually different tones to the left and right keyboard parts as disclosed, for example, in Japanese Patent Application Laid Open No. Hei4(1992)-235596. SUMMARY However, the split function has such a drawback that since the number of keys which is allocated to each range is reduced, the range which is available is limited. Accordingly, the present disclosure makes it possible to achieve highly expressive music-playing in a plurality of ranges as one advantage. According to one aspect of the present disclosure, there is provided an electronic instrument which includes a plurality of music-playing operators which designates pitch data in accordance with a music-playing operation and at least one processor which instructs a sound source which generates music sounds to emit sounds, in which the at least one processor, in a case where the music-playing operation meets a first instruction condition, instructs the sound source to emit the sound in a first sound emission form which corresponds to pitch data which does not meet the instruction condition which is designated in accordance with the music-playing operation, and in a case where the music-playing operation meets a second instruction condition which is different from the first instruction condition, instructs the sound source to emit a sound which is different from the sound which is emitted in the first sound-emission form, in a second sound-emission form which corresponds to pitch data which meets the second instruction condition which is designated in accordance with the music-playing operation. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a diagram illustrating one example of an outer appearance of an electronic keyboard instrument (an electronic instrument) according to one embodiment of the present disclosure. FIG. 2 is a block diagram illustrating one example of a hardware configuration of a control system in a main body of the electronic keyboard instrument according to one embodiment of the present disclosure. FIG. 3 is a block diagram illustrating one example of an entire configuration of a sound source LSI (Large Scale Integration) of the electronic keyboard instrument according to one embodiment of the present disclosure. FIG. 4 is a configuration diagram illustrating one example of a sound source part of the sound source LSI. FIG. 5 is diagram illustrating one example of a list of data on tone parameters which are set for one tone in one embodiment of the present disclosure. FIG. 6 is an explanatory diagram illustrating one example of operations of the electronic keyboard instrument according to one embodiment of the present disclosure. FIG. 7 is a flowchart illustrating one example of keyboard event processing which is executed in a tone modify mode. FIG. 8 is a flowchart illustrating one example of the keyboard event processing which is executed in a tone switch mode. FIG. 9 is a flowchart illustrating one example of elapsed time monitoring processing. DETAILED DESCRIPTION In the following, a mode for carrying out the present disclosure will be described in detail with reference to the drawings. FIG. 1 is a diagram illustrating one example of an outer appearance of an electronic keyboard instrument 100 according to one embodiment of the present disclosure. The electronic keyboard instrument 100 includes a keyboard 101 which is configured by keys which are a plurality (for example, 61) of music-playing operators, a VOLUME knob 110, a button group in a LOWER KEY MODE area 111, a button group in an UPPER KEY MODE area 112, an EDIT button 113, a CURSOR button group 114, a DATA button group 115 and an LCD (Liquid Crystal Display) 120 which displays various setting information. In addition, although not illustrated in FIG. in particular, the electronic keyboard instrument 100 also includes pitch bender/modulation wheels and so forth which are used for performing pitch bend and various modulations. In addition, although not particularly illustrated in FIG. 1, the electronic keyboard instrument 100 also includes loudspeakers which emit music sounds which are generated by music-playing on at least one of a back-face part, a side-face part, a rear-face part and so forth. Incidentally, the plurality of keys which configures the keyboar