JPH10177627A - Electronic data processing adapter and system for using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electronic data processing adapter in which the convenience of a card-shaped outside storage device is improved. SOLUTION: This device is provided with a head insertion port 5 having a magnet interface 7 inside which is formed at the same position as a disk cartridge, a card mounting part having a card interface 14 for mounting an electronic card 1, a controlling part having a data storage part which card isprovided a connecting surcyut of the amnetic invertafe 7 and he carch interface 14 and a display part 8 connected with the controlling part. The external form of the device has almost the same shape as the disk cartridge and when the electronic card 1 is set to the card mounting part, at least one part of data stored in the electronic card 1 is displayed at the display part 8. The electronic card 1 is set to the card mounting part, is mounted at an electronic data processor and the magnetic head of the electronic data processor is brought into contact with the magnetic interface 7 so that the data can be received and transferred between the electronic card 1 and the electronic data processor.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to an electronic data processing apparatus such as a general-purpose personal computer in which an electronic card used in various systems such as an electronic money system, a medical examination system, and an electronic ticket system is mounted. The present invention relates to a disk cartridge type case for exchanging data with each other.

[0002]

2. Description of the Related Art Conventionally, Japanese Patent Publication No. 6-509194 proposes an "element having a replaceable processor / memory card which can be inserted into a diskette station of an electronic data processing apparatus" as shown in FIGS. Have been. 14 is a schematic configuration diagram of a disk cartridge type case described later, FIG. 15 is a sectional view of the disk cartridge type case, and FIG. 16 is a plan view of a card inserted into the disk cartridge type case.

In these figures, reference numeral 101 denotes a cartridge type case having the same shape and the same dimensions as a general-purpose magnetic disk cartridge, and includes a battery 102, a converter 103, a magnetic interface 104, a processor 105, and a memory 1.
06, a contact 107, and a card storage space 108 (see FIG. 15) having an open side surface. In the drawing, reference numeral 109 denotes a concave cutout, and reference numeral 110 denotes a concave cutout into which a spindle of the disk drive device is inserted.
Reference numeral 111 denotes an electronic card such as an IC card inserted into the card storage space 108, which has an IC chip (not shown) built in and has contacts 112 on the surface.

The card 111 is stored in the card storage space 108 of the cartridge type case 101,
By bringing the cartridges 7 and 112 into contact with each other and mounting the cartridge-type case 101 to, for example, a general-purpose personal computer, data can be mutually transferred between the personal computer and the card 111 via the cartridge-type case 101. It has the convenience.

[0005]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a more convenient electronic data processing adapter and an electronic data processing system using the same by improving this type of system. .

[0006]

According to a first aspect of the present invention, there is provided a head insertion port formed at the same position as a disk cartridge and having a magnetic interface formed of, for example, a planar coil inside the head. It has a card interface composed of contact pins or planar coils, and is provided on a card mounting portion on which an electronic card such as an IC card can be mounted, a power supply portion such as a battery, and a connection circuit between the magnetic interface and the card interface. A control unit having a data storage unit, and a display unit such as an LCD connected to the control unit, the outer shape of the control unit is substantially the same as that of a disk cartridge, and the electronic card is mounted on the card mounting unit. By setting, at least some of the data stored in the electronic card Data can be displayed on the display unit, an electronic card is set in the card mounting unit, for example, mounted on an electronic data processing device such as a personal computer, and a magnetic head of the electronic data processing device is brought into contact with the magnetic interface. , So that data can be exchanged between the electronic card and the electronic data processing device.

