JP2005339618A - Disk device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a disk device which can easily perform the initialization of a disk and the initialization of the disk device, by a simple operation. <P>SOLUTION: The disk device is provided with: an initialization key for generating an instruction related to the initialization; a display means 13 for displaying menu items related to the initialization of the disk 2 and the disk device 1 on a screen; and a control means 15 which controls the display means 13 so that a sign for selecting the initialization of either the disk 2 or the disk device 1 is displayed on the screen, when the initialization start instruction is inputted from initialization key, which then reads out the information of the disk 2 when the initialization start instruction for the disk 2 is inputted from the initialization key, which makes the initialization be executed when it is not the prescribed format, and which makes the prescribed initialization be executed when the initialization start instruction for the disk device 1 is inputted. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a disk device such as a DVD player that records or reproduces information on a DVD (Digital Versatile Disc), and more particularly to a disk device that can easily initialize a disk and a DVD player.

  As an example of initializing an information storage medium and a playback apparatus using the same, an audio recording / playback apparatus that can detect whether or not a memory card is formatted in a predetermined format has been proposed (for example, Patent Documents). 1).

  This is equipped with a format button, a display, a main control circuit, etc. When the memory card is mounted at a predetermined position, the main control circuit reads the format state from the stored information and formats it with a file structure dedicated to digital dictation. It is judged whether it is done.

  When the memory card is not formatted in this format, the memory card is displayed on a display unit, and then the memory card is formatted with a file structure dedicated to digital dictation.

Thus, the user can determine whether or not the memory card is formatted in a predetermined format, and if it is not formatted, the user can instruct the format at that time.
JP, 10-20899, A In addition, in an embedded device that backs up data using a RAM, such as a PDA, there is known an embedded device initialization method that protects and initializes at least part of user data. (For example, refer to Patent Document 2).

  In response to a hard reset selection signal instructing the hard reset mode of the embedded device selected by the user, the control unit responds with a confirmation message that warns the user of the selection of the hard reset mode. It has come to offer.

As a result, data loss due to an unintended mistake of the user can be prevented in advance, and data can be stored more safely.
JP 2003-271265 A

  By the way, the audio recording / reproducing apparatus of the above-mentioned patent document 1 enables the formatting at the time when the memory card is not formatted in a predetermined format. Such a disk-type information storage medium cannot be formatted with a simple operation.

  In addition, the method for initializing an embedded device disclosed in Patent Document 2 can protect and initialize at least a part of user data by preventing data loss in advance. The formula information storage medium cannot be formatted.

  Accordingly, the present invention has been made in view of the above problems, and an object of the present invention is to provide a disk device that can easily initialize a disk and a disk device by a simple operation.

  In order to achieve the above object, a disk apparatus according to the present invention includes an initialization key for issuing a command relating to initialization, display means for displaying menu items relating to initialization of the disk and the disk apparatus, and the initialization. When an initialization start command is input from the key, the display means is controlled to display a sign for selecting either initialization of the disk or the disk device on the screen, and then initialization of the disk is started from the initialization key. When a command is input, the disk information is read and initialization is performed when the format is not a predetermined format, while when the disk device initialization start command is input, control means for performing a predetermined initialization; It is equipped with.

  The disk device according to the present invention for achieving the above object includes an initialization key for issuing a command relating to initialization and setting, and display means for displaying a menu item relating to initialization of the disk and the disk device on a screen. When an initialization start command is input from the initialization key, the display unit is controlled to display a sign for selecting either initialization of the disk or the disk device on the screen, and then from the initialization key When a selection command for either a disk or a disk device is input, a control means is provided for executing predetermined initialization in accordance with the selection.

  Further, the control means reads the information on the disc when the disc initialization start command is inputted, and executes the initialization when the format is not a predetermined format.

  When the disk device setting start command is input from the initialization key, the control unit controls the display unit to display the setting items of the disk device on the screen. When a command for selecting all of them is input, setting of all items is executed, and when a command for selecting a specific setting item is input, setting of only the selected item is executed.

  In addition, when the control unit displays the setting item of the disk device on the screen, when a command for selecting a specific setting item is input from the initialization key, the setting of only the selected item is executed. It is characterized by that.

