KR20050090535A - Apparatus for recording audio of a combo system - Google Patents

Abstract

An audio recording apparatus of a combo system according to the present invention includes: first means for reproducing a first recording medium on which at least two channels of audio signals are recorded, a selection unit for selecting and outputting an audio signal from a signal output from the first means; And a second recording medium capable of recording data recorded on the first recording medium, the second means for recording the audio signal output from the selecting unit in the audio region of the second recording medium, and the selection operation of the selecting unit. Control means for controlling.

According to the present invention, the present invention can record an audio signal close to the original sound recorded on the optical recording medium on the magnetic tape, so that the user can enjoy the sound close to the original sound using the magnetic tape as well as the optical recording medium. .

Description

Audio recording device of combo system {APPARATUS FOR RECORDING AUDIO OF A COMBO SYSTEM}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combo system, and more particularly to an audio recording apparatus of a combo system capable of recording an audio signal recorded on an optical recording medium onto a magnetic tape of a VCR.

Two or more different devices connected to one integrated system are called a combination system or a combo system, which is abbreviated as a combo. An example of a combo system is the DVDP / VCR combo system, which was developed to perform a combination of DVDP and VCR functions.

1 is a view schematically illustrating a conventional DVDP / VCR combo system and peripheral devices connected thereto.

The DVDP / VCR combo system 10 includes a VCR unit 11 and a DVD that perform general VCR functions such as a function of reproducing images and sounds recorded on a magnetic tape and a function of recording signals received from an external device onto a magnetic tape. And a DVDP unit 12 which performs a function of a general DVDP such as a function of playing a video and sound recorded on a digital video disk. In addition to the independent functions of the VCR unit 11 and the DVDP unit 12, the DVDP / VCR combo system 10 records images and sounds reproduced by the DVDP unit 12 on a magnetic tape in the VCR unit 11. It also performs complex functions such as functions.

The VCR unit 11 and the DVDP unit 12 in the DVDP / VCR combo system 10 are externally present as one system, and the user may use a separate input device such as a remote controller 15 or a DVDP / VCR combo system ( By operating an operation panel (not shown) and the like provided on the front surface of 10), mode switching between the VCR unit 11 and the DVDP unit 12 and individual functions of the devices 11 and 12 can be operated.

The TVP 23 is connected to the DVDP / VCR combo system 10 as a peripheral device for outputting video and sound reproduced by the DVDP unit 12 or the VCR unit 11 therein, and the DVDP unit 12 is connected to the DVDP / VCR combo system 10. An audio amplifier 21 is connected as a peripheral device for outputting the sound reproduced in the. In addition, an external device 25 such as a camcorder may be connected to the DVDP / VCR combo system 10, and the DVDP / VCR combo system 10 receives and records video and audio signals output from the external device 25. Or playback. These video and audio signals are recorded on a recording medium inserted into the VCR unit 11 of the DVDP / VCR combo system 10.

On the other hand, the DVDP / VCR combo system 10 is configured to output signals reproduced by the DVDP unit 12 and the VCR unit 11 through respective output terminals in accordance with the characteristics of each signal. In addition, the video signal and audio signal reproduced by the DVDP unit 12 are recorded on a recording medium provided in the VCR unit 11. At this time, the audio signal reproduced by the DVDP unit 12 is a high quality audio signal recorded on an optical recording medium such as a DVD, and is output as surround sound through a plurality of speakers. However, in the DVDP / VCR combo system 10, the VCR unit 11 for recording the video and audio reproduced in the DVDP unit 12 has a high quality audio signal, that is, any two channels of multichannel audio signals such as 5.1 channels. There is a problem of recording only the recording medium.

An object of the present invention is to solve the problems of the prior art, and to provide an audio recording apparatus of a combo system capable of recording an audio signal composed of multiple channels.

In order to achieve the above object, the present invention provides a first means for reproducing a first recording medium on which at least two channels of audio signals are recorded, and a selection for selecting and outputting an audio signal from a signal output from the first means. And a second recording medium capable of recording data recorded on the first recording medium, the second means for recording the audio signal output from the selecting unit in an audio area of the second recording medium; And control means for controlling the selection operation of the selection unit.

