JP2000261755A - Video tape recorder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To attain accurate program search for a desired video recording program with a simple operation by confirming respective contents of a plurality of video recording programs by means of index pictures. SOLUTION: In a video tape recorder 1, when an automatic telephone recording means is operated, reserved video recording program information consisting at least of a video recording date, a video recording start time and a reserved channel designated by a video recording reservation means for each reserved program and index pictures stored in an index picture storage means 53 are displayed as a list on a display device 56. Thus, when a user selects a desired reserved video recording program on the basis of the reserved video recording program information and the index picture, the position of an index signal of the reserved video recording program is program-searched and reproduced.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a video tape recorder, and more particularly, to a video tape recorder capable of confirming the contents of a plurality of recorded programs and accurately locating a desired recorded program by a simple operation. It relates to a tape recorder.

[0002]

2. Description of the Related Art There are cases where a plurality of programs are timer-recorded by a video tape recorder. For example, when a reservation confirmation button is pressed, a reservation confirmation screen as shown in FIG. 9 is displayed on a liquid crystal display or the like of the remote controller. Assuming that today is April 11, recorded program 1 has a start time of 9:00 pm and an end time of 11:00 pm, has one channel and is in a standard recording mode, and recorded program 2 has a start time of 11:00 pm and an end time of 1 At 11:45 pm, 8 channels and 3 recording modes
In the double mode, the recorded program 3 has a recording date of 12 days, a start time of 10:30 am, an end time of 11:00 am, 12 channels, and indicates that the recording mode is the automatic mode. The automatic mode is to set the scheduled recording in the standard mode, and when the tape length is insufficient, calculate the estimated recording time and the remaining tape amount and automatically switch to the triple mode to prevent interruption of recording. This is a mode for recording using the entire tape.

[0003] If the answering machine is recorded according to the timer recording reservation, as shown in FIG. 10, the recorded program 1, the recorded program 2, and the recorded program 3 are recorded on the video tape in this order. . Some video tape recorders have an index search function for automatically recording a cue signal (index signal) on a tape at the start of each recorded program.

[0004]

By the way, in the above-described video tape recorder, as shown in FIG. 10, when the answering call button is pressed, the cue signal (index signal) is searched and the first recording is performed. The recorded program (recorded program 1) is rewound to the beginning and the reproduction is started. However, the viewer does not necessarily want to view the first recorded program first, but may prefer to view the second or third recorded program first.
In such a case, the viewer must rewind the video tape to the position where the cue signal (index signal) of the desired recorded program is located by the cue search button.

For example, if you want to watch recorded program 2,
First, the recorded program 3 is searched for by using the cue search button to check the video, and then the cue search button is pressed again to rewind the tape,
The recorded program 2 is located at the beginning and the video is checked and viewed, and it is difficult to easily select and view a desired program by one-button operation.

Therefore, when a desired program is selected from a recorded program list displaying a list of recorded program dates, recording start times, end times, channels, and the like, the program is moved to a position where a cue signal (index signal) of the selected program is located. There is also a method of searching and starting reproduction, but in this method, since the content of the recorded program is not accurately understood, there is a possibility that a program selection error may occur.

SUMMARY OF THE INVENTION It is therefore an object of the present invention to provide a video tape recorder capable of confirming the contents of a plurality of recorded programs and of accurately locating a desired recorded program by a simple operation. Things.

[0008]

SUMMARY OF THE INVENTION A video tape recorder according to the present invention automatically records an index signal on a video tape at the start of recording, searches for the position of the index signal on the video tape at the time of reproduction, and searches for the beginning. A video tape recorder having an index search means for performing recording reservation in advance by designating at least a recording date, a recording start time, a recording end time, and a channel for each recorded program; and Index image storage means for storing a still image after a lapse of a predetermined time from the start of the scheduled recording of each designated recorded program as an index image corresponding to each recorded program; After the scheduled recording of the recorded program ends, the scheduled recording program is displayed. An answering machine call means for calling to display a list on the apparatus, and operating the answering machine call means, when the answering machine call means is operated, at least the recording date and the recording start time specified by the recording reservation means for each of the reserved recorded programs. A list of the index images stored in the index image storage means and the scheduled recording program information including the time and the channel is displayed on the display device,
When a desired reserved recorded program is selected based on the reserved recorded program information and the index image, the position of the index signal of the reserved recorded program is searched for and cueing reproduction is performed.

