KR20050077933A - Method for copy recording video and audio signal in complex instrument - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of copying and recording video and audio signals in a composite device, wherein an audio signal and video read out from any recording medium inserted into the plurality of playback / recording apparatuses when a recording start key is input from a user. After the signal is incrementally increased for a predetermined time and copied to another arbitrary recording medium, if a recording end key is input from the user, the audio signal and the video signal are gradually decreased for a predetermined time, and then the copy recording is performed. By switching the video content recorded on any one recording medium, such as a video tape, to another arbitrary recording medium, and then playing it, switching between the copy-recorded video content and the recorded video content thereafter. It is a very useful invention that allows connections to be played naturally.

Description

Method for copy recording video and audio signal in complex instrument}

The present invention relates to a method for copying video and audio data in a composite device, and in a composite device equipped with a video disk recorder (VDR) device and a video cassette recorder (VCR) device, etc. To copy and record video and audio data between optical discs and recording media to implement a fade effect. It is about.

Fig. 1 shows a configuration of a general VDL and VCD composite device, which includes a VD device 100 for reproducing or recording a recording medium such as an optical disc and a recordable medium such as a video tape. A VCR device 200 for reproducing or recording is integrally formed, and the video and audio data read out and reproduced from the first recording medium such as the optical disc 10 and the second recording medium such as the video tape 20 and the like. You will be able to copy and write to.

On the other hand, the VD apparatus 100 includes: an optical pickup 11 for reading or recording data recorded on the optical disc 10; A recording / playback signal processor (12) for processing the read-out data into a playback signal or processing the input signal into a signal suitable for recording; And a control unit 13 for controlling the operation of the configuration means according to a user's key input.

Then, the VCR device 200 includes a head drum 21 for reading or recording data recorded on the video tape 20, a reproduction signal processing of the read data, or a signal suitable for recording an input signal. A recording / playback signal processor 22 for recording signal processing; And a controller 23 for controlling the operation of the configuration means according to a user's key input. The control unit 13 of the VD device and the control unit 23 of the VCR device are linked to each other to simultaneously perform a playback and recording operation in response to a user's request or to the VD device 100 and the VCR device 200. Each recording medium inserted and seated in the C) is independently reproduced and controlled.

Therefore, the user having the composite device configured as described above inserts and mounts the optical disk 10 and the video tape 20 in the VD device 100 and the VCR device 200, respectively, and then the VCR device. Is set to a recording mode and the VD apparatus 100 is set to a recording mode, so that video and audio data read from a first recording medium such as the optical disc 10 or the like is recorded as a second recording such as the video tape 20 or the like. It is possible to copy and write on the media.

However, as described above, in the composite apparatus, in copying and recording only a part of the video and audio data recorded on the first recording medium on the second recording medium during the edit recording, the reproduction operation is performed after repeating the start and end of copying. In performing, there is a problem that the screen switching between the copied and recorded video contents is suddenly made. As a result, the user may feel rejected visually and audibly.

Accordingly, the present invention has been created to solve the above problems, and is variably adjusted by a user when performing a copy recording operation so that reproduction of recorded video and audio data and subsequent recorded video and audio data is naturally output. SUMMARY OF THE INVENTION An object of the present invention is to provide a video and audio signal copy recording method in a composite apparatus which fades in / out a copy section for a predetermined time period.

Video and audio signal copy recording method in a composite device according to the present invention for achieving the above object, in the video and audio signal recording method in a composite device equipped with a plurality of playback / recording device, recording from a user When a start key is input, the audio signal and video signal read out from any recording medium inserted into the plurality of playback / recording devices are gradually increased for a predetermined time, and then inserted into the plurality of playback / recording devices. Copy-recording on another arbitrary recording medium; And copying and recording the audio signal and the video signal read out from the arbitrary recording medium to the other arbitrary recording medium while the recording end key is input from the user. Characterized in that made.

Hereinafter, a preferred embodiment of a video and audio signal copy recording method in a composite device according to the present invention will be described in detail with reference to the accompanying drawings.

Fig. 2 shows a configuration of a VDAL and a VCR composite device to which the present invention is applied. The composite device reproduces a recording medium such as an optical disc 10 or the like in the composite device as described above. Or a VCR device 200 for reproducing or recording a recordable medium such as a video device 100 for recording and a video tape 20 or the like, wherein the VD device 100 or the VCR device 200 is integrated. ) Includes a size control unit 30 that can adjust the size of the playback data.

For example, in a state where the size adjusting unit 30 is included in the VCR device 200, the user may connect the optical disk 10 and the video tape to the VD device 100 and the VCR device 200. 20), the VD apparatus 100 is set to a playback mode, the VCR apparatus 200 is set to a recording mode, and video and audio data read out from the optical disc 10 is inserted. When the recording is requested to the video tape 20, the size adjusting unit 30 performs an operation of gradually increasing the signal level of the video and audio data for a predetermined time from the time of recording key input.

Accordingly, since the signal level of the video and audio data is gradually increased for a predetermined time from the start of recording, the signal is input to the recording / playback signal processor 22, so that the video tape 20 has a fade-in operation. The video and audio data are thus recorded.