  As described above, when a disk initialization start command is input from the initialization key, the disk device according to the present invention reads the information on the disk and executes initialization when the format is not a predetermined format. When an initialization start command is input, predetermined initialization is executed, so that there is an effect that the initialization of the disk and the initialization of the disk device can be easily performed by a simple operation of the user while viewing the display.

  In addition, the disk device according to the present invention for achieving the above object causes a predetermined initialization to be executed according to the selection when either a disk or a disk device selection command is input from the initialization key. There is an effect that the initialization of the disk and the initialization of the disk device can be easily performed by a simple operation of the user while watching.

  In addition, the control means reads the information on the disk when a disk initialization start command is input, and executes initialization when the disk is not in a predetermined format, so that the user can use the disk immediately without having to confirm the disk format. There are advantages that can be done.

  In addition, when the command for selecting all of the setting items of the disk device is input from the initialization key, the control means executes the setting of all the items, and when the command for selecting a specific setting item is input, Since only the selection items are set, there is an advantage that the setting according to the needs of the user can be performed quickly.

  In addition, when the control means is displaying the setting item of the disk device on the screen, if a command for selecting a specific setting item is input from the initialization key, only the selected item is set. There is an advantage that the setting according to the arbitrary selection can be quickly made.

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

  FIG. 1 is a block diagram showing an electrical configuration of a disk device according to an embodiment of the present invention.

  The disc device according to the present embodiment is applied to the DVD player 1 and has a configuration in which the recorded information of the DVD 2 is reproduced by pressing a remote controller (remote controller) 16 and a desired image is displayed on the screen of the monitor 11. It has become.

  In the DVD 2, video / audio information is recorded in the information recording area of the recording track.

  The DVD 2 is pre-assigned an address for indicating a fine point (position) in a spiral recording track when video / audio information is written in the information recording area as digital data. This address corresponds to the elapsed time from the first recording position to the last recording position of the video / audio information.

  Then, in the TOC area of the lead-in area, the recording position of each chapter and each title is recorded by address data corresponding to the elapsed time information from the recording start position (first chapter of title number 1).

  Therefore, when the data in the TOC area is read, the title number and chapter number of the movie recorded in the information recording area of the recording track, the recording start and end positions, the detailed recording time, etc. are displayed on the monitor 11. It can be displayed on the screen.

  In FIG. 1, reference numeral 3 denotes a drive system motor, which drives the DVD 2 to rotate. An optical pickup 4 sends information optically read from the track of the DVD 2 to a signal processing unit (not shown). This signal processing unit is connected to the reading unit 6 and the control unit 15, and performs signal processing on the read information and transmits it to each.

  Note that the operation speed of the motor 3 and the optical pickup 4 is controlled by the servo control unit 5.

  The reading unit 6 sends the compressed video / audio data read from the DVD 2 to the separation unit 7. The separation unit 7 separates the compressed video / audio data into a compressed video data bucket and a compressed audio data bucket, and transmits the compressed video / data data bucket to the decompression unit 8.

The decompressing unit 8 decodes the compressed video data bucket and the compressed audio data bucket separated by the separating unit 7 and decompresses them to the original video / audio information.
The reading unit 6, separation unit 7 and decompression unit 8 are constituted by a general decoder IC.

  A video information output unit 9 converts the video data expanded by the expansion unit 8 into an NTSC or PAL color television signal for display on the screen of a monitor 11 such as a television. Output.

  Reference numeral 10 denotes an audio information output unit, which sends out the audio data expanded by the expansion unit 8 to the speaker 12 for sound emission.

  Reference numeral 13 denotes a display circuit for OSD (On Screen Display), and an output is connected to the video information output unit 9. Then, based on the display control of the control unit 15, an OSD signal is output to the video information output unit 9 to display a menu, initialization items, and the like on the screen of the monitor 11.

  There are two types of initialization, SET (DVD player 1) and DISC (DVD2). In initialization of SET, language, time and audio are displayed. The language is the main language set at the time of shipment from the factory, and the time is the setting and adjustment of the current time.