In the video tape recorder according to the present invention,
When the answer phone call means is operated, the reservation picture recording program information including at least the recording date, recording start time and channel designated by the recording reservation means and the index image stored in the index image storage means are called up for each program recorded by the reservation recording. Is displayed on the display device. Then, when a desired reserved recorded program is selected based on the reserved recorded program information and the index image, the position of the index signal of the reserved recorded program can be searched and cueing reproduction can be performed.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a video tape recorder (VTR) according to the present invention will be described below with reference to the drawings. FIG. 1 is a schematic front view of a main body of a video tape recorder according to the present invention. A cassette door 3 and a cassette door 3 for inserting a video tape cassette are provided at the upper center of the front panel 2 of the main body 1 of the video tape recorder.
A display unit 5 for displaying an operation state and the like is provided below the power supply unit, and a power switch 6 and a cassette removal button 7 for removing a video tape cassette are provided on the left side of the front panel 2.

On the right side of the front panel 2, a play button 8 for starting playback, a rewind button 9 for rewinding a video tape, and a fast-forward button 1 for fast-forwarding a video tape.
0, a stop button 11 for stopping playback in the middle, a pause button 12 for temporarily stopping playback, a recording button 14 for starting recording, and a tuner unit 4 described below each time the button is pressed.
A channel down button 15 for lowering the channel number 9 and a channel up button 16 for increasing the channel number each time the button is pressed once are provided.

FIG. 2 is a front view of a remote controller of the video tape recorder. On the upper part of the remote controller (remote controller) 21 in the longitudinal direction, a power switch 22, a recording date, a start time, an end time,
Liquid crystal display units 23, 1 for displaying reservation information such as channels
A channel down button 25 for lowering the channel number of the tuner unit 49 described below each time the button is pressed, and a channel up button 2 for increasing the channel number each time the button is pressed
6. When an answering machine is recorded, the answering machine call button 27 for displaying a menu of a program recorded in the answering machine, a reservation button 28 for timer reservation, and the reservation information displayed on the liquid crystal display section 23 are stored in the main body 1. A transfer button 29 for transferring is provided. The present invention displays a list menu of programs recorded in the answering machine by pressing the answering machine call button 27, and also displays an index image for each recorded program,
A desired program can be easily and accurately selected and reproduced.

At the center of the remote controller 21, numeric keys 31 from 0 to 9 are provided, a clear key 32 for canceling the input of the numeric keys 31, a recording button 33 for starting recording, and a depressing button in a playback state. A cue search (index search) rewind button 35 and a cue search fast-forward button 36 for searching for a cue signal (index signal) automatically recorded on a video tape at the start of recording. Is provided.

A joystick 39 and a menu input mode switching button 37 for switching the joystick 39 to a menu input mode or a VTR drive section operation mode for operating a VTR drive section 51 described later are provided below the remote controller 21. A joystick 39 is used to move a cursor displayed on a screen of a television 56 to be described later in a desired direction. The joystick 39 selects a menu or determines a key input by using the cursor moved by the cursor direction key 40. Key 41. When the joystick 39 is switched for the VTR drive unit operation button, the cursor direction keys 40 are configured to be a pause button, a fast forward button, a rewind button, and a stop button, and the enter key 41 is configured to be a play button.

FIG. 3 is a schematic block diagram of a video tape recorder. A command transmitted from the remote controller 21 by infrared rays, wireless communication, or the like is received by the operation unit 43 of the main body 1, input to a microcomputer (hereinafter, abbreviated as a microcomputer) 45, and controlled. The operation unit 43 includes a power switch 6, a cassette eject button 7, a play button 8, a rewind button 9, and a fast forward button 1.
0, a stop button 11, a pause button 12, a recording button 14, and the like.

The output signal of the microcomputer 45 is output to the display section 5 and also to an on-screen display (OSD) section 47 for generating a screen display signal. On the other hand, the signal from the tuner unit 49 is input to the recording video / audio processing circuit 50 and processed, and the recording video / audio processing circuit 5
The signal from 0 is input to the VTR drive unit 51 and recorded on a video tape via a head (not shown).

