JPH0348799Y2 - - Google Patents

Description

[Detailed explanation of the idea] [Industrial application field] This invention relates to an automatic performance device.

[Prior Art] An automatic performance device is known that performs automatic performance based on information recorded on a recording medium and also provides instructions such as key presses. This type of automatic performance device is effective for use in music performance training and the like. Conventionally, musical tones corresponding to orchestral sounds and automatic piano performance data (score data) are recorded, and based on this recorded data, the orchestral sounds are produced, the piano is automatically played, and key press instructions are performed simultaneously. There is something like this.

[Problem to be solved by the invention] By the way, in the above-mentioned conventional automatic performance device, instructions for performance training include turning on/off each key.
Only instructions to turn off the instrument were given, and not enough instructions were given on how to play the instrument.

This idea was made in view of the above circumstances, and it is possible to give performance instructions via video and play back orchestral sounds at the same time, making it possible to give performance instructions to the performers more effectively. The purpose of the present invention is to provide an automatic performance device that can perform the following functions.

[Means for Solving the Problems] In order to solve the above problems, the present invention provides a system in which musical tone data of a song, a plurality of automatic performance data related to the song, and video data corresponding to the automatic performance data are recorded. readout control means for selectively reading each of the data from a recording medium; musical sound data demodulation means for controlling demodulation so that the musical sound data can be sent to the acoustic sound generating device; The present invention is characterized in that it includes a musical tone signal forming means for controlling the formation so that it can be transmitted.

[Operation] According to the above configuration, the musical tone data read from the recording medium is demodulated by the musical tone demodulating means and sent to the acoustic sound generating device to reproduce the musical piece. At the same time, musical tone signals are formed in accordance with automatic performance data read from the recording medium, and automatic performance is performed. Further, in parallel with the above operation, video data is read from the recording medium, and an image is displayed based on the video data.

[Example] Hereinafter, an example of this invention will be described with reference to the drawings.

FIG. 1 is a block diagram showing the structure of an automatic performance device according to an embodiment of this invention. This automatic performance device is applied to an electronic organ. Further, FIG. 2 shows a magnetic disk 1 which is a recording medium in this embodiment.

Various types of information (data) as shown in FIG. 3 are commonly recorded on the magnetic disk 1. In FIG. 3, the performance guide 2 records performance guidance information that is issued as necessary as the performance progresses when practicing the performance by performing automatic performance. The voice signal is information recorded in PCM. Reference numeral 3 indicates musical sound data, and this musical sound data 3 is information in which the audio signal of the music actually played is recorded in PCM. The musical sound data 3 in this embodiment includes orchestral musical sound data 3 _-1 in which orchestral sounds are recorded, pipe organ solo musical sound data 3 _-2 in which pipe organ solo sounds are recorded, and basic performance sounds of the organ. It consists of organ performance musical sound data _3-3 . The panel resist 4 corresponds to the tone data 3 for each panel switch of the electronic organ in this embodiment.
This is data for setting the state most suitable for the song corresponding to the song. 5 is an automatic performance data group,
This automatic performance data group 5 records musical score data for each instrument part of the musical piece corresponding to the musical sound data 3 (automatic performance data) and musical score data for arranging the same musical piece into a simple performance (automatic performance data). That's what happens. In this case, each musical score data is made up of musical note data (combined data of pitch data indicating pitch and note length data indicating note length) arranged in performance order. In this embodiment, the automatic performance data group 5 includes the trumpet part 5 _-1 , ...organ part 5 _- of the musical score data of the musical piece corresponding to the musical tone data 3, and the musical score data of the first arrangement of the musical piece. #1 Arrangement 5 _- (i+1), 2nd
#2 Arrangement 5 is the score data of the arranged song.
−(i+2), . . . are recorded respectively. When the video data 6 is automatically performed based on the musical score data selected in the automatic performance data group 5,
This information is recorded with a video signal used to display fingerings, keystrokes, etc. corresponding to this performance.

