JP2002236965A - Method and device for registering cash data - Google Patents

Abstract

PROBLEM TO BE SOLVED: To settle print charge by using cash data recorded in a memory card. SOLUTION: Image data, a print order file, and encrypted cash data are recorded in the memory card. The cash data is decoded (the step 113), and a balance is obtained. In accordance with the print order file, an image represented by the image data is printed (the step 115). When the print completes (YES in the step 117), the balance subtracting the print charge is encrypted and the cash data is updated (the step 119).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a money data registration device, an image print ordering device, a print control device, a method thereof, and a recording medium used in the device.

[0002]

BACKGROUND OF THE INVENTION A point-of-sales printing apparatus for loading a floppy disk or the like, reading image data recorded on the floppy disk, and printing an image represented by the image data is arranged in a store of a laboratory or the like. I have. Such storefront printing devices include coins and coins.
A machine is provided, and the fee is settled using this coin machine.

[0003] However, if the coin machine runs out of change, the store printing device cannot be used.

When a coin machine is not provided, a fee is paid to a clerk at a laboratory or the like in which a storefront printing apparatus is arranged. The clerk's intervention is required, and the payment of the fee becomes complicated.

[0005]

DISCLOSURE OF THE INVENTION An object of the present invention is to make payment of a fee relatively easy.

The money data registration device according to the first invention is
A medium accepting machine that receives a load of a recording medium that records money data and image data, which is encrypted by identification data unique to the recording medium and that represents money, is recorded on a recording medium loaded in the medium accepting machine. Decryption means for decrypting the monetary data, a cash accepting machine for accepting the money input, a first calculating means for calculating the amount of money input from the cash accepting machine, and a cash amount calculated by the first calculating means. Second calculating means for calculating the sum of the amount and the amount of money represented by the money data decrypted by the decrypting means, and encryption for encrypting the monetary data representing the sum calculated by the second calculating means. The money data encrypted and recorded on the recording medium loaded in the medium receiving device to the money data encrypted by the encryption means. Characterized in that it comprises updating means for.

[0007] The first invention also provides a method suitable for the above device. That is, in this method, a recording medium for recording monetary data and image data, which is encrypted by identification data unique to the recording medium and which represents the amount of money, is loaded, and the monetary data recorded on the loaded recording medium is loaded. And decrypts the money, accepts the input of the money, calculates the amount of the input money, calculates the sum of the calculated amount of money and the amount of money represented by the decrypted money data, and calculates the calculated sum. Is encrypted, and the monetary data encrypted and recorded on the loaded recording medium is updated to the monetary data representing the encrypted sum.

[0008] The first invention uses a print fee for printing an image represented by image data recorded on the recording medium, using money represented by monetary data recorded on the recording medium. This is to update the monetary data used for the settlement. According to the first invention, money data and image data encrypted with identification data unique to the recording medium are recorded on the recording medium. The money data recorded on the recording medium is decrypted. When money is input, the amount is calculated. The sum of the inserted money and the money represented by the decrypted money data is calculated. The monetary data encrypted and recorded on the recording medium represents the calculated sum and is updated to the encrypted monetary data.

The recording medium records money data (representing the value of money) and image data encrypted by identification data unique to the recording medium. If monetary data is used to settle a print fee for an image represented by image data recorded on the recording medium,
The money represented by the money data is reduced according to the print. By inserting money in accordance with the reduction, the money represented by the money data is increased. As the image is printed, the amount of money represented by the money data recorded on the recording medium is reduced, but can be increased. The printing of the image represented by the image data and the settlement thereof can be continued using the recording medium.

[0010] The financial data, because it is encrypted by a unique identification data on the recording medium, a third party even if illegally copied, it is impossible to rewrite the monetary data. It is possible to prevent unauthorized use of the recording medium.

It is preferable that the apparatus further comprises a display device for displaying at least one of the amount of money accepted by the money accepting machine and the sum of money calculated by the second calculating means.

Since the amount of money inserted and the sum of money calculated as described above can be known, it is possible to check the amount of money inserted, the remaining number of printable sheets, and the like.

