JP2511386B2 - Card-shaped recording / reproducing device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for recording or reproducing information on a card-shaped recording medium having an optical recording material layer and an IC memory section.

[0002]

2. Description of the Related Art In recent years, many optical recording / reproducing devices using a recording medium such as an optical file and a compact disc have been proposed, but they are more portable than these recording carriers and larger in size. Card-shaped optical recording bodies (hereinafter referred to as "optical cards") that are capacities and methods of using the same have begun to be proposed. Furthermore, the practical application of an IC card in which a CPU and a semiconductor memory are embedded in a card-shaped base is approaching.

[0003]

The advantages of the optical card are that it has a large capacity (2 MBytes or more) and is easy to copy, and the card medium is inexpensive, but there are some problems in confidentiality of information and access time. is there. On the other hand, the IC card is excellent in terms of confidentiality and access time, but is disadvantageous in that it has an information capacity (64 Kbit) and high cost. Therefore, both the optical card and the IC card are limited in their usage.

The object of the present invention is to eliminate the drawbacks of the conventional optical card and IC card, to record a card-like recording medium having a large capacity, keeping the confidentiality of information, and shortening the access time. A playback device is provided.

[0005]

The above object of the present invention is to provide a card-shaped substrate and an optical recording material layer formed on the substrate.
A device for recording or reproducing information on a card-shaped recording medium comprising an IC memory unit attached to the base,
A card supporting base on which the card-shaped recording medium is placed, an optical head for recording or reproducing information on an optical recording material layer of the card-shaped recording medium, and a reciprocating motion of the card supporting base with respect to the optical head. A card-shaped recording medium, comprising: a drive mechanism; and a connector part which is provided in a part of the card supporting base and is connected to an IC memory part of the card-shaped recording medium to record or reproduce information. This is achieved by the recording or reproducing device.

[0006]

The present invention will be described in detail below. FIG. 1 is a plan view showing an example of the configuration of a card-shaped recording medium used in the present invention. In FIG. 1, reference numeral 1 is a card-shaped recording medium, and 2 is a substrate which is made of a polymer material such as a plastic material, glass, paper or the like. The size is the usual CD card size (~ 5
4mm x 85mm) is desirable from the viewpoint of carrying. A plurality of information recording areas A and B on which information is recorded or recorded by different storage methods are provided on the substrate 2.

For example, the information recording area A is constituted by a memory having a highly confidential function that allows high-speed access and that a third party cannot easily recognize the internal information. The information recording area B is composed of a memory having a large capacity. For example, the recording area A is an IC memory,
An optical memory is desirable for the portion of the recording area B.

In FIG. 1, two information recording areas are provided, but the information recording area may be provided with a plurality of arbitrary number of areas having different functions as required.

Next, as another configuration example of the card-shaped recording medium used in the present invention, FIG. 2 shows an example in which an information recording area is detachably provided on the base of the card-shaped recording medium. FIG. 2 is an explanatory diagram showing a card-shaped recording body from which the IC memory unit can be removed.

Information recording areas A and B are provided on the substrate 2. The information recording area A is an IC memory section, and the information recording area B is an optical memory section. Information recording area B is Te, B
An optical recording material such as i, Al, Cu, an organic dye (cyanine, squalium, etc.) is provided via a layer of carbon or the like for obtaining contrast, and further covered with a laminate layer 3 of polycarbonate or the like. ing. The IC memory 4 is set on the card-shaped recording body by a mechanism that is inserted from the end of the card-shaped recording body. An electrode 5 for supplying power to the IC memory 4 and exchanging signals is provided on the surface of the card-shaped recording body 1.

The method for setting the IC memory 4 on the card-shaped recording medium may be a type in which pins are inserted and set as in the case of attaching a normal IC memory.

On the other hand, although the optical memory unit is inexpensive, IC
The memory section is expensive. Therefore, by adopting a so-called cartridge system in which the IC memory unit can be removed from the card as described above, the optical memory unit can be replaced when the optical memory unit overflows. That is, by attaching the IC memory unit to another card, a large amount of information can be stored in the cheap memory unit.

Further, as an application of such a card-shaped recording medium, a completely new system can be constructed by applying it to a POS system.

At present, a bank POS system using an IC card is implemented in a foreign country (France). It is a system in which records at the time of shopping are recorded in the IC, but the capacity is small (usually 64 Kbit), and the price of the card is currently expensive. Therefore, a large amount of past data can be
You need a lot of cards to keep them in the card. In the system in which the EEPROM is adopted as the IC card, the old ones are erased one after another, and new information is recorded, there are cases in which no solid evidence for an accident at a later date (eg, fraudulent billing, online misuse, etc.) remains. This point is I
This is the biggest drawback of the C card. In the card-shaped recording medium of FIG. 1 or 2, this drawback can be solved as described below.

That is, the information recording area A is an EEPROM,
The C memory portion is constituted, and the information recording area B is constituted by an optical memory portion. When shopping, the user presses a personal identification number at the store. The card is inserted into the information recording / reproducing device, and EEPRO
Quickly access the confirmation information of the PIN from the part of M,
After confirming the identity of the person, enter the shopping details in the IC memory section. When shopping is repeated many times, it is natural that IC
The memory part overflows, but this overflow
By transferring the flowed information to the optical memory unit, it is not necessary to erase the past data.

In the card-shaped recording medium as described above, the information recording areas such as the IC memory portion and the optical memory portion which are usually used on the substrate are fixed by a usual method or are formed detachably. Can be easily manufactured.