The signal recorded on the video tape is input to a reproduction video / audio processing circuit 52 via a head (not shown) of a VTR drive unit 51 and processed, and a screen display signal from an on-screen display unit 47 is output. It is input to the reproduction system video / audio processing circuit 52 and processed. The recording video / audio processing circuit 50 is connected to an index image storage memory 53 as index image storage means, and the index images stored in the index image storage memory 53 are output to the menu screen creation means 54, and the menu screen is displayed. The creating means 54 creates a menu screen including the index image and outputs the menu screen to the playback video / audio processing circuit 52.

The microcomputer 45 communicates with the VTR drive section 51 to drive a drive motor (not shown) so that the video tape runs and performs recording or reproduction via a head (not shown). The microcomputer 45 also communicates with a recording video / audio processing circuit 50 and a reproduction video / audio processing circuit 52, and further outputs an output signal of the microcomputer 45 to a tuner unit 49, an index image storage memory 53, and a menu screen creation unit 54. It is supposed to be.
A video / audio signal from the reproduction system video / audio processing circuit 52 is output to the television 56 or the like.

Next, reproduction of an answering machine and an answering machine program will be described. FIG. 4 is an explanatory diagram showing a state in which three programs are recorded on a video tape by timer reservation or G code (program reservation number) reservation. At the start of recording of each recorded program, an index signal (a cue signal) is recorded. For example, the index signal 1 is recorded at the beginning of the recorded program 1, and at the time near the start of recording, for example, two minutes later. The index image 1-1 is stored at address (1-1) of the index image storage memory 53, and after a predetermined time has elapsed from the start of recording, for example, five minutes later, the index image 1-1 is stored.
2 is stored at address (1-2) of the index image storage memory 53. The same processing as that for the recorded program 1 is performed for the recorded programs 2 and 3.

When the answering machine call button 27 is pressed in a state where the answering machine set in advance is completed, here, (1-1), (2-1), (3- 1) Index image 1-1 and index image 2 from address
1, the index image 3-1 is read and input to the menu screen creating means 54, and the menu screen creating means 54 creates a menu screen as shown in FIG.

FIG. 5 shows a menu screen created by the menu screen creating means 54. For example, the column of the program 1 also displays the pre-recorded program information including the index image 1-1, the recording date, the start time, the end time, and the channel. Here, the index image can display a maximum of eight screens. If the user wants to see the next image (next image) of each program, the cursor direction key 40 of the joystick 39 is operated to move the cursor to “next image”, and when the enter key 41 is confirmed, the index is set. The index image 1-2 is read from the address (1-2) of the image storage memory 53 and input to the menu screen creating means 54, and as shown in FIG. , A recording date, a start time, an end time, and a reserved recording program information including a channel are displayed. When the cursor is moved to “previous image” on this menu screen and the enter key 41 is pressed to confirm, the menu screen shown in FIG. 5 can be returned.

On the menu screen shown in FIG. 5 or FIG. 6, for example, when the cursor is moved to the index image of the program 2 and the enter key 41 is pressed to confirm, a highlight is displayed around the index image, and at the same time, the VTR drive unit 51 is displayed. As a result, the video tape is rewound to the head position of the recorded program 2, that is, the position of the index signal 2, and the program 2 is reproduced. Then, when the reproduction of the program 2 is completed, FIG.
Then, the screen returns to the menu screen shown in FIG.

After viewing the desired program in this way, move the cursor to "END" on the menu screen and press the enter key 41 to confirm, so that the viewing selection can be ended. Then, as shown in FIG. 7, when the answering call button 27 is turned off and the cassette eject button 7 is pressed to remove the video tape cassette from the main body 1, all the index images stored in the index image storage memory 53 are erased. Is done. That is, the index image is stored and held in the index image storage memory 53 in the answering machine mode and when the answer phone call button 27 is on, but when the answer phone call button 27 is off, the index image memory 53 Are all deleted.

Therefore, when the cursor is moved to the index image of the desired recorded program and the enter key 41 is pressed to confirm, a highlighted display is displayed around the index image, and at the same time, the VTR drive unit 51 displays the video tape of the recorded program. The program is rewound to the head position, that is, the position of the index signal, and the program can be reproduced. Therefore, the contents of the recorded program can be accurately known from the index image, and selection mistake of the recorded program can be prevented. Also, the recorded programs can be reproduced in a desired order.

In the above-described first embodiment, two index images are stored in the index image storage memory for each reserved video recording program. However, the present invention is not limited to this. One index image is stored for each program. Of course, other index images such as three index images for one program may be used.

