KR100226969B1 - Recording method of video cd changer/video cassette recorder comprising system - Google Patents

Abstract

The present invention relates to a video CD changer / video cassette recorder complex system, in particular a video CD changer / video cassette recorder for continuously recording video information and audio information contained in a plurality of video CD It relates to a recording method of a complex system.

To this end, the present invention provides a video CD changer / video cassette recorder having a video CD changer for reproducing data information recorded on a plurality of video CDs, and a video cassette recorder for recording data information reproduced in the video CD changer on a magnetic tape. A recording method of a complex system, comprising: a command input determining step of determining whether a command for recording information contained in each of a plurality of video CDs is input to a video cassette recorder; A video CD version searching step of searching for a version of a first video CD among the plurality of video CDs when a command is input; An information reproducing step of performing information reproducing if the version of the first video CD is 1.1, turning off the PBC function and performing information reproducing if the version of the first video CD is 2.0; A recording mode driving step for recording the information of the first video CD reproduced in the information reproducing step into a video cassette recorder; A stop mode converting step of converting the video cassette recorder to the stop mode when recording of the reproduction information of the first video CD is completed; And an iteratively performing step of repeatedly performing the above-described process up to the last video CD of the plurality of video CDs.

Description

How to record a video CD changer / video cassette recorder complex system

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video CD changer / video cassette recorder (VCR) complex system, in particular a video CD changer / video for continuously recording video information and audio information contained in a plurality of video CDs. It relates to a recording method of a cassette recorder composite system.

In general, the video CD changer / VCR composite system performs the unique function of the video CD and the independent function of the VCR, but it is possible to reduce the parts by combining the two systems and share the parts that are shared with each other. You can expect the effect.

The recording process of such a video CD changer / VCR composite system is, for example, when recording from a three changer video CD to a VCR, conventionally, one video CD is played and the information of the played video CD is recorded on the VCR, and then the other 1 The information contained in the video CDs is played back and recorded on the VCR.

That is, when you play one video CD and record it on a VCR, and then play another video CD and record it on the VCR, the VCR continues to run in the recording mode for the duration of the other video CD. There was a problem that CD and another video CD were not recorded continuously.

SUMMARY OF THE INVENTION The present invention has been made in view of the above, and an object of the present invention is to provide a video CD changer / video cassette recorder composite for continuously recording information recorded on two or more video CDs without interruption in recording the video cassette recorder. It is to provide a recording method of the system.

A feature of the present invention for achieving the above object is a video CD changer for reproducing data information recorded on a plurality of video CDs, and a video having a VCR for recording data information reproduced in the video CD changer on a magnetic tape. A recording method of a CD changer / VCR composite system, comprising: a command input determination step of determining whether a command for recording information contained in each of the plurality of video CDs is input to the VCR; A video CD version searching step of searching for a version of a first video CD among the plurality of video CDs when the command is input; In the video CD version retrieval step, information reproducing if the version of the first video CD is 1.1, and if the version of the first video CD is 2.0, turning off the PBC function and performing information reproducing; A recording mode driving step for recording the information of the first video CD reproduced in the information reproducing step into the VCR; A stop mode converting step of converting the VCR to a stop mode when recording of the reproduction information of the first video CD is completed; And a repeating step of repeating the process until the last video CD of the plurality of video CDs.

The above objects and various advantages of the present invention will become more apparent from the preferred embodiments of the invention described below with reference to the accompanying drawings by those skilled in the art.

1 is a block diagram of a video CD changer / video cassette recorder for performing a recording method according to an embodiment of the present invention;

2 is a detailed flowchart for performing a recording method according to a preferred embodiment of the present invention.

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

100: Tray 200: Video CD Changer

300: key input unit 400: control unit

500: video cassette recorder

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

1 is a block diagram showing a configuration of a recording apparatus of a video CD changer / VCR composite system according to the present invention, comprising: a tray 100 having a dish capable of mounting a plurality of discs 101 to 103; The video CD changer 200 for reproducing the data information recorded on the discs 101 to 103 of the tray 100, the key input unit 300 for providing a key signal selected by the user, and the key signal provided from the key input unit 300. Control to record the data information reproduced by the video CD changer 200 on the magnetic tape of the VCR, and record the playback information of the video CD changer 200 to the magnetic tape under the control of the control unit 400. It is composed of a VCR (500).

