KR19990001709A - How to Edit a Video Cassette Recorder - Google Patents

Abstract

The present invention relates to a tape editing method of a video cassette recorder, wherein the interval setting information including a start point and an end point for the section is inputted while the playback mode is being executed for setting the edit / record section in the first deck unit. A first step of respectively recording the prepared section setting information on the control track of the tape being played, and with at least one section information set by the user recorded on the control track of the playback tape, A second step of switching the first deck unit to a playback mode when a recording start key signal is input, and switching the second deck unit to a recording mode; when the interval start point is detected from a playback signal of the first deck unit, A recording mode loaded in the first deck portion during recording of the second deck portion; A third step of pausing the recording mode of the second deck portion when the section end point is detected from a tape; and repeating the third step if a starting point for another section is detected from the first deck portion again after the third step In a fourth step of performing, when the reproduction of the first deck unit is completed, the reproduction operation of the first deck unit is terminated, and the fifth step of terminating the recording mode of the second deck unit is included.

Description

How to Edit a Video Cassette Recorder

The present invention relates to a video cassette recorder, and more particularly, to a tape editing method of a video cassette recorder suitable for selecting and specifying a desired section when copying a video tape and automatically copying only a designated section sequentially.

As is well known, a VCR is a device that allows a video tape, which is a magnetic material, to be selectively magnetized by a head so as to record video and audio signals or to read video and audio signals recorded on the video tape.

Recording on a VCR involves loading a magnetic tape into the VCR, receiving and recording broadcast signals, or copying tapes by connecting additional VCRs, or by attaching a tape to each deck in a double-deck VCR with two decks. Recording can be performed by loading and copying.

On the other hand, when a user connects a conventional double-deck VCR or a separate VCR and selects a desired section from the image data recorded on the tape and copies only the selected section, the user searches for the playback tape and copies the desired section again. It will also search for a playback tape and record that portion.

In the conventional video tape editing method, when a user wants to copy a specific section that he / she wants, it is inconvenient to repeat a series of processes such as searching for a section by hand and recording at the corresponding location. There was a ham.

Accordingly, the present invention has been devised in view of the above-described point, and the user can first set every section to be copied among the image information recorded on the playback tape, and the set section can be automatically recorded sequentially when performing recording / copying. It is an object of the present invention to provide a tape editing method of a video cassette recorder.

In order to achieve the above object, the present invention provides the input section setting information each time section setting information including a start point and an end point of the section is input while the reproduction mode is executed in the first deck unit. Recording step on the control track of the tape being played, the recording start key signal of the video cassette recorder with at least one section information set by the user being recorded on the control track of the playback tape Is input, the second step of switching the first deck portion to the playback mode, the second starting point of switching the second deck portion to the recording mode, when the section start point is detected from the control track of the playback tape loaded in the first deck portion, Reproducing the recording mode of the second deck portion, the playback loaded on the first deck portion during the recording of the second deck portion A third step of pausing the recording mode of the second deck portion when the end point of the section is detected from a control track of a tape; and a third starting point of another section is detected from the first deck again after the third step. A fourth step of repeating the step; and when the reproduction of the first deck portion is finished, terminating the reproduction mode of the first deck portion, and ending the recording mode of the second deck portion. Provide an editing method.

1 is a block diagram of a video cassette recorder suitable for performing a tape editing method of a video cassette recorder according to the present invention;

2 is a diagram showing a recording section set on a tape in the video cassette recorder editing method according to the preferred embodiment of the present invention;

3A is a flowchart showing a recording section setting process in the video cassette recorder editing method according to the preferred embodiment of the present invention;

3B is a flowchart showing a recording process for a section set in the video cassette recorder editing method according to the preferred embodiment of the present invention.

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

100: first deck portion 200: second deck portion

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

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

1 is a block diagram of a video cassette recorder suitable for performing a tape editing method of a video cassette recorder according to the present invention, and includes a first deck part 100 and a second deck part 200.