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

2 is a block diagram showing an audio recording apparatus of the combo system according to a preferred embodiment of the present invention. The audio recording apparatus of the combo system according to the present invention is a device capable of recording an audio signal composed of multiple channels on a VCR tape, that is, a magnetic tape.

As shown in FIG. 2, the audio recording apparatus of the combo system according to the present invention includes a DVDP unit 200 for reproducing data recorded on an optical recording medium, and input audio signals to a VCR tape (not shown). A VCR unit 100 for recording and outputting an audio signal recorded on a VCR tape, a tuner unit 300 for receiving a broadcast signal, and an external device such as a camcorder to provide video and audio signals output from an external device. Audio and video output from any one of the external input terminal 400 and the external input terminal 400, the tuner unit 300, the DVDP unit 200, and the VCR unit 100 under the control of the VCR unit 100. The selector 500 selects a signal and the output unit 600 outputs an audio and video signal selected by the selector 500.

Here, examples of the optical recording medium that can be reproduced through the DVDP unit 200 include DVD, CD (Compact Disk) and VCD (Video Compact Disk). In the preferred embodiment of the present invention will be described by taking the DVD as an example. The DVDP unit 200 refers to a digital video multi-functional disc player (hereinafter referred to as DVDP) capable of playing audio and video data recorded on a DVD.

On the other hand, such an optical recording medium can be reproduced according to a video signal and an audio signal of high quality close to the original image quality and the original sound used when recording the recording medium. In particular, when the DVDP unit 200 outputs audio recorded on an optical recording medium through 5.1-channel audio or more audio amplifiers, a different volume is output for each channel through different frequency bands of a plurality of channels. In addition, surround stereo sound provides a more vibrant sound. According to an embodiment of the present invention, such a high quality audio signal may be selected by the selector 500 and recorded in the audio region of the VCR tape.

A VCR tape refers to a magnetic tape that is an electromagnetic storage medium capable of recording and playing back audio and video data. The VCR unit 100 refers to a VCR capable of recording and playing back audio and video data on a VCR tape.

The VCR unit 100 includes a VCR microcomputer 110, a video converter 120, an audio converter 130, and a VCR deck 140.

VCR deck 140 has a head (not shown) to take the characteristics of the magnetic material according to the application of the current, and recording the video and audio signals on the magnetic tape or recording on the magnetic tape in accordance with the magnetic strength applied to the head Video and audio signals.

The video converter 120 converts a video signal to be recorded through the VCR deck 140 into a recording format, and converts the video signal reproduced by the VCR deck 140 into a format that can be easily recognized by an image output apparatus.

The audio converter 130 converts the audio signal input through the selector 500 into a format recordable on the VCR deck 140, and converts the audio signal reproduced by the VCR deck 140 from an external device such as an audio amplifier. The image is converted into a format for easy reproduction and output to the selection unit 500. The audio converter 130 modulates and outputs a multimodal audio signal input through the selector 500 to each channel, and modulates and outputs a modulated frequency. Mixing unit 134 for mixing the multi-channel audio signal to be provided to the VCR deck 140 and the demodulator 136 for demodulating and outputting the multi-channel audio signal output from the VCR deck 140 do.

Meanwhile, the VCR unit 100 may include an OSD (not shown) and a VCR unit 100 for providing an on-screen display (OSD) function on the output screen between the selector 500 and the output unit 600. It has an RF converter (not shown) for converting an output signal into a signal corresponding to a channel for a TV. In this case, the TV channel may vary from country to country, but in Korea, for example, three or four channels are generally used.

In addition, the VCR unit 100 is a key input unit 150 for receiving various operation commands from the user, a display for displaying the state such as operation and control and setting mode of the combo system according to the present invention to the outside so that the user can know. A remote control sensor (not shown) for receiving an operation command from a user through a unit (not shown) and a remote controller (not shown) is provided.