In FIG. 1, a reading device 7 is a magnetic disk 1.
The read data designation switch 8 is a switch for designating which data on the magnetic disk 1 is to be read by the reading device 7. The data read by the reading device 7 is supplied to a musical tone data demodulating circuit 9, an automatic performance data storage section 10, a video display device 11, a printing device 12, and a panel data register 13, respectively.

The musical sound data demodulation circuit 9 corresponds to any one of the performance guide 2, orchestral musical sound data _3-1 , pipe organ solo musical sound data _3-2 , and organ performance musical sound data _3-3 among the data supplied from the reading device 7. It is a circuit that sequentially converts data (code data) into corresponding analog signals and outputs them, and the analog signals output from this musical tone data demodulation circuit 9 are supplied to an amplifier 14. This amplifier 1
4 is for driving the speaker 15.

The automatic performance data storage unit 10 stores an automatic performance data group 5 of the data supplied from the reading device 7, that is, trumpet parts 5 _-1 ,..., organ parts 5 _-i , #1 arrangement 5-(i+1), #2 Arrangement 5-(i+2), ... is a storage unit that stores all musical score data corresponding to any one of arrangement 5-(i+2), etc., and the note length detection/reading control unit 16 is the automatic performance data storage unit 1.
This is a control unit that sequentially reads each note data in musical score data stored in 0.0, starting from the first one. In this case, when the note length detection/reading control section 16 reads one note data from the automatic performance data storage section 10, the note length detection/reading control section 16 directly transfers the pitch data included in the same note data to the key press instruction device 17 and the musical sound signal forming circuit. 18, the note length indicated by the same note length data is detected from the note length data included in the same note data and the preset tempo clock cycle, and when this note length elapses, the automatic performance data is Storage unit 10
command to read the next note data. Therefore, each pitch data in the musical score data stored in the automatic performance data storage section 10 is sequentially updated to the next pitch data every time the note length indicated by the corresponding note length data elapses, and the key is pressed. The signal is supplied to an instruction device 17 and a musical tone signal forming circuit 18. Key press instruction device 17
is one-to-one for each key on the keyboard (not shown).
a lamp (or light emitting element, etc.) for indicating a key press arranged corresponding to the key press, a decoder for decoding the pitch data, and a corresponding one of the lamps being lit by the output of the decoder. It is configured to light up the lamp of the key corresponding to the pitch data supplied from the automatic performance data storage section 10. The key switch circuit 19 includes key switches provided in one-to-one correspondence with each key on the keyboard, and an encoder etc. that encodes the output of each of these key switches, and generates a code indicating the pressed key. A signal (hereinafter, this code signal will be referred to as a key code) is output. This key code is supplied to the musical tone signal forming circuit 18. On the other hand, the panel data register 13 is a register for storing data corresponding to the panel resist 4 among the data supplied from the reading device 7. The data (panel register 4) stored in this panel data register 13 is supplied to a tone signal forming circuit 18.

The musical tone signal forming circuit 18 generates a sound source signal having a pitch (frequency) corresponding to the musical tone data supplied from the automatic performance data storage section 10 or the key code supplied from the key switch circuit 19, and The musical tone signal outputted from the musical tone signal forming circuit 18 is supplied to the amplifier 14. be done.

The video display device 11 is a device that captures data corresponding to the video data 6 from among the data supplied from the reading device 7 and displays this captured data on a CRT screen. The printing device 12 also outputs the automatic performance data group 5, that is, the trumpet part 5 _-1 , of the data supplied from the reading device 7 .
…Organ Part 5 _-i , #1 Arrangement 5-(i+
1), #2 arrangement 5-(i+2), . . . and prints the corresponding musical score based on the imported musical score data.

Next, the operation of this embodiment having the above configuration will be described in the case where an automatic performance using a trumpet sound or key press practice of a performance using the trumpet sound is performed with an orchestral sound as the background.

