JP2000335318A - In-car optical disc playback device - Google Patents

Abstract

(57) [Problem] To solve the problem even when the video output of the optical disc reproducing device is not displayed on the TV monitor, such as when the vehicle is running.
Since the NU image is to be displayed, the performance is interrupted without meaning. SOLUTION: During reproduction, a vehicle state monitoring means 7 monitors whether the vehicle is stopped or running, and based on the result, when a command selection means 4 is running, a menu based on a command recorded on an optical disc 1 is used. Disable image display requests,
When stopped, a MENU image is displayed in response to a MENU image display request by a command recorded on the optical disk 1. Therefore, when displaying the reproduced image of the optical disk reproducing apparatus from the TV monitor, or not displaying the reproduced image. Optimal reproduction can be performed in each case.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention
The present invention relates to an in-vehicle optical disc reproducing apparatus for optically recording and reproducing data such as VD audio, and particularly to a TV monitor, in addition to audio and video data, so that video and audio recorded on the optical disc can be easily selected. An optical disk having a so-called MENU image in which data to be reproduced can be visually selected by arranging item names and buttons on the screen can be reproduced, and the MENU is adapted to the situation of the TV monitor and the vehicle in which the reproducing apparatus is installed. The present invention relates to an optical disc reproducing apparatus capable of optimally selecting whether to display an image or not.

[0002]

2. Description of the Related Art In recent years, by increasing the density of optical discs and improving the technique of compressing moving picture data, audio and moving pictures are converted into digital data and then compressed and recorded on the optical disc as in DVD video and DVD audio. Optical disks tend to be put to practical use and spread. On such an optical disc, a MENU image composed of a moving image or a still image can be recorded.
The U image can have buttons arranged on the screen, and the operator can select a button with a remote controller or the like to find a specific song or scene assigned to the button. In order to automatically call up the display of the MENU screen at the end of reproduction of all tracks, a command for requesting a MENU image can be recorded in the management information of the optical disk. In such an optical disc reproducing apparatus, after the performance is completed, an area in which the command is stored is checked, and if a MENU call command is described therein, the MENU image is automatically called.

[0003] On the other hand, there are various types of products of the optical disc reproducing apparatus, so-called stationary players which are installed in a living room at home and are connected to a TV monitor, and video output and reproduction so that the battery driving time becomes longer. A form such as a portable player without a function and a video output terminal is conceivable. In an optical disc such as a DVD audio, in a product form used in a state of being connected to a TV monitor, an operation is performed so that a MENU image is automatically called, and in a product form used in a state of not being connected to a TV monitor. , Even MENU
Even if there is a command requesting image recall, M
It is common to operate so that calls to ENU images are ignored.

Recently, this type of optical disk reproducing apparatus is mounted on a vehicle, and a TV monitor connected to such an on-board optical disk reproducing apparatus is disclosed in Japanese Patent Application No. 8-331467.
As disclosed in Japanese Patent Application Laid-Open Publication No. H10-209, the state of the vehicle is detected based on the traveling signal of the vehicle, and when the vehicle is running, the reproduction of the image from the TV monitor is prohibited, or only the image signal interferes with driving safety. There is a structure that automatically switches to a reproduced video that does not cause a problem. In addition, various types of TV monitors mounted on vehicles have been commercialized, and a liquid crystal display is embedded in the dashboard of the vehicle. TV with a shape that can be stored in the dashboard when not needed
There is also a monitor.

[0005]

However, in the above-mentioned conventional optical disk reproducing apparatus, MEN is issued by a command.
If there is a U image display request, ignore this request or
Whether to display an ENU image has been uniquely determined depending on the product type. For this reason, for example, when the vehicle is running, the audio data recorded on the optical disk is reproduced, but the video data is not reproduced, or even if reproduced, the input switching of the TV monitor may be switched to another video source. Had the problem that

At this time, the conventional optical disk reproducing apparatus is M
If it was designed to display ENU images,
Since the MENU video cannot be displayed on the TV monitor, there is a problem that the performance is interrupted even though the operator cannot select a song or a scene. Further, even if the conventional optical disk reproducing apparatus is designed not to display the MENU image, the MENU image is not displayed even though the video data recorded in the optical disk can be reproduced from the TV monitor when the vehicle is stopped. There was a problem that it was not displayed on the monitor.