  Audio is MP3 (MPEG Audio Layer-3), PCM (Pulse Code Modulation), DTS (Digital Theater System), Dolby Digital (digital multi-channel audio standard) and dynamic range (minimum and highest sound that can be played) Ratio: db) and the like.

  On the other hand, the DISC is initialized by formatting the DVD to a standard adopted by the DVD player 1 among the DVD-RAM and the DVD-RW.

  Reference numeral 14 denotes a receiving unit that receives an infrared signal transmitted from a remote controller 16 to be described later, and sends a transmission signal to the control unit 15 side.

Reference numeral 15 denotes a control unit composed of a microcomputer, which includes a memory and a timer, and controls the operation of the entire apparatus. The control unit 15 is unidirectionally or bidirectionally connected depending on each part of the circuit and its function.
Then, the mode shifts to a mode corresponding to the command signal from the remote controller 16, and a control signal is sent to the servo control unit 5 to control the drive mechanism, so that various types such as normal reproduction, slow reproduction, fast forward, fast reverse and stop are performed. Perform the action.

  In addition, operation control of the reading unit 6, the separation unit 7, the decompression unit 8, and the like is performed, the recording information of the DVD 2 is read, video is displayed on the screen 11 a of the monitor 11, and sound is emitted from the speaker 12.

The control unit 15 stores in advance data for rewriting various DVDs in a format usable by the DVD player 1 in a memory.
When the initialization key 19 of the remote controller 16 is pressed, a menu or a selection item is displayed on the screen 11a of the monitor 11 according to this, and then control according to the selection command is performed. .

  Reference numeral 16 denotes a remote controller, and various operation keys for operating the DVD player 1 are provided on the remote controller body.

  As the operation keys, a power key 17 for turning on / off the power, an opening / closing key for opening / closing the tray, and the like are arranged on the front side of the remote control main body, as in a general remote controller.

  In addition, a numeric keypad 18, a menu key 19, an initialization key 20, a format key 21 and the like are provided in the approximate center of the remote control body. On the rear side, a cursor key 22, a determination key 23, and the like are provided.

  The menu key 19 outputs a command for displaying a menu (MENU) on the screen 11 a of the monitor 11. The initialization key 20 outputs a SET initialization or DISC initialization command. When SET is set, a setting command can also be output.

  The format key 21 outputs a command for starting the formatting of the DVD 2. The cursor key 22 also functions as a function key, and play, stop, fast forward, and fast reverse functions are assigned to the keys arranged vertically and horizontally.

  When the cursor key 22 is operated when a menu is displayed on the screen 11a of the monitor 11 with the menu key 19, the cursor on the screen 11a is moved to output a command for selecting a desired item. It has become.

  The decision key 23 outputs a command for deciding a selection item displayed on the screen 11a in accordance with the operation of the key.

  In the remote controller 16 configured as described above, when any key is pressed, information corresponding to the operation content is transmitted to the DVD player 1 side as an infrared signal.

  Next, the operation of the DVD player will be described with reference to the drawings.

  First, initialization of the DVD player 1 and the DVD 2 will be described.

  The user can start initialization immediately by operating the initialization key 20 of the remote controller 16, but can also be initialized by operating the menu key 19.

  When the menu key 19 is operated, the control unit 15 controls the display circuit 13 to display the menu on the screen 11a of the monitor 11 as shown in FIG.

  The items in this menu are setting, initialization, convenient functions, and the like. When the user operates the cursor key 22 to select initialization and presses the enter key 23, the control unit 15 shifts to the initialization mode. .

  In this initialization mode, characters of initialization, SET initialization and DISC initialization are displayed as shown in FIG. 4, and initialization can be started by selecting one of them.

  On the other hand, when the user operates the initialization key 20 of the remote controller 16, the control unit 15 displays characters of initialization, SET initialization, and DISC initialization as shown in FIG.

  First, if it is desired to initialize the DVD player 1, if the initialization of the SET is selected, as shown in FIG. 5, “Is it OK to initialize the SET?” “YES” “NO” is displayed.

  Here, if “YES” is selected, SET initialization is started as shown in FIG. 7, and three types of language, time, and audio are displayed.