The index image 1-1 is stored in the index image storage memory 53, for example, two minutes after the start of recording.
The index image 1-2 is stored at the address (1-2) of the index image storage memory 53 at, for example, 5 minutes after the start of recording. It goes without saying that the index image may be stored in the index image storage memory 53 not only after 2 minutes and 5 minutes but also after another appropriate time such as 1 minute, 10 minutes, or the like.

Next, a video tape recorder according to a second embodiment will be described. The video tape recorder according to the second embodiment is provided with an index image creation operation button which is an index image creation operation means (not shown) for creating an index image corresponding to each recorded program on the remote controller 21. Are configured in the same manner as in the first embodiment.

The recorded videotape cassette is inserted into the main unit 1.
When the video tape is rewound by pressing the rewind key 40 of the remote controller 21 or the rewind button 9 of the main body 1, the video tape is searched for fast forward. Meanwhile, the images near the index signals of the respective recorded programs, that is, the images near the start of recording are sequentially stored in the index image storage memory 53 as index images corresponding to the recorded programs. Then, when the fast forward search of the videotape is completed and the running of the videotape is stopped, when the answerphone call button 27 is pressed, a menu screen as shown in FIG. 5 (however, the reserved recorded program information is not displayed) is displayed on the television. The operation is displayed on the John 56, and the subsequent operations are the same as those in the first embodiment described above, so that the description will be omitted.

Therefore, even with a video tape cassette which has been recorded and once taken out of the main body 1, a desired recorded program can be freely selected and reproduced by using an index image as an index search.

Next, a video tape recorder according to a third embodiment will be described. FIG. 8 is a schematic block diagram of a video tape recorder according to the third embodiment. The video tape recorder according to the third embodiment has a tape memory button, which is a tape information storage operation means (not shown), on the remote control 21 '. A tape memory 58 is provided as tape information storage means for storing the contents of the created menu screen.

After the answering machine is turned on, the answering call button 27 is turned on to select and view a desired recorded program. When the tape memory button is pressed, a menu screen including the index image created by the menu screen creating means 54 is displayed. Is stored in the tape memory 58 together with the identification mark unique to the video tape cassette. When the answering call button 27 is turned off and the video cassette is removed from the main body 1 ', the index image stored in the index image storage memory 53 is deleted, but the index image stored in the tape memory 58 is deleted. The included menu screen is retained. In this way, a menu screen of up to, for example, four video cassettes can be stored.

Therefore, when the video cassette having the menu screen stored in the tape memory 58 is inserted into the cassette door 3 of the main body 1 'and the answering call button 27 is turned on, the menu screen including the index image of the video cassette is displayed. Displayed on the television 56, the viewer can select and view a desired recorded program while referring to the index image.

[0033]

As described above, according to the present invention,
By operating the answering machine calling means, the reserved recorded program information and the index images for each of the recorded programs are displayed in a list on the display device, so that the contents of the recorded program can be accurately known from the index image, and the recorded program can be identified. Selection errors can be prevented. Furthermore, when a desired reserved recorded program is selected based on the reserved recorded program information and the index image, the position of the index signal of the reserved recorded program is searched and searched for and reproduced, so that the desired recorded program can be accurately detected by a simple operation. You can cue.

When the index image is composed of a plurality of still images having different elapsed times from the start of the scheduled recording, the contents of the scheduled recording program can be known in more detail.

In the case of a videotape cassette which has been recorded and once removed from the main body, the index image is stored in the index image storage means by operating the index image creation operation means, and the index image is stored by operating the answering / calling means. The images are listed,
When a desired recorded program is selected on the basis of the index image, the position of the index signal of the recorded program on the video tape is searched and searched for, so that even a video tape cassette which has been recorded and once taken out from the main body can be used as an index search. A desired recorded program can be freely selected and reproduced using the index image.

Further, when the tape information storage operation means is operated to store the menu screen of the video tape in the tape information storage means, the video tape cassette once taken out of the main body also includes the index image of the video tape cassette. A menu screen can be displayed, and the viewer can easily select and reproduce a desired recorded program while referring to the reserved recorded program information and the index image.

[Brief description of the drawings]

FIG. 1 is a schematic front view of a main body of a video tape recorder according to the present invention.

