JP2002074933A - On-vehicle information recording medium reproducing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an on-vehicle information recording medium reproducing device in which a port having no inserted recording medium can be easily visually recognized. SOLUTION: The device has first and second disk ports 31a and 31b through which disks 45a and 45b are inserted and/or taken out, first and second illuminating section indicators 33a1 and 33b1 which illuminate the ports 31a and 31b and first and second detecting sensors 49a and 49b which detect whether the disks 45a and 45b are inserted or not. When an illumination switch 3 is operated, the ports 31a and 31b into which the disks 45a and 45b are not inserted are illuminated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention belongs to the technical field of an on-vehicle information recording medium reproducing apparatus, and more particularly to control for turning on and off an illuminating section of an information recording medium insertion slot.

[0002]

2. Description of the Related Art Conventionally, an on-vehicle disk reproducing apparatus, which is a kind of on-vehicle electronic device, has various operation buttons, for example, which are linked to the on operation of an illumination switch for turning on a headlight of a vehicle at night. Lighting section,
The backlight of the liquid crystal display device and an illuminating unit provided near the insertion slot of the disk are turned on so that the user can accurately recognize the respective positions even in a dark cabin.

[0003] At present, as one type of vehicle-mounted electronic equipment, a playback drive mechanism for playing back map information and the like recorded on a DVD-ROM disk used for a navigation device in one housing, and a music drive. Products of a type equipped with a reproduction drive mechanism for reproducing music information recorded on a CD have become widespread. In such a type of product, the disc insertion opening for inserting a disc to be mounted on each playback drive mechanism is formed in approximately the same shape because the shape of each disc is the same. I have.

As a method of using such a type of in-vehicle electronic equipment, for example, a DVD to be inserted in a playback drive mechanism used in a navigation device is used.
-Since the storage capacity of the ROM disk is so large that it can store map information for all over Japan, once the disk has been inserted into the playback drive mechanism, the user can use the disk almost without ejecting it. The disc is always kept mounted. On the other hand, on the side of a playback drive mechanism for playing back music information, music CDs inserted into and out of the drive mechanism are frequently inserted and removed according to the needs of the user's desired songs and the like. (That is, in such a type of in-vehicle electronic device, the disk insertion slot corresponding to one of the playback driving devices is hardly used, and only the disk insertion slot corresponding to the other playback driving device is frequently used. It is possible.)

[0005]

As described above, since the shapes of the discs inserted into the respective playback driving mechanisms are the same, the shapes of the respective disc insertion openings corresponding to the respective playback driving mechanisms are also substantially the same. It is shaped. For this reason, there is a concern that a user may erroneously insert a disc for one playback drive mechanism from the disc insertion slot for the other playback drive mechanism. In this case, if a disc is already mounted on the side of the playback drive mechanism that has been erroneously inserted into the other playback drive mechanism, the disc may be damaged or the playback drive mechanism may be damaged.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to determine whether an information recording medium is already inserted in a vehicle-mounted information recording medium reproducing apparatus having a plurality of information recording medium insertion openings. It is an object of the present invention to provide an on-vehicle information recording medium reproducing device that allows a user to easily recognize whether or not the information is recorded.

[0007]

According to a first aspect of the present invention, there is provided an on-vehicle recording medium reproducing apparatus having a plurality of recording medium insertion openings through which a recording medium can be inserted and removed. A plurality of illumination means for illuminating the plurality of recording medium insertion ports, a plurality of detection means for detecting that a recording medium has been inserted from the plurality of recording medium insertion ports, and an output of the plurality of detection means. It is characterized by comprising a control means for controlling the lighting means based on the lighting means.

Accordingly, it is possible to illuminate or not to illuminate one of the recording medium insertion ports while keeping one of the recording medium insertion ports from being illuminated. , And can be easily visually recognized.

Further, in the vehicle-mounted recording medium reproducing apparatus according to the second aspect of the present invention, the control means controls based on an output of the detecting means so as not to illuminate the recording medium insertion opening in which the recording medium is inserted. It is characterized by doing.

Therefore, by not illuminating the recording medium insertion slot into which the recording medium is inserted, it is possible to positively recognize the user that the recording medium insertion slot should not insert the recording medium.

According to the third aspect of the present invention, the control means controls the control means to illuminate the recording medium insertion opening where no recording medium is inserted, based on the output of the detection means. It is characterized by doing.

