JPH0490176A - Magnetic recording reproducing device - Google Patents

Abstract

PURPOSE:To easily manage recording information by recording identification(ID) data for identifying recording information to be recorded in a recording track superimposedly to a control signal on a prescribed position of a control track. CONSTITUTION:A control data processing part 3 includes a central processing unit(CPU), and when the address code D of a so-called VASS(VHS address search system) corresponding to a change in a voice mode detected from a voice mode ID signal S1 is read out from a write address code in a memory 4 as a control data signal S2, a write address code signal S3 is recorded in a control track CTL on the video tape 9 of a video cassette 8 successively through an address code writing circuit 5, an electromagnetic conversion circuit 6 and a control head 7 so as to be superimposed to a control signal. Consequently, the management of a program recorded or reserved in the video tape 9 can be furthermore improved.

Description

[Detailed description of the invention] A. Industrial field of application B. Overview of the invention C. Prior art (Fig. 12) D. Problem to be solved by the invention E. Means for solving the problem (Figs. 1 to 11) ) F action (Figures 1 to 11) G example (G1) First example (Figures 1 to 3) (G2) Second example (Figures 2, 4, and 5) ) (G3) Third embodiment (Figures 6 and 7) (G4) Fourth embodiment (Figure 8) (G5) Fifth embodiment (Figures 9 and 10) (G6) Other Embodiment (FIG. 11) H Effects of the Invention A Field of Industrial Application The present invention relates to a magnetic recording/reproducing device, and in particular, is intended to further facilitate the management of programs recorded or reserved on magnetic tape.

B. Summary of the Invention The present invention provides a magnetic recording/reproducing device in which identification data is provided on one side of a magnetic tape at a predetermined position of a formed control track and is superimposed on a control signal to identify recording information recorded on the recording track. By recording the
This further facilitates the management of contact recording information during recording, playback, and the like.

C. Prior Art Conventionally, in video tape recorders that record program information etc. on video tapes, when recording multiple programs on a video tape that extends longitudinally, a cue is placed at the beginning of each program. For example, if a user wants to play a desired program from a recorded tape after recording the signal, the user must first set the video tape recorder to search mode and fast-forward the video tape to the position where the cue signal can be played back. , the user switches to the playback mode and checks whether it is the program he or she wants to watch.

Here, the recorded data of the cueing signal used for high-speed cueing is the so-called VAS S (V)Is add.
ress 5arch system).

Such so-called VASS is the recording track TA, TB.
...(FIG. 12(A)) is recorded alternately on the control track CTL formed along the lower end portion where diagonal recording is performed by changing the ratio of the S magnetic region and the N magnetic region (FIG. 12(A)). (B)) By changing the falling position of the reproduction signal with respect to the reproduction signal rising at a predetermined interval (Fig. 12 (C)), and by changing the duty ratio of this pulse signal, the "l" of digital data is changed. This system records data corresponding to "0" and "0" and records a 4-digit address code.

D Problem to be Solved by the Invention By the way, if the address code recorded by such a VASS can be used for controlling a video tape recorder in addition to locating the beginning of a program recorded on a video tape,
It is believed that the usability of the video tape recorder can be further improved.

The present invention has been made in consideration of the above points, and the recording tracks TA and T are placed at predetermined positions on the control track CTL.
By recording identification data that identifies the recorded information recorded on B..., the management of programs recorded or reserved on videotape can be further improved compared to the conventional case. This is an attempt to propose a video tape recorder.

E Means for Solving the Problems In order to solve the problems, in the first invention, recording tracks TA, TB, etc. are formed diagonally across the magnetic tape.
A control track CTL for recording control signals corresponding to the recording tracks TA, TB, etc. is formed on one side edge of the magnetic tape, and a control track CTL is formed at a predetermined position of the control track CTL. In a magnetic recording/reproducing device configured to record weight data,
Identification data D for identifying recording information recorded on the recording tracks TA, TB, . . . is recorded as data.

A second invention is, in addition to the first invention, in which the identification data D is used to switch the reproduction audio mode corresponding to the recorded information when reproducing the recorded information recorded on the recording tracks T, A, TB, old, etc. to identify.

In a third invention, in addition to the first invention, the identification data D identifies the reproduction order of recorded information recorded on the recording tracks TA, TB, . . . .

In a fourth invention, in addition to the first invention, the identification data D identifies management data corresponding to recording information recorded on the recording tracks TA, TB, . . . .

In a fifth invention, in addition to the first invention, the identification data D identifies scheduled recording information corresponding to the recording information recorded on the recording tracks TA, TB, . . . .