Thereafter, when a recording end key is input from the user, the size adjusting unit 30 gradually reduces the level of the read video and audio data values so that the recording operation is terminated.

In addition, the size adjusting unit 30 is configured to variably adjust a predetermined time range for gradually increasing or decreasing the level of the video and audio data values according to the external key value input through the VCR device 200. .

On the other hand, in the state in which the size adjusting unit 30 is included in the VD device 100, the user to the VD device 100 and the VCR device 200, the optical disk 10 and the video tape 20 ), The VCR device 200 is set to the playback mode, the VD device 100 is set to the recording mode, and the video and audio data read out from the video tape 20 is read. When a recording request is made to the optical disc 10, the size adjusting unit performs an operation of gradually increasing the signal level of the video and audio data for a predetermined time from a recording key input time.

Accordingly, since the signal level of the video and audio data is gradually increased for a predetermined time from the start of recording, the signal is input to the recording / reproducing signal processing unit 12, so that the optical disc 10 operates according to a fade-in operation. The video and audio data is recorded.

Subsequently, when the recording end key is input from the user, the size adjusting unit 30 gradually decreases the level of the read video and audio data values for a predetermined time from the recording end key input time point, so that the recording operation is performed. To be terminated.

 In addition, the size adjusting unit 30 may variably adjust a predetermined time range for gradually increasing or decreasing a level of the video and audio data values according to an external key value input through the VD device 100. do.

FIG. 3 is a flowchart illustrating a method of recording and copying video and audio data in a composite device according to the present invention. As described above with reference to FIG. 2, the microcomputers 13 and 23 configured in the VDL or VCR device are shown. In this case, the predetermined time of fade in / out is variably adjusted by a user's external key input, so that the variable adjusted value controls the operation of the scale controller 30 (S10).

The microcomputers 13 and 23 set the VCR device 100 to a playback mode and set the VDI device 100 to a recording mode according to a user's request.

Accordingly, when the recording start key of the user is input (S11), the size control unit 930 gradually increases the gain value, and the video tape 20 through the recording / playback signal processing units 12 and 22. The video and audio data read out from the CD is recorded on the optical disc 10 (S12).

As a result, in the editing recording section of the video and audio data, as shown in FIG. The video and audio signals are recorded while the level is gradually increased for a predetermined time from the recording start key input time, and the recorded video and audio signal levels are recorded after the predetermined time.

On the other hand, when the recording end key of the user is input (S13), the size adjuster 30 gradually reduces the gain value of the video and audio data, through the recording / playback signal processing unit (12, 22) The video and audio data are recorded. (S14)

As a result, in the editing recording section of the video and audio data, as shown in FIG. The video and audio signals are recorded while the level gradually decreases for a predetermined time from the recording end key input time, and the recording ends after the predetermined time.

Therefore, in the video and audio data copy recording method in the composite apparatus according to the present invention, an audio signal and a video signal read out from an arbitrary recording medium are gradually increased for a predetermined time and inserted into the plurality of playback / recording devices. After copying and recording to another arbitrary recording medium, the audio signal and video signal are gradually reduced for a predetermined time, when the recording end key is input, and then copied and recorded, and then the edited recorded video data and audio Even when the data is reproduced, it is possible to make the switching or connection between the previously copied video and audio data and the recorded video and audio data naturally reproduced.

Or more, preferred embodiments of the present invention described above, for the purpose of illustration, those skilled in the art, within the technical spirit and the technical scope of the present invention disclosed in the appended claims below, to further improve various other embodiments Changes, substitutions or additions will be possible.

In the composite device according to the present invention constructed and constructed as described above, the method of copying and recording audio and video signals further includes video content recorded on any one recording medium, such as a videotape, according to a recording start or end key input from a user. When the video contents recorded and stored on the other any one recording medium are reproduced by progressively increasing or decreasing the copy recording on the other arbitrary one recording medium for a predetermined time, the copied and recorded video contents and then the recorded video contents are reproduced. It is a very useful invention that allows the transition or connection between them to be played naturally.

Figure 1 shows the configuration for a typical VD and VCD composite device,

Figure 2 shows the configuration for the VDAL and V-Cal composite apparatus to which the present invention is applied,

3 is a flowchart illustrating an operation of a method of recording and copying video and audio data in a multifunction device according to the present invention;

4 illustrates analog audio and video signals fading in / out in accordance with the present invention.

※ Explanation of code for main part of drawing

10: optical disc 11: optical pickup

12: playback / recording unit 13: microcomputer

Claims (2)

In the video and audio signal recording method in a composite device provided with a plurality of playback / recording device, When a recording start key is input from a user, the audio and video signals read out from any recording medium inserted into the plurality of playback / recording devices are gradually increased for a predetermined time, and the plurality of playback / recording devices Copy recording on another inserted record medium; And Copy-recording on another arbitrary recording medium while gradually reducing the audio signal and the video signal read out from the arbitrary recording medium for a predetermined time when a recording end key is input from the user; and A method of copying and recording video and audio signals in a composite device. The method of claim 1, The predetermined time is a time value that is variably adjusted by an external input key, and the magnitude level of the audio signal and the video signal gradually increases or decreases during the predetermined time. Audio signal copy recording method.