[0007] In order to achieve the above object, a second present invention provides:
For example, an electronic card such as an IC card, an electronic data processing adapter having a card mounting portion in which the electronic card can be set, and having an outer shape substantially the same as a disk cartridge, and a disk drive device to which the electronic data processing adapter can be mounted And an electronic data processing device such as a personal computer having the electronic data processing adapter. By setting the electronic card in the electronic data processing adapter, at least a part of data stored in the electronic card is displayed on the display unit of the electronic data processing adapter. By setting an electronic card in the electronic data processing adapter and attaching it to the electronic data processing device, data can be exchanged between the electronic card and the electronic data processing device via the electronic data processing adapter. Is configured to allow It is an butterfly.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention provides an electronic data processing adapter by setting an electronic card as described above.
Since at least a part of the data such as a deposit balance stored in the electronic card can be displayed on the display of the electronic data processing adapter, the data is stored in the electronic card without using a dedicated interface suitable for the electronic card. You can easily check the data.

Also, the electronic card can directly access an electronic data processing device such as a general-purpose personal computer via an electronic data processing adapter, and a data writing / reading device dedicated to the electronic card is not required. Therefore, for example, an electronic card can be set in the electronic data processing adapter, the data content stored in the electronic card can be checked on the display unit, and then the electronic data processing device can be accessed.

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic diagram for explaining two usage modes of the electronic data processing system according to the embodiment of the present invention. As shown in FIG. 1, this electronic data processing system is the same as an IC card 1 in the form and size of a general-purpose 3.5-inch floppy disk, and has an outer dimension of about 93 mm (W) in which the IC card 1 can be stored. ) × 90
It is mainly composed of a disk cartridge type case 2 of mm (L) × 3 mm (T) and an electronic data processing device 3 such as a laptop or notebook type general-purpose personal computer and various workstations.

FIG. 1A shows an IC card 1 housed in a disk cartridge type case 2 which is mounted on a disk drive device 4 of an electronic data processing device 3 so that the IC card 1 is inserted through the disk cartridge type case 2. An online mode in which data is exchanged between the card 1 and the electronic data processing device 3 is schematically shown. FIG.
(B) schematically shows an offline mode in which the IC card 1 is housed in the disk cartridge type case 2 and data is exchanged between the two.

Next, these specific configurations and examples of usage will be described. 2 to 9 show the first embodiment of the present invention.
FIG. 2 is a plan view of a disk cartridge type case before a shutter is mounted,
3 and 4 are a plan view and a bottom view of the disc cartridge case before use, and FIG. 5 is a view showing a state immediately before inserting the IC card into the disc cartridge case.
The disk cartridge type case shows a cross section on line XX of FIG. FIG. 6 is a plan view of an IC card, and FIG. 7 is an IC card.
FIG. 9 is a diagram for explaining an operation of transmitting and receiving data between the card, the disk cartridge type case, and the electronic data processing device;
FIG. 8 is a plan view showing a state when the IC card and the disc cartridge type case are used in combination, and FIG. 9 is a view for explaining the operation.

The disk cartridge type case 2 is provided with a rectangular head insertion port 5 at the center in the front in the insertion direction, similarly to a general-purpose 3.5-inch floppy disk, and the moving range of the shutter is included to include the head insertion port 5. A shallow concave portion 6 for regulating is formed.

A printed circuit board (not shown) is provided below the recess 6, and a flat first coil 7 mounted on the printed circuit board is arranged so as to be exposed from the head insertion opening 5. In addition, a display section 8 made of a liquid crystal display (LCD) is arranged near the right end of the recess 6 as viewed in FIG.

A battery as a power supply 9 is exchangeably accommodated in the disk cartridge type case 2. A secondary battery such as a capacitor or a polymer lithium battery as a power source 9 is stored in the disk cartridge case 2 and the secondary battery is charged by a charger when the electronic data processing adapter is not used. ,
Alternatively, in a later-described online mode, the hub 22 is rotated using the rotational driving force of the disk drive device to generate power, and the power can be used to charge the secondary battery. When a secondary battery is used as the power source 9 as described above, it is not always necessary to replace the battery.

The online mode (a) in FIG.
In both of the offline mode (b) and the offline mode (b), the battery may operate the disk cartridge case 2, or the data display in the offline mode (b) may be operated with the battery to operate the disk cartridge case 2 and the online mode ( The power supply at the time of a) may be configured to operate with the electric power generated by the rotation of the hub 22 using the rotational driving force of the disk drive device.

