JP3097459B2 - Turret tray type multi-disc player - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a turret tray type multi-disc reproducing apparatus in the field of audio equipment, and more particularly, to a turret tray and an apparatus capable of displaying information relating to the position and number of a disc mounting portion.

[0002]

2. Description of the Related Art In recent years, a disk reproducing apparatus such as a compact disk has a structure in which several disks are mounted on a disk mounting portion of a turret tray and are sequentially reproduced, instead of being mounted on the device one by one. Has been requested. At this time, it is necessary to know the number of the disk placed on the turret tray, which disk is being reproduced, and when switching between disks for reproduction,
It is necessary to specify the number of the disc mounting portion of the turret tray on which the disc is to be reproduced, and such information can be displayed by the display means.

FIG. 14 is a schematic diagram showing a state in which a turret tray 16 is stored in a housing 11 and disks 6a to 6e are mounted on all of the disk mounting portions 14a to 14e of the turret 13. Yes, Figure 1
FIG. 5 is a schematic view showing a display state on the display unit at that time. In FIG. 14, the turret display 1 indicates the turret 13, the disk mounting portion displays 2a to 2e indicate the disk mounting portions 14a to 14e, and the disk mounting portion number displays 3a to 3e composed of seven segments indicate the disk mounting portions. The placement numbers 5a to 5e are shown. In addition, the disc mounting section numbers 3a to 3e are displayed on the turret 13
Are rotated, so that the disc mounting portions 14a to 14a
In synchronization with the movement of 4e, the display composed of the seven segments is switched from "1" to "5".

FIG. 16 shows a case where a turret tray 16 is housed in a housing 11, and the discs 6 are mounted on all of the disc mounting portions 14 a to 14 e of the turret 13.
FIG. 17 is a schematic view showing a state where a through 6b are not placed, and FIG. 17 is a schematic view showing a display state on the display unit at that time. Referring to FIG.
The lights off of a to 2e indicate that no disk is loaded on the disk loading section.

Next, FIG. 18 is a schematic diagram showing a state in which the turret tray 16 is opened and the disc mounting portions 14c and 14d are out of the housing 11, and FIG. 19 shows a display on the display portion at that time. It is a display schematic diagram which shows a state. However, this is the case where the end of the initial operation is in the state of FIG. 16, that is, the case where all disks are not mounted on the disk mounting portion.

In the state shown in FIG. 18, the user can place a disk to be played on the disk mounting portions 14c and 14d. Although not shown, when the turret 13 is instructed to rotate, the other disk mounting portions 14a, 14b, and 14e are driven so as to be taken out of the housing 11. Therefore, the user can use the disc mounting unit 1
A disk to be played can be placed on all or a part of 4a to 14e.

Finally, when an instruction is given to close the turret tray 16 from the state shown in FIG. 18, the turret tray 16 is driven in the direction of arrow B. When the turret tray 16 is brought into the state shown in FIG. To stop. Further, the position and number of the disk mounting portion and whether or not the disk is mounted are detected, and the position and number of the disk mounting portion and whether or not the disk is mounted are stored and displayed on the display portion. FIG. 20 shows a turret tray 16.
FIG. 21 is a schematic diagram showing a state in which the discs 6a, 6b, and 6e are placed on the disc placement sections 14a, 14b, and 14e. FIG. 21 shows a display state on the display section 24 at that time. It is a schematic diagram.

As described above, the display section of the conventional turret tray type multi-disc reproducing apparatus is shown in FIGS.
As shown in FIGS. 9 and 21, although there is an indication as to whether or not the disc is loaded, the display when the turret tray is closed and the display when it is open are the same.

[0009]

In the conventional turret tray type multi-disc reproducing apparatus, even when the turret tray 16 is closed as shown in FIG. 18 and is housed in the housing 11, as shown in FIG. Tray 1
6 is opened, and the disk mounting portions 14c, 14d,
Also, when the discs 6c and 6d are out of the housing 11, the display on the display unit is the same as in FIGS. 19 and 21, and when the turret tray is opened, the discs go out of the apparatus. Disc and the disc in it are not displayed separately. For this reason, there is a problem that it is difficult for the user to understand which disk is out of the apparatus.

The present invention has been made in order to solve the above-mentioned problem. When the turret tray is opened, a disc outside the apparatus and a disc inside the apparatus can be displayed separately. An object of the present invention is to provide a turret tray type multi-disc reproducing apparatus.

[0011]

In order to achieve the above object, a turret tray type multi-disc reproducing apparatus of the present invention is provided with a turret tray provided to be able to enter and exit from a housing, and a turret tray provided rotatably on the turret tray. A turret having a plurality of disk mounting portions, and a position and number recognition means for recognizing a position and a number of the disk mounting portion provided in each of the plurality of disk mounting portions,
Tray open / close detecting means for detecting the entry and exit of the turret tray from the housing, a disk for detecting the position and number of the disk mounting portion, and detecting presence / absence of a disk mounted on the disk mounting portion And a loading section detection means, and display means for displaying the entrance / exit of the turret tray, the position and number of each of the plurality of disk loading sections, and presence / absence of a disk loaded on the plurality of disk loading sections. Calculating at least the detection results of the tray open / close detection means and the disk and the mounting portion detection means, to move the turret tray in and out of the housing, and to load the disk loading out of the housing to the outside. Logical operation means for controlling the display section to be displayed by using the display means, wherein the display means is such that the turret tray is A display unit corresponding to the disk mounting portion, wherein are on the outside of the plurality of disk mounting portion when coming out to the outside from the body, a display unit corresponding to the disk mounting portion disposed in the interior , Provided between the two display units
A tray open display section that partitions the two display sections is provided.
In the logical operation means, the turret tray is closed.
From state to open state or vice versa or
In the transition state to both states, the tray open table
Indicator flashes, and when the tray is open, the
Turn the tray open indicator on, and
In the low state, the tray open display is turned off.
It is configured to control .

[0012]

According to the present invention, in the above construction, the logical operation means grasps in advance the position and number of each of the plurality of disk mounting portions, and detects a tray open / close when there is an instruction to open the turret tray. The means for detecting the opening of the turret tray by means and the result of the calculation of the result and the grasped data are used to determine whether the disk mounting part outside the housing and the disk mounting part disposed inside the housing are in the tray. The open display unit acts so as to be distinguished and displayed on the display unit. Besides, tray o
Check whether the turret tray is in the transition state
Flashing, lighting, depending on whether it is open or closed
By controlling the lights to be turned off, the status can be clearly understood.
Can be done.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the turret tray type multi-disc reproducing apparatus of the present invention will be described below with reference to the drawings.

In the block diagram of FIG. 1, a turret 13 rotatable about a rotating shaft 12 is provided on a turret tray 16 in a housing 11, and a plurality of turrets 13, five in this embodiment, are provided. Are provided, and slits 15a to 15e, which are means for recognizing the position and number of the disk mounting portion, are provided, and disk mounting portion numbers 5a to 5e are described.

The turret 13 is a turret driving means 17
As a result, the turret tray 16 can be slid in the direction of arrow A or B in FIG.

The housing 11 is provided with a switch 19 as a tray open detecting means and a switch 20 as a tray close detecting means for detecting a moving position of the turret tray 16. The projection 16a is adapted to engage with the projection 16a.

The positions and numbers of the disk mounting portions 14a to 14e on the turret 13 are
a to 15e, and the disc mounting unit 1
Disks and receiver detecting means 21 having optical detecting means for detecting whether or not disks 6a to 6e are mounted are provided on 4a to 14e.

Further, logic operation means 2 for processing the result detected in each of the above-mentioned sections and controlling each section.
2, an operation unit 23 for giving necessary instructions to the logical operation unit 22, and a display unit 24 for displaying the result obtained by controlling each unit by the logical operation unit 22. The logical operation means 22 may use a microcomputer for controlling the operation of each section of the device for controlling this function.

The operation is as described above, and the operation will be described below. First, when the power switch is turned on, the logical operation unit 22 drives the turret driving unit 17 to rotate the turret 13 at least one turn,
The position and number of the disk mounting portion are detected by monitoring the slits 15a to 15e passing through the disk and mounting portion detecting means 21 and measuring the number of slits or the number and interval of slits by reflected light or transmitted light. In addition, it is detected whether or not a disc is loaded from the difference in reflectance between the turret and the disk, and the position and number of the disk loading section, the presence or absence of the disk loaded, and displayed on the display section 24. Since the above is the start from the initial state by turning on the power switch, the information of the initial state was collected by rotating the turret 13, but the operation has already started, and the position and number of the disk mounting part and the disk mounting When the information on the presence or absence is stored in the logical operation means 22, it is not necessary to rotate the turret 13.

When the turret tray 16 is opened, the turret tray 16 is opened by the turret tray opening instruction to the logical operation means 22 by the operation unit 23, and the disc mounting units 14c and 14d are mounted on the casing as shown in the schematic diagram of FIG. It is assumed that it is opened outside of 11.
At this time, in the conventional example, the logical operation means 22 is turned on by the switch 19 which is the tray open detecting means.
Although the operation merely detects the opening of the tray driving unit 6 and stops the tray driving unit 18, in the present invention, the logical operation unit 22 further turns on the tray opening display 4 of the display schematic diagram of FIG. That is, in FIG. 3, the disc mounting section number indications 3c and 3d below the tray open indication 4 represent the discs 6c and 6d that are out of the housing 11 in FIG.
Upper disc loading section number display 3a, 3b and 3
e represents the disks 6a, 6b and 6e housed inside the housing 11 in FIG. That is, the user can easily understand which disk is out of the housing by this display.

When the turret tray 16 is closed, the logical operation means 22 instructs the tray driving means 18 to drive the turret tray 16 in the direction of the arrow B according to the instruction of the operation section 23, and the projection 16 a contacts the switch 20. When the contact is detected, an instruction is given to the tray driving means 18 to stop driving the turret tray 16 and the tray open display 4 of the display unit 24 is turned off. FIG. 4 is a schematic diagram when the turret tray is closed, and FIG. 5 is a schematic diagram of the display of the display unit 24 at that time. Thereby, the user can clearly know that the turret tray 16 has been closed in comparison with the display of FIG.

Next, a second embodiment of the turret tray type multi-disc reproducing apparatus of the present invention will be described with reference to FIG.

When the turret tray 16 is opened, the turret tray 16 is opened by a turret tray open instruction to the logical operation means 22 by the operation unit 23,
It is assumed that the disk mounting portions 14c and 14d open outside the housing 11 as shown in the schematic diagram of FIG. At this time, the logical operation means 22 detects that the turret tray 16 has been opened by the switch 19 serving as the tray open detection means, stops the tray driving means 18, and sets the disc mounting means shown in the display schematic diagram of FIG. The unit displays 2c and 2d blink. That is, the flashing disk mounting portion displays 2c and 2d in FIG.
Disks 6c and 6 outside the housing 11
d, and the lit disk mounting part display 2a,
2b and 2e represent the disks 6a, 6b and 6e housed inside the housing 11 in FIG.
That is, the user can easily understand which disk is out of the housing by this display.

When the turret tray 16 is closed, the operation is performed in the same manner as in the first embodiment, and the logical operation means 22 instructs the tray driving means 18 to move the turret tray 16 in the direction of arrow B in accordance with an instruction from the operation section 23. Drive to
When it is detected that the projection 16a has come into contact with the switch 20, an instruction is given to the tray driving means 18 so that the turret tray 1
6 is stopped, and the disc placement unit displays 2c and 2d on the display unit 24 are switched from blinking to lighting. When the turret tray is closed, it is the same as the schematic diagram of FIG. 4, and the display schematic diagram of the display unit 24 at that time is the same as that of FIG. Thus, the user can clearly know that the turret tray 16 has been closed, as compared with the display of FIG.

Next, a third embodiment of the turret tray type multi-disc reproducing apparatus of the present invention will be described with reference to the drawings.