According to a second aspect of the present invention, there is provided an image print ordering apparatus for reading image data from a recording medium on which money data and image data encrypted with identification data unique to the recording medium are recorded. Display control means for controlling a display device to display an image represented by the image data read by the first display control means, and a print command for an image displayed under display control by the first display control means. Input means for inputting, and first recording control means for recording data representing a print command inputted by the input means on the recording medium in association with image data representing an image to be printed. And

[0014] The second invention also provides a method suitable for the above device. That is, the image data is read from the recording medium on which the money data and the image data encrypted by the identification data unique to the recording medium are recorded, and the image represented by the read image data is displayed.
A print command for the displayed image is input, and data representing the input print command is recorded on the recording medium in association with image data representing an image to be printed.

According to the second invention, the money data and the image data encrypted by the identification data unique to the recording medium are read from the recording medium. Image represented by the read image data is displayed. When printing the displayed image, the print command is input by the user. When a print command is input, data representing the print command is recorded on the recording medium.

According to the second aspect, data representing a print instruction of an image represented by image data recorded on the recording medium can be recorded on the recording medium. By reading data representing a print command from the recording medium, an image represented by image data recorded on the recording medium can be printed.

Preferably, decryption means for decrypting the money data encrypted and recorded on the recording medium, and an amount of money represented by the money data decrypted by the decryption means are inputted from the input means. Determining means for determining whether or not the print charge is equal to or more than the print charge based on the print instruction, and when the determination means determines that the print charge is equal to or more than the print charge, data indicating the print instruction is recorded on the recording medium. It further includes control means for controlling the recording control means.

When the amount of money represented by the money data recorded on the recording medium is equal to or greater than the print charge, data representing a print command can be recorded on the recording medium. If the amount of money represented by the money data recorded on the recording medium is less than the print fee, data representing a print command cannot be recorded on the recording medium. It is possible to prevent beforehand from being unable to print due to insufficient money balance.

Preferably, the apparatus further comprises a print unit price storage unit for storing data representing the print unit price. In this case, the judging means determines the amount of money represented by the money data decrypted by the decryption means based on the data representing the print unit price stored in the print unit price storage means, based on the print command. Will be determined.

Even when the print unit price is updated, the data representing the print unit price stored in the print unit storage unit is updated, so that the remaining amount of money represented by the money data recorded on the recording medium is updated. Can be determined whether or not is greater than or equal to the print charge (total).

The image processing apparatus may further include designating means for designating at least one of the size and the number of images to be printed, and print fee calculating means for calculating a print fee based on at least one of the size and the number designated by the designating means. preferable. In this case, the determination means will determine whether the amount of money represented by the money data decrypted by the decryption means is equal to or greater than the print fee calculated by the print fee calculation means.

A print charge corresponding to the designated size and number of prints can be calculated, and if a remaining amount equal to or greater than the calculated print charge is recorded on the recording medium, data representing a print command can be recorded on the recording medium.

[0023] Subtraction means for subtracting the print fee calculated by the print fee calculation means from the amount of money decrypted by the decryption means, and the display to display the remaining amount of money subtracted by the subtraction means. Preferably, the apparatus further includes a second display control unit for controlling the device.

When printing is performed, the user can know the remaining amount of money represented by the money data recorded on the recording medium.

The information processing apparatus may further include a receiving means for receiving data representing a print unit price transmitted from the server, and a notifying means for notifying the print unit price represented by the data received by the receiving means.

It is possible to know the latest print unit price.

The apparatus further comprises user information input means for inputting at least one of a user's address and name, and second recording control means for recording data representing the user information input by the user information input means on the recording medium. You may.

Data representing the user information can be recorded on the recording medium. The print destination can be recorded on a recording medium.

The printing control apparatus according to a third aspect of the present invention is a reading device for reading image data and money data from a recording medium on which money data and image data encrypted by identification data unique to the recording medium are recorded. Decryption means for decrypting the monetary data, wherein the amount of money represented by the financial data decrypted by the decryption means is
Determining means for determining whether or not the print fee of the image represented by the image data read by the reading means remains; and determining that the image data has been read by the determining means. The image processing apparatus further includes a printer control unit that controls the printer to print an image represented by the image data.

The third invention also provides a method suitable for the above device. That is, this method reads image data and money data from a recording medium on which money data and image data encrypted with identification data unique to the recording medium are recorded, and decrypts the money data.
It is determined whether or not the amount of money represented by the decrypted money data remains above the print fee of the image represented by the read image data. This is for printing an image represented by data.