The power of the TV monitor is turned on and off independently of the optical disk reproducing device and the audio reproducing device.
Generally, an optical disc playback device designed to display a MENU image when the viewer turns off only the TV monitor turns the MENU image into a TUN image.
Since it cannot be displayed on the V monitor, there is a problem that the performance is interrupted even though the operator cannot select a song or a scene. Further, even if the conventional optical disc reproducing apparatus is designed not to display the MENU image, there is a problem that the MENU image is not called even though the video data can be reproduced while the power of the TV monitor is ON. Was.

When the TV monitor is of a shape that can be stored, and when the viewer stores the TV monitor on the dashboard of the vehicle, the MENU image is displayed on an optical disk reproducing apparatus designed to display a MENU image. To T
Since it cannot be displayed on the V monitor, there is a problem that the performance is interrupted even though the operator cannot select a song or a scene. Further, even if the conventional optical disc reproducing apparatus is designed not to display the MENU image, when the TV monitor is pulled out from the dashboard and the video can be displayed, the MENU image is displayed even though the video data can be reproduced. Had the problem of not being called.

SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems, in which a running state of a vehicle changes or a state in which a video signal from an optical disk reproducing apparatus is not displayed on a TV monitor by an operation of a viewer. It is an object of the present invention to provide an excellent in-vehicle optical disc reproducing apparatus capable of making an optimum judgment on a request for displaying a MENU image according to a state at that time even if the state changes.

[0010]

In order to achieve the above object, an on-vehicle optical disc reproducing apparatus according to the present invention monitors whether the vehicle is stopped or running during reproduction. The display request of the MENU image by the recorded command is invalidated, and when stopped, the MENU image is displayed in response to the display request of the MENU image by the command recorded on the optical disk. In this case, the optimum reproduction can be performed when displaying the reproduced video of the optical disc reproducing apparatus or when not displaying the reproduced video.

The on-vehicle optical disk reproducing apparatus according to the present invention monitors the input selection state of the video source displayed on the TV monitor during reproduction, and when the optical disk reproducing apparatus is not selected, the recorded information is recorded on the optical disk. The display request of the MENU image by the command is invalidated, and when selected, the ME request by the command recorded on the optical disc is selected.
The MENU image is displayed in response to the NU image display request, and the optimum reproduction is performed in the case of displaying the reproduced image of the optical disk reproducing device from the TV monitor or in the case of not displaying the reproduced image. It can be performed.

The on-vehicle optical disc reproducing apparatus according to the present invention monitors the state of the power switch of the TV monitor during reproduction, and when the power of the TV monitor is OFF, a request for displaying a MENU image by a command recorded on the optical disc. Is invalidated, and when ON, the MENU is displayed in response to a MENU image display request by a command recorded on the optical disk.
An image is displayed, and optimal playback can be performed in the case where the playback video of the optical disk playback device is displayed from the TV monitor or in the case where the playback video is not displayed.

The on-vehicle optical disk reproducing apparatus according to the present invention monitors the storage state of a storable TV monitor,
When the storage state of the V monitor is closed, the display request of the MENU image by the command recorded on the optical disk is invalidated, and when the storage state of the V monitor is open, the display request of the MENU image by the command recorded on the optical disk is disabled. The display is performed, and optimal playback can be performed in the case where the playback video of the optical disk playback device is displayed from the TV monitor or in the case where the playback video is not displayed.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention according to claim 1 of the present invention relates to reproduction of a MENU image of a still image or a moving image for selecting a recorded audio signal and a command having a meaning of calling the MENU image. Reading means for converting the information in the optical disc into an electric signal, and reading out the information in the optical disc converted by the reading means. Signal processing means for demodulating an audio signal and a video signal; vehicle state monitoring means for monitoring whether the vehicle on which the optical disc reproducing apparatus is installed is running or stopped; and selecting whether to accept the command or not. Command selection means, and when the vehicle state monitoring means determines that the vehicle is "running",
Ignore the command requesting the display of the MENU image,
If the vehicle state monitoring means determines that the vehicle is "stopping", the command selection means displays the MENU image on the TV monitor. There is an effect that the optimum reproduction can be performed in the case of displaying the reproduced video of the optical disk reproducing device or in the case of not displaying the reproduced video.