When the turret tray 16 is opened, the turret tray 16 is opened by a turret tray open instruction to the logical operation means 22 by the operation unit 23,
It is assumed that the disk mounting portions 14c and 14d open outside the housing 11 as shown in the schematic diagram of FIG. At this time, the logical operation means 22 detects that the turret tray 16 has been opened by the switch 19 which is the tray open detection means, stops the tray driving means 18, and uses the logical operation means 22 to display the display pattern shown in FIG. The disc mounting unit displays 2a, 2b and 2 are turned off. That is, the lighted disk mounting part displays 2c and 2d in FIG. 7 represent the disks 6c and 6d that are out of the housing 11 in FIG. 2, and the lighted disk mounting part displays 2a and 2b and 2e are disks 6a, 6b housed inside the housing 11 in FIG.
And 6e. That is, the user can easily understand which disk is out of the housing by this display.

When the turret tray 16 is closed, the operation is performed in the same manner as in the above-described embodiment, and the disc loading sections 2a, 2b and 2e on the display section 24 are switched from off to on. When the turret tray is closed, the display returns to the schematic diagram of FIG. 4, and the display unit 24 returns to the schematic diagram of FIG. Thus, the user can clearly know that the turret tray 16 has been closed as compared with the display of FIG.

Next, a fourth embodiment of the turret tray type multi-disc reproducing apparatus of the present invention will be described with reference to FIG.

When the turret tray 16 is opened, the turret tray 16 is opened by a turret tray open instruction to the logical operation means 22 by the operation unit 23,
It is assumed that the disk mounting portions 14c and 14d open outside the housing 11 as shown in the schematic diagram of FIG. At this time, the logical operation means 22 detects that the turret tray 16 has been opened by the switch 19 serving as the tray open detection means, stops the tray driving means 18, and uses the logical operation means 22 to display the display pattern shown in FIG. The display colors of the disc placement displays 2c and 2d are changed. That is, the disc mounting portions 2c and 2d whose display colors have changed in FIG. 8 represent the discs 6c and 6d protruding from the housing 11 in FIG. 2, and the disc mounting portion having the original display color. The indications 2a, 2b and 2e represent the disks 6a, 6b and 6e housed inside the housing 11 in FIG. That is,
This display allows the user to easily understand which disk is outside the housing. Note that the display color can be changed by using a color liquid crystal display tube or the like for the display unit 24.

When the turret tray 16 is closed, the operation is performed in the same manner as in the above-described embodiment, and the disc mounting portion displays 2c and 2d on the display portion 24 are changed to the original display colors.
That is, when the turret tray is closed, the display returns to the original schematic diagram of FIG. 4, and the display unit 24 at that time returns to the state of the display schematic diagram of FIG. This allows the user to clearly know that the turret tray 16 has been closed, as compared to the display in FIG.

Next, a fifth embodiment of the turret tray type multi-disc reproducing apparatus of the present invention will be described with reference to FIGS.
This will be described with reference to FIG.

By operating the operation unit 23, the turret tray 1
6 is instructed to open, the logical operation means 22
Instructs the tray driving means 18 so that the turret tray 1
6 is driven to slide from the housing 11 in the outward arrow A direction. FIG. 9 is a schematic diagram illustrating a state of the apparatus during tray opening. At this time, the logical operation means 22 outputs the protrusion 16a.
Is off from the switch 20 which is the tray close detecting means, and when the switch 20 is turned off, it is detected that the turret tray 16 has started to open, and the tray open display 4 in the tray open display schematic diagram of FIG. 10 blinks. Let it. Further, after the turret tray 16 continues to slide, the logical operation means 22 detects that the projection 16a has come into contact with the switch 19 which is the tray open detecting means, and instructs the tray driving means 18 to perform the operation.
Is stopped, and the turret tray 16 is opened as shown in the schematic diagram of FIG. 2, and at this time, the tray open display 4 is turned on as shown in the schematic display diagram when the tray is opened in FIG.

Next, when the operation section 23 is operated to instruct the turret tray 16 to be closed, the logical operation means 22 instructs the tray driving means 18 to slide the turret tray 16 in the direction of arrow B. Drive. FIG. 12 is a schematic diagram showing the state of the apparatus during tray closing. At this time, the logical operation means 22 detects that the turret tray 16 has started to close by turning off the switch 19, and the projection 16a is separated from the switch 19 which is the tray open detecting means. The tray open indicator 4 in the display schematic diagram is blinked. Further, the logical operation means 22 is provided in the turret tray 16.
After continuing to slide, it detects that the projection 16a has come into contact with the switch 20 which is the tray close detecting means, and instructs the tray driving means 18 to stop the driving of the turret tray 16, and the schematic diagram shown in FIG. As shown in the figure, the turret tray 16 is closed, and at this time, the tray open display 4 is turned off and returns to the original state as shown in the schematic view of the display when the tray is closed in FIG.

From the above, the user can clearly know that the turret tray 16 is being opened or closed by the blinking of the tray open display 4. Further, by changing the blinking cycle of the tray open display 4 between the open state and the closed state, it is possible to clearly know whether the turret tray 16 is open or closed.

[0035]

As described above, the turret tray type multi-disc reproducing apparatus of the present invention has a turret tray provided to be able to enter and exit from the housing, a turret tray rotatably provided and a plurality of disc mounting portions. Turret, position and number recognition means for recognizing the position and number of the disk mounting portion provided on each of the plurality of disk mounting portions, and tray open / close for detecting ingress and egress from the turret tray housing Detecting means, a disk and a mounting part detecting means for detecting the position and number of the disk mounting part, and detecting whether or not the disk is mounted on the disk mounting part; Display means for displaying the position and number of each disk, and the presence or absence of a disk mounted on a plurality of disk mounting units; The detection results of the open / close detecting means, the disk and the mounting part detecting means are calculated, and the disk mounting part which is moved in and out of the housing of the turret tray and which is out of the housing is displayed using the display means. Logic operation means for controlling , and the display means comprises:
When the tray is out of the housing,
Out of the multiple disc loading sections,
Display section corresponding to the
The display section corresponding to the
And a tray open display section that separates the two display sections.
In the logical operation means, the turret tray is closed.
From state to open state or vice versa or
In the transition state to both states, the tray open table
Indicator flashes, and when the tray is open, the
Turn the tray open indicator on, and
In the low state, the tray open display is turned off.
It is configured to control .

Thus, the logical operation means knows in advance the disc mounting position number of the tray and the presence or absence of the disc, and when an instruction to open the turret tray is issued, the turret tray opening means opens the turret tray. Is detected, and the disc number outside the housing is displayed on the display by distinguishing it from the inside of the housing by the tray open display unit based on the calculation result of the result and the grasped data. You can easily understand which disc is out,
Operability is improved. Moreover, the tray is open
The display unit is turret tray is in transition state or open
Flashing, lighting, and turning off depending on the status or closed status
By controlling to the state of, you can know that state clearly
You can do it.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a turret tray type multi-disc reproducing apparatus according to an embodiment of the present invention and a conventional example.

FIG. 2 is a schematic view of the first embodiment of the present invention when the turret tray is opened (there are five discs).

FIG. 3 is a schematic view showing a display unit when the turret tray is opened according to the first embodiment of the present invention (there are five discs).

FIG. 4 is a schematic view of the first embodiment of the present invention when the turret tray is closed (there are five discs).

FIG. 5 is a schematic view showing a display unit when the turret tray is closed according to the first embodiment of the present invention (there are five discs).

FIG. 6 is a schematic view showing the display unit when the turret tray is opened according to the second embodiment of the present invention (there are five discs).

FIG. 7 is a schematic view showing a display section when a turret tray is opened according to a third embodiment of the present invention (there are five discs).

FIG. 8 is a schematic view showing a display unit when a turret tray is opened according to a fourth embodiment of the present invention (there are five discs).

FIG. 9 is a schematic view of a turret tray opened according to a fifth embodiment of the present invention (there are five discs).

FIG. 10 is a schematic view showing a display portion of a fifth embodiment of the present invention when a turret tray is open (there are five discs).

FIG. 11 is a schematic view showing a display unit when a turret tray is opened according to a fifth embodiment of the present invention (there are five discs).

FIG. 12 is a schematic view of the fifth embodiment of the present invention when the turret tray is closed (there are five discs).

FIG. 13 is a schematic view showing the display of the display unit when the turret tray is closed according to the fifth embodiment of the present invention (there are five discs).

FIG. 14 is a schematic view of a conventional example when a turret tray is closed (there are five discs).

FIG. 15 is a schematic view showing the display of the conventional example when the turret tray is closed (there are five discs).

FIG. 16 is a schematic view of a conventional example when a turret tray is closed (without a disc).

FIG. 17 is a schematic view showing a display of a conventional example when a turret tray is closed (without a disc).

FIG. 18 is a schematic view of a conventional example when a turret tray is opened (without a disc).

FIG. 19 is a schematic view showing a display section of a conventional example when a turret tray is opened (without a disc).

FIG. 20 is a schematic view of a conventional example when a turret tray is closed (three discs are provided).

FIG. 21 is a schematic view of a display section of a conventional example when a turret tray is closed (three discs).

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Turret display 2a-2e Disk mounting part display 3a-3e Disk mounting part number display 4 Tray open display 5a-5e Disk mounting part number 6a-6e Disk 11 Housing 12 axis 13 Turret 14a-14e Disk mounting part 15a To 15e Slit 16 Turret tray 16a Projection 17 Turret drive unit 18 Tray drive unit 19 Switch (tray open detection unit) 20 Switch (tray close detection unit) 21 Disk and placement unit detection unit 22 Logical operation unit 23 Operation unit 24 Display unit

Claims (4)

(57) [Claims] A turret tray provided so as to be able to move in and out of a housing; a turret rotatably provided in the turret tray and having a plurality of disk mounting portions; and a turret provided in each of the plurality of disk mounting portions. Position and number recognizing means for recognizing the position and number of the disk mounting part; tray open / close detecting means for detecting the turret tray coming in and out of the housing; and detecting the position and number of the disk mounting part. A disk for detecting the presence or absence of a disk mounted on the disk mounting portion, and a mounting portion detecting means; and a turret tray, a position and a number of each of the plurality of disk mounting portions, Display means for displaying the presence / absence of a disk mounted on the plurality of disk mounting units; and at least the tray open / close detection Ejecting means, calculating the detection result of the disk and the mounting portion detecting means, entering and exiting the turret tray from the housing,
Logical operation means for controlling the display of the disk mounting portion that is out of the housing using the display means, wherein the display means is configured so that the turret tray comes out of the housing to the outside. A display unit corresponding to the disk mounting unit that is out of the plurality of disk mounting units; and a display unit corresponding to the disk mounting unit disposed inside.
And a tray open display section provided between the two display sections to partition the two display sections , wherein the logical operation means includes a turret tray in a closed state.
To open or vice versa
In the transition state to both states, the tray open display section
Flashes and the tray is open when the tray is open.
Light the open display, and
In the closed state, the tray open display is controlled to turn off
A turret tray-type multi-disc reproducing apparatus, characterized in that: Wherein said logical operation means, when the turret tray is out to the outside from the housing, a display unit corresponding to the disk mounting unit are on the outside, and configured to control blinking 2. A turret tray type multi-disc reproducing apparatus according to claim 1, wherein: Wherein the logic operation unit, when the turret tray is out to the outside from the housing, and the display unit corresponding to the disk mounting portion which is disposed within and configured to control unlit 2. A turret tray type multi-disc reproducing apparatus according to claim 1, wherein: 4. The display device according to claim 1, wherein said logical operation means includes : a display unit corresponding to a disk mounting unit which is externally provided; turret according to claim 1, characterized by being configured to vary the display color of the display unit corresponding to the mounting portion tray type multi-disk player.