KR200244138Y1 - A Device for Dubbing Audio Signal Using An Old Model CD-ROM - Google Patents

Abstract

The present invention relates to an audio dubbing device using an old CD-ROM to dub a plurality of audio signals using an old CD-ROM of a discarded personal computer, the audio dubbing device using an old CD-ROM of the present invention is a CD-ROM (CD-ROM) ) Is detachably coupled, and a dubbing circuit is provided for dubbing the audio signal of the CD-ROM and the voice signal input from an external microphone, and if necessary, sends the dubbed signal to an audio output means including a speaker and earphone. It characterized in that it is provided with a switching unit for controlling or to be sent to a separate storage means.

Description

Audio Dubbing Device Using Old CD-ROM {A Device for Dubbing Audio Signal Using An Old Model CD-ROM}

The present invention relates to an audio dubbing apparatus, and more particularly, to an audio dubbing apparatus using an old CD-ROM capable of dubbing a plurality of audio signals using an old CD-ROM of a discarded personal computer.

As the development of the computer industry accelerates, new personal computers with improved functions are emerging at a rapid pace instead of the old personal computers (PCs). As a result, the replacement point of the computer is getting faster, and the old computer is replaced with a new computer, but most of the time, it is discarded. This is because ordinary users prefer to replace the old computer with the new one because the cost of upgrading the old computer to the new computer does not show a big difference.

Therefore, most of the discarded computers are replaced with new ones rather than discarded due to malfunctions, and thus are mostly discarded because they are not useful. However, the lack of proper use of obsolete computers has resulted in a great waste of personal and national computer replacement.

Particularly, in case of CD-ROM (Compact Disc Read-Only Memory or Media) embedded in a discarded computer, even if the model is older, it can be used separately even though it is not inconvenient to use CD for general language or music. There was no.

Therefore, the present invention has been devised to solve the above problems, and an object of the present invention is to recycle a CD-ROM embedded in an old computer to be discarded and to easily dub a plurality of audio signals at low cost. The present invention provides an audio dubbing apparatus using an old CD-ROM.

1 is an external perspective view of an audio dubbing apparatus according to the present invention.

2 is a block diagram of an audio dubbing apparatus according to the present invention.

3 is an example of a dubbing circuit diagram applied to an audio dubbing apparatus according to the present invention.

※ Explanation of code for main part of drawing

10: CD-ROM 20: Microphone connector

30: speaker connection terminal 40: cassette connection terminal

50: telephone connection terminal 60: function selection button

61: power button 62: dubbing button

63: volume button 70: power supply

80: switching unit 90: dubbing unit

100: audio dubbing device body

Audio dubbing device using the old CD-ROM of the present invention for achieving the above object is a CD-ROM is detachably coupled, the dubbing to dub the audio signal of the CD-ROM and the audio signal input from an external microphone A circuit is provided, and if necessary, a switching unit is provided to control the dubbed signal to be output to an audio output means including a speaker or earphone or to a separate storage means.

The audio output means also includes a telephone, and the storage means comprises a cassette.

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

1 is an external perspective view of an audio dubbing apparatus according to an embodiment of the present invention, Figure 2 is a block diagram of an audio dubbing apparatus.

As shown in FIG. 1, the external appearance of the audio dubbing device includes a CD-ROM 10, a microphone connection terminal 20, a speaker connection terminal 30, a cassette connection terminal 40, a telephone connection terminal 50, and a function selection. The button 60 etc. are provided.

The CD-ROM 10 is a device capable of playing audio files stored in the CD. The CD-ROM is a CD-ROM used in a computer, and can be combined and separated from the body 100 of the audio dubbing device. It operates by receiving power from the power supply of. If the audio file is stored to drive a CD used for language learning or listening to music, the CD-ROM can be used as a relatively low specification. The CD-ROM 10 uses an older CD-ROM that can be purchased at a relatively low cost. It can be configured to be coupled to the body (100).

The microphone connection terminal 20 is a terminal connected to an external microphone to receive a voice signal generated from the microphone, and the speaker connection terminal 30 is connected to an external speaker to transmit an audio signal generated by an audio dubbing device. to be. In FIG. 1, a microphone and a speaker in which a microphone function and a speaker function are separated are respectively connected to the microphone connection terminal 20 and the speaker connection terminal 30, but through a headset having a microphone and a speaker function simultaneously. Can be connected. In addition, when the audio input / output terminal of the headset is made of one common, the microphone connection terminal 20 and the speaker connection terminal 30 may also be made of one common connection terminal.

The cassette connection terminal 40 is a terminal connected to an external signal input terminal of an external cassette to transmit an audio signal generated by an audio dubbing device, and the audio signal input to the cassette through the cassette connection terminal 410 is a cassette itself. It can be recorded on the cassette tape through the recording function of.

The telephone connection terminal 50 is a terminal connected to a transmitter and a receiver connection terminal of the telephone to transmit an audio signal generated by the audio dubbing device to the telephone transmitter or to receive an audio signal from the telephone receiver.

The function selection button 60 is a button for supplying power to the audio dubbing device or selecting a function of the audio dubbing device. The function selection button 60 includes a power button 61 for power supply and a CD-ROM. A dubbing button 62 selected to dub the audio signal of the CD and the voice signal input through the microphone according to the operation, and a volume button 63 for adjusting the volume of the audio signal output to the outside. Each of the above components are connected to each other through a dubbing circuit provided inside the audio dubbing apparatus.