The IC card 1 is located rearward of the recess 6 in the insertion direction.
A card storage space 10 having substantially the same size as that of the card storage space 10 is formed. As shown in FIG. 5, the card storage space 10 is provided with a card entrance 11 on one side of the disk cartridge type case 2, and an inner surface facing the card entrance 11 is an IC.
The stopper wall 12 of the card 1 is provided. A contact terminal portion 14 (see FIG. 2) having a predetermined number of elastic contact pins 13 (see FIG. 5) is provided so as to face the card storage space 10.

At a position facing the card storage space 10,
A card detection hole 15 penetrating in the up-down direction of the disc cartridge case 2 is formed. In this embodiment, the card detection hole 15 is formed at the same position as the write protection hole of the 3.5-inch floppy disk.
A notch 16 is provided in the vicinity of the card entrance 11 to facilitate insertion and removal of the IC card 1.

A synthetic resin or metal shutter 17 having a U-shaped side surface is slidably mounted in the recess 6. The shutter 17 has an opening 18 having substantially the same size as the head insertion opening 5, and a first closing portion 19 covering the head insertion opening 5 on the right side of the opening 18 in the drawing.
However, a second closing portion 20 that covers the display unit 8 is provided on the left side of the opening 18 as viewed in the drawing. The shutter 17 is moved by a spring member (not shown) housed therein.
It is always elastically biased in a direction covering the head insertion opening 5 and the display unit 8.

As shown in FIG. 4, a spindle insertion port 21 is provided substantially at the center of the lower surface of the disc cartridge type case 2.
Is formed, and a cap-shaped hub 22 is rotatably arranged therein. The hub 22 has a diamond-shaped positioning hole 23 at the center similarly to a 3.5-inch floppy disk.
However, a rectangular drive pin insertion hole 24 is provided in the vicinity thereof, and a flange 25 is provided on the outer peripheral portion. In the case of a floppy disk, the inner peripheral portion of the magnetic disk is bonded to the flange 25. However, in the case of the present invention, the magnetic disk is not used, and the hub 22 alone is rotatably disposed in the spindle insertion port 21. Have been.

As shown in FIG. 6, the IC card 1 has a built-in IC chip 26 composed of a CPU and a nonvolatile memory, and has a plurality of divided electrodes 27 and a magnetic stripe 28 on the surface.
And an insertion direction display section 29, etc., and are structurally the same as the conventional one.

The structural features of the disk cartridge type case 2 are as described above, but the circuit is configured as shown in FIG. That is, a contact terminal unit 14 connected to the IC card 1, an IC card I / F control unit 30, a work area, a transmission / reception buffer, a memory 31, such as a buffer-RAM and a program storage ROM, having functions such as a status, Control unit (CPU) 3
2. Clock control unit 33, power supply control unit 34, power supply (battery) 9, coil signal conversion unit 35, transducer 37 including first coil 7 and analog signal processing unit 36, display control unit 43, display unit 8, etc. And the connection relationship as shown in the figure.

The central control unit 32 includes, for example,. Bi-directional communication control with the head signal in the disk drive device 4, Format conversion of the head signal; Bi-directional communication control with IC card 1,. Control processing of the IC card 1, Monitoring the status of data writing / reading; It has functions such as control and monitoring of the power supply system.

Next, the operation of the system according to the present invention will be described. In the case of the online mode shown in FIG.
First, as shown in FIG. 5, the IC card 1 is inserted into the card storage space 10 of the disc cartridge type case 2, and
By contacting the tip of the card 1 with the stopper wall 12, the IC card 1 is positioned in the card storage space 10, and the contact terminal portion 14 and the electrode 27 properly contact. Also, the insertion of the IC card 1 closes the card detection holes 15 and 15 of the disk cartridge type case 2 (the closed state of the card detection hole 15 is indicated by oblique lines in FIG. 8). In this state, the head insertion port 5 (first coil 7) and the display unit 8 are covered and protected by the shutter 17.