According to a second aspect of the present invention, the MENU image as a still image or a moving image for selecting a recorded audio signal and a command having a meaning of calling the MENU image are recorded in association with reproduction. A read-out unit for converting information in the optical disc into an electric signal, and an audio signal and a video signal based on the information in the optical disc converted by the read-out unit. A signal processing means for demodulating a signal; and a TV monitor input for monitoring whether a video signal output from the optical disc reproducing device is selected or another video source is selected in a video signal input selection state of the TV monitor. Selection monitoring means, and command selection means for selecting whether to accept the command or not. If the TV monitor input selection monitoring means determines that “an image of another source is selected”, the command for requesting display of the MENU image is ignored, and the TV monitor input selection monitoring means determines When it is determined that the video of the present optical disc reproducing apparatus is selected, the command selecting means for displaying the MENU image on the TV monitor is an on-vehicle optical disc reproducing apparatus. There is an effect that the optimum reproduction can be performed in the case of displaying the reproduced video of the optical disk reproducing device or in the case of not displaying the reproduced video.

According to a third aspect of the present invention, the MENU image as a still image or a moving image for selecting a recorded audio signal and a command having a meaning of calling the MENU image are recorded in association with reproduction. A read-out unit for converting information in the optical disc into an electric signal, and an audio signal and a video signal based on the information in the optical disc converted by the read-out unit. A signal processing unit for demodulating a signal, a TV monitor power switch monitoring unit for monitoring whether a power state of the TV monitor is ON or OFF, and a command selection unit for selecting whether to accept the command or not. , The TV
If the monitor power switch monitoring means determines "OFF", the command for requesting the display of the MENU image is ignored, and the TV monitor power switch monitoring means determines "O".
If it is determined to be “N”, the command selection means is to display the MENU image on the TV monitor. ,
Alternatively, there is an effect that optimal reproduction can be performed in each case where a reproduced video is not displayed.

According to a fourth aspect of the present invention, the MENU image as a still image or a moving image for selecting a recorded audio signal and a command having a meaning of calling the MENU image are recorded in association with reproduction. An on-vehicle optical disk reproducing apparatus for reproducing the optical disk and displaying the image on a TV monitor capable of storing a screen, comprising: a read unit for converting information in the optical disk into an electric signal; Signal processing means for demodulating an audio signal and a video signal from information; TV monitor storage state monitoring means for monitoring whether the storage state of the TV monitor is "open" or "closed"; and receiving or not receiving the command Command selection means for selecting whether the TV monitor storage state monitoring means is "closed". Ignoring a command requesting the display of the serial MENU image, when the TV monitor storage state monitoring means determines that "open" is the MENU image the TV
An optical disc reproducing apparatus characterized in that said command selecting means for displaying on a monitor is provided, wherein an optimum reproduction is performed in a case where a reproduced video of the optical disc reproducing apparatus is displayed from a TV monitor or in a case where no reproduced video is displayed. Can be performed.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. (Embodiment 1) FIG. 1 is a schematic block diagram of a DVD audio reproducing apparatus which is an in-vehicle optical disk reproducing apparatus according to Embodiment 1 of the present invention. In FIG. 1, 1 is an optical disk, 2 is a reading means for converting information on the optical disk 1 into an electric signal, and 3 is a signal processing means for demodulating an audio signal and a video signal from the information in the optical disk 1 converted by the reading means 2. 4 is the ME recorded on the optical disc 1
Command selection means for deciding whether or not to display an NU image, 5 a video output terminal for connecting a video signal demodulated by the signal processing means 3 to an external TV monitor, and 6 a voice demodulated by the signal processing means 3 An audio output terminal 7 connects the data to an external audio reproducing device. Reference numeral 7 denotes a vehicle state monitoring means for monitoring whether the vehicle equipped with the present device is running or stopped.