According to the third aspect, the image data and the encrypted money data are read from the recording medium. If the amount of money represented by the read money data is equal to or more than the print fee of the image represented by the image data, the printer is controlled to print the image represented by the read image data.

The money represented by the money data recorded on the recording medium will be reduced according to the print fee. Even if you do not have a coin machine, you can pay for prints.

[0033] Reduction means for reducing the print fee from the amount of money represented by the money data decrypted by the decryption means, and monetary data representing the money reduced by the reduction means to identification data unique to the recording medium. It is preferable that the apparatus further comprises an encryption unit for encrypting the data by using an encryption unit, and an update unit for updating the money data encrypted and recorded on the recording medium to the money data encrypted by the encryption unit.

The printing fee can be automatically settled by reducing the amount of money represented by the money data recorded on the recording medium.

[0035]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows an embodiment of the present invention and shows an outline of an image printing system.

The image printing system comprises a cash register 1, a digital still camera 20, and a store printing device 70. The cash registering apparatus 1 and the shop printing apparatus 70 are arranged, for example, at a laboratory (print service shop). The digital still camera 20 is owned by the user.

The image printing system prints an image represented by image data recorded on a memory card. In a memory card used in an image printing system, monetary data having a monetary value is encrypted and recorded in addition to the image data. Money data is used to settle the image print fee.

The money register 1 can update money data recorded on the memory card. A user inserts a memory card into the cash register 1. Then, money (money) is input by the user. In the cash register 1, the money data recorded on the memory card is updated in accordance with the inserted money. The memory card with the updated money data is ejected from the money registration device 1 and returned to the user.

The user operates the digital still camera 20
A print order is made using. A memory card is loaded into the digital still camera 20, and image data is read from the memory card. The image represented by the read image data is a digital still camera
It is displayed on the display screen of 20 liquid crystal display devices. The user
While viewing the displayed image, the user places a print order for the image. A print order file storing data specifying an image to be printed and the like is generated and recorded on a memory card. The balance after printing is calculated and displayed based on the money data recorded on the memory card. The user can check the balance after the printing is completed.

When the print order is completed, the printing process is performed using the store printing device 70. A memory card on which a print order file is recorded is loaded into the store printing apparatus 70. In the store printing device 70,
The image is printed according to the print order file. When the printing is completed, the money data recorded on the memory card is updated. The memory card with the updated money data is ejected from the store printing apparatus 70, and the print is also ejected from the shop printing apparatus 70.

Further details of the image printing system will become apparent from the following description.

FIG. 2 is a block diagram showing the electrical configuration of the cash registering apparatus 1.

The operation of the cash register 1 is performed by the main CPU 9
Is governed by The main CPU 9 can execute an encryption process and a decryption process.

The cash register 1 has a ROM for storing programs, and a RAM for temporarily storing data.
3, a hard disk drive 4 for accessing the hard disk 4, a SCSI (Smallcomputer system interface) for accessing the hard disk drive 4
ce) 5 and a power supply circuit 6 for supplying power to each circuit
It is included.

The cash register 1 has a card interface 7 for accessing the loaded memory card 14, a removable disk interface 8 for accessing the magneto-optical disk (MO disk) 15, and a server. A modem 13 is included for accessing the.

The cash register 1 includes a liquid crystal display device 10 whose display is controlled by the main CPU 9 and a main CP.
Includes a coin kit 12 controlled by U9. Further, the cash registering apparatus 1 includes an operation unit 11 including various keys such as a numeric keypad.
Is input to the main CPU 9.

FIG. 3 is a perspective view of the digital still camera 20 as viewed from the back.

On the upper surface of the digital still camera 20, a shutter release button 21 is provided at the right end when viewed from the rear. On the left side of the shutter release button 21, a mode changeover switch 22 for switching between a recording mode and a reproduction mode is provided.

On the rear surface of the digital still camera 20, a display screen 31 of a liquid crystal display device is formed over almost the entire surface. A display button 23 for giving a display command of the liquid crystal display screen 31 is provided on the upper part of the liquid crystal display device 31. Further, on the right side of the display button 23, a cancel button 24 for giving a cancel command and a menu / execute button 25 for giving a menu display command and an execution command are provided.