The first deck unit 100 refers to a deck that performs a play mode among the decks of the VCR or the double deck VCR additionally connected, and the second deck unit 200 is provided from the first deck unit 100. As a deck unit for recording a video signal, each of the first and second deck units 100 and 200 includes a key input unit 110 and 210, a control unit 120 and 220, a head unit 130 and 230, and a driving unit 140. It is configured with the same components, including 240.

In the case where the first deck unit 100 and the second deck unit 200 are not additionally connected because each VCR is configured separately, and the double deck VCR having two deck units, the first and second key input units ( 110 and 210 may be configured as one key input unit.

Each of the controllers 120 and 220 drives the first and second drivers 140 and 240 based on the key signals provided from the key input units 110 and 210 to be loaded on the deck units 100 and 200. After driving the tape, the recording is performed on the tape through the first and second head portions 130 and 230. Each of the head portions 130 and 230 is a respective video and audio head (not shown). It consists of a head drum, a control head.

FIG. 2 is a diagram illustrating a recording section set on a tape in a video cassette recorder editing method according to a preferred embodiment of the present invention. Referring to FIG. 2, the video cassette recorder editing method according to the present invention will be described below. same.

First, when the user detects a section to be copied by searching / playing a playback tape loaded in the first deck unit 100, the start point of the section through the first key input unit 110 provided in the first deck unit 100. The first control unit 120 generates a control signal corresponding thereto and provides the same to the first head unit 130.

The first head unit 130 uses the control head (not shown) based on the control signal provided from the first control unit 120 to provide the section start point A1 to the control track of the tape loaded in the first deck unit 100. Will be recorded.

When the user inputs the end point of the section through the first key input unit 110 again, the first controller 120 generates a control signal corresponding to the same and provides the same to the first head unit 130. The first head 130 records the section end point A1 'on the control track of the tape by using the control head.

Subsequently, when the user continuously searches / plays back the tape loaded in the first deck unit 100 and inputs the start point of the next recording section, the first head unit 130 is the first controller as in the above-described process. According to the control signal of 120, the start point A2 of the next section is recorded on the control track of the tape, and the end point A2 'of the section is input from the user and recorded.

Therefore, the start point and the end point for each section set by the user are recorded in the control track of the tape for each section set in the same process as described above.

3A is a diagram illustrating a recording section setting process in an editing method of a video cassette recorder according to a preferred embodiment of the present invention, which will be described in detail with reference to the accompanying drawings.

When the section start point is input to the first key input unit 110 (step 103) while the playback mode of the first deck unit 100 loaded with the playback tape is performed (step 101), the first head unit 130 is shown. The section start point is recorded in the control track of the recording tape by the omitted control head (step 105).

Then, if the section end point is input again while the reproduction mode of the first deck unit 100 is performed (step 107), the section end point is similarly recorded on the recording tape by the control head (step 109).

After the above-described process 109, the first deck unit 100 repeats the process after the above-described step 101 until the playback of the playback tape is terminated (step 111), and the starting point for another section input from the user. You will continue to record and end points.

When the user inputs a recording start key signal through each key input unit 110 or 210 after the recording section setting process is completed, the first controller 120 generates a control signal to the first head unit 130. To switch the operation of the first deck unit 100 to the regeneration mode.

In addition, the second control unit 220 of the second deck unit 200 generates a control signal to the second head unit 230 to switch the operation of the second deck unit 200 to the recording mode.

The first control unit 120 generates a drive control signal to the first drive unit 140 to drive the playback tape loaded in the first deck unit 100, thereby reproducing the first deck unit 100. The tape is reproduced by the first head unit 130. At this time, the reproduced signal is reproduced together with the image signal recorded on the tape and each section recognition signal recorded on the control track, so that the second control unit of the second deck unit 200 ( 220 is provided.

The second controller 220 drives the second driver 240 only in a section in which a section recognition signal is detected from the playback signal provided from the first deck unit 100, and records the recording tape through the second head 230. Done.

That is, when the segment start signal A1 is detected among the reproduction signals provided from the first deck unit 100, the second control unit 220 generates a driving control signal to drive the recording tape to the second driving unit 240, and then runs the first recording tape. The video signal provided from the deck unit 100 is recorded on the recording tape loaded on the second deck unit 200 through the second head unit 230.