FIG. 5 shows an information recording area in an optical disk used in each embodiment of the present invention. In FIG. 5, reference numeral 11 denotes a MENU image storage area in the optical disc 1,
11a is a MENU image information having a still image and a button image to be synthesized with the still image, and selected tune information associated with the button image, 12 is a reproduction data storage area in the optical disc 1, and 12a is a first reproduction data. , 12b
Is the second reproduction data, 12c is the third reproduction data, 12
d is fourth reproduction data, and 12e is fifth reproduction data.

FIG. 6 shows the contents of the information on the MENU image. In FIG. 6, 13 is song selection information assigned to button 1, 14 is song selection information assigned to button 2, 15 is song selection information assigned to button 3, and 16 is song selection information assigned to button 4. Information, 1
7 is music selection information assigned to the button 5.

Next, the operation of the first embodiment will be described with reference to FIG.
This will be described with reference to the flowchart shown in FIG. The vehicle state monitoring means 7 determines whether the vehicle is running or stopped based on the running pulse of the vehicle or the state of the parking brake. When there is a request to display a MENU image by a command recorded on the optical disk during reproduction (step S1), the command selection means 4 sets the vehicle state monitoring means 7
It is determined whether or not the MENU image is to be displayed based on the determination result (step S2). If the vehicle is running, the current performance is continued ignoring the display request (step S3). If the vehicle state monitoring means 7 determines that the vehicle is stopped, the current performance is interrupted and a MENU image is displayed (step S).
4), the process ends (step S5).

As described above, according to the first embodiment, the vehicle state monitoring means 7 monitors whether the vehicle is stopped or running during reproduction, and based on the result, the command selection means 4 determines whether the vehicle is running. In the case of, the display request of the MENU image by the command recorded on the optical disk is invalidated.
Since the MENU image is displayed in response to the MENU image display request by the command recorded on the optical disc, the TV
Optimal playback can be performed in the case where the playback video of the optical disk playback device is displayed from the monitor or in the case where the playback video is not displayed.

(Embodiment 2) FIG. 2 is a schematic block diagram of a DVD audio reproducing apparatus which is an on-vehicle optical disk reproducing apparatus according to Embodiment 2 of the present invention. In FIG. 2, 1 is an optical disk, 2 is a reading means for converting information on the optical disk 1 into an electric signal, and 3 is a signal processing means for demodulating an audio signal and a video signal from the information in the optical disk 1 converted by the reading means 2. Reference numeral 4 denotes a command selection means for determining whether or not to display a MENU image recorded on the optical disk 1; 5, a video output terminal for connecting a video signal demodulated by the signal processing means 3 to an external TV monitor;
Is an audio output terminal for connecting the demodulated audio data of the signal processing means 3 to an external audio reproducing apparatus, and 8 is a video signal input state of a TV monitor connected to the present apparatus for selecting a video signal output from the optical disk reproducing apparatus. TV monitor input selection monitoring means for monitoring whether or not another video source is selected.

Next, the operation of the second embodiment will be described with reference to FIG.
This will be described with reference to the flowchart shown in FIG. The TV monitor input selection state monitoring means 8 sequentially determines whether or not the video signal from the optical disc reproducing apparatus is currently selected by communicating with the connected TV monitor. When a MENU image display request is issued by a command recorded on the optical disk during reproduction (step S11), the command selection means 4 determines the MENU image based on the determination result of the TV monitor input selection state monitoring means 8.
It is determined whether or not to display an image (step S12).
If the video signal is not selected, the display request is ignored and the current performance is continued (step S13). If it is determined that the TV monitor input selection state monitoring means 8 has been selected, the current performance is interrupted, a MENU image is displayed (step 14), and the process ends (step S1).
5).

As described above, according to the second embodiment, the TV monitor input selection state monitoring means 8 monitors the input selection state of the video source displayed by the TV monitor during reproduction, and based on the result, a command is issued. When the optical disk playback device is not selected, the selection unit 4 invalidates a request for displaying a MENU image by a command recorded on the optical disk, and when selected, displays a MENU image by a command recorded on the optical disk. MEN for request
Since the U image is displayed, optimal playback can be performed in the case where the playback video of the optical disk playback device is displayed from the TV monitor or in the case where the playback video is not displayed.