Further, a left arrow button 27, a right arrow button 30, a plus button 28, and a minus button 29 are provided at the upper right portion on the back of the digital still camera 20.

FIGS. 4 and 5 are examples of images displayed on the liquid crystal display screen 31. FIG.

When the reproduction mode is set by the mode changeover switch 22, the memory card is displayed on the liquid crystal display screen 31.
An image represented by the image data recorded in 14 is displayed. The liquid crystal display screen 31 further displays a trash can icon 33, a page turning icon 34, and a printer icon 35.

Either icon is selected using the left arrow button 27 or the right arrow button 30. Trash icon
When 33 is selected, the menu / execute button 25 is pressed, the image displayed on the display screen 31 is erased. When the menu / execute button 25 is pressed while the page turning icon 34 is selected, the liquid crystal display screen is displayed.
The image of the frame next to the image displayed on 31 is displayed on the LCD
Displayed at 31. When the menu / execute button 25 is pressed while the printer icon 35 is selected, the menu image shown in FIG.

The menu image includes a menu display area 35 for displaying various setting menus in a list. The menu display area 35 includes a print order area 32 selected when performing print order processing. When the left button 27 provided on the back of the digital still camera 20 is pressed, each menu in the menu display area 35 is selected as if a menu below the menu selected in the menu display area 35 is selected. The area lights up (in FIG. 4, the selected menu is indicated by hatching). When the right button 30 is pressed, a menu above the menu selected in the menu display area 35 is selected. When the menu / execute button 25 is pressed, the selection of the selected menu is determined.

When a print order is selected by the menu / execute button 25, the liquid crystal display screen 31 is switched to a print order image shown in FIG.

The print order image includes the following areas.

Thumbnail image display area 40: Digital
This is an area for displaying a thumbnail image of an image represented by image data recorded on a memory card loaded in the still camera 20.

Print unit price display area 46: An area for displaying the print unit price. The print unit price is recorded in a memory described later.

Balance display area 47: This is an area for displaying the balance of the amount of money represented by the money data recorded on the memory card 14 loaded in the digital still camera 20.

Print total number display area 48: An area for displaying the total number of prints specified by the user.

Print charge display area 49: This is an area for displaying the total print charge specified by the user.

In FIG. 5, the thumbnail image display area
In the frame 40, two frames of thumbnail image display frames 41 are formed. The thumbnail image is displayed in the thumbnail image display frame 41. A selection frame 42 surrounding one frame 41 of the two thumbnail image display frames 41 is formed. The thumbnail image selected by the user is surrounded by a selection frame. Below the thumbnail image display frame 41, a print number display area 43 for displaying the number of prints specified by the user corresponding to each thumbnail image display frame 41.
Are formed.

When the left button 27 is pressed by the user,
The selection frame 42 surrounds the left thumbnail image among the thumbnail images displayed in the thumbnail image display area 40.
If the left thumbnail image is already surrounded by the selection frame 42, the thumbnail image having the frame number immediately before the frame number of the left thumbnail image is displayed in the left thumbnail image display frame 41. The thumbnail image displayed in the left thumbnail image display frame 41 is now displayed in the right thumbnail image display frame 41.

Similarly, when the right button 30 is pressed by the user, the selection frame 42 surrounds the right thumbnail image among the thumbnail images displayed in the thumbnail image display area 40. If the right thumbnail image is already surrounded by the selection frame 42, a thumbnail image having a frame number one after the frame number of the right thumbnail image is displayed in the right thumbnail image display frame 41. The thumbnail images displayed in the right thumbnail image display frame 41 are now displayed in the left thumbnail image display frame 41.

When the user presses the plus button 28, the number of sheets below the thumbnail image display frame 42 surrounded by the selection frame 42 is incremented. minus·
When the button 29 is pressed, the number below the thumbnail image display frame 42 surrounded by the selection frame 42 is decremented. The desired number is input using the plus button 28 and the minus button 29. It goes without saying that the number of prints displayed in the total print number display area and the print charge displayed in the print charge display area 49 are updated according to the input number of prints.

FIG. 6 is a block diagram showing an electrical configuration of the digital still camera 20.

The whole operation of the digital still camera 20 is controlled by the main CPU 65. The main CPU 65 also has a function of performing encryption and decryption processing.