When the disk cartridge type case 2 containing the IC card 1 is inserted into the disk drive 4 of the electronic data processor 3, a shutter opening / closing pin 38 provided in the disk drive 4 as shown in FIG.
The shutter 17 is automatically opened by this, the shutter 17 is exposed in the head insertion port 5 (first coil 7) and the display unit 8 in the apparatus, and the magnetic head 39 provided in the disk drive device 4 (FIG. 7) is inserted from the head insertion port 5 and comes into contact with the first coil 7. In this state, the IC card 1 and the electronic data processing device 3 can perform data communication via the disk cartridge case 2.

FIG. 9 is a diagram for explaining signal transfer and operation between the IC card 1, the disk cartridge case 2, and the electronic data processing device (PC) 3.

First, in step (hereinafter abbreviated as S) 1, I
The C card 1 is inserted into the disk cartridge case 2. Next, in S2, the disk cartridge type case 2 is replaced with the electronic data processing device 3 (disk drive device 4)
The shutter 17 is automatically opened by being inserted into the inside (S2). The disk cartridge case 2 detects the opening operation of the shutter 17, turns on the power of the disk cartridge case 2, and supplies power to the IC card 1 inserted in the disk cartridge case 2 (S3). . As a method of detecting the opening operation of the shutter 17, for example, a micro switch, a magnetic sensor, or the like is provided near the shutter opening / closing area in the disk cartridge case 2 or near the displacement area of the spring member that elastically biases the shutter 17. There is a method of arranging a sensor and detecting the opening operation of the shutter 17 with the sensor.

Next, in S4, an initial response (ATR) is sent from the IC card 1 to the disk cartridge case 2.
The contents of the response are stored at a predetermined address of the memory 31 (see FIG. 7) via the contact terminal unit 14, the IC card I / F control unit 30, and the central control unit 32.

Before power is supplied to the IC card 1, the presence or absence of the IC card 1 in the disk cartridge type case 2 is detected by a write protection detecting optical sensor or a mechanical mechanism in the disk drive device 4. I
After confirming the insertion of the C card 1, power is supplied to the IC card 1, or the presence or absence of the IC card 1 in the disk cartridge type case 2 is detected by a write protection detection sensor or a mechanical mechanism in the disk drive device 4. , The IC card 1 may be detected based on whether or not there is an initial response (ATR) from the IC card 1 to the power supply to the disk cartridge case 2.

Next, in S5, it is determined by the central control unit 32 of the disk cartridge type case 2 whether or not the hub 22 is rotating. If the hub 22 is rotating, the online mode is set, and the hub 22 is not rotating. And the offline mode is determined. When the disk cartridge case 2 is inserted into the electronic data processing device 3 and rotation of the hub 22 is detected, it is determined that the online mode is set.
In step 6, a data read signal is output from the electronic data processor (PC) 3 to the disk cartridge type case 2, and the initial response (ATR) stored in the disk cartridge type case 2 is transmitted from the disk cartridge type case 2 to the electronic device. The data is transmitted to the data processing device (PC) 3 (S7).

At S8, an electronic data processing device (PC)
3 outputs a read command to the disk cartridge type case 2.
Then, after receiving the command, a read command is output to the IC card 1 in S9. In response to this command, the read data is output from the IC card 1 to the disk cartridge case 2 in S10, and is directly taken into the electronic data processing device (PC) 3 (S11), and the electronic data is output based on the read data. Processing unit (PC)
Desired data processing is performed in 3. In the case of the online mode, the data stored in the IC card 1 is read out to the electronic data processing device (PC) 3 via the disk cartridge type case 2 or the electronic data processing device (PC) 3 Is written to the IC card 1 based on the keyboard input.