(Embodiment 3) FIG. 3 is a schematic block diagram of a DVD audio reproducing apparatus which is an on-vehicle optical disk reproducing apparatus according to Embodiment 3 of the present invention. In FIG. 3, 1 is an optical disk, 2 is a reading means for converting information on the optical disk 1 into an electric signal, and 3 is a signal processing means for demodulating an audio signal and a video signal from the information in the optical disk 1 converted by the reading means 2. Reference numeral 4 denotes a command selection means for determining whether or not to display a MENU image recorded on the optical disk 1; 5, a video output terminal for connecting a video signal demodulated by the signal processing means 3 to an external TV monitor;
Reference numeral 9 denotes an audio output terminal for connecting the audio data demodulated by the signal processing means 3 to an external audio reproducing device. Reference numeral 9 denotes a TV monitor power supply for monitoring whether the power status of the TV monitor device connected to the present device is ON or OFF. It is a switch monitoring means.

Next, the operation of the third embodiment will be described with reference to FIG.
This will be described with reference to the flowchart shown in FIG. By monitoring the power switch of the connected TV monitor, the TV monitor power monitoring means 9 sequentially determines whether or not the video signal from the present optical disc reproducing apparatus can or cannot be reproduced. When a MENU image display request is made by a command recorded on the optical disk during reproduction (step S21), the command selection unit 4 determines whether to display the MENU image based on the determination result of the TV monitor power supply monitoring unit 9. Is determined (step S22). When the power of the TV monitor is OFF, the current performance is continued ignoring the display request (step S23). If the TV monitor power switch monitoring means 9 is determined to be ON, the current performance is interrupted and a MENU image is displayed (step 2).
4), the process ends (step S25).

As described above, according to the third embodiment, the state of the power switch of the TV monitor is monitored by the TV monitor power monitoring means 9 during reproduction, and based on the result, the command selecting means 4 causes the command selection means 4 to operate the TV monitor. When the power is off,
The display request of the MENU image by the command recorded on the optical disk is invalidated. When ON, the display of the MENU image is performed in response to the display request of the MENU image by the command recorded on the optical disk. When displaying the playback video of the optical disc playback device,
Alternatively, optimal playback can be performed in each case where the playback video is not displayed.

(Embodiment 4) FIG. 4 is a schematic block diagram of a DVD audio reproducing apparatus which is an on-vehicle optical disk reproducing apparatus according to Embodiment 4 of the present invention. In FIG. 4, 1 is an optical disk, 2 is a reading means for converting information on the optical disk 1 into an electric signal, and 3 is a signal processing means for demodulating an audio signal and a video signal from the information in the optical disk 1 converted by the reading means 2. Reference numeral 4 denotes a command selection means for determining whether or not to display a MENU image recorded on the optical disk 1; 5, a video output terminal for connecting a video signal demodulated by the signal processing means 3 to an external TV monitor;
Is an audio output terminal for connecting the demodulated audio data of the signal processing means 3 to an external audio reproducing device, and 10 is a TV for monitoring whether the storage state of a storable TV monitor connected to this device is open or closed. Monitor storage state monitoring means.

The TV monitor in the present embodiment is of a liquid crystal display type embedded in a dashboard of a vehicle, and a TV monitor opening / closing cover 19 is provided on a dashboard 18 as shown in FIG. The TV monitor storage state monitoring switch 20 is disposed below the switch. When the cover 19 is opened as shown in FIG. 11A, the screen of the TV monitor 21 appears. In addition to such a storage structure, the cover 1
The structure may be such that a liquid crystal display is arranged on the back side of 9 and the screen of the TV monitor appears by inverting the cover 19.