In a sixth invention, in addition to the first invention, the identification data D identifies control information of a connected external device that responds based on the recorded information recorded on the recording tracks TA, TB, etc. do.

At a predetermined position It of the F effect control track CTL, identification data D that can identify management data regarding programs recorded or reserved on the recording tracks TA, TB, etc. is recorded, so that the user can By reproducing the identification data D, each program can be easily managed based on the management data corresponding to the identification data D.

G example An embodiment of the present invention will be described in detail below with reference to the drawings.

(G1) First Embodiment In FIG. 1, 1 is a video tape recorder (
VTR) and supplies an audio mode identification signal S1 of the television broadcast received by the tuner 2 to the control data processing section 3.

The control data processing section 3 includes a central processing unit (CPtJ), and writes a so-called VASS address code D corresponding to a change in the voice mode detected from the voice mode identification signal s1 into the memory 11 as a write address code C0DEL ( When the control data signal S2 is read out from FIG. The control signal is superimposed on the control signal and recorded on the control track CTL on the control track CTL 19.

In addition, the ilJ control data processing section 3 reads the address code written in the control track CTL as a read address code signal S4 via the control head 7, the electromagnetic conversion circuit 6, and the address code successive circuit 10 in order, and reads the address code written in the control track CTL as a read address code signal S4. C0DE2 (Fig. 2 (B)) 5 The corresponding command is searched from the memory 4, and when the corresponding command is detected, the command is sent to the control signal S5 or S.
6 as the video tape recorder main body 11 or external device 1
2.

Here, the control data processing unit 3 takes in the input/output information signal S7 given from the remote controller 13 via the remote control transmitter/receiver 14, and inputs the input/output data to the memory 4. It is sent as a control data signal S2 and stored as a write address code or a read address code, and the write address code C0DE1 is read out based on instructions from the remote controller 13 and recorded in a superimposed manner on the video tape 9. is being done.

Further, the control data processing unit 3 sends the processing commander etc. stored in the memory 4 as management data to the monitor 15 as a management data signal S8, and displays it as an image signal consisting of letters, characters, diagrams, etc. on the display screen 15A. By displaying the information, it is possible to interact with the user.

In this embodiment, when an image consisting of letters, characters, diagrams, etc. is displayed on the display screen 15A of the monitor 15, the control data processing section 3 transmits an image signal representing the same display image from the remote control transmitter/receiver 14. Input/output information signal S
7 is supplied to the remote controller 13, thereby displaying the same image as the display screen 15A of the 72-tae 5 on the display screen 13A of the remote controller 13.

In the above configuration, if the user specifies the "1 write address code" item using the remote controller 13 in advance before recording a broadcast program, the control data processing section 3
The PU reads the write address code C0DEI from the memory 4 and displays it on the display screen 15A of the monitor 15.

Here, while looking at the monitor 15, the user, for example,
), the address code corresponding to each audio mode detected by the audio mode identification signal S1 input from the tuner 2 is set to ``double audio''.
Enter 000 J and enter r900 for "Stereo"
1j manually and added “9002 J” to “Mono”
Enter the initial settings.

Next, when the user specifies the "read address code" item,
The CPU of the control data processing unit 3 has the read address code C0DE.
2 is read from the memory 4 and displayed on the display screen 15 of the monitor 15.
Display on A.

For example, while looking at the monitor 15, the user can
As shown in BX, the processing command for the "first place code that corresponds to voice mode" is manually input.

For example, enter "Switch audio to tonic" to address code r9000j, enter "switch audio to stereo" to r9001, and enter "switch audio to simulated stereo audio" to r9002. to initialize. Set.

After this, when the video tape recorder 1 starts recording the television broadcast received by the tuner 2 onto the recording track of the video tape 9, the CP of the control data processing section 3
U is the audio mode identification signal S1 supplied from the tuner 2
Detect changes in the audio mode received by.

Here, as shown in FIG. 3, when the CPU detects that the audio mode of the television signal recorded on the videotape 9 has been switched to "double audio", the CPU The CPU reads the address code "r9000" corresponding to "double audio" from the write address code C0DE1 of the memory 4, and sends this to the address code writing circuit 5,':ItMi as the write address code signal S3.
'900 is sent to the position corresponding to the bilingual program start track in the control track CTL via the conversion circuit 6.
Record J.