Next, the transmission and reception of signals between the IC card 1 and the disk cartridge type case 2 and the operation in the offline mode will be described. 8, the state except for the shutter opening / closing pin 38 is the use state of the offline mode. The steps from S1 to S4 are the same as in the online mode. If it is determined in S5 that the hub 22 is not rotating, it is considered to be the offline mode without using the electronic data processing device (PC) 3, In step S12, a read command is output from the disk cartridge type case 2 to the IC card 1, and in response to this command, read data is output from the IC card 1 to the disk cartridge type case 2 in S13. Displayed on the display unit 8 of the case 2 and the IC
Data stored on the card 1 (for example, the balance of a deposit in an electronic money system) can be viewed.

In the off-line mode, the disk cartridge type case 2 is connected to the electronic data processing device (P
C) Since the shutter 17 is not mounted on the shutter 3, the shutter 17 is manually opened,
The opening operation of the shutter 17 is detected to turn on the power of the disk cartridge case 2 and turn on the display unit 8, and the closing operation of the shutter 17 is detected to turn off the display unit 8.

FIGS. 10 to 12 are views showing a second embodiment of the present invention. FIG. 10 is a plan view of a disk cartridge type case 2, and FIG. FIG. 10 is a diagram showing a state immediately before the operation, and FIG. 10Y is a cross-sectional view taken along line YY of FIG. FIG. 12 is a plan view of an IC card used in this embodiment.

The main difference between this embodiment and the first embodiment is the connection between the IC card 1 and the disk cartridge type case 2. That is, in the present embodiment, the planar second coil 40 is provided on the IC card 1, and the disk cartridge case 2 has the second coil 40.
A planar third coil 41 is provided so as to correspond to the coil 40. When the IC card 1 is inserted into the disk cartridge type case 2, the second coil 40 and the third coil 41 face each other in an approaching state (non-contact or contact state), and a signal is transmitted by electromagnetic coupling. Has become.

In this embodiment, the second coil 40, the third coil
Although the coil 41 is exposed on the surface, the second coil 40,
It is also possible to provide a thin protective film on the surface of the third coil 41.

FIG. 13 is a plan view of a disk cartridge type case 2 according to a third embodiment of the present invention. The main difference between this embodiment and the first embodiment is that a display switch 42 is provided on the surface of the disk cartridge case 2. In the case of this embodiment,
When the shutter 17 is manually opened and the display switch 42 is turned on, the display on the display unit 8 is performed.

In order to simplify the use offline, the disk cartridge case 2 may be provided with a lock means for holding the shutter 17 open.

In the case 2 of the disk cartridge type,
An operation switch such as a numeric keypad can be provided.

Further, a cleaning mechanism for the coil 7 is provided in the shutter 17 and the surface of the coil 7 is always kept clean as the shutter 17 is opened and closed, so that the contact with the magnetic head 39 of the disk drive device 4 is improved. Condition can be maintained.

FIG. 17 is an explanatory diagram of the operation of the electronic data processing system according to the fourth embodiment of the present invention. In the processing flow shown in FIG. 9, when it is determined in S5 that there is no rotation of the hub, the mode is determined to be the offline mode, and the data is displayed in S14 via S12 and S13. In the fourth embodiment, if there is an initial response (ATR) in S4, the data in the ATR is first displayed in S15 regardless of the offline mode or the online mode, and in the next S5, the presence or absence of rotation of the hub is determined. If there is no rotation of the hub, the mode is determined to be the offline mode, and the process returns to S15 to continue displaying data. If the hub rotates, the online mode is determined, the display data is deleted in S16, and the process proceeds to S6.

[0042]

According to the present invention, at least a part of the data stored in the electronic card can be displayed on the display section of the electronic data processing adapter by setting the electronic card in the electronic data processing adapter as described above. The data stored in the electronic card can be easily confirmed without using a dedicated interface suitable for the electronic card.

Also, since the electronic card can directly access an electronic data processing device such as a general-purpose personal computer via an electronic data processing adapter, there is no need for a dedicated data writing / reading device for the electronic card. Is very convenient to use.

If the magnetic interface is covered with the shutter in the closed position of the shutter as described in claim 2, for example, dust or other dust may be formed on the magnetic interface surface during storage or transportation of the electronic data processing adapter. No foreign matter is attached or damaged, so that a good magnetic connection between the electronic data processing adapter and the electronic data processing device can always be maintained.