Next, the operation of the fourth embodiment will be described with reference to FIG.
This will be described with reference to the flowchart shown in FIG. The TV monitor storage state monitoring means 10 is connected to a storable TV.
Monitor the status of the monitor. TV monitor
When stored as shown in (a), the TV state monitoring switch 20 is turned off, and when opened, as shown in FIG. 11B, the TV state monitoring switch 20 is turned on. When a MENU image display request is issued by a command recorded on the optical disk during reproduction (step S3)
1), the command selection means 4 determines whether or not to display a MENU image based on the determination result of the TV monitor storage state monitoring means 10 (step S32). If the TV monitor is stored and closed, the current performance is continued ignoring the display request (step S33). TV state monitoring means 1
If 0 is determined to be open, the current performance is interrupted and MENU
The image is displayed (step 34), and the process ends (step S35).

As described above, according to the fourth embodiment, the storage state of the storable TV monitor is monitored by the TV monitor storage state monitoring means 10, and based on the result, the command selection means 4 causes the TV monitor storage state to be stored. When the state is closed, the request for displaying the MENU image by the command recorded on the optical disk is invalidated. When the state is open, the request for displaying the MENU image by the command recorded on the optical disk is canceled.
Since the NU image is displayed, the optimum reproduction can be performed in the case of displaying the reproduced image of the optical disk reproducing device from the TV monitor or in the case of not displaying the reproduced image.

[0033]

As described above, according to the first aspect of the present invention, when the vehicle is running and the playback image of the optical disk playback device is not output from the TV monitor, the command recorded on the optical disk is output. When the vehicle stops and a video can be output, the ME image display request by
By displaying the NU image, there is an effect that the MENU image can be automatically displayed only when the TV monitor is displaying the output image of the optical disk reproducing device.

According to the second aspect of the present invention, the TV
When the input switching of the monitor is another source and the playback video of the optical disc reproducing apparatus is not output, the display request of the MENU image by the command recorded on the optical disc is ignored, and when the output is performed, , MENU
By displaying an image, the ME is automatically displayed only when the TV monitor is displaying the output video of the optical disk playback device.
There is an effect that NU images can be displayed.

According to the third aspect of the present invention, the TV
When the power of the monitor is turned off and the reproduced video of the optical disk reproducing apparatus is not output, the display request of the MENU image by the command recorded on the optical disk is ignored, and when the power is on, the display of the MENU image is not performed. By doing, TV
There is an effect that the MENU image can be automatically displayed only when the monitor is displaying the output image of the optical disk reproducing device.

According to the fourth aspect of the present invention, the TV
When the main body of the monitor is stored and the reproduced video of the optical disk reproducing apparatus is not visible to the viewer, the display request of the MENU image by the command recorded on the optical disk is ignored, and the main body is opened, and the reproduced video is Is visible to the viewer, displaying the MENU image has an effect that the MENU image can be automatically displayed only when the TV monitor is displaying the output image of the optical disk reproducing device.

[Brief description of the drawings]

FIG. 1 is a block diagram of an in-vehicle optical disc reproducing apparatus according to Embodiment 1 of the present invention.

FIG. 2 is a block diagram of an on-vehicle optical disc reproducing apparatus according to Embodiment 2 of the present invention;

FIG. 3 is a block diagram of an in-vehicle optical disc reproducing apparatus according to Embodiment 3 of the present invention.

FIG. 4 is a block diagram of an on-vehicle optical disc reproducing apparatus according to Embodiment 4 of the present invention.

FIG. 5 is a schematic diagram showing a recording area in an optical disk used in the present invention.

FIG. 6 is a schematic diagram showing MENU image information recorded in an optical disk used in the present invention.

FIG. 7 is a flowchart showing the operation of the command selection means according to the first embodiment of the present invention.

FIG. 8 is a flowchart showing the operation of a command selecting means according to the second embodiment of the present invention.

FIG. 9 is a flowchart showing an operation of a command selecting means according to the third embodiment of the present invention.

FIG. 10 is a flowchart showing an operation of a command selection unit according to the fourth embodiment of the present invention.

11A is a schematic perspective view showing a state where a TV monitor opening / closing cover is closed. FIG. 11B is a schematic perspective view showing a state where a TV monitor opening / closing cover is opened.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 optical disk 2 reading means 3 signal processing means 4 command selection means 5 video output terminal 6 audio output terminal 7 vehicle state monitoring means 8 TV monitor input monitoring means 9 TV monitor power switch monitoring means 10 TV monitor storage state monitoring means 18 dashboard 19 TV monitor opening / closing cover 20 TV monitor storage state monitoring switch 21 TV monitor

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) G11B 27/34 N 9A001 F-term (Reference) 2F029 AA02 AC18 3D020 BA04 BA05 BC03 BD05 BD08 BE03 5C052 AA04 AB04 CC06 DD04 DD06 EE02 EE03 EE05 5D077 AA28 BB08 CA02 DC39 EA34 HC23 HC26 5H180 AA01 BB13 FF25 FF27 FF33 9A001 EE02 EZ04 HH15 HH23 JJ77 KK62

Claims (4)

[Claims] 1. An optical disk in which a recorded MENU image as a still image or a moving image for selecting a sound signal and a command having a meaning of calling the MENU image are associated with the reproduction, and the recorded optical disk is reproduced and displayed on a TV monitor. A reading unit for converting information in the optical disk into an electric signal; a signal processing unit for demodulating an audio signal and a video signal from the information in the optical disk converted by the reading unit; Vehicle status monitoring means for monitoring whether the vehicle on which the optical disc reproducing apparatus is installed is running or stopped, and command selection means for selecting whether to accept the command or not; If it is determined that the vehicle is “running,” the command for requesting the display of the MENU image is ignored, and the vehicle The on-vehicle optical disc reproducing apparatus according to claim 1, wherein when the status monitoring means determines that the status is "stop", the command selecting means displays the MENU image on the TV monitor. 2. The MENU image and the MENU as a still image or a moving image for selecting a recorded audio signal.
An on-vehicle optical disc reproducing apparatus for reproducing an optical disc recorded with a command having a meaning of calling an image in association with the reproduction and displaying the command on a TV monitor, a reading unit for converting information in the optical disc into an electric signal, and the reading unit Signal processing means for demodulating an audio signal and a video signal from the information in the optical disc converted by the optical disc, and a video signal input selection state of the TV monitor, the video signal output from the optical disc reproducing apparatus being selected,
A TV monitor input selection monitoring means for monitoring whether another video source is selected, and a command selection means for selecting whether or not to accept the command;
If the monitor input selection monitoring means determines that “an image of another source is selected”, the command for requesting the display of the MENU image is ignored, and the TV monitor input selection monitoring means determines that If it is determined that the video has been selected, the command selecting means displays the MENU image on the TV monitor. 3. The MENU image and the MENU image as a still image or a moving image for selecting a recorded audio signal.
An on-vehicle optical disc reproducing apparatus for reproducing an optical disc recorded with a command having a meaning of calling an image in association with the reproduction and displaying the command on a TV monitor, a reading unit for converting information in the optical disc into an electric signal, and the reading unit Signal processing means for demodulating an audio signal and a video signal from the information in the optical disc converted by the above, a TV monitor power switch monitoring means for monitoring whether the power status of the TV monitor is ON or OFF, and Command selection means for selecting whether or not to accept the command. If the TV monitor power switch monitoring means determines "OFF", the command for requesting display of the MENU image is ignored and the TV monitor power switch is ignored. If the monitoring means determines “ON”, the ME
An on-vehicle optical disc reproducing apparatus, which is the command selecting means for displaying a NU image on the TV monitor. 4. The MENU image and the MENU as a still image or a moving image for selecting a recorded audio signal.
Playback of an optical disc in which a command having a meaning of calling an image is associated with playback and playback of the recorded optical disc is performed.
In an on-vehicle optical disc reproducing apparatus for displaying on a V monitor, a reading means for converting information in the optical disc into an electric signal, and a signal processing for demodulating an audio signal and a video signal from the information in the optical disc converted by the reading means Means and the storage state of the TV monitor is "open"
A TV monitor storage status monitoring means for monitoring whether the command is "closed" and a command selection means for selecting whether or not to accept the command, and the TV monitor storage status monitoring means determines that the status is "closed". In this case, the command for requesting the display of the MENU image is ignored, and when the TV monitor storage state monitoring means determines that it is "open", the M
An on-vehicle optical disc reproducing apparatus, which is the command selecting means for displaying an ENU image on the TV monitor.