Thus, by illuminating the recording medium insertion opening where no recording medium is inserted, it is possible for the user to visually recognize that the recording medium insertion opening allows the recording medium to be inserted.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The embodiment of the present invention employs a so-called operation flap structure in which an operation panel having various operation buttons and a liquid crystal display section is rotatably provided on the front surface of an apparatus main body. A description will be given using a vehicle-mounted disc reproducing apparatus provided with two insertion ports for inserting a disc into an internal panel opened when the disc is rotated. In addition,
This in-vehicle disk reproducing apparatus is configured in a 2DIN size, and is generally used by being inserted into a console of a vehicle. Further, inside the apparatus, two reproduction drive mechanisms (hereinafter, this reproduction drive mechanism is referred to as a mechanism) for carrying and mounting each of the disks having different purposes are mounted. In the present embodiment, a description will be given of an in-vehicle disk reproducing apparatus in which two disk insertion ports and two mechanisms corresponding to each of the disk insertion ports are mounted inside the apparatus. It is not limited to the number of mechanisms.

A vehicle-mounted disk reproducing apparatus according to an embodiment of the present invention will be described below with reference to FIGS.
First, the configuration of the in-vehicle disc reproducing apparatus and the turning operation of the operation panel will be described with reference to FIGS. still,
1 and 2 are schematic cross-sectional views of the in-vehicle disk reproducing apparatus 100. FIG. 1 shows a state where the operation panel 10 is closed, and FIG. 2 shows a state where the operation panel 10 is opened. FIG. 3 is a schematic front view of the in-vehicle disk reproducing device 100, and shows a state where the operation panel 10 is opened.

As shown in FIGS. 1 and 2, the on-vehicle disc reproducing apparatus 100 is roughly divided into an operation panel 10, a panel driving section 20, an internal panel 30, and a first mechanism 40a.
And the second mechanism 40b.

As shown in FIGS. 1 to 3, the operation panel 10 has a display unit 11 on its front surface and an open / close button 12 for operating the operation panel 10 to open and close.
3 are provided. Support pins 14 are provided on both sides of the upper portion of the operation panel 10, and the support pins 14 are slidably engaged with sliding grooves 17 formed on both side surfaces of the housing 16. One end of a driving plate 26 constituting a panel driving unit 20 described later is connected to both sides of the bottom of the operation panel 10.

The panel drive section 20 is composed of a motor 21, a small gear 22, a transmission gear 23, a gear 24 and a rack 25.
1 is converted into a linear motion of the rack 25.
Then, the drive plate 26 fixed to the rack 25 moves linearly to move the bottom of the operation panel 10 in the front-rear direction.

For example, as shown in FIG.
When the user operates the open / close button 12 in a state where is closed by the operation panel 10, the motor 21 is driven to rotate in the normal rotation direction. The driving force due to the rotation of the motor 21 is transmitted to the small gear 22, the transmission gear 23, and the gear 24, and the gear 24 is driven to rotate. Then, the rack 25 meshing with the gear 24 is moved in the forward direction (the direction of arrow A in the figure), and the driving plate 26 fixed thereto is also moved in the forward direction. Thus, the bottom of the operation panel 10 is pushed out of the housing 16. Accordingly, as shown in FIG. 2, the support pins 14 provided on the upper part of the operation panel 10 are slid along the sliding grooves 17 in the direction of arrow B in the figure, and the operation panel 10 opens the inner panel 30.

When the user operates the open / close button 12 while the operation panel 10 has opened the internal panel 30, the panel drive unit 20 performs an operation opposite to the operation of opening the internal panel 30 described above. The operation panel 10 is rotated. Then, the operation panel 10 covers the internal panel 30.

As shown in FIG. 3, the inner panel 30 includes:
First and second disc insertion ports 31a for inserting discs,
31b and the first and second disk insertion ports 31a, 31
b, the first and second lighting units 33a, 33b,
33b, first and second eject buttons 35a and 35b operated to take out the disks 45a and 45b inserted into the first mechanism 40a and the second mechanism 40b, and light when the disks 45a and 45b are inserted. First and second disc indicators 37a and 37b are provided.
The first lighting unit 33a and the second lighting unit 33b have a first lighting unit indicator 33 for turning on and off each of them.
a1 and a second lighting unit indicator 33b1 are provided, and these are controlled to be on and off by a controller 6 described later.