The operation signals output from the various buttons and the like (operation unit 67) of the digital still camera 20 are as follows.
Input to the main CPU 65. Further, a signal indicating that the shutter release button 68 has been pressed is also input to the main CPU 65.

The digital still camera 20 is capable of flash photography, and includes a flash emission device 63 for this purpose. The light emission of the strobe light emitting device 63 is controlled by the charge light emission control circuit 62.

Further, the digital still camera 20 has a memory for storing print charges and other data.
Contains 50.

The focus lens 51 and the aperture 52 are both AE (auto exposur) capable of communicating with the main CPU 65.
e) / AF (auto focus) is controlled by the CPU 61. The digital still camera 20 includes a battery 64, and power is supplied to each circuit from the battery 64. Further, the digital still camera 20 can be connected to a mobile phone by a mobile phone interface 69.

When the imaging mode is set by the mode changeover switch 22 as described above, the subject image is formed on the light receiving surface of the CCD 53 by the focus lens 51. CC
D53 operates based on a clock pulse given from a CG (clock generator) 60, and outputs a video signal representing a subject image. The video signal output from the CCD 53 is subjected to predetermined imaging processing such as white balance and gamma correction in an imaging circuit 54.

The video signal output from the imaging circuit 54 is converted into digital image data in an analog / digital conversion circuit 55. The converted digital image data is provided to the liquid crystal display device 66 via the buffer memory 56 and the main CPU 65. The subject image is displayed on the display screen 31 of the liquid crystal display device 66.

When the shutter release button 68 is pressed in the imaging mode, the image data output from the analog / digital conversion circuit 55 is transferred to the buffer memory 56.
And stored temporarily. The image data is read from the buffer memory 56, and the YC processing circuit 57 generates luminance data and color difference data. The generated luminance data and color difference data are supplied to a compression / expansion circuit 59.
Is compressed. The data-compressed luminance data and color difference data are provided to the memory card 14 via the card interface 58 and recorded.

[0075] If the playback mode is set by the mode changeover switch 22, compressed image data from the memory card 14 loaded in the digital still camera 20 is read out. The read image data is supplied to a compression / expansion circuit 59 via a card interface 58, and the data is expanded. The expanded image data is provided to the buffer memory 56 and is temporarily stored. The image data is read from the buffer memory 56 and
It is provided to the liquid crystal display device 66 via the PU 65. The image represented by the image data recorded on the memory card 14 is displayed on the display screen 31 of the liquid crystal display device 66.

As described above, in addition to the image data, a print order file storing print order information, monetary data, user information, an information key, and the like are recorded on the memory card 14.

FIG. 7 shows the data structure (file structure) of the memory card 14.

[0078] The memory card 14 includes a management area and a data recording area.

In the management area, a media ID recording area in which a media ID unique to the memory card 14 is recorded,
A directory area in which data indicating the directory structure of the memory card 14 is recorded, and a FAT (file all) in which a file allocation table is stored.
ocation table) area is included.

The media ID recorded in the media ID recording area is non-rewritable and cannot be output outside the device in which the memory card 14 is loaded. Therefore, the user does not specifically recognize the media ID.

The data recording area includes an image data recording area for recording image data (image file), a print order file recording area for recording a print order file, and an encryption recording area for recording encrypted data. Have been. Encrypted money data, data representing user information, and data representing an information key are recorded in the encrypted recording area.

FIG. 6 is a block diagram showing the electrical configuration of the store printing apparatus 70.

The overall operation of the in-store printing apparatus 70 is controlled by the main CPU 78. The main CPU 78 also has functions of an encryption process and a decryption process.

The in-store printing apparatus 70 includes a ROM 71 in which an operation program is stored, a RAM 72 for temporarily storing data, a hard disk drive 73 for accessing a hard disk, and a hard disk drive 73.
A SCSI 74 for connecting the 73 to the store printing apparatus 70 is included.

The store printing apparatus 70 is used to store the memory card 14
, And includes a card interface 76 for loading the memory card 14. Also, a removable disk interface for reading image data recorded on the magneto-optical (MO) disk 83 and recording image data on the magneto-optical disk 83
77 is included in the store printing apparatus 70.

The store printing device 70 has a main C
A liquid crystal display 79 whose display is controlled by the PU 78 and an operation unit 80 for inputting various commands are included. A signal indicating the operation of the operation unit 80 is input to the main CPU 78.