The CPU for post-control data processing is configured such that the audio mode of television broadcasting is "stereo program 1, 22 language programs", "
When a switch to a monaural program is detected, the corresponding address code is read from the memory 4, and "9001" and r9000 are written to the control track CTL corresponding to the start position of each broadcast program. J.
Record r 9002 J... (Figure 3).

On the other hand, when playing back a video cassette 8 on which an address code corresponding to the audio mode is recorded, the control data processing CPU converts the control track CTL of the video tape 9 to the electromagnetic conversion circuit 6 and the address code successive circuit 10.
The processing command corresponding to the read address code signal S4 detected through the read address code signal S4 is read out from the read address code COD stored in the memory 4, and the control signal S5 is sent to the video tape recorder main body 11.

That is, the video tape recorder main body 11 receives the control signal S5.
The audio signal output based on this is automatically switched to the main audio for a bilingual program, switched to stereo audio when playing a stereo broadcast program, and switched to simulated stereo audio when playing a monaural broadcast program.

According to the above configuration, conventionally, during playback, the commander etc.
- It is possible to automatically switch the playback output audio that has been set once, and it is possible to realize a video tape recorder that is much easier to use.

(G2) Second embodiment As a processing command for the read address code C0DEI stored in the memory 4, as shown in FIG. 2(B), the audio mode of the playback program is output from the video tape recorder main body 11. We have described the case where switching is performed in response to an audio signal, but as shown in Figure 4, for example, if the address code r
9000. Set ``Do nothing'' to instruct the current playback operation to continue, and enter address codes '9001j and '9.
002j may be initially set to "scan up to address code 9000".

In the above configuration, as shown in FIG. 5, when playing a bilingual broadcast movie program in which the write address code C0DEI is recorded in response to a change in the audio mode of the received audio, the r 9001 J or r 90 as the address code corresponding to the audio signal of the recorded advertisement broadcast.
When the control data processing CPU detects 02 J via the address code succession circuit 10, it controls the video tape recorder main body 11 with the control signal S5 based on the read address code C0DE3 stored in the memory 4, and outputs the address code " The videotape is sent to position 9000, ie, to the beginning of the movie program portion of the bilingual broadcast.

After this, the control data processing section 3 inputs the address code "9000".
A control signal S5 based on the command "" is sent to the video tape recorder main body 11, and the continuation of the movie program is played back.

Finally, the video tape recorder 1 automatically excludes the stereo or monaural advertisement broadcasts recorded in the middle of Nitokuni Broadcasting's movie programs so that the 11th video program can be played seamlessly. can be played back.

According to the above configuration, the address code that corresponds to the change in the audio mode is recorded together with the video signal, and the playback order can be changed based on the command corresponding to the address code during playback, so that the necessary You can select and view only the program content.

(G3) Third Embodiment A 4-digit address code C0DE4 unique to each video cassette is recorded along with a control signal at the beginning position of the control track CTL of the unused or recorded video cassette 8 (FIG. 6). Furthermore, management data corresponding to the address code C0DE4 is stored in the memory 4 of the video tape recorder 1 (FIG. 7), and when the video cassette 8 is played back, the monitor screen 1 is displayed when the address code C0DE4 is detected.
5A or the display panel of the video tape recorder book tjI-1l, management information of the video cassette 8 currently being played back is displayed.

In the above configuration, when managing recorded video tapes or unrecorded video tapes, the user uses the remote controller 13 to input a four-digit address code at the beginning position of the control track CTL of each video tape.

As the four-digit address code, for example, the address code r 8001 J is input into the video cassette 1, the address code r 8002 J is input into the video cassette 2, and the address code r 8003 J is input in advance into the video cassette 3.

The user also displays the management data list corresponding to the address code C0DE4 on the display screen 15A of the monitor 15, as shown in FIG.
The management data corresponding to address code C0DE4 is written using .

In the case of this actual delivery sequence, the management data is, for example, enter ``Back to the Future 2.'' in the address code -80014, enter the address code r 8002, to 1, ``Don't ask me this is my father'', and Code r 8003゜
39 Recorded on December 31st”.

A user inserts a video cassette 8 in which such management data is stored in the memory 4 into the video tape recorder 1,
When the playback operation is performed, the control data processing section 3 searches the memory 4 for management data corresponding to the address code detected from the control head 7 and displays it on the monitor 15 or the display panel section of the video tape recorder main body 11, for example, r'8912.
"Recorded on the 31st of the month" is displayed, and the recording date and time of the program currently being played is displayed.

Also, for example, a message such as "Don't use this is my father's" may be displayed to alert other users to prohibit over-recording.
Display the title of the recorded program.

