JPH0731401Y2 - In-vehicle disc changer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION "Industrial field of application" The present invention relates to a vehicle-mounted disc changer that mounts a plurality of discs and selectively plays a predetermined disc.

"Prior Art" Recently, in a vehicle-mounted audio device or the like, a vehicle-mounted disc changer in which a plurality of compact discs are mounted and a predetermined disc is selectively played has been put into practical use.

Here, FIG. 3 shows a block diagram showing a configuration of a conventional vehicle-mounted disc changer 3. Further, FIG. 4 shows a vehicle-mounted disc changer 3 and a vehicle-mounted disc changer 3.
It is a perspective view of the magazine 1 used for. In these figures, an in-vehicle disc changer 3 picks up music information from an automatic change drive unit 4 and a compact disc 2 for pulling out a predetermined compact disc 2 from a magazine 1 containing a plurality of compact discs 2, 2. It is composed of a servo drive unit 5 which is read by a CPU, a CPU (microprocessor) 8 which controls these, and the like. Generally, the vehicle-mounted disc changer 3 is mounted in a vehicle compartment such as a glove box or a rear seat or a vehicle trunk room. Reference numeral 9 denotes an operation panel for causing the vehicle-mounted disc changer 3 to perform various functions, and reference numeral 10 denotes a display section on which the operating state of the vehicle-mounted disc changer 3 and error messages are displayed. The operation panel 9 and the display unit 10 are mounted on the center console beside the driver's seat so that the operation can be performed easily (see FIG. 5). Further, the CPU 8 controls various operations of the vehicle-mounted disc changer 3.

In the above configuration, the vehicle-mounted disc changer 3
When the magazine 1 is mounted on the disc and the type of disc to be played, the track number, etc. are input from the operation panel 9 on the center console, the compact disc 2 is searched by the auto change drive unit 4, and the predetermined compact disc 2 is stored in the magazine. 1 and reproduced by the servo drive unit 5. The music information read by the servo drive unit 5 is converted into an analog signal by the data processor 6, and is output from the output end to an amplifier or the like via the audio circuit 7. Further, the display unit 10 displays the type of the compact disc 2, the track number, the playing time and the like.

[Problems to be solved by the invention] By the way, recently, while a driver or the like is away from the automobile, an in-vehicle audio device such as an in-vehicle disc changer mounted in the automobile is often stolen.

However, since the above-mentioned conventional vehicle-mounted disc changer 3 has no measures against theft prevention, the driver or the like can drive not only the magazine 1 but also the vehicle-mounted vehicle even if the vehicle is away from the vehicle even for a short time. The disk changer 3 itself has to be removed and carried, which is bothersome, and there is a problem in that removal and installation of the in-vehicle disk changer 3 at the time of getting on and off the vehicle are troublesome.

The present invention has been made in view of the above-mentioned problems, and an object thereof is to provide a vehicle-mounted disc changer having a high antitheft effect.

[Means for Solving the Problem] In order to solve such a problem, according to the present invention, a magazine in which a plurality of discs are stored, and a disc performance process for selecting and performing a predetermined disc from the magazine are performed. In an in-vehicle disc changer equipped with a device,
Input means for inputting the identification code of the magazine, and storage means for storing the identification code of the magazine input by the input means are mounted on the magazine,
When the magazine is attached to the disc playing device, the magazine and the disc playing device are respectively provided with connecting means for connecting the storage means and the disc playing device so that data can be exchanged. The disc playing device is discriminated whether or not the identification code stored in the storage means and the identification code preset in the disc playing device supplied via It is characterized by comprising a control means for enabling the operation of.

[Operation] According to the present invention, the control means determines whether or not the identification code stored in the storage means mounted in the magazine matches the identification code preset in the disc playing device, and the coincidence is determined. Only when it is determined, the disc playing device can be operated, so that even if the vehicle disc changer is stolen, it will not operate. Therefore, the willingness of the person trying to steal is diminished.

[Embodiment] An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing the configuration of the first embodiment of the present invention. In this figure, parts corresponding to respective parts of the conventional example shown in FIG. 3 are designated by the same reference numerals, and description thereof will be omitted.

In FIG. 1, the magazine 1 includes an operation panel 11 and a display unit 1.
It is composed of a CPU 13, a battery 14, and a connector 15a.
The operation panel 11 and the display unit 12 are provided on the front surface of the magazine 1 (see FIG. 2). Further, the operation panel 11 is provided with keys having a plurality of functions, a select key for selecting the plurality of functions, etc., and the type of the compact disc 2, the order of playing, the identification code of the magazine 1, etc. are inputted. It The identification code is separately stored in the vehicle-mounted disc changer 3 described later.
When the is mounted on the vehicle-mounted disc changer 3, the vehicle-mounted disc changer 3 does not operate unless the identification code of the magazine 1 and the identification code of the vehicle-mounted disc changer 3 match. Operation panel on display 12
The type, the track number, the playing time, etc. of the compact disc 2 input by 11 are displayed. The CPU 13 performs various processes such as key input and data output to the operation panel 11 and the display unit 12. The battery 14 is
Power is supplied to the CPU 13, the operation panel 11, and the display unit 12. Up to six compact discs 2 can be inserted in the magazine 1.