Referring to FIG. 2, a dubbing unit 90 capable of dubbing an audio signal, a switching unit 80, and a power supply unit 70 are provided in the audio dubbing apparatus of the present invention.

The power supply unit 70 supplies power to the CD-ROM 10, the dubbing unit 90, and the switching unit 80 by selecting the power button 61 of the function selection button 60. The power supply unit 70 may be configured through a battery such as a primary battery and a secondary battery, and also receives an external power source such as an AC voltage of 110V to 220V, converts it into an appropriate voltage through an adapter, and then supplies an audio dubbing device to the audio dubbing device. It may be configured to provide.

The dubbing unit 90 generates a dubbing signal by dubbing an audio signal generated according to the operation of the CD-ROM 10 and a voice signal input through a microphone by selecting the dubbing button 62 of the function selection button 60. Play a role of The generated dubbing signal is output to an external speaker through the speaker connection terminal 30, and may be transmitted to the cassette through the cassette connection terminal 40. In addition, it may be transmitted to the telephone via the telephone connection terminal 50.

The switching unit 80 controls each component to operate according to a function selected from the function selection button 60. Control of the components is switched by setting of the function selection button 60 to configure each component. This is done by establishing a connection of elements. That is, the connection between each component and the power supply unit 70 is controlled by the setting of the power button 61, and the connection between each component and the dubbing unit 90 is controlled by the setting of the dubbing button 62.

FIG. 3 shows an example of a dubbing circuit diagram applied to dub a voice signal input through a microphone connection terminal and an audio signal generated from a CD-ROM in the audio dubbing apparatus of the present invention.

As shown in FIG. 3, the dubbing unit 90 includes a dubbing circuit 90 ′. The audio signal generated through the CD-ROM 10 and the voice signal input through the microphone input terminal 20 are calculated. After each amplification through an operational amplifier (OP AMP), the dubbing circuit 90 'is dubbed to generate a dubbing signal, and the generated dubbing signal is amplified to be a speaker connection terminal 30 or a telephone connection terminal 50. Or a cassette connection terminal 40 is transmitted. Although the switching unit 80 for establishing a connection between each connection terminal and the dubbing circuit is not shown in the dubbing circuit diagram of FIG. 3, this may be implemented by placing a switching element between each connection terminal and the dubbing circuit.

Hereinafter, the process of audio dubbing through the audio dubbing apparatus of the present invention having the above configuration will be described.

First, in order to use the audio dubbing device of the present invention, the speaker 10 is connected to the speaker connection terminal 30 of the audio dubbing device to which the CD 10 is coupled.

Select the power button 61 of the audio dubbing device to supply power to the CD-ROM 10 and the control circuit, insert the corresponding CD into the CD-ROM 10, and operate the CD-ROM 10 to play the CD. An audio signal corresponding to the CD is output.

In order to dub the audio signal of the CD generated by the operation of the CD-ROM 10 and the user's voice signal, the microphone is connected to the microphone input terminal 20 and the dubbing button 62 is selected. The dubbing signal is generated and the dubbing signal is output through the speaker.

When recording a dubbing signal, connecting a cassette to the cassette connecting terminal 40, inserting a cassette tape for recording in the cassette and selecting the record button of the cassette, the dubbing signal generated by the audio dubbing device is connected to the cassette connecting terminal 40 The cassette is input to the cassette and the dubbing signal is recorded on the cassette tape accordingly.

When the dubbing signal is to be transmitted to the other party through the telephone, when the telephone is connected to the telephone connection terminal 50, the dubbing signal is transmitted to the caller through the telephone.

The audio dubbing apparatus of the present invention may have various functions in addition to the above functions.

For example, the audio dubbing apparatus of the present invention provides a user's voice signal among the audio signal generated through the CD-ROM 10 and the user's voice signal input through a microphone to be transmitted to the cassette input terminal 40 for recording. It may also be provided with a plurality of microphone input terminal 20 and connected to other cassette external output terminal to be provided to dub the audio signal of the cassette tape transmitted from the cassette and the user's voice signal through the microphone It may be.

As described above, the audio dubbing device according to the present invention can be implemented by using the CD-ROM embedded in the old computer discarded CD-ROM mounted to play the CD, it is possible to recycle resources and produced at a relatively low cost There is an effect that can be.

In addition, by providing a function of dubbing a plurality of audio signals input through CD-ROM, cassette, microphone, etc. and outputting them through a speaker and recording them through an external cassette, it is useful for language learning where pronunciation correction and speaking ability are important. It can be used, there is an effect that can create a unique music file through the background music and the user's voice dubbing.

Claims (2)

A CD-ROM is detachably coupled, and a dubbing circuit is provided for dubbing an audio signal of the CD-ROM and an audio signal input from an external microphone, and a speaker / earphone is dubbed as necessary. An audio dubbing apparatus using a spherical CD-ROM, characterized in that the switching unit for controlling to be sent to the audio output means or sent to a separate storage means. The audio dubbing apparatus according to claim 1, wherein the audio output means comprises a telephone.