According to the above configuration, the address code C attached to the video cassette includes management information such as the contents of the program recorded on each video tape, the recording time, and whether or not it is necessary to save the program.
By making it possible to manage programs using OD Mi4, it is no longer necessary to perform complicated tasks such as checking the contents of each program by running the videotape in search mode or playback mode each time, as was the case in the past. obtain.

(G4) Fourth Embodiment A unique address code for each video cassette is entered at the beginning of the control track, and the program information described in the third embodiment is used as the management data corresponding to the address code for reservation. The recorded data may be stored in the memory 4 of the video tape recorder 1.

As shown in Figure 8, the scheduled recording data corresponding to the address code is, for example, for a video cassette with the address code r8001J, it is "broadcast every Friday from 19:00 to 20:00 on 8 channels". "Record a program in standard mode" with remote control controller 1
Manually using 3. Also, for video cassettes with the address code -3002, every 3.・)0 to 8:
For video cassettes with the address code "003-" reserved for recording programs broadcast on Channel 1 on March 10th in standard mode, from 21:00 to 23:00 on March 10th.
A program broadcast on channel 10 at :00 is recorded in standard mode. is stored in memory 4.

In the above configuration, such scheduled recording data is stored in the memory 4.
When the user inserts the video cassette 8 stored in the video tape recorder 1 into the video tape recorder 1 and starts playback from the beginning position, the control data processing unit 3
The address code C0DE5 detected by is searched.

When the control data processing CPtJ of the control data processing section 3 detects that scheduled recording data is stored as management data corresponding to the address code C0DE5 in the memory 4, it sends a control signal S5 to the video tape recorder main body 11.
is sent, and the video tape recorder main body 11 is controlled to be in a scheduled recording standby state.

For example, '30011' is the address code C0DE5.
A videotape recorder is attached to the videotape recorder 1
The control data processing CPU waits for the reserved time corresponding to the address code r8001j, that is, 19:00 on Friday, and when the timer detects that the reserved time has arrived, it starts the reserved recording. A control signal s5 instructing the start is sent to the video tape recorder main body 1.
1, transmitting 8 channels of television broadcast signals to
Start recording in semi-mode.

When the control data processing CPU eventually detects that the current time has reached 20:00, it sends a control signal S5 to the video tape recorder main body 11 to stop the recording operation and enter a scheduled recording standby state until the same time next week. Become.

According to the above configuration, by recording scheduled recording data in the memory corresponding to video cassettes with address codes, it is possible to schedule recording only on specified video tapes, and other programs can be programmed. It is possible to avoid accidentally recording a reserved program over a recorded videotape.

Furthermore, if the reserved 8-picture data corresponding to the address code is stored in the memory in advance as described above, reserved recording can be performed simply by reading the address code of the video cassette.

(G5) Fifth implementation column As shown in FIG.
An address code is recorded on the control track CTL at a predetermined position in 9, and external equipment control data for controlling the operation of the external equipment is stored in the memory 4 of the video tape recorder 1 as management data corresponding to the address code.

As for the external device control data corresponding to the address code C0DE6, as shown in FIG. Using the controller 13, manually input "Switch the television output audio to all surround" for the address code '7002J.

Also, for the address code r 7003 J, enter "Switch the television output audio to simulated stereo", and for the address code r 7004 J, enter "switch the television output audio to surround off", and Let me remember it.

In the above configuration, as shown in FIG. 9, for example, the address code "7" is placed on the control track at the position corresponding to the start position of the stereo program on the video tape 9 on which a stereo program, a stereo music program, and a monaural program are recorded.
001" is recorded, and the address code r70 is recorded at the position of the control track corresponding to the start position of the stereo music program.
02'' is recorded, and the address code r 70Q3. is recorded at the position corresponding to the start of the monaural program. is manually performed by the user,
If the address code “7001” is recorded, the control data processing unit 3 sends an external device control signal S6 based on the external device control data stored in the memory 4 to the external device 12, for example, a television. Snake, switch the television output audio to surround.

Eventually, the wholesale data processing unit 3 of Seiji changed the address code '7002.
, the television output audio is switched to all surround sound and output in synchronization with the recorded program.
The output audio can be changed according to the user's preference.

According to the above configuration S, it is possible to switch and control the output of the audio output means etc. connected to the video tape recorder as an external device according to the content of the recorded program or the user's favorite scene, which is much more effective. You can play and watch programs recorded on videotape.

