KR20170068916A - Recording apparatus and method for digital piano using smart-phone - Google Patents

Recording apparatus and method for digital piano using smart-phone Download PDF

Info

Publication number
KR20170068916A
KR20170068916A KR1020150175971A KR20150175971A KR20170068916A KR 20170068916 A KR20170068916 A KR 20170068916A KR 1020150175971 A KR1020150175971 A KR 1020150175971A KR 20150175971 A KR20150175971 A KR 20150175971A KR 20170068916 A KR20170068916 A KR 20170068916A
Authority
KR
South Korea
Prior art keywords
smartphone
digital piano
sound
recording
output
Prior art date
Application number
KR1020150175971A
Other languages
Korean (ko)
Other versions
KR101777204B1 (en
Inventor
이왕섭
Original Assignee
주식회사 영창뮤직
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 영창뮤직 filed Critical 주식회사 영창뮤직
Priority to KR1020150175971A priority Critical patent/KR101777204B1/en
Publication of KR20170068916A publication Critical patent/KR20170068916A/en
Application granted granted Critical
Publication of KR101777204B1 publication Critical patent/KR101777204B1/en

Links

Images

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/0033—Recording/reproducing or transmission of music for electrophonic musical instruments
    • G10H1/0041—Recording/reproducing or transmission of music for electrophonic musical instruments in coded form
    • G10H1/0058—Transmission between separate instruments or between individual components of a musical system
    • G10H1/0066—Transmission between separate instruments or between individual components of a musical system using a MIDI interface
    • H04M1/72527—

Abstract

The present invention can output a performance sound of a digital piano to a speaker and a headphone jack, and output it to a smartphone jack. Thus, a smartphone capable of recording a performance sound while minimizing external noises The present invention relates to a digital piano recording apparatus and a method thereof.
The present invention relates to a smartphone jack provided in a digital piano to be connected to a smartphone; A recording cable for connecting the smartphone with the smartphone jack, wherein a recording sound of the digital piano is output to the smartphone, recording is performed on the smartphone, and a recording control signal of the smartphone is received; A speaker switch for causing a sound of the digital piano to be output to or blocked from a speaker provided in the digital piano according to whether the digital piano is installed on or off at one side of the smartphone jack; When the speaker switch is turned on, the controller outputs the played sound of the digital piano to the speaker, and outputs the played sound to the smartphone jack, thereby controlling the output of the played sound to be recorded on the smartphone And an output control unit for controlling the digital piano.

Description

TECHNICAL FIELD [0001] The present invention relates to a digital piano recording apparatus using a smart phone,

The present invention relates to a digital piano recording apparatus using a smartphone and a method thereof. More particularly, the present invention relates to a digital piano recording apparatus and a method thereof, The present invention relates to a digital piano recording apparatus using a smart phone and a method of recording the same using a smart phone so that external noises can be minimized.

A digital piano is a piano that makes a sound through an electronic circuit device so as to replace the function of an analog piano. The actual piano sound is acquired according to the touch intensity, and the beep data sampled in stages is stored in the memory. And intensity (intensity), and outputs the sound of the analog piano which was the original piano sound.

These digital pianos have grown with the recent development of science and technology, and have been able to express sound close to the original sound of the piano, and they are used for piano learning because they have a relatively low price compared to an analog piano.

The digital piano is composed of about 88 digital pianos, and includes a keyboard for inputting a performance sound of a performer, a recognition unit for recognizing a sound source input signal input through the keyboard, a digital sound source previously stored according to the sound source input signal A sound source processing unit for converting the original sound source into an analog sound source, and an output unit for outputting the converted analog sound source through a speaker.

Further, the recognition unit recognizes a sound source input signal input by a particular key being pressed, and transmits the sound source input signal to the control unit.

The sound source input signal includes level information for recognizing the scale identification information according to the depression of the keyboard and depression strength, and volume / tone color input information according to the pedal of the digital piano.