Next, FIG. 3 is an explanatory view showing the structure of the recording or reproducing apparatus of the present invention using the above card-shaped recording medium. The recording / reproducing device 6 is composed of a card support 7 called a shuttle, an optical head 8 and a drive mechanism for them. The card-shaped recording body 1 is set on the support base 7 through the card slot 9. A part of the support base is fixed to the belt 10, and the card-shaped recording medium 1 reciprocates in the arrow direction via the belt 10 by driving the belt drive motor 11. The support base 7 moves smoothly along the two guide bars 12 and 13.

The optical head 8 has a belt drive motor 11
The guide screw 15 is moved in the direction perpendicular to the moving direction of the card-shaped recording body by the feed screw 14 attached to the optical recording medium to scan the entire optical memory section. Information recording area A
The IC memory part is a connector part (provided on a part of the shuttle) which is a socket part of the electrode of the IC card.
Information is recorded / reproduced by a signal from a controller (not shown) external to the apparatus 6 via a cable 17 connected from 16.

As shown in FIG. 4, the optical head 8 comprises a light source 18, lenses 19, 19a and 19b, an optical path changing element 20 including a semitransparent mirror, and an optical sensor 21. By setting the card-shaped recording medium in the apparatus of the present invention as described above, it is possible to use it by making the best use of the characteristics of each recording area.

Further, since the card-shaped recording material used in the present invention has the above-mentioned structure, it is an electronic publication, a telephone directory, a PO, etc. in which information such as a credit card, a book and a newspaper is recorded.
It can be used for various purposes such as S system.

The card-shaped recording medium used in the present invention has a plurality of information recording areas having different characteristics. Therefore, by combining the information recording areas having characteristics corresponding to respective functions, it is possible to meet the purpose of use. It can be used as a versatile information recording medium.

Next, the use example of the card-shaped recording medium used in the recording or reproducing apparatus of the present invention will be described more specifically.

Example of use 1 IC memory unit having an information capacity of 64 Kbits and an information capacity of about 2
Approximately 54 mm × with MByte optical memory unit
A card-shaped recording material having a width of about 85.4 mm was prepared and used as a credit card. The name, personal identification number, account number, expiration date, etc. were recorded in the IC memory section, and the shopping details were recorded in the optical memory section.

The name, personal identification number, account number, expiration date, etc. are required to be highly confidential, and it is also required that the person himself / herself and the reliability of the card can be confirmed in a short time.
Further, considering the daily shopping, the details of shopping are required to be large in capacity rather than confidentiality and high speed because of the large amount of data.

In response to such a demand, the card-shaped recording medium used in the present invention was able to satisfy the demand sufficiently as a result of using the above-mentioned method, and realized a new credit card medium.

Example of use 2 IC memory unit with information capacity of 64 Kbit and information capacity of 2 M
A card-shaped recording body having a vertical length of 54 mm and a width of about 85.4 mm having an optical memory unit of Byte was produced and used as a so-called electronic publication in which a book information medium is stored in a card.

A title, a table of contents, a headline or an abstract was recorded in the IC memory section having a high-speed access function, and a text was recorded in the optical memory section having a large capacity function. By using it in this way, the user was able to quickly search for the part he wanted to read and obtain only the information he wanted. Use example 3 IC memory with 64Kbit information capacity and 4M information capacity
A card-shaped recording body having a length of 54 mm × width of about 85.4 mm having an optical memory unit of Byte was prepared and used as a telephone directory.

Information such as a person's name, company name, occupation name, etc. is recorded in the IC memory section, and an address and a telephone number are recorded in the optical memory section. Keyword INPU
With T, I was able to quickly retrieve the desired telephone number or address. Therefore, it is possible to solve the inconvenience that the current telephone directory has a very large number of pages and a great amount of labor is required to obtain desired information.

[0029]

As described above, according to the recording or reproducing apparatus of the present invention, information can be recorded or reproduced on the card-shaped recording medium having the optical recording material layer and the IC memory section. It is possible to use it in many ways by taking advantage of the characteristics of, and it is possible to obtain the effect that the access time can be shortened because it has a large capacity and is excellent in keeping the confidentiality of information.

[Brief description of drawings]

FIG. 1 is a plan view showing an example of a card-shaped recording body used in the present invention.

FIG. 2 is an explanatory view showing a card-shaped recording body from which an IC memory unit used in the present invention is removable.

FIG. 3 is an explanatory diagram showing an embodiment of a recording or reproducing apparatus of the present invention.

FIG. 4 is an explanatory diagram showing a basic configuration of the optical head of FIG.

[Explanation of symbols]

 1 Card-shaped recording medium 2 Base 3 Laminate layer 4 IC memory 5 Electrode 6 Recording / reproducing device 7 Support 8 Optical head 9 Card slot 10 Belt 11 Belt drive motor 12, 13 Guide rod 14 Feed screw 15 Guide rod 16 Connector part 17 cable 18 light source 19, 19a, 19b lens 20 optical path conversion element 21 optical sensor

Claims (1)

(57) [Claims] 1. An apparatus for recording or reproducing information on a card-shaped recording medium comprising a card-shaped substrate, an optical recording material layer formed on the substrate, and an IC memory section attached to the substrate. A card supporting base on which the card-shaped recording medium is placed, an optical head for recording or reproducing information on the optical recording material layer of the card-shaped recording medium, and a reciprocating movement of the card supporting base with respect to the optical head. A drive mechanism for moving and an IC for the card-shaped recording body, which is provided in a part of the card support base.
A recording or reproducing apparatus for a card-shaped recording medium, comprising: a connector unit that is connected to a memory unit to record or reproduce information.