In this case, the operator (practitioner) uses the read data designation switch 8 to select the orchestral musical sound data 3 _-1.
After specifying trumpet part 5 _-1 , command the player to start playing. The reading device 7 starts reading data according to this command. In this case, first, the panel register 4 is read and then the panel data register 1 is read.
Then, the trumpet part _5-1 is read and stored in the automatic performance data storage section 10. When the above storage operation is completed, the note length detection/readout control section 16 starts sequentially reading out each note data of the trumpet part _5-1 stored in the automatic performance data storage section 10, and at the same time, the reading device 7 Guide 2 (portion related to the performance of trumpet part _5-1 ), orchestral musical sound data _3-1 , and video data 6 (portion related to the performance of trumpet part _5-1 ) are read out in parallel and in real time.

As a result, from the speaker 15, an orchestra sound corresponding to the orchestral musical sound data _3-1 , a performer's trumpet part sound corresponding to the trumpet part _5-1 , and a voice performance instruction are emitted, and the keys are pressed. The indicator device 17 sequentially lights up the lamps of the keys to be pressed, and the video display device 11 sequentially displays information regarding fingering, key presses, and the like. In this case, if the musical tone signal forming circuit 18 cuts off the musical tone data from the automatic performance data storage section 10 and makes only the key code from the key switch circuit 19 valid, then the key code will be pressed in accordance with the instructions from the key press instruction device 17. By operating the keys, you can practice playing with trumpet sounds backed by orchestral sounds.

In addition, the read data designation switch 8 selects organ performance musical sound data 3 _-3 and organ part 5 _-i.
If you select , the organ performance corresponding to organ performance musical sound data 3 _-3 (musical sound played) and the organ performance corresponding to organ part 5 _-i (automatic performance or performance by a practitioner following key press instructions)
You can also perform in ensemble with. Also, if the practitioner is a beginner, for example, orchestral music sound data 3 _-1
Then, #1 arrangement 5-(i+1) may be selected, and the first arranged song (the first song arranged for simple performance) may be played with the orchestra sound in the background.

In this embodiment described above, the musical tone data 3 and the automatic performance data group 5 can be arbitrarily combined by the read data designation switch 8, and the musical tone data 3 and the automatic performance data group 5 can be arbitrarily combined. You can also select only one of 5. Also, a video display device 11 and a printing device 12
can be operated as needed.

[Effects of the invention] As is clear from the above description, according to this invention, musical tone data of a song, a plurality of pieces of automatic performance data regarding the song, and video data corresponding to the automatic performance data are recorded. readout control means for selectively reading each of the data from a recording medium; musical sound data demodulation means for demodulating control so that the musical sound data can be sent to an acoustic sound generating device;
A musical sound signal forming means is provided for forming and controlling the automatic performance data so that it can be sent to the acoustic sound generating device, so that a practitioner can select a desired musical instrument sound from among a variety of musical instrument sounds with a musical sound such as an orchestral sound in the background. This allows you to practice playing a song or a desired arranged song, thereby dramatically improving the effectiveness of your practice. Furthermore, since the performance instructions are given visually based on the video data, the effect of dramatically improving the practice effect can be obtained.

[Brief explanation of the drawing]

Fig. 1 is a block diagram showing the configuration of an automatic performance device according to an embodiment of this invention, Fig. 2 is a diagram showing a recording medium in the same embodiment, and Fig. 3 shows each information recorded on the recording medium. FIG. 1... Recording medium (magnetic disk), 3... Musical tone data, 5... Automatic performance data group, 6... Video data, 7... Reading device, 8... Read data designation switch, 9... Musical tone data demodulation Part, 10...Automatic performance data storage unit, 17...Key press instruction device, 1
8... musical tone signal forming circuit, 14... amplifier, 15
...Speaker.

Claims (1)

[Claims for Utility Model Registration] Selectively reading each piece of data from a recording medium in which musical tone data of a song, a plurality of automatic performance data related to the song, and video data corresponding to the automatic performance data are recorded. readout control means; musical sound data demodulation means for controlling demodulation so that the musical sound data can be sent to the acoustic sound generating device; and musical sound signal forming means for controlling the formation of the automatic performance data so that it can be sent to the acoustic sound generating device. An automatic performance device characterized by comprising: and.