In the store printing apparatus 70, a printer 84 for printing an image is provided with a printer interface 81.
Connected through. The store printing apparatus 70 also includes a modem 82 for accessing the server. Further, the store printing apparatus 70 includes a power supply circuit 75, and power is supplied from the power supply circuit 75 to each circuit.

FIG. 9 shows an image printing / printing process according to this embodiment.
2 shows a flow of an encryption / decryption process in the system.

As described above, the encrypted money data is recorded on the memory card 14. The money data is a substitute for money (money, bills) actually circulating. As will be described later, when money is inserted into the cash register 1, money data corresponding to the inserted amount is encrypted and recorded on the memory card 14.

The encryption process is mainly performed in the cash register 1 and the decryption process is performed in the store printing device 70.

First, the information register 1 is used to generate an information key used for encryption. Using the generated information key, the monetary data corresponding to the amount of money input is DES
(Data encryption standard) Encrypted. The DES-encrypted money data is recorded in the encrypted recording area of the memory card 14.

Further, the media ID recorded in the media ID recording area of the memory card 14 is read.
A media public key and a media secret key are generated using the read media ID. Using the media public key among the generated media public key and media secret key, an information key is transmitted to the RSA (Riverst-Shamir-Adleman).
scheme) Encrypted. The encrypted information key is recorded in the encrypted data recording area of the memory card 14.

In the store printing apparatus 70, the memory
When the card 14 is loaded, the loaded memory card 14
Media ID recorded in the media ID recording area of
Is read. Using the read media ID,
A media public key and a media secret key are respectively generated.

Further, the encrypted information key is read from the encrypted data recording area of the memory card 14. The read information key is used to generate an R using the generated media secret key.
SA decoding is performed. By this RSA decryption, a decrypted information key is obtained.

Further, the encrypted money data is read from the encrypted data recording area of the memory card 14.
The read money data is DES decrypted using the decrypted information key. By this DES decryption, decrypted money data is obtained.

When an image is printed in the store printing apparatus 70, the print fee is settled using the decrypted money data. The money represented by the money data is reduced according to the print fee. The reduced money data is DES-encrypted using the generated media public key. The encrypted money data is overwritten on the money data recorded on the memory card 14.

In this way, the print fee can be settled using the money data. Moreover, since the money data is encrypted, it is possible to prevent unauthorized use by a third party.

FIG. 10 is a flowchart showing a processing procedure of the cash registering apparatus 1.

As described above, in the cash registering apparatus 1, by inputting money, the money data is updated in accordance with the amount of the inserted money.

[0100] The memory card 14 is loaded into the cash registering apparatus 1. Then, the encrypted money data is read from the memory card 14 (step 91). The read money data is DES-decoded in the same manner as the above-described decryption processing in the store printing apparatus 70 (step 9).
2).

The money is input by the user (step 93). The amount of the inserted money is calculated by the coin kit 12 (step 94). Then, the sum of the amount of money represented by the decrypted money data and the amount of input money is calculated (step 95). The calculated sum is displayed on the display screen of the display device 10 (step 96). By viewing the sum of the displayed money, the user can know the amount of money represented by the money data recorded on the memory card 14, and can grasp the value of money that can use the money data. .

The calculated sum of money is DES-encrypted with the information key as described above (step 97), and is overwritten on the money data of the memory card 14. As a result, the money data is updated (step 98).

FIG. 11 is a flowchart showing the processing procedure of the digital still camera 20.

A digital still camera 20 is loaded with a memory card 14 on which image data representing an image to be printed is recorded. Thereafter, a print order is set as described above (see FIG. 4). Then, the memory
The image data and the encrypted money data recorded on the card 14 are read (step 101). The read money data is DES-decrypted in the same manner as the decryption processing in the in-store print device 70 described above (step
102). In addition, the memory 5 of the digital still camera 20
Data representing the print unit price stored in 0 is read (step 103).

The amount of money (the remaining amount) represented by the decrypted money data is displayed on the display screen of the display device 66 (step 104). The balance of money represented by the money data recorded on the loaded memory card 14 is zero.
If not (NO in step 105), the memory card is displayed on the display screen 31 of the liquid crystal display 66 as shown in FIG.
An image represented by the image data recorded in 14 is displayed (step 106). The user specifies the image to be printed and the number of prints as described above (step 107). The print size may be specified. The print fee is calculated according to the designated number of prints, and the print fee is displayed on the display screen 31 of the display device 66 together with the number of prints.