The first and second disk insertion ports 31a, 31a,
31b, the first and second eject buttons 35a and 35b, and the first and second disc indicators 37a and 37b
1, corresponding to the second mechanisms 40a and 40b. The user inserts the first disc 45a from the first disc insertion slot 31a.
When inserted into the mechanism 40a, the insertion is indicated by lighting the first disk indicator 37a. When the user operates the first eject button 35a, the disc 45a is inserted into the first disc insertion slot 31.
Discharge from a. When the user inserts the second disk insertion slot 31b
When the disc 45b is inserted into the second mechanism 41b from the above, the insertion is indicated by lighting the second disc indicator 37ab. Also, when the user operates the second eject button 35b, the disc 45
b is ejected from the second disk insertion slot 31b.

Next, the first and second mechanisms 40 will be described with reference to FIG.
The structures of a and 40b will be described. The first mechanism 40a described above is a playback drive mechanism for playing back a DVD-ROM disk used in a navigation device, and the second mechanism 40b is a playback drive mechanism for playing back a music CD. Since they have substantially the same structure, the structure of the first mechanism 40a and its schematic operation will be described as a representative. FIG. 4 is a cross-sectional view schematically showing a main part of the first mechanism 40a showing a portion near the first disk insertion slot 31a, and shows a state in which the disk 45a is mounted inside.

The first mechanism 40a includes a transport roller 42a for transporting the disk, a guide member 41a, a clamper 46a for mounting the disk, a spindle 43a, a motor 44a for rotating the disk, a detection sensor 49a for detecting whether or not the disk is inserted. It is composed of

A transport roller 42a rotated by a motor (not shown) and a guide member 41a movable in the left-right direction are disposed opposite to each other and near the first disk insertion slot 31a. The disk 45a inserted from the first disk insertion slot 31a is sandwiched between the transport roller 42a and the guide member 41a, and is transported to a predetermined position of the spindle 43a by the rotation of the transport roller 42a and the movement of the guide member 41a. Is done. A clamper 46a that can move up and down is provided above the spindle 43a. Disk 45
When a is conveyed to a predetermined position of the spindle 43a, the clamper 46a descends and clamps the disk 45a. Then, the motor 44a drives the disk 45a to rotate at a predetermined number of revolutions, and optically reads information recorded on the disk 45a by a pickup (not shown) and reproduces the information.

When the user operates the first eject button 35a from the state in which the disk 45a has been transported to a predetermined position on the spindle 43a, the clamper 46a is raised, and the state of holding the disk 45a is released. Then, the guide member 41a inserts the disc 45a into the first disc insertion slot 31.
a, and is sandwiched between the transport rollers 42a.
Then, the disc 45a is ejected from the first disc insertion slot 31a by the rotation of the transport roller 42a.

The first mechanism 40a has a first detection sensor 49a as detection means. The first detection sensor 49a includes a light emitting unit 47a and a light receiving unit 48a, which are separated by a predetermined distance so that a part of the disk 45a conveyed to a predetermined position of the spindle 43a is inserted therebetween. It is provided. The light emitting unit 47a
When the first mechanism 40a is activated, light is emitted to the light receiving section 48a. The first detection sensor 49a determines whether the disk 45a is being conveyed to a predetermined position on the spindle 43a,
That is, the disc 45a is inserted from the first disc insertion port 31a.
Is provided to detect whether or not the disk 45a is inserted. When the light from the light emitting unit 47a is not received by the light receiving unit 48a (when the light is blocked by the disk 45a), the presence of the disk 45a is indicated. The detection signal is output to a controller 6 described later. In addition, when the light from the light emitting unit 47a is received by the light receiving unit 48a (when not blocked by the disk 45a), a detection signal indicating the absence of the disk 45a is output to the controller 6. In addition,
The second mechanism 40b is also provided with a device equivalent to the first detection sensor 49a.
9b, and the light-emitting portion and the light-receiving portion constituting the light-emitting portion are described as a light-emitting portion 47b and a light-receiving portion 48b, respectively.

Next, the electrical configuration of the in-vehicle disk reproducing apparatus 100 of this embodiment will be described with reference to the block diagram shown in FIG.

The controller 6 includes a regulator (RE)
G) 4 supplies a power supply voltage from a battery (not shown) via the connector 1.