If the display surface is covered with the shutter in the closed position of the shutter, dust or other foreign matter may be present on the display surface during storage or transport of the electronic data processing adapter. There is no adhesion or damage, and therefore the display surface is always clean.

If the power supply of the electronic data processing adapter is automatically turned on / off based on the opening / closing operation of the shutter, a special switch or the like is used to turn on / off the display unit. There is no need to operate, and the operability is excellent, and the power consumption for display can be reduced.

According to the fifth aspect, if a card storage space for storing the entire electronic card is formed in the card mounting portion, the electronic data processing adapter can be used as a protection member for the electronic card. When an electronic data processing adapter containing an electronic card is mounted on an electronic data processing apparatus, the adapter can be handled in the same manner as a normal disk cartridge, and is excellent in operability.

According to a sixth aspect of the present invention, when a planar signal transmitting / receiving coil electromagnetically coupled to a planar signal transmitting / receiving coil provided on an electronic card is provided in the card interface, the card interface can be compared with the one using contact pins. As a result, the electronic data processing adapter can be made thinner.

In the ninth aspect of the present invention, if the card detecting portion is provided in the card mounting portion in the same position as the write protect hole of a normal magnetic disk cartridge, the state of the detecting portion is determined by the disk drive device. By detecting optically or mechanically, the presence or absence of an electronic card can be detected without adding a special function, and the electronic data processing device can determine whether or not the electronic card can be accessed. There is no need to worry about malfunctions.

According to the tenth aspect, when the display unit is a liquid crystal display unit, it can be easily installed in an electronic data processing adapter whose thickness is limited.

[Brief description of the drawings]

FIG. 1 is a schematic diagram for explaining two usage modes of an electronic data processing system according to an embodiment of the present invention.

FIG. 2 is a plan view of the disk cartridge case before the shutter according to the embodiment of the present invention is mounted.

FIG. 3 is a plan view of the disc cartridge case before use.

FIG. 4 is a bottom view of the disk cartridge case before use.

FIG. 5 is a diagram showing a state immediately before an IC card is inserted into a disk cartridge type case.

FIG. 6 is a plan view of the IC card.

FIG. 7 is a diagram for explaining an operation of transmitting and receiving data between the IC card, the disk cartridge type case, and the electronic data processing device.

FIG. 8 is a plan view showing a state when the IC card and the disk cartridge type case are used in combination.

FIG. 9 is a diagram for explaining the operation of the electronic data processing system according to the embodiment of the present invention.

FIG. 10 is a plan view of a disk cartridge case according to a second embodiment of the present invention.

FIG. 11 is a diagram showing a state immediately before an IC card is inserted into a disk cartridge type case.

FIG. 12 is a plan view of an IC card used in this embodiment.

FIG. 13 is a plan view of a disk cartridge type case according to a third embodiment of the present invention.

FIG. 14 is a plan view of a conventionally proposed disk cartridge type case.

FIG. 15 is a sectional view of the disk cartridge type case.

FIG. 16 is a plan view of a card stored in the disk cartridge type case.

FIG. 17 is a diagram for explaining an operation of the electronic data processing system according to the fourth embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 IC card 2 Disk cartridge type case 3 Electronic data processor 4 Disk drive device 5 Head insertion slot 7 First coil 8 Display part 9 Power supply 10 Card storage space 11 Card entrance and exit 13 Contact pin 14 Contact terminal part 15 Card detection hole 17 Shutter Reference Signs List 18 opening 19 first closing part 20 second closing part 21 spindle insertion opening 22 hub 26 IC chip 27 electrode 30 IC card I / F control part 31 memory 32 central control part 33 frequency control part 34 power supply control part 35 coil signal conversion Unit 36 Analog signal processing unit 37 Transducer 39 Magnetic head 40 Second coil 41 Third coil 42 Display switch

Claims (17)