Further, the calculated print fee is subtracted from the amount of money represented by the money data recorded on the memory card 14 (step 108). The balance obtained by the subtraction is displayed again on the display screen 31 of the display device 66 (step 104). By looking at the displayed balance, the user can confirm the balance when the specified number of images have been printed. The designation of the image to be printed is completed or the balance is reduced by the balance subtraction process.
The processing of Steps 106 to 108 is repeated until.

Data indicating the frame number and the number of prints of the image designated as the image to be printed is stored in the print order file, and is recorded in the print order file recording area of the memory card 14 (step 109).

FIG. 12 is a flowchart showing a processing procedure of the store printing apparatus 70.

The memory card 14 on which the print order file is recorded as described above is loaded into the store printing apparatus 70. The encrypted money data and image data are read from the loaded memory card 14 (step 111). The read money data is decrypted (step 112). Further, the print order file is read from the memory card 14 (step 113).

A print fee for the specified image is calculated from the read print order file. It is confirmed whether or not money data representing the balance equal to or greater than the calculated print fee is recorded on the memory card 14 (step 114).

If the balance read from the memory card 14 is equal to or more than the print charge (YES in step 114),
The printer 84 is controlled to print the specified number of images represented by the image data specified by the read order file (step 11).
Five).

The print fee for printing is subtracted from the balance represented by the read money data (step 116). The processing of steps 114 to 116 is repeated until the printing specified by the print order file is completed (step 117).

If the balance does not remain more than the total print charge (NO in step 114), the memory card 14
The print fee cannot be settled using the money data recorded in the printer. Therefore, the printing process is stopped.

When printing according to the print order file is completed (YES in step 117), the balance calculated in accordance with the print processing is DES-encrypted. The encrypted money data is overwritten on the money data recorded on the memory card 14. As a result, the money data recorded on the memory card 14 is updated (step 119). A mark indicating the end of the printed image is added to the print order file (step 120). If all number designated by the user can not be printed, data indicating the print number of sheets it will be added to the print order file. Also,
Needless to say, if no prints have been made, no print end mark is added.

In the above-described embodiment, print order processing such as designation of an image to be printed and designation of the number of prints is performed using the digital still camera 20, but printing is performed using a dedicated print order apparatus. Order processing may be performed.

FIG. 13 is a block diagram showing an electrical configuration of the print ordering apparatus.

The operation of the print ordering apparatus is controlled by the main CPU 159. The main CPU 159 also has functions of an encryption process and a decryption process.

Like the above-described cash registering apparatus 1, the print ordering apparatus has a ROM 15 storing an operation program.
2, a RAM 153 for temporarily storing data, a hard disk drive 154, and a SCSI 155 for accessing the hard disk drive 154 are included. Also, a card interface 157 for accessing the memory card 14 and a removable disk interface for accessing the magneto-optical disk 15
158 are included. In addition, the print ordering device
LCD device 160, operation unit 1 for giving various operation commands
61 and a coin kit 162 are included.

Further, the print ordering apparatus includes a modem 163 for accessing the server and a power supply circuit 156 for supplying power to each circuit.

FIG. 14 is a flowchart showing a processing procedure of the print ordering apparatus.

As described above, in the print order processing in the digital still camera 20, data indicating the print unit price is stored in the memory 50 of the digital still camera 20, and the print unit price is referred to by referring to the print unit price. Is calculated. The print order processing in the print ordering apparatus is performed at the home of the print service shop.
Access the page and get the print unit price. A print fee is calculated from the obtained print unit price.

The memory card 14 storing the encrypted money data and image data is loaded in the print ordering apparatus. The money data and the image data recorded on the memory card 14 are read by the print ordering device (step 131).

If the designation of the image to be printed has not been completed (NO in step 132), the image represented by the read image data is displayed on the display screen of the liquid crystal display 160 (step 133). Digital still
The image to be printed and the number of prints are specified in the same manner as in the print order processing using the camera 20 (step 134).

When the designation of the image to be printed is completed (YES at step 132), the print order file is recorded on the memory card 14 (step 135).

Subