JP2001229606A - Disk device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a disk device capable of almost surely preventing the breakage of a disk at the time of taking out it from a device main body. SOLUTION: This disk device 1 inhibits that a tray 10 is moved to the mounting position at the time of reading, writing or reproducing data to/from the disk taken in into a main body. Thus, the disk to be processed inside the main body is not discharged to the outside of the main body. Thus, the breakage of the disk at the time of taking out the disk from the main body is almost surely prevented.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a disk drive for reading data, writing data, or reproducing data from a disk-shaped recording medium such as a CD-ROM or MD.

[0002]

2. Description of the Related Art Heretofore, data has been read (Read) from a disk-shaped recording medium such as a CD-ROM or MD.
d) A disk device that executes data writing (Write) or data reproduction (Play) has been put to practical use. This type of disk device reads data, writes data, or scans data by scanning an optical pickup head while rotating a disk-shaped recording medium (hereinafter simply referred to as a disk) taken in the main body. Is running.

In addition, the user is prevented from opening and closing a door provided at an insertion slot for inserting a disc and inserting / removing a tray on which a disc is loaded during scanning of a disc taken in the main body. In order to prevent the main body and the disk from being damaged, a device has been proposed (Japanese Patent Application Laid-Open No. Sho 64-57478, Japanese Utility Model Publication No. 3-2531).
No. 9).

[0004]

However, the disc device is provided with an eject switch which is operated when ejecting the disc taken in the main body. In a conventional general disk device, data is read from a disk taken in the main body,
Even when data is being written or data is being reproduced, when the eject switch is operated, the disc is forcibly ejected without stopping the rotation of the disc. For this reason, if a user operates the eject switch by mistake while reading data, writing data, or reproducing data from a disc loaded into the main body, the user rotates the eject switch inside the main body. Is ejected to the outside of the main body, causing a problem that the disc is damaged.

An object of the present invention is to provide a disk device that can almost certainly prevent the disk from being damaged when the disk is ejected from the device main body.

[0006]

The disk device according to the present invention has the following arrangement to solve the above-mentioned problems.

(1) A disk-shaped recording medium inserted in the main body is rotated to read recorded data, write data, or reproduce recorded data with respect to the recording medium. A disk device provided with means for executing at least one of the above is provided with a lock means for prohibiting ejection of the recording medium during reading of the data, writing of the data, or reproduction of the data.

In this configuration, when data is read from, written to, or reproduced from a disk taken into the main body, the ejection of the disk to the outside of the main body is prohibited. Therefore, the rotating disk is not ejected from the apparatus main body, and damage to the disk at the time of ejection can be prevented almost certainly.

(2) a tray on which the recording medium is placed;
The tray is moved between a mounting position on the outer side of the main body on which the recording medium is mounted and a processing position on the inner side of the main body for reading the data, writing data, or reproducing data on the recording medium. Tray moving means for moving,
And the locking means is means for restricting the movement of the tray to the mounting position.

In this configuration, the movement of the tray on which the disk is mounted to the mounting position is restricted, so that the ejection of the disk outside the main body is prohibited.

(3) An eject switch, which is operated when ejecting a disc taken in the main body, is provided for reading data, writing data, or reproducing data with respect to the recording medium taken in the main body. If the eject switch is operated during this, the reading of the data being executed, the writing of the data, or the reproduction of the data is stopped, and the rotation of the recording medium is stopped, and then the recording medium is ejected.

In this configuration, when the eject switch is operated, the reading of the data being executed, the writing of the data, or the reproduction of the data are stopped, and the rotation of the recording medium is stopped. Is ejected, it is possible to easily take out the disc from the apparatus main body, and it is possible to almost certainly prevent the disc from being damaged at the time of ejection.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a disk drive according to an embodiment of the present invention will be described. FIG. 1 is a diagram showing an appearance of a disk device according to an embodiment of the present invention, and FIG. 2 is a diagram showing a state in which a tray on which a CD-ROM as a recording medium is mounted is moved to a mounting position. It is. FIG. 3 is a block diagram showing a configuration of a disk device according to an embodiment of the present invention. In the disk device 1 of this embodiment, data is read (Read) from a CD-ROM (hereinafter, referred to as a disk) loaded into the main body.
d), data writing (Write), and data reproduction (Play) processing can be performed.