[Claims] 1. A head insertion slot formed at the same position as a disk cartridge and having a magnetic interface inside, a card mounting section having a card interface and capable of mounting an electronic card, a power supply section, the magnetic interface and a card A control unit provided on a connection circuit of the interface and having a data storage unit, and a display unit connected to the control unit, the external shape is substantially the same shape as a disk cartridge, By setting the electronic card, at least a part of the data stored in the electronic card can be displayed on the display unit. The electronic card is set on the card mounting unit, and mounted on the electronic data processing device. By bringing the magnetic head of the processing device into contact with the magnetic interface,
An electronic data processing adapter characterized in that data can be exchanged between an electronic card and an electronic data processing device. 2. The electronic data processing adapter according to claim 1, wherein a shutter for opening and closing the head insertion opening is provided, and the magnetic interface is covered at a closed position of the shutter. 3. The electronic device according to claim 2, wherein a display unit is provided near the head insertion slot, and a display surface of the display unit is covered together with the magnetic interface at a closing position of the shutter. Data processing adapter. 4. The electronic data processing adapter according to claim 2, wherein the power of the electronic data processing adapter is turned on / off based on the opening / closing operation of the shutter. 5. The electronic data processing adapter according to claim 1, wherein a card storage space for storing the entire electronic card is formed in the card mounting portion. 6. The electronic device according to claim 1, wherein the card interface is provided with a planar signal transmitting / receiving coil electromagnetically coupled to a planar signal transmitting / receiving coil provided on the electronic card. Data processing adapter. 7. The power supply unit according to claim 1, wherein
An electronic data processing adapter characterized by being a secondary battery. 8. The electronic data processing adapter according to claim 1, wherein the electronic card is an IC card having at least a CPU and a memory. 9. The method according to claim 1, wherein a card detection unit having a through hole for confirming the mounting of the electronic card is provided at the same position as the write protect of the disk cartridge in the card mounting unit. Characterized electronic data processing adapter. 10. The electronic data processing adapter according to claim 1, wherein the display unit is a liquid crystal display unit. 11. The electronic data processing adapter according to claim 1, wherein the electronic data processing adapter has the same shape and dimensions as a 3.5-inch type magnetic disk cartridge. 12. The electronic data processing adapter according to claim 1, wherein a hub that is rotated by a rotary drive shaft of a disk drive device provided in the electronic data processing device is provided in the electronic data processing adapter. An electronic data processing adapter configured to operate in an online mode for exchanging data between a card and an electronic data processing device. 13. The electronic data processing adapter according to claim 1, wherein a hub that is rotated by a rotation drive shaft of a disk drive device in the electronic data processing device is provided in the electronic data processing adapter, and the electronic card is set in the electronic data processing adapter. ,
Display mode means for displaying the data of the electronic card on the display unit of the electronic data processing adapter; and, after the display of the data, whether or not the hub is rotated.
An electronic data processing adapter comprising: an offline mode for continuing the display mode; and a mode switching means for switching between an online mode for exchanging data between the electronic card and the electronic data processing device. 14. An electronic data processing adapter having an electronic card, a card mounting portion in which the electronic card can be set, and having an outer shape substantially the same as that of a disk cartridge, and a disk drive device to which the electronic data processing adapter can be mounted. An electronic data processing device having the electronic data processing adapter, wherein the electronic card is set in the electronic data processing adapter, so that at least a part of the data stored in the electronic card can be displayed on a display unit of the electronic data processing adapter. By setting an electronic card in the electronic data processing adapter and attaching it to the electronic data processing device,
An electronic data processing system using an electronic data processing adapter, characterized in that data can be exchanged between an electronic card and an electronic data processing device via the electronic data processing adapter. 15. The electronic data processing system according to claim 14, wherein said electronic data processing device is a general-purpose personal computer. 16. An electronic data processing system using an electronic data processing adapter according to claim 14, wherein said electronic card is an IC card having at least a CPU and a memory. 17. The electronic data processing adapter according to claim 14, wherein the electronic data processing adapter has the same shape and dimensions as a 3.5-inch type magnetic disk cartridge. Data processing system.