The in-vehicle disc changer 3 includes a CPU 8, a servo drive unit 5,
It is composed of an autochanger drive unit 4, a data processor 6, an audio circuit 7, and a connector 15b. The operation panel 9 and the display unit 10 are mounted on the center console.

Next, the operation of this embodiment having the above configuration will be described.

First, the magazine 1 is pulled out from the vehicle-mounted disc changer 3, and the required number of compact discs 2 are inserted into the magazine 1. Next, by performing a predetermined operation on the operation panel 11, the type (singer name, title, etc.) of each compact disc 2, 2 ... These inputs are made, for example, by pressing the "alphabet / katakana" key once and then pressing the "up / down" key above. Each time the upper side of this "up / down" key is pressed once, A, B ... Z, A ...
Will be displayed on the screen, so when you get the character you need, press the Enter key to confirm. Further, when the "alphabet / katakana" key is pressed again, katakana is sequentially displayed as a, a ... Then press the bottom of the "Up / Down" key,
Contrary to the above, it is displayed as N, W ... I, A ... In this way, the necessary data is input, and finally the "END" key is pressed to store it in the CPU 13. Information on these discs is displayed on the display unit 12 by operating the operation panel 11 when necessary. Since the magazine 1 is equipped with the battery 13, the operation panel of the magazine 1
The above-mentioned operations by 11 and the display unit 12 are performed without mounting the vehicle-mounted disc changer 3.

As described above, after writing the necessary information, the magazine 1 is mounted on the vehicle-mounted disc changer 3. Then, when the magazine 1 is completely installed, the connector of the magazine 1
The connector 15b of the in-vehicle disc changer 3 is fitted with 15a. When both connectors 15a and 15b are mated, CPU13
Supplies the identification code of the magazine 1 side to the CPU 8 of the vehicle-mounted disc changer 3 and collates the identification codes of each other. In this case, the identification code of the in-vehicle disc changer 3 is input in advance from the operation panel 9. Then, if the identification codes do not match with each other, data indicating an error is sent to the magazine 1 side, and “error” is displayed on the display units 10 and 12.

On the other hand, if the identification codes match each other, the display unit 1
The type of the first disc, the track number, and the playing time are displayed at 0 and 12. After confirming this, press the "Start" key from the operation panel 9 or the operation panel 11 or input the type of the compact disc 2 to be played, the track number, etc., and the compact discs 2, 2 ... Is searched, a predetermined compact disc 2 is pulled out from the magazine 1 and reproduced by the servo drive mechanism 5. The display units 10 and 12 display the type of compact disc, the track number, the playing time, and the like.

Next, FIG. 2 is a perspective view of a second embodiment of the present invention. In this embodiment, a small-sized vehicle-mounted disc changer 3 is mounted on the center console. in this case,
By removing the operation panel 9 and the display unit 10 and using the operation panel 11 and the display unit 12 provided in the magazine 1, the types of the compact discs 2, 2, ... Enter. In the present embodiment, the above-described configuration makes it possible to increase the storage efficiency without impairing the aesthetic appearance of the center console and to mount the vehicle-mounted disc changer 3 on the center console.

Further, in the above-described first and second embodiments, the vehicle-mounted disc changer 3 operates only for the specific magazine 1 by collating the magazine 1 with the identification code. The effect of preventing the disc changer 3 from being stolen can be obtained.

The information on the plurality of compact discs 2 may be input every time one compact disc 2 is inserted into the magazine 1, and this can reduce data input errors.

[Advantage of Invention] As described above, according to this invention, it is convenient to carry only the magazine without detaching the vehicle-mounted disc changer itself when leaving the vehicle. Further, even if the on-vehicle disc changer is stolen and another magazine having a different identification code is attached, the disc playing device does not operate, so that the motivation to steal the on-vehicle disc changer decreases. Therefore, there is an advantage that the probability of dealing with theft is reduced.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a first embodiment of the present invention, FIG. 2 is a schematic view of a vehicle-mounted disc changer and a magazine mounted on a center console of the second embodiment, and FIG. FIG. 4 is a block diagram showing the configuration of the in-vehicle disc changer, FIG. 4 is a perspective view of the in-vehicle disc changer and magazine, and FIG. 5 is a schematic diagram of a conventional in-vehicle disc changer mounted on the center console. 1 ... Magazine, 3 ... In-vehicle disc changer, 4
...... Auto change drive (disk performance processor),
5: Servo drive (disk performance processor), 6 ...
Data processor (disk performance processor), 7 ... Audio circuit (disk performance processor), 8 ... CPU
(Control means), 11 ... Operation panel (input means), 13 ...
CPU (storage means), 15a, 15b ... Connector (connection means).

Claims (1)

[Scope of utility model registration request] 1. An in-vehicle disc changer comprising a magazine containing a plurality of discs and a disc performance processing device for selecting and playing a predetermined disc from the magazine, the input for inputting an identification code of the magazine. Means and a storage means for storing the identification code of the magazine input by the input means are mounted in the magazine, and when the magazine is mounted in the disc playing device, the storage means and the disc playing The magazine and the disc playing device are respectively provided with connecting means for connecting data to and from the device, and the identification code stored in the storing means and the disc playing device supplied through the connecting means. Discriminates the match / mismatch with the identification code preset in
An in-vehicle disc changer comprising control means for enabling the disc playing device to operate only when the coincidence is determined.