FIG. 2 is a front view of a remote controller of the video tape recorder according to the present invention.

FIG. 3 is a schematic block diagram of a video tape recorder according to the present invention.

FIG. 4 is an explanatory diagram showing a state where three programs are recorded on a video tape by timer reservation or G code reservation.

FIG. 5 is a diagram showing a menu screen created by a menu screen creating means.

FIG. 6 is a diagram showing a menu screen created by a menu screen creating means.

FIG. 7 is an explanatory diagram of storage and holding of an index image.

FIG. 8 is a schematic block diagram of a video tape recorder according to a third embodiment.

FIG. 9 is a diagram showing a reservation confirmation screen.

FIG. 10 is a diagram illustrating a function of a conventional answering machine call button.

[Explanation of symbols]

1, 1 'Video tape recorder main body 2 Front panel 3 Cassette door 5 Display unit 21, 21' Remote control 23 Liquid crystal display unit 27 Answering call button 28 Reservation button 35 Rewind button for cueing search 36 Fast forward button for cueing search 39 Joystick 43 Operation unit 45 Microcomputer 49 Tuner unit 51 VTR drive unit 53 Index image storage memory (index image storage unit) 54 Menu screen creation unit 56 Television 58 Tape memory (tape information storage unit)

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI theme coat ゛ (reference) H04N 5/782 A G11B 27/00 A 27/10 EF term (reference) 5C018 AA00 AB01 FA03 FA04 FB04 HA10 5C053 FA14 FA21 FA30 HA29 HA40 JA21 JA22 JA30 KA01 KA04 KA24 5D077 AA08 BA14 CA02 DC01 DC11 DC16 DD01 HC02 HC12 HC21 HC26 5D102 AC01 AF06 GA02 GA03 GA08 GA41 GA42 GA54 GA64 5D110 AA04 AA28 DA01 DA16 DA17 DB02 DB13 FA02 FA08

Claims (4)

[Claims] 1. A video tape recorder having an index search means for automatically recording an index signal on a video tape at the start of recording and searching for the position of the index signal on the video tape at the time of reproduction to search for a position. Recording reservation means for pre-recording by designating at least a recording date, a recording start time, a recording end time, and a channel for each pre-recorded program; and reservation recording of each recorded program designated by the recording reservation means is started. Index image storage means for storing a still image after a lapse of a predetermined time as an index image corresponding to each recorded program, and scheduled recording after the scheduled recording of the recorded program designated by the recording reservation means is completed. Answering machine call to call up a list of recorded programs on a display device Means for operating the answering machine call means, for each of the programs that have been scheduled recording, at least the recording date and the recording start time specified by the recording reservation means, and the scheduled recording program information including the channel, and A list of the index images stored in the index image storage means is displayed on the display device, and when a desired scheduled recording program is selected based on the scheduled recording program information and the index image, the position of the index signal of the scheduled recording program is determined. A video tape recorder characterized by searching for and playing back to the beginning. 2. The video tape recorder according to claim 1, wherein the index image includes a plurality of still images having different elapsed times from the start of the scheduled recording. 3. An index image creation operation means for storing the index image for each recorded program in the index image storage means while searching the video tape on which a plurality of programs have been recorded by the index search means, By operating the index image creation operation means, the index image for each of the recorded programs is stored in the index image storage means, and by operating the answering machine calling means, the recorded image stored in the index image storage means is operated. The index image for each program is called up and displayed in a list on the display device. When a desired recorded program is selected based on the index image, the position of the index signal of the recorded program on the video tape is searched to search for a cue. The method according to claim 1, Video tape recorder. 4. A tape information storage unit for storing a menu screen including the reserved recorded program information and the index image for each of the reserved recorded programs listed on the display device, in correspondence with the video tape, A tape information storage operation unit for operating the menu screen to be stored in the tape information storage unit, and operating the tape information storage operation unit to store the menu screen in the tape information storage unit again. Set it and operate the answering machine call means,
The menu screen corresponding to the video tape stored in the tape information storage means is called, and the reserved recorded program information and the index image for each of the reserved recorded programs are listed on the display device, and the reserved recorded program information is displayed. 2. The video tape recorder according to claim 1, wherein, when a desired reserved recorded program is selected based on the index image and the desired reserved recorded program, the position of the index signal of the reserved recorded program is searched for and cueing reproduction is performed.