If the section end signal A1 'is detected from the playback signal provided from the first deck unit 100 during the above-described process of copying / recording the tape, the second control unit 220 sends a control signal to the second driving unit 240. To generate a temporary pause operation of the second deck unit 200 to temporarily block the recording mode.

Then, when the first deck unit 100 regeneration mode is continuously performed and a new section start signal A2 is detected by the second controller 220, the second controller 220 releases the pause of the second driver 240. By driving the tape to record the video signal provided from the first deck unit 100 on the tape through the second head unit 230, and then detecting the end signal A2 ', the second drive unit ( The operation of 240 is paused.

When the playback operation of the playback tape loaded in the first deck unit 100 is terminated by copying / recording only a selected section of the image signals recorded on the first tape in this manner, the second control unit 220 controls the second deck unit ( The recording mode of 200 is terminated.

3B is a flowchart illustrating a recording process for a set section in an editing method of a video cassette recorder according to a preferred embodiment of the present invention. Referring to the drawing, the recording process for the set section is described in detail as follows. same.

When the recording start key signal is input through the respective key input units 110 and 210 in a state in which information about each section is recorded on the playback tape loaded in the first deck unit 100 (201), the first deck unit ( 100 is switched to the playback mode, and the second deck unit 200 is switched to the recording mode (step 203).

Then, based on the control signal of the first control unit 120, the first drive unit 140 runs the tape, so that the regeneration mode of the first deck unit 100 is executed (step 205), and the reproduced signal at this time. Is provided to the second deck portion 200.

On the other hand, when the section start point is detected from the playback signal provided from the first deck unit 100 to the second control unit 220 (step 207), the tape drive of the second drive unit 240 is performed and the second head unit 230 is performed. By recording the video signal provided from the first deck unit 100 by using, the recording mode of the second deck unit 200 is performed (step 209).

Then, when the section end point is detected from the playback signal provided from the first deck unit 100 (step 211), the driving of the recording tape of the second drive unit 240 is stopped by the control signal of the second control unit 220. In step 213, the recording mode of the second deck unit 200 is paused.

Then, when the regeneration mode of the first deck unit 100 is performed continuously and the section start point is detected by the second control unit 220 again, the second deck unit 200 goes through the process after the above step 205. The recording mode is performed only for the set section.

On the other hand, when the playback of the playback tape loaded in the first deck unit 100 is terminated after the above-described step 213 (step 215), the first deck unit 100 is controlled by the control signal of the first control unit 120. The playback mode is terminated, and the second deck unit 200 also ends the recording mode based on the control signal of the second control unit 220 (step 217).

Therefore, according to the invention, one or a plurality of sections arbitrarily set by the user are automatically edited / recorded through the above-described process.

As described above, according to the present invention, when copying / recording is performed in the VCR, recording is performed only for the set section, so that the user can edit only the section that he / she needs, thereby satisfying various needs of the user. .

Claims (1)

A video cassette recorder editing method comprising: a first deck portion for reproducing a tape; and a second deck portion for recording a video signal reproduced from the first deck portion; Whenever section setting information including a start point and an end point for the section is input during a playback mode for editing / recording section setting in the first deck unit, the input section setting information is displayed on the control track of the tape being played. A first step of writing to each; When the recording start key signal of the video cassette recorder is input in a state in which the at least one section information set by the user is recorded on the control track of the playback tape, the first deck unit is switched to a playback mode, A second step of switching the two deck units to the recording mode; When the section start point is detected from the control track of the playback tape loaded in the first deck portion, the recording mode of the second deck portion is performed, and the recording tape loaded in the first deck portion during recording of the second deck portion is performed. A third step of pausing the recording mode of the second deck unit when the section endpoint is detected from a control track; A fourth step of repeating the third step if a starting point for another section is detected again from the first data part after the third step; And ending the playback mode of the first deck portion, and ending the recording mode of the second deck portion, when the reproduction of the first deck portion is finished.