When the accessory switch (ACC) 2 is turned on (connected), the controller 6 enters an operating state, starts an operation program or the like recorded in the ROM 5 in advance, and activates the panel driving section 20 and the first mechanism 40a. , The first detection sensor 49a, the second mechanism 49b, and the second detection sensor 49b. When the illumination switch (ILL) 3 is turned on and receives the detection signals from the first and second detection sensors 49a and 49b, the controller 6 turns on the first illumination unit indicator 33 provided on the internal panel 30.
a1 and the second illumination unit indicator 33b1 and the first and second disk indicators 37a and 37b are controlled to be on and off.

The first mechanism 40a and the second mechanism 40b are activated upon receiving the control signal Sa and the control signal Sb from the controller 6, and put the driving of each mechanism in a standby state. The discs 45a and 45b are inserted into the disc insertion slot 3 by the user.
The drive of each mechanism is started depending on whether it is inserted from 2b or an operation button reproduction key provided on the operation panel 10 and the internal panel 30 is operated.

When each of the first mechanism 40a and the second mechanism 40b receives the control signals Sa and Sb from the controller 6, the light emitting units 47a and 48b emit light to the light receiving units 48a and 48b. Then, in that state, the disks 45a, 45b
The detection signal Sx and the detection signal Sy indicating whether or not are inserted are output to the controller 6. The light emitting units 47a and 47b are provided with a first mechanism 40a and a second mechanism 40b.
Always emits light to the light receiving portions 48a and 48b when the device is in the activated state, and continuously outputs the detection signal Sx and the detection signal Sy indicating whether or not the disks 45a and 45b are inserted to the controller 6. .

The panel drive section 20 is activated upon receiving the control signal Sm from the controller 6, and puts the driving of each mechanism in a standby state. When the open / close button 12 or the like is operated by the user, driving of each mechanism is started, and the operation panel 10 is rotated to open / close the internal panel 30.

The first lighting unit indicator 33a1 and the second lighting unit indicator 33b1 turn on and off the first lighting unit 33a and the second lighting unit 33b based on the control signal Sx1 and the control signal Sy2 from the controller 6. On and off.

The first disk indicator 37a and the second disk indicator 37b are turned on and off based on a control signal Sx2 and a control signal Sy2 from the controller 6.

The indicator of the display device 11 is turned on and off so as to turn on or off the display device 11 based on the control signal Sz from the controller 6.

As described above, the indicator of the display device 11 constituting the in-vehicle disk reproducing apparatus 100, the panel driving section 20, the first and second indicators 33 for the lighting section.
a1, 33b1, first and second mechanisms 40a, 40b,
The first and second detection sensors 49a and 49b and the first and second disk indicators 37a and 37b operate based on a control signal of the controller 6 as a control means.

Next, a control procedure in which the controller 6 controls the first and second lighting section indicators 33a1 and 33b1 to be turned on and off will be described with reference to the flowchart shown in FIG.

The controller 6 monitors whether the accessory switch 2 is turned on by the user (step S1). If it is determined that the accessory switch 2 has been turned on (step 1: YES), it is then monitored whether or not the user turns on the illumination switch 3 (step S2). When the controller 6 determines that the illumination switch 3 is not turned on (step 2: NO), the controller 6 continues to monitor the illumination.

When the controller 6 determines that the illumination switch 3 is turned on (step S2:
YES), the control signal Sa is sent to the first mechanism 40a, and the detection signal S output from the first detection sensor 49a is sent.
It is determined whether or not the disc 45a is inserted into the first mechanism 40a based on x. When the controller 6 determines that the disk 45a is inserted into the first mechanism 40a (step S3: YES), the controller 6 sends a control signal Sx1 to control the first lighting unit indicator 33a1 to an off state, and Turn off the one illumination unit 33a (step S
4). Further, the control signal Sx2 is transmitted to control the first disk indicator 37a to be turned on, and the first disk indicator is turned on (step S5). On the other hand, when the controller 6 determines that the disk 45a is not inserted into the first mechanism 40a (step 3: NO), it sends out the control signal Sx1 to send the first illumination unit indicator 33a.
1 is turned on, and the first lighting unit 33a is turned on (step S6). Further, it sends out a control signal Sx2 to control the first disk indicator 37a to an off state,
The first disk indicator 37a is turned off (step S7).

