KR200336083Y1 - Toy piano in which a sinhing machine is formed - Google Patents

Abstract

end. The technical field to which the invention described in the claims belongs.

The present invention relates to a digital piano toy, and more particularly, to a piano toy having a karaoke function to select a plurality of karaoke files stored in the memory and to sing.

I. The technical problem the invention is trying to solve.

Conventional piano toys simply press a button to generate a sound corresponding to the button, there is a problem that children easily lose interest and discard because there is no variety of play.

In particular, the conventional piano toy has only an auditory effect so that only the sound being played can be felt, and there is no function to give a visual effect. there was.

All. The gist of the solution of the invention.

Therefore, the present invention was devised to solve the above problems, and the object of the present invention is to select a song using the keyboard, the screen corresponding to each song is output through the LCD screen, and after the song is scored To provide a piano toy, characterized in that provided.

In addition, an object of the present invention is to provide a piano toy that can obtain a visual effect in addition to the auditory effect by outputting the scale and score of the piano keyboard through the LCD screen.

la. Important uses of the devise

Piano Toys.

Description

Toy piano in which a sinhing machine is formed}

The present invention relates to a digital piano toy, and more particularly, to a piano toy having a karaoke function to select a plurality of karaoke files stored in the memory and to sing.

A general digital piano toy is capable of generating a pre-stored sound according to the operation of pressing a keyboard-type panel in which various types of notes are stored, thereby obtaining a music learning effect.

However, such a piano toy is a sound that corresponds to the button by simply pressing a button, there is a problem that children easily lose interest and are discarded because there is no variety of play.

In particular, the conventional piano toy has only an auditory effect so that only the sound being played can be felt, and there is no function to give a visual effect. there was.

Therefore, the present invention was devised to solve the above problems, and the object of the present invention is to select a song using the keyboard, the screen corresponding to each song is output through the LCD screen, and after the song is scored To provide a piano toy, characterized in that provided.

In addition, an object of the present invention is to provide a piano toy that can obtain a visual effect in addition to the auditory effect by outputting the scale and score of the piano keyboard through the LCD screen.

1 is a front perspective view of a piano toy with a karaoke function according to the present invention.

2 is a block diagram showing a system configuration of a piano toy according to the present invention.

3 is a flow chart when the piano toy according to the present invention operates in the karaoke function.

4 is a flowchart when a piano toy according to the present invention operates with a digital piano function.

<Description of the symbols for the main parts of the drawings>

1: Piano Key 2: Function Key

3: speaker 4: LCD

5: LED 6: Volume Key

7: piano switch key 8: karaoke switch key

9: power key 10: microphone terminal

20: key operation unit 21: voice input unit

22: timer 23: memory

24: control unit 25: sound generating unit

26: display driver 27: LED driver

Hereinafter, with reference to the accompanying drawings will be described in detail the most preferred embodiment of the present invention. First, in describing each of the drawings, the same components have the same reference numerals as much as possible even though they are shown in different drawings.

1 is a front perspective view of a piano toy having a karaoke function according to the present invention, the configuration of the present invention is a piano keyboard (1) is formed on one side of the upper surface of the main body 100, the other side tone control, rhythm adjustment, A function key 2, a volume switch 6, and a speaker 3 are provided with various functions such as playing a demo song, and a liquid crystal display (LCD) 4 is formed at the center of the upper surface.

In addition, the present invention is formed on the upper surface of the main body 100, a plurality of LEDs 5 are spaced apart a certain distance, the piano switching key 7 and karaoke switching key 8 is formed on the right side of the keyboard, the main body 100 On the side of the power switch 9 and the microphone terminal 10 is formed.

In the keyboard (1), the numbers from 1 to 0 are sequentially displayed on the basis of the 'degree' key of the basic scale, which does not have a separate numeric key when the piano toy according to the present invention is operated as a karaoke function. This is to make it easy to select songs from piano toys.

That is, when the user presses the karaoke switch key 8 and the piano toy operates as a karaoke function, the keyboard 1 is used as a numeric key to select one song among a plurality of songs stored in the memory 23. The key 1 when operating the piano toy function by pressing the piano changeover key is used to select a tone corresponding to each key among the piano tone data stored in the memory 23.

The LCD (4) is a piano toy according to the present invention when a karaoke function is operated when a plurality of screens corresponding to each song is displayed cross-over or notation, and when operating the piano function, the piano scale corresponding to each key And numbers, letters, and the like are displayed.

The function key 2 is composed of various keys capable of producing various kinds of music, rhythm or instrument sounds according to the user's operation.

The plurality of LEDs (5) when the user operates the keyboard (1) or the function key (2) when a sound or melody occurs, it is linked to the sound and flashes with various lights to emit light.

In addition, although not shown, the mobile phone toy according to the present invention includes a battery box for storing batteries in a rear portion of the main body 100 and a circuit board inside the main body 100.

2 is a block diagram showing a system configuration of a piano toy according to the present invention, the present invention is a key operation unit 20 consisting of a power key and a volume key, various function keys such as tone control, instrument selection and the piano keyboard, A voice input unit 21 capable of receiving a user's voice from a microphone, a timer 22 capable of measuring time, a memory unit 23 storing a plurality of sounds and text data, and the key operation unit ( The controller 24 controls the output of the corresponding sound and text data from the memory unit 23 by the signal input from 20, and controls the LED 5 to blink, and the signal of the controller 22. LED driving unit 27 for blinking the LED (5) according to the control, and a display driving unit 25 for displaying the sound data output from the memory unit 23 in accordance with the control signal of the control unit 24 on the LCD (4) screen ) And the signal of the controller 24 D) a sound generator 25 for converting and amplifying the sound data output from the memory unit 23 into an analog signal and outputting the same to the speaker 3, and a power supply unit 28 for supplying power to each unit. It features.

3 is a flowchart when the piano toy according to the present invention operates as a karaoke function, and FIG. 4 is a flowchart when the piano toy according to the present invention operates as a digital piano function, with reference to the drawings. The operation description is as follows.

First, the operation flow when the mobile phone toy of the present invention is operated as a karaoke function, when the user presses the power key (9) is turned on the piano toy (S31), the karaoke switch key in the control unit 24 of the piano toy It is determined whether or not (8) is pressed (S32). If the karaoke switch key (8) is pressed, the piano toy is automatically switched to the karaoke function. (S33)

When switching to the karaoke function, the fanfare sounds, and the sound and text data (including the picture) corresponding to the welcome message "Welcome to the mini karaoke" is output through the speaker 3 and the LCD 4 (S34).

After the step S34, the sound and text data corresponding to the announcement "Please select a song" is output (S35), and it is determined whether the user presses the keyboard 1 (S36). Pressing the key (1) automatically selects the song corresponding to the pressed number (S38), and plays the MIDI file of the song, and displays the song title and song lyrics on the LCD (4) screen.

If the user does not press the keyboard (1) when the standby state returns to the step (S36) and sends out the announcement once again after 5 seconds, if the standby time continues for more than 3 minutes, the power is automatically It is turned off while being turned off. (S37)

When the song accompaniment step (S39) is finished, a song score is displayed on the LCD (4) screen with a sound after 1 second (S40), the score of 70 to 100 points at 10 points intervals on the LCD (4) Each time the end of the test is extracted or displayed randomly or sequentially, the sound data corresponding to each score, for example, 100 points "fantasy very well" with fanfare, 90 points "fantastic" with fanfare For example, 80 points are "singed well" without fanfare, and 70 points are "speak" without the fanfare.

Next, when the piano toy of the present invention operates as a digital piano function, the user presses the power key 9 to turn on the piano toy (S51). (S52) If the piano switch key (7) is pressed, the piano toy automatically switches to the digital piano function. (S53)

When the digital piano function is switched, the "do" sound sounds once, and the sound and text data (including the picture) corresponding to the greeting "hello" are output through the speaker 3 and the LCD 4 (S54). )

After the step S54, it is determined whether the user presses the keyboard 1 (S55). If the user presses the keyboard 1, the sound and text data corresponding to each pressed key is displayed on the speaker 3 and the LCD ( 4) is output through (S57), if the key (3) is not in the standby state to return to the step (S54) to send out the greeting again after 5 seconds, if the waiting time is continued for 3 minutes When exceeded, the power is automatically turned off and ends. (S56)

In the step S57, the speaker 3 generates a sound corresponding to the piano scale of each key 1, and the LCD 4 displays a screen or sheet music in which letters and numbers corresponding to each scale are combined. Is displayed.

On the other hand, although not mentioned in the above-described operation, the piano toy according to the present invention is a plurality of LEDs (5) at the same time flashes in various patterns at the same time each time the sound and text data occurs according to the user's key operation in each step There is a function that is common to both karaoke and digital piano.

As described above, the present invention further includes a karaoke function so that the user can easily sing using a piano toy without restriction of a place or equipment, and thus, there is an advantage of maximizing the continuous interest and music learning effect of infants and children. .

Claims (3)

In the piano toy that the sound stored in advance in each key is generated according to the operation of pressing the key formed on one side of the upper surface of the main body, Key operation unit 20 consisting of a karaoke switch key, a piano switch key, various function keys, and a piano keyboard, a voice input unit 21 for receiving a user's voice from a microphone, and a timer 22 for measuring time And a memory unit 23 for storing a plurality of sound and character data, and a control unit for controlling the sound and character data to be output from the memory unit 23 by a signal input from the key operation unit 20. 24 and a display driver 25 for displaying the sound data output from the memory unit 23 on the LCD 4 screen according to the control signal of the controller 24 and the signal from the controller 24. It is composed of a sound generating unit 25 for converting and amplifying the sound data output from the memory unit 23 into an analog signal and outputting to the speaker 3 and a power supply unit 28 for supplying power to each unit. Characteristic The karaoke piano toys that are. According to claim 1, wherein the keyboard is sequentially displayed on the basis of the 'degree' key of the basic scale, the numbers from 1 to 0, it is used as a numeric key for song selection when operated in the karaoke function Piano toys with karaoke. The method of claim 1, further comprising an LED driver 27 and a plurality of LEDs (5) for flashing and emitting LEDs in various patterns and colors at the same time in connection with the operation of the respective parts according to the signal of the controller 22. Mobile phone toy with karaoke function characterized by.