A detailed description of the operation of the recording apparatus of the system according to the present invention configured as described above is as follows.

In the figure, the key input unit 300, which is usually composed of key metrics, controls a recording command for recording information data reproduced by the video CD changer 200 to the VCR 500, that is, a key signal for a recording key. 400). At this time, when the signal for the recording key is provided from the key input unit 300, the control unit 400 causes the CD deck unit 210 to be in a reproducing mode for reproducing information recorded on the video CDs 101 to 103. The VCR deck unit 501 is controlled so that the VCR 500 is in a recording mode.

That is, the control unit 400 controls the CD deck unit 210 to play the information recorded on the first video CD of the plurality of video CDs, and the VCR to record the information of the reproduced first video CD to the VCR 500. When the recording mode is set to 500 and the recording of the reproduction information of the first video CD is completed, the VCR is converted to the stop mode, and the operation is repeatedly performed until the last video CD.

In addition, the controller 400 detects a version of a plurality of video CDs, and performs playback immediately if the version of the video CD is 1.1, and turns off the PBC (play back control) function if the version of the video CD is 2.0 to display a video of 1.1. Perform playback just like a CD.

On the other hand, the CD deck unit 210 is a control device for reproducing the video and audio information of the discs 101 to 103 by laser light. Although not shown in the drawing, an optical pickup device and an RF (Radio Frequency) amplifier are usually used. Servo signal processing unit, actuator / motor driving unit, disc motor and the like.

The video and audio information reproduced by the CD deck unit 210 configured as described above is provided to the digital signal processor 220, and the digital signal processor 220 reads and demodulates the reproduced video and audio information to perform frame synchronization signal. The video and audio information is provided to the MPEG decoder 230 after detection, error detection, and error correction are performed.

At this time, the MPEG decoder 230 expands the error-corrected digital video and audio information, and then converts the digital video information into analog R (Red), G (Green), and B (Blue) signals and provides them to the RGB encoder 240. This is because the video information is stored in the MPEG standard when the video information is stored on the discs 101 to 103 of the video CD marker 200. At this time, the RGB encoder 240 receives the analog RGB signal provided from the MPEG decoder 230 to form a composite video signal including a color burst signal and a synchronization timing signal to form a video signal processor 250. To provide.

That is, the video signal processor 250 divides the composite video signal into luminance and color signals, respectively, and then performs low-pass filtering, FM modulation, and high-pass filtering on the luminance signal, and performs color-band filtering, low-pass conversion, and low-pass filtering on the color signal. This is provided to the VCR deck unit 501.

Meanwhile, the MPEG decoder 203 expands the error-corrected digital video and audio information, and then provides the digital audio information to the digital to analog (D / A) converter 260, and the D / A converter 260 The digital audio information provided from the MPEG decoder 230 is converted into an analog audio signal and provided to the low pass filter 270. The low pass filter 270 removes noise included in the analog audio signal and then processes the audio signal processor 280. To provide. The audio signal processor 280 processes the audio signal from which the noise is removed and provides the signal to the VCR deck unit 501.

At this time, the VCR deck unit 501 records the video signal and the audio signal provided from the video signal processor 250 and the audio signal processor 280 on the magnetic tape 504 through the head.

FIG. 2 is a detailed flowchart for performing a recording method according to the present invention, which will be described in detail with reference to the block diagram shown in FIG. 1.

First, when a signal for a recording key is provided from the key input unit 300 (S10), the controller 400 detects versions of the plurality of video CDs 101 to 103 (S20 and S30). That is, the controller 400 detects versions of the plurality of video CDs. If the version of the first video CD 101 is 1.1, the controller 400 proceeds to S40 to play the information data recorded on the first video CD 101. The CD deck unit 210 is controlled (S40).