The DVDP unit 200 converts the digital audio signal recorded on the optical recording medium into an analog signal and outputs the analog signal, and provides the converted analog signal to the selection unit 500. At this time, the digital audio signal is a signal having a 5.1 channel or more channels.

The selector 500 includes a video and audio signal output from the DVDP 200, a video and audio signal output from the demodulator 136 of the video converter 120 and the audio converter 130, and an external input terminal 400. The input signal from < RTI ID = 0.0 >) < / RTI > and the broadcast signal from tuner 400 are input. The selector 500 may select a plurality of types of signals from among the input signals and output the selected signal to a necessary part in the combo system of the present invention. According to an exemplary embodiment of the present invention, the video and audio signals output from the DVDP unit 200 are selected from the input video and audio signals and output to the audio converter 130.

Accordingly, the DVD in which audio data composed of 5.1 or more channels is recorded in the DVD unit 200 is paused from the key input unit 150 with a magnetic tape inserted in the VCR deck 140 of the VCR unit 100. When the signal and the recording selection signal are input, the VCR deck 140 switches to a mode for recording the audio signal output from the DVDP unit 200 on the inserted magnetic tape according to the control signal of the VCR microcomputer 110. According to an exemplary embodiment of the present invention, the video and audio signals output from the DVDP unit 200 are input among the signals input to the selecting unit 500 while the recording mode is switched. When the re-playback signal for the magnetic tape is paused from the key input unit 150 while the input signal is selected, the VCR microcomputer 110 outputs a control signal for recording. That is, the VCR microcomputer 110 selects a control signal for outputting a DVD playback command signal to the DVDP unit 200 and outputting a signal input from the DVDP unit 200 to the video and audio converters 120 and 130. Output to unit 500.

Accordingly, the selector 500 outputs the video signal input from the DVDP unit 200 to the video converter 120, and outputs the audio signal to the modulator 132 of the audio converter 130.

The modulator 132 allocates a frequency to each channel and then modulates the audio signal input through the selector 500 to the mixer 134, and the mixer 134 assigns a frequency to each channel. In this state, the modulated audio signal is mixed and output to the VCR deck 140. The VCR deck 140 records the mixed audio signal in the audio region of the loaded magnetic tape, and records the video signal output from the video converter 120 in the video region.

In the exemplary embodiment of the present invention, an example of a combo system is described as a dual system in which the VCR unit 100 and the DVDP unit 200 are connected. Could be. In addition, in the embodiment of the present invention, the VCR micom 110 is set to control the operation of the DVDP unit 200, but the VCR micom 110 may be set to be operated by the DVDP unit 200. On the other hand, the operation of the VCR unit 100 and the DVDP unit 200 may be set separately to operate according to each input signal.

As described above, the present invention can record an audio signal close to the original sound recorded on the optical recording medium on the magnetic tape. Therefore, the user can enjoy the sound close to the original sound by using the magnetic tape as well as the optical recording medium.

The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by any person having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

1 is a block diagram showing a recording apparatus of a combo system according to the prior art,

2 is a block diagram illustrating an audio recording apparatus of a combo system according to an exemplary embodiment of the present invention.

<Description of the code | symbol about the principal part of drawing>

100: VCR unit 200: DVDP unit

300: Tuner 400: External input terminal

500: selection unit 600: output unit

Claims (2)

First means for reproducing a first recording medium on which at least two channels of audio signals are recorded; A selection unit which selects and outputs an audio signal from a signal output from the first means; A second recording medium having a second recording medium capable of recording data recorded on the first recording medium, the second means for recording an audio signal output from the selecting unit in an audio area of the second recording medium; Control means for controlling a selection operation of the selection unit Audio recording device of the combo system comprising a. The method of claim 1, A modulator for allocating and modulating a frequency to each channel of the audio signal output from the selector; And a mixing unit for mixing the modulated audio signal for each frequency and converting the modulated audio signal into a format recordable in the audio region of the second recording medium.