The disk device 1 of this embodiment has a control unit 2 for controlling the operation of the main unit, an input / output unit 3 for inputting and outputting data to and from an information processing device such as a personal computer, and a disk unit 1 which is loaded into the main unit. A rotary drive unit 4 for rotating the disk, a pickup head 5 for scanning the disk being rotated, an operation unit 6 on which keys operated by a user are arranged, and a display unit for displaying the operation state of the apparatus main body and the like. 7, a tray moving unit 8 for moving a tray 10 for mounting a disk between a mounting position and a processing position, which will be described later,
It has.

As described above, the disk device 1 of this embodiment is provided with the tray 10 on which a disk is mounted, and the tray 10 reads data from and loads data on the mounted disk. A processing position for executing processing such as writing and data reproduction, and the user
The disk is configured to be movable between a mounting position where a disk is mounted and a mounting position where the mounted disk is taken out. The processing position of the tray 10 is a position where the disk mounted as shown in FIG. 1 is stored inside the main body, and the mounting position of the tray 10 is a mounting position where the disk is mounted as shown in FIG. This is the position where the surface protrudes outside the main body. The tray moving unit 8 moves the tray 1 between the processing position and the mounting position.
Move 0.

The operation unit 6 is provided with an eject switch 6a operated when the tray 10 at the processing position is moved to the mounting position.

Hereinafter, the operation of the disk device 1 of this embodiment will be described. FIG. 4 is a flowchart showing the operation of the disk device 1 of this embodiment (processing of the control unit 2). The disk device 1 waits for an operation instruction from the information processing device connected to the input / output unit 3 or a key operated by the user to be operated by the user (n1, n2).

First, a case where an operation instruction is given from the information processing device connected to the input / output unit 3 will be described.
When the disk device 1 receives an operation instruction from the information processing device connected to the input / output unit 3, the operation instruction is placed on the tray 10 and data is read from, written to, or written to the disk at the processing position. (N3). The disk device 1 has n
If it is determined in step 3 that neither data reading to the disk, data writing, or data reproduction is performed, the operation (other processing) specified in n1 is executed (n4), and the processing returns to n1 to repeat the above processing. .

On the other hand, if the instruction from the information processing apparatus is one of reading data from a disk, writing data, or reproducing data, the tray moving unit 8 prohibits the tray 10 from moving the tray 10 to the mounting position. (Tray lock is executed) (n5), and the tray 10 in the processing position is
Then, the disk placed in is rotated to start reading the specified data, writing the data, or reproducing the data (n6).

Therefore, the disk is not ejected from the main unit when data is read, data is written, or data is being reproduced. For example, even if the user operates the eject switch 6a by mistake while reading data, writing data, or reproducing data, the tray lock is executed.
The tray moving unit 8 does not move the tray 10 from the processing position to the mounting position. Note that ATTPI (AT At
Tachment Packet Interfac
In e), the prohibition of the ejection of the disk to the outside of the main body (tray lock) has already been standardized. The disk device 1 of this embodiment utilizes the already standardized tray lock to read data, write data,
Or, the disc is prohibited from being ejected to the outside of the main unit during data reproduction.

When the process of n6 is completed, the disk device 1 releases the tray lock (n7, n8), returns to n1, and repeats the above process.

On the other hand, the disk unit 1 operates the operation unit 6 at n2.
When it detects that a key located on has been operated,
A process corresponding to the operated key is executed (n9), the process returns to n1, and the above process is repeated. For example, eject key 6
When a is operated, the tray moving unit 8 is instructed to move the tray 10 at the processing position to the mounting position.

As described above, the disk device 1 of this embodiment executes the tray lock on the disk placed on the tray 10 when data is read, data is written, or data is reproduced. Therefore, the ejection of the disc outside the main unit was prohibited. Therefore, damage when the disc is ejected to the outside of the main body can be almost surely prevented.

Also, while data is being read from, written to, or reproduced from the disk placed on the tray 10, the eject switch 6
When "a" is operated, an interrupt process may be performed to operate as shown in FIG. FIG. 5 is a flowchart showing this interrupt processing. This interrupt processing is executed when the eject switch 6a is operated during execution of data reading, data writing, or data reproduction with respect to the disc placed on the tray 10 as described above. Is done. The control unit 2 instructs the rotation drive unit 4 to stop the rotation of the disk while reading out the data, writing the data, or reproducing the data being executed (n11, n12). Then, when it is detected that the rotation of the disk placed on the tray 10 has stopped (n13), the tray lock is released (n14), and the movement of the tray 10 to the loading position with respect to the tray moving unit 8 is performed. And terminates this processing (n1
5).

The tray moving section 8 instructed to move the tray 10 to the mounting position at n15 moves the tray 10 from the processing position shown in FIG. 1 to the mounting position shown in FIG. Move to the position.

Also in the above interrupt processing, the disk for which data is being read, data is being written, or data is being reproduced is not ejected to the outside of the main body.
Therefore, damage when the disc is ejected to the outside of the main body can be almost surely prevented. Further, even when the user erroneously starts reading data, writing data, or reproducing data on the disk placed on the tray 10, the user can use the eject switch 6
By simply operating “a”, the processing on the disc can be stopped and the disc can be ejected, and the operability is not reduced.

Note that the disk device 1 of the above embodiment is
Although the apparatus is described as processing a D-ROM, the present invention can also be applied to a disk apparatus processing other types of disks such as an MD and a DVD.

[0028]

As described above, according to the present invention, a disk on which data is read, data is written, or data is reproduced inside the main body is prohibited from being ejected to the outside of the main body. Thus, it is possible to substantially reliably prevent the disc from being damaged when the disc is ejected from the main body.

[Brief description of the drawings]

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

FIG. 2 is a diagram showing an appearance of a disk device according to an embodiment of the present invention.

FIG. 3 is a block diagram showing a configuration of a disk device according to an embodiment of the present invention.

FIG. 4 is a flowchart showing processing of the disk device according to the embodiment of the present invention;

FIG. 5 is a flowchart showing an interrupt process of the disk device according to the embodiment of the present invention;

[Explanation of symbols]

 Reference Signs List 1-disk device 2-control unit 3-input / output unit 4-rotation drive unit 5-pickup head 6-operation unit 6a-eject switch 7-display unit 8-tray moving unit 10-tray

Claims (3)

[Claims] 1. A disk-shaped recording medium inserted into a main body is rotated to read recorded data, write data, or reproduce recorded data with respect to the recording medium. A disk device comprising means for executing one of the above, comprising a lock means for inhibiting ejection of the recording medium during reading of the data, writing of the data, or reproduction of the data. 2. A tray on which the recording medium is mounted, a reading position of the tray on the outer side of a main body on which the recording medium is mounted, and reading or writing of data to or from the recording medium. And a tray moving means for moving the tray to and from a processing position inside the main body, wherein the locking means is means for restricting movement of the tray to a mounting position. Disk device. 3. An eject switch, which is operated when ejecting a disc taken in the main body, wherein data is read from, written to, or reproduced from the recording medium taken in the main body. When the eject switch is operated, after reading the data being executed, writing the data, or stopping the reproduction of the data, and stopping the rotation of the recording medium,
3. The disk device according to claim 1, wherein the recording medium is discharged.