Next, the controller 6 controls the second mechanism 40
b and sends a control signal Sb to the second mechanism 4b based on the detection signal Sy output from the second detection sensor 49b.
It is determined whether or not the disc 45b is inserted into the disc 0b (step S8). Then, when it is determined that the disk 45b is inserted into the second mechanism 40b (step S
8: YES), the control signal Sy1 is sent out to control the second lighting unit indicator 33b1 to the off state, and the second lighting unit 33b is turned off (step S9). Further, a control signal Sy2 is sent out to control the second disk indicator 37b to the ON state, and the second disk indicator is turned on (step S10). On the other hand, when it is determined that the disk 45b is not inserted into the second mechanism 40b (step S
8: NO), the control signal Sy1 is transmitted to control the second lighting unit indicator 33b1 to the on state, and the second lighting unit 3
3b is turned on (step S11). Further, a control signal Sy2 is sent out to control the second disk indicator 37b to the off state, and the second disk indicator 37b is turned off (step S12).

In the on-vehicle disc reproducing apparatus 100 of this embodiment, even if the user exchanges the discs 45a and 45b while the illumination switch 3 is on, the disc 45a and 45b are inserted and removed. First and second lighting unit indicators 33a
1, 33b1 and first and second disc indicators 3
The on and off of 7a, 37b is configured to be controlled by the controller 6.

In this way, the controller 6
The illuminator indicator 33a1 and the second illuminator indicator 33b1 are simultaneously controlled, and the first mechanism 40a and the second
The discs 45a and 45b are controlled to be turned on and off in accordance with the state of insertion and removal of the disks 45a and 45b from the mechanism 40b.
3 and the second illumination unit 34 are turned on or off. Accordingly, for example, even when the disk 45b is frequently inserted into and removed from the second mechanism 40b while the disk 45a is inserted into the first mechanism 40a, the first illumination unit 33a is turned off and the second illumination unit is turned off. Since the light 33b can be turned on and off, it is possible to accurately visually recognize that the disc 45a is inserted into the first mechanism 40a. Further, it is possible to prevent the disc 45b to be inserted from the second disc insertion slot 31b from being inserted from the first disc insertion slot 31a corresponding to the first lighting section 33a. Also, when the disc 45b is not inserted, the second illuminator 33b is turned on, so that it is possible to positively visually recognize that the disc 45b is not inserted into the second mechanism 40b, and to ensure The disc 45b can be inserted from the second disc insertion opening 31b.

[0043]

According to the present invention, in a vehicle-mounted recording medium reproducing apparatus having a plurality of recording medium insertion ports, the user can determine whether a recording medium is inserted by illuminating each of the recording medium insertion ports. Can be visually recognized accurately and easily. Further, it is possible to prevent an erroneous insertion in which a recording medium is erroneously inserted from a recording medium insertion slot where a recording medium is inserted.

[Brief description of the drawings]

FIG. 1 is a schematic sectional view of an in-vehicle disk reproducing apparatus according to an embodiment.

FIG. 2 is a schematic cross-sectional view of the disc reproducing apparatus in a state where an operation panel is opened.

FIG. 3 is a schematic front view of the in-vehicle disk reproducing apparatus in a state where an operation panel is opened.

FIG. 4 is an essential part cross-sectional view of a first mechanism used in the in-vehicle disk reproducing device of the embodiment.

FIG. 5 is a block diagram of the in-vehicle disk reproducing apparatus according to the embodiment;

FIG. 6 is a flowchart showing a control procedure of the in-vehicle disk reproducing device of the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Connector 2 ... Accessory switch 3 ... Illumination switch 4 ... Regulator 5 ... ROM 6 ... Controller 11 ... Display device 13 ... Front part 20 ... Panel drive part 31a .. First illuminator 31b second illuminator 40a first mechanism 40b second mechanism 49a first detection sensor 49b second detection sensor 100 vehicle-mounted disk reproducing device

Claims (3)

[Claims] 1. An in-vehicle information recording medium reproducing apparatus provided with a plurality of information recording medium insertion ports capable of inserting and removing an information recording medium, wherein: an illuminating means for illuminating the plurality of information recording medium insertion ports; Detecting means for detecting that the information recording medium is inserted from the information recording medium insertion opening of the information recording medium, and control means for controlling the lighting means based on an output of the detecting means. Information recording medium playback device. 2. The on-vehicle vehicle according to claim 1, wherein the control unit controls, based on an output of the detection unit, not to illuminate an information recording medium insertion slot into which the information recording medium is inserted. Information recording medium reproducing device. 3. The control unit according to claim 1, wherein the control unit controls, based on an output of the detection unit, to illuminate an information recording medium insertion opening into which the information recording medium is not inserted. 2. The on-vehicle information recording medium reproducing device according to 2.