Also, the digital piano has a headphone jack for connecting the headphone to the digital piano, so that the performance sound of the digital piano can be heard through the headphone.

However, when listening to a play sound through headphones, the playback sound is not output to the speaker.

That is, the playing sound of the digital piano is heard through the speaker or through the headphone.

Therefore, in order to record the playing sound of the digital piano, it is necessary to always record the playing sound output from the speaker. Therefore, external noise (noise) is mixed in the recorded data of the playing sound of the digital piano to be recorded.

In other words, there has been a problem that the recording quality of the conventional digital piano is poor.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above problems, and it is an object of the present invention to provide a digital piano capable of simultaneously outputting a playing sound of a digital piano through a headphone and a speaker, And to provide a digital piano recording apparatus using the smart phone and a method thereof so that the recording quality can be improved.

According to an aspect of the present invention, there is provided a digital piano recording apparatus using a smart phone, including: a smart phone jack provided in a digital piano to be connected to a smart phone; A recording cable for connecting the smartphone with the smartphone jack, wherein a recording sound of the digital piano is output to the smartphone, recording is performed on the smartphone, and a recording control signal of the smartphone is received; A speaker switch for causing a sound of the digital piano to be output to or blocked from a speaker provided in the digital piano according to whether the digital piano is installed on or off at one side of the smartphone jack; When the speaker switch is turned on, the controller outputs the played sound of the digital piano to the speaker, and outputs the played sound to the smartphone jack, thereby controlling the output of the played sound to be recorded on the smartphone And an output control unit.

According to another aspect of the present invention, there is provided a digital piano recording method using a smartphone, comprising the steps of: (a) determining whether a smartphone is connected to a smartphone jack of a digital piano through a recording cable, ; (b) if the output control section determines that the speaker switch of the digital piano is turned on if it is determined in step (a) that the smartphone is connected to the smartphone jack through the recording cable; (c) If it is determined in step (b) that the speaker switch is turned on, the output control section controls the speaker of the digital piano and the headphone jack of the digital piano to output the performance sound of the digital piano ; (d) starting recording for storing the play sound in the smartphone in a recording app (APP) of the smartphone; and (e) outputting the performance sound to the smartphone jack under the control of the output control unit.

According to the embodiment of the present invention, it is possible not only to output the performance sound of the digital piano to the speaker and the headphone jack but also to output it to the smartphone jack, so that the performance sound can be directly recorded while being heard, After the ideal level adjustment, it can be output to the smartphone jack to record the playing sound, so that the distortion of the external noise or the signal can be minimized and recorded on the smartphone.

Therefore, it is possible to record the playing sound with the best sound.

1 is a block diagram showing a configuration of a digital piano recording apparatus using a smartphone according to the present invention;
Fig. 2 is a schematic view of the main part of Fig. 1; Fig.
3 is a flowchart sequentially illustrating a digital piano recording method using a smartphone according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a block diagram showing a configuration of a digital piano recording apparatus using a smartphone according to the present invention, and FIG. 2 is a block diagram of the essential part of FIG.

1 and 2, a digital piano recording apparatus using a smartphone according to the present invention includes a smartphone jack 15 provided in a digital piano 10 to be connected to a smartphone 20, And the smartphone 20 is connected to the smartphone 20 so that the performance sound of the digital piano 10 is output to the smartphone 20 and the recording control signal of the smartphone 20 is received A digital piano 10 according to whether the digital piano 10 is turned on or off at one side of the smartphone jack 15; And a speaker switch 11 for turning off or outputting a signal to the speaker 16.

In the digital piano recording apparatus using the smartphone according to the present invention, when the speaker switch 11 is turned on, the played sound of the digital piano 10 is outputted to the speaker 16 of the digital piano 10 And an output control unit 12 for controlling the output of the sound of the digital piano 10 to be recorded on the smartphone 20 by causing the smartphone jack 15 to output the sound of the digital piano 10. [

The output controller 12 is provided to control the output of the digital piano 10 to the speaker 16 when the speaker switch 11 is turned off.