(G6) Other Embodiments (1) In the embodiments described above, a case has been described in which the address code is automatically recorded when recording is executed according to the switching of the audio mode specified by the user. Alternatively, the address code may be manually entered in any situation according to the user's preference using the remote control F513.

(2) In the above-described embodiment, when the user specifies the address code, the user uses the remote control control device 13 to appropriately specify a four-digit number. As shown in FIG. 11, the convenient address code may be assigned a program number in advance and designated by the program number.

In such a case, for example, if the program number "1" is specified for the address code r7001p, the user can simply specify the program number "1" and the address code r700
1 J can be specified and input.

(3) In the above-mentioned embodiment, a case was described in which the case was applied to the video tape recorder 1 having the configuration as shown in FIG.
The invention may also be applied to the video tape recorder described as an example in No. 64.

(4) In the above embodiment, a case was described in which an address code was attached in response to switching the audio mode.
The present invention is not limited to this, but a predetermined address code may be assigned in response to a change in the type of video signal.

(5) In the above embodiment, a case was described in which the user was asked to set a command corresponding to a so-called VAS address code, but the present invention is not limited to this, and may also include preset commands. It may also be used as

(6) In the second embodiment described above, a case has been described in which movie program portions are continuously played back using address codes recorded in response to switching of audio modes.
The present invention is not limited to this, and can be widely applied to cases where the playback order is rearranged.

(7) In the third embodiment described above, a case has been described in which the address codes of eight video cassettes are recorded at the beginning position of the video tape, but the present invention is not limited to this, and the present invention is not limited to this. 8 may be recorded with two or more address codes attached thereto.

By doing so, it is possible to manage a plurality of necessary recorded program data such as recording date and time, recorded programs, etc.

(8) The above-mentioned fourth embodiment ↓ Here, we have described the case where the reserved recording data is inputted at the beginning of the videotape using the front address code, but the present invention is not limited to this.
If you want to start scheduled recording in the middle of a videotape, you can record an address code at the position where you want to start recording.

(9) In 3 of the above-mentioned fifth embodiment, a case has been described in which the output audio of a television is controlled as an external device, but the present invention is not limited to this. You can also do it.

Effects of the Invention As described above, according to the present invention, an identification code is recorded on the control signal recorded on the control track to identify the recording information recorded on the recording track, so that the control signal can be recorded on the video tape. The management of the program information displayed can be further simplified compared to the past.

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing an embodiment of the video tape recorder according to the present invention; FIG. 2 is a diagram for explaining the write/read address codes; and FIG. 3 is a time chart for explaining the audio mode qJ conversion operation. 4 is a chart for explaining the read address code in the second embodiment, FIG. 5 is a chart for explaining the playback operation, and FIG.
A route map for explaining a video cassette having a unique address code in the embodiment, FIG. 7 is a diagram for explaining its management data, and FIG. 8 is a diagram for explaining scheduled recording data in the fourth embodiment. FIG. 9 is a time chart for explaining the playback operation, FIG.
The figure is a chart for explaining the program number in another embodiment, and FIG. 12 is a route map for explaining the VASS recorded on the control track. 1...Video tape recorder, 2...
Tuner, 3... Control data processing section, 4...
...Memory, 5...Address code writing circuit, 7
・・・・・・Control・＼ND、10・・・・・・
Address code extracting circuit, 11...Video tape recorder body, 12...External equipment.

Claims (6)

[Claims] (1) A recording track is formed diagonally across the magnetic tape, a control track for recording a control signal corresponding to the recording track is formed on one side edge of the magnetic tape, and a control signal is placed at a predetermined position on the control track. What is claimed is: 1. A magnetic recording and reproducing apparatus configured to record data in a superimposed manner, characterized in that identification data for identifying recorded information recorded on the recording track is recorded as the data. (2) According to claim 1, wherein the identification data identifies switching of a playback audio mode corresponding to the recorded information when reproducing the recorded information recorded on the recording track. The magnetic recording and reproducing device described above. (3) The magnetic recording and reproducing apparatus according to claim 1, wherein the identification data identifies the reproduction order of the recorded information recorded on the recording track. (4) The magnetic recording and reproducing apparatus according to claim 1, wherein the identification data identifies management data corresponding to the recording information recorded on the recording track. (5) The magnetic recording and reproducing apparatus according to claim 1, wherein the identification data identifies scheduled recording information corresponding to the recording information recorded on the recording track. (6) The magnetic recording and reproducing apparatus according to claim 1, wherein the identification data identifies control information of a connected external device that responds based on the recorded information recorded on the recording track. .