Therefore, the CD deck unit 210 reproduces the data information recorded on the first video CD 101 under the control of the control unit 400 and provides the data information to the digital signal processing unit 200, and the digital signal processing unit 200 The provided data information is digitally processed and provided to the MPEG decoder 230. The MPEG decoder 230 expands the digital information and then provides video information to the RGB encoder 240, and audio information is provided to the D / A converter. 260).

At this time, the RGB encoder 240 encodes the digital information provided to the video signal processor 250, and the video signal processor 250 processes the encoded digital information provided from the RGB encoder 240 to process the VCR. The audio information provided to the deck unit 501 while provided by the MPEG decoder 230 is converted to analog by the D / A converter 260, filtered by the low pass filter 270, and signaled by the audio signal processor 280. It is processed and provided to the VCR deck portion 501.

On the other hand, if the version of the first video CD 101 is 2.0 in S30, the controller 400 proceeds to S50 and performs playback in the same manner as in version 1.1 without performing an operation of playing data information in the PBC function, that is, the PBC mode. The CD deck unit 210 is controlled to be.

In addition, the controller 400 controls the VCR 500 to play the data information recorded on the first video CD 101 at S60, that is, the recorded information to the VCR 500 when the playback operation is completed as described above. The VCR deck unit 501 is controlled to drive in the recording mode, and the flow proceeds to S70 to determine whether or not the recording of the first video CD 101 reproduction information is completed.

At this time, the VCR deck unit 501 records the video signal and the audio signal provided from the video signal processor 250 and the audio signal processor 280 on the tape through the head.

That is, when the recording of the playback information of the first video CD 101 is completed in S70, the controller 400 proceeds to S80 to convert the VCR deck unit 501 from the recording mode to the stop mode, and the second video CD 102. Search for the version of (S90).

At this time, if the version of the second video CD 102 is 1.1 in S100, the controller 400 proceeds to S110 to control the CD deck unit 210 to play the information of the second video CD 102, and the second If the version of the video CD 102 is 2.0, the process proceeds to S120 to turn off the PBC function and to perform the playback operation as in version 1.1.

In addition, the controller 400 proceeds to S130 to drive the VCR deck unit 501 in a recording mode to record the information reproduced in S110 and S120, and proceeds to S140 to complete the recording of the information reproduced in S110 and S120 When the VCR deck unit 501 is switched from the recording mode to the stop mode.

At this time, the controller 400 determines whether there is a video CD to be played back in S160, and if there is a video CD to be played back, returns to the video CD version detection process and repeats the above-described process, and ends if there is no video CD to be played back.

As described above, the recording method of the video CD changer / video cassette recorder composite system according to the present invention reproduces the information recorded on one video CD, records it in the video cassette recorder, and converts it to the stop mode. By playing back the information recorded on the video CD and converting the video cassette recorder from the stop mode to the recording mode, the other video CD information recorded on the video cassette recorder can be recorded without interruption. There is.

While the invention has been shown and described with respect to certain preferred embodiments, it will be apparent to those skilled in the art that various modifications, changes and omissions can be made without departing from the spirit and scope of the invention.

Claims (1)

A video CD changer / video cassette recorder composite system comprising a video CD changer for reproducing data information recorded on a plurality of video CDs, and a video cassette recorder for recording data information reproduced in the video CD changer on a magnetic tape. As A command input determination step of determining whether a command for recording information recorded in each of the plurality of video CDs is input to the video cassette recorder; A video CD version searching step of searching for a version of a first video CD among the plurality of video CDs when the command is input; In the video CD version retrieval step, information reproducing if the version of the first video CD is 1.1, and if the version of the first video CD is 2.0, turning off the PBC function and performing information reproducing; A recording mode driving step for recording the information of the first video CD reproduced in the information reproducing step into the video cassette recorder; A stop mode converting step of converting the video cassette recorder to a stop mode when recording of the reproduction information of the first video CD is completed; And And repeating the step of repeating the above process to the last video CD of the plurality of video CDs.

Images