The digital piano 10 is also provided with a level conversion unit 13 for controlling the level of the played sound under the control of the output control unit 12 and outputting it to the smartphone jack 15.

1, in the digital piano recording apparatus using a smartphone according to the present invention, a signal output from the speaker 16, the headphone jack 14 and the smartphone jack 15 of the digital piano 10 Is output via the amplifying unit 17. [

2, the speaker switch 11, the smartphone jack 15 and the headphone jack 14 are exposed to the operation panel 18 installed on one side of the digital piano 10, as shown in FIG.

The plugs connected to the smartphone 20 among the plugs at both ends of the recording cable 40 are connected to the audio jack of the smartphone 20.

A digital piano recording method using the smart phone according to the present invention will be described below by applying the digital piano recording apparatus using the smart phone according to the present invention having the above-described configuration.

FIG. 3 is a flowchart sequentially illustrating a digital piano recording method using a smartphone according to the present invention.

1 to 3, a method of recording a digital piano using a smartphone according to the present invention includes the steps of: (1) connecting a smartphone 20 to a smartphone jack 15 of a digital piano 10 through a recording cable 40; The output control section 12 of the digital piano 10 judges whether the connection is established or not (step 110)

2, if it is determined that the smartphone 20 is connected to the smartphone jack 15 through the recording cable 40, the speaker switch (not shown) of the digital piano 10 The output control unit 12 determines whether or not the output signals 11 and 11 are turned on (step 120)

If it is determined that the speaker switch 11 is turned on when the key of the digital piano 10 is depressed in step 120, the speaker 16 of the digital piano 10, the digital piano 10, The output control unit 12 controls the performance of the digital piano 10 to be output to the headphone jack 14 of the digital piano 10 (step 130)

The level of the digital piano 10 provided to manipulate the level of the played sound of the digital piano 10 by operating the recording / recording application (APP) 21 of the smartphone 20 after step 130, And controls the conversion unit 13 to transmit a performance sound level-adjusted to the smartphone jack 15. (Step 140a)

Then, the recording / recording application 21 of the smartphone 20 starts recording for storing the played sound in the smartphone 20 (step 140b)

That is, when a button for starting recording / recording is operated in the recording / recording application 21 provided in the smartphone 20, for example, Viva Vidio (application name of smartphone 20 application) An operation signal is transmitted to the smartphone jack 15 of the digital piano 10 through the recording cable 40 and the operation signal is transmitted to the output control unit 12. [

At this time, the user can operate the recording / recording application 21 of the smartphone 20 and record the performance of the digital piano concurrently with the recording of the performance sound using the camera 23 of the smartphone.

The output control section 12 controls the output control section 12 to output a performance sound to the smartphone jack 15 so that the performance sound of the digital piano 10 is stored in the memory 22 of the smartphone 20. Step 150)

Meanwhile, the step 140a is not necessarily a process, and can proceed according to the user's selection.

The reason for this is that the smartphone 20 is used for recording as well as recording. It may be necessary to record / play the digital piano 10 or the surrounding environment outside the digital piano 10.

Subsequently, when it is determined that the recording is ended, the recording is ended.

That is, when the recording progress signal is not transmitted from the smartphone 20, the output control unit 12 of the digital piano 10 does not transmit the played sound signal to the smartphone jack 15 (step 160)

If it is determined in step 120 that the speaker switch 11 is turned off, the output control unit 12 outputs the played sound of the digital piano 10 to the headphone jack 14 of the digital piano 10, (Step 210a)

If it is determined in step 120 that the speaker switch 11 is turned off, the speaker 16 of the digital piano 10 is controlled by the output control unit 12 so that the played sound of the digital piano 10 is not output, (Step 210b)

The output control unit 12 receives and processes a performance sound signal input from the outside. As described above, when the speaker switch 11 is turned on or off, 16, the headphone jack 14, and the smartphone jack 15, respectively.

However, in the case of the conventional digital piano 10, when a headphone is connected to the headphone jack 14, the performance sound is outputted only by the headphone, and the output of the performance sound is interrupted by the speaker 16.

Therefore, the digital piano 10 applied to the present invention is provided with the speaker switch 11. When the speaker switch 11 is turned on, the output control section 12 receives the on signal And outputs a performance sound to the headphone jack 14 and the speaker 16. [

The digital piano 10 according to the present invention is provided with a smartphone jack 15 for connection to the audio jack of the smartphone 20. The recording cable 40 is connected to the smartphone jack 15 When the output control unit 12 determines that the playing sound is output, the playing control unit 12 outputs the played sound to the smartphone jack 15 so that recording is performed on the smartphone 20.

As described above, the performance sound is recorded to the smartphone 20 through the recording cable 40, and noise and distortion due to the level difference of the sound during recording by connection to the audio jack of the smartphone 20 It can happen very badly.

In order to solve such a problem, the recording-time level converting unit 13 removes (or reduces) the inputted performance sound signal as much as possible, and converts it into the most ideal level, .

Therefore, it is possible to record the playing sound with the best sound.

In this way, it is possible to output the performance sound to the headphone jack 14, the speaker 16 and the smartphone jack 15 differently from the conventional ones by connecting the signal line and the ground (GND) in accordance with the signal inputted from the output control section 12. [ (Or switching) the corresponding pin of the speaker to control the output of the performance sound signal to the corresponding output.

Likewise, in the case of a four-ported phone jack, the structure of the US stock and the European style are different and the output is limited. In this case, the phone jack of the output control unit 12 can be compatible with the signal line and the ground switch control.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. .

Accordingly, the true scope of protection of the present invention should be determined only by the appended claims.

10. Digital Piano
11. Speaker switch
12. Output control section
13. Level converter
14. Headphone jack
15. Smartphone jack
16. Speaker
20. Smartphone
30. Headphones
40. Recording cable

Claims (6)

A smartphone jack provided in the digital piano to be connected to the smartphone;
A recording cable for connecting the smartphone with the smartphone jack, wherein a recording sound of the digital piano is output to the smartphone, recording is performed on the smartphone, and a recording control signal of the smartphone is received;
A speaker switch for causing a sound of the digital piano to be output to or blocked from a speaker provided in the digital piano according to whether the digital piano is installed on or off at one side of the smartphone jack;
When the speaker switch is turned on, the controller outputs the played sound of the digital piano to the speaker, and outputs the played sound to the smartphone jack, thereby controlling the output of the played sound to be recorded on the smartphone And an output controller for outputting the digital piano sound. The method according to claim 1,
Wherein the output control unit controls the output of the played sound to the speaker when the speaker switch is turned off. The method according to claim 1,
Wherein the digital piano further comprises a level converting unit for adjusting the level of the played sound under the control of the output control unit and outputting the adjusted level to the smartphone jack. (a) the output control section of the digital piano judges whether a smart phone is connected to a smart phone jack of a digital piano through a recording cable;
(b) if the output control section determines that the speaker switch of the digital piano is turned on if it is determined in step (a) that the smartphone is connected to the smartphone jack through the recording cable;
(c) If it is determined in step (b) that the speaker switch is turned on, the output control section controls the speaker of the digital piano and the headphone jack of the digital piano to output the performance sound of the digital piano ;
(d) starting recording for storing the play sound in the smartphone in a recording app (APP) of the smartphone;
(e) outputting the performance sound to the smartphone jack under the control of the output control unit. 5. The method of claim 4,
After the step (c), the level converting unit of the digital piano for adjusting the level of the performance sound by operating a recording app (APP) of the smartphone is operated to control the performance sound level- Wherein the digital piano recording method further comprises: 5. The method of claim 4,
In the step (b)
Wherein the output control unit controls to output the played sound to the headphone jack when it is determined that the speaker switch is turned off so that the speaker does not output the played sound. Digital piano recording method using.
KR1020150175971A 2015-12-10 2015-12-10 Recording apparatus for digital piano using smart-phone KR101777204B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150175971A KR101777204B1 (en) 2015-12-10 2015-12-10 Recording apparatus for digital piano using smart-phone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150175971A KR101777204B1 (en) 2015-12-10 2015-12-10 Recording apparatus for digital piano using smart-phone

Publications (2)

Publication Number Publication Date
KR20170068916A true KR20170068916A (en) 2017-06-20
KR101777204B1 KR101777204B1 (en) 2017-09-11

Family

ID=59281167

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150175971A KR101777204B1 (en) 2015-12-10 2015-12-10 Recording apparatus for digital piano using smart-phone

Country Status (1)

Country Link
KR (1) KR101777204B1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102236569B1 (en) 2020-11-17 2021-04-06 주식회사 다이나톤 Brain activity management system using digital piano
KR20210037054A (en) 2019-09-26 2021-04-06 주식회사 다이나톤 Digital piano system works with mobile devices
KR20220026662A (en) 2020-08-25 2022-03-07 주식회사 다이나톤 Digital instrument system that enables self-learning of traditional music by linking with the application
KR20230031433A (en) 2021-08-27 2023-03-07 주식회사 이니티움 Block type piano keyboard system with redording function

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101433037B1 (en) * 2014-04-25 2014-08-21 구자홍 Electronic instrument controller

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210037054A (en) 2019-09-26 2021-04-06 주식회사 다이나톤 Digital piano system works with mobile devices
KR20220026662A (en) 2020-08-25 2022-03-07 주식회사 다이나톤 Digital instrument system that enables self-learning of traditional music by linking with the application
KR102236569B1 (en) 2020-11-17 2021-04-06 주식회사 다이나톤 Brain activity management system using digital piano
KR20230031433A (en) 2021-08-27 2023-03-07 주식회사 이니티움 Block type piano keyboard system with redording function

Also Published As

Publication number Publication date
KR101777204B1 (en) 2017-09-11

Similar Documents

Publication Publication Date Title
KR101777204B1 (en) Recording apparatus for digital piano using smart-phone
TWI384457B (en) System and method for audio adjustment
US20210243528A1 (en) Spatial Audio Signal Filtering
JP2006504130A (en) Device control based on voice
US20060235698A1 (en) Apparatus for controlling a home theater system by speech commands
KR20130054195A (en) Automatic gain control
WO2020237086A1 (en) Virtual assistant device
CN101345055A (en) Speech processor and communication terminal device
WO2001050454A1 (en) Device setter, device setting system, and recorded medium where device setting program is recorded
US20080005411A1 (en) Audio signal Input/Output (I/O) system and method for use in guitar equipped with Universal Serial Bus (USB) interface
JP4305084B2 (en) Music player
KR20180036032A (en) Image processing apparatus and recording media
CN107197403B (en) Terminal audio parameter management method, device and system
KR102087827B1 (en) Multi-headset Apparatus for Combined with the Function of Simultaneous Translation and Interpretation
JP4802848B2 (en) Control device, volume control availability determination method, and volume control availability determination program
KR100663493B1 (en) Apparatus and method for multimedia call in a portable terminal with mp3 play function
JP2007219122A (en) Audio equipment and program
CN110623677A (en) Equipment and method for simulating hearing correction
US20090265176A1 (en) Method and an apparatus for processing an audio signal
JP2019140503A (en) Information processing device, information processing method, and information processing program
US20070064961A1 (en) Audio control system and audio control method thereof
US20230260490A1 (en) Selective tone shifting device
JP5359563B2 (en) Voice processing apparatus and program thereof
JP7251549B2 (en) Information processing device, information processing method and program
WO2023162508A1 (en) Signal processing device, and signal processing method

Legal Events

Date Code Title Description
A201 Request for examination
A302 Request for accelerated examination
E902 Notification of reason for refusal
E902 Notification of reason for refusal
E601 Decision to refuse application
AMND Amendment
X701 Decision to grant (after re-examination)
GRNT Written decision to grant