  When the user selects audio, MP3, PCM, DTS, Dolby Digital and dynamic range are displayed as shown in FIG.

  For example, when the user selects and determines MP3, the audio layer 3 can be initialized to the MPEG format.

  Similarly, when PCM, DTS, Dolby Digital, or dynamic range is selected, any of them can be easily initialized.

  Next, DVD initialization will be described.

  First, when the DVD 2 is inserted and set at a predetermined position of the DVD player 1, the management information of the DVD 2 is read and sent to the control unit 15.

  The control unit 15 collates the management information of the DVD 2 with the format information stored in the memory, and starts initialization when they do not match.

  As described above, when the DVD 2 is inserted and set at a predetermined position, the initialization is automatically performed regardless of the type, so that the recording can be started immediately.

  In addition, when initializing the DVD 2 that has been used once, if the initialization key 20 of the remote controller 16 is operated, characters of initialization, SET initialization, and DISC initialization are displayed as shown in FIG.

  Here, when DISC initialization is selected, “YES to DISC?” “YES” “NO” are displayed as shown in FIG.

  At this time, when “YES” is selected, DISC initialization is started, and the format adopted by the DVD player 1 is initialized. Therefore, this DVD can be used immediately.

  By the way, although the initialization of the DVD player 1 has been described, the setting can be performed again.

  In this case, when the menu key 19 is operated, the control unit 15 controls the display circuit 13, and the setting, initialization, and convenient functions are displayed on the screen 11a of the monitor 11 as shown in FIG.

  Here, when the user selects the setting and presses the enter key 23, the control unit 15 shifts to the setting mode.

  In this setting mode, although not shown, language, time, and audio characters are displayed together with the setting title.

  At this time, when the user selects a setting title and presses the enter key 23, the control unit 15 returns all the language, time, and audio to the factory default settings.

  On the other hand, when the user selects language, time or audio, individual settings can be started.

  For example, when audio is selected, MP3, PCM, DTS, Dolby Digital, and dynamic range can be reset to the initial state.

  The present invention is not limited to the above embodiments, and various modifications can be made without departing from the spirit of the present invention.

It is a block diagram which shows the electric constitution of the disc apparatus which is one Embodiment of this invention. It is outline | summary explanatory drawing of a remote control device. It is a screen figure of the menu displayed on the monitor. It is a screen figure of the initialization classification displayed on the monitor. It is a screen figure of SET initialization displayed on the monitor. It is a screen figure of DISC initialization displayed on the monitor. It is a screen figure which shows the example of SET initialization displayed on the monitor. It is a screen figure which shows the content of the audio displayed on the monitor.

Explanation of symbols

1 disk device 2 disk device 13 display means 15 control means

Claims (5)

An initialization key that issues a command for initialization;
Display means for displaying on the screen menu items relating to initialization of the disk and disk device;
When an initialization start command is input from the initialization key, the display unit is controlled to display a sign for selecting either initialization of the disk or the disk device on the screen,
Next, when a disk initialization start command is input from the initialization key, this disk information is read and the initialization is executed when the format is not a predetermined format, while the disk device initialization start command is input. And a control means for executing predetermined initialization. An initialization key for issuing commands relating to initialization and settings;
Display means for displaying on the screen menu items relating to initialization of the disk and disk device;
When an initialization start command is input from the initialization key, the display unit is controlled to display a sign for selecting either initialization of the disk or the disk device on the screen,
Then, when a selection command for either the disk or the disk device is input from the initialization key, a disk device comprising control means for executing a predetermined initialization according to the selection command. 3. The disk apparatus according to claim 2, wherein the control unit reads information on the disk when an instruction to start initialization of the disk is input, and executes initialization when the disk is not in a predetermined format. When the control unit inputs a setting start command of the disk device from the initialization key, the control unit controls the display unit to display the setting items of the disk device on the screen. 3. The setting of all items is executed when a command for selecting is input, and only the selected item is set when a command for selecting a specific setting item is input. Disk unit. When the control means is displaying the setting item of the disk device on the screen, when a command for selecting a specific setting item is input from the initialization key, the setting of only the selected item is executed. 3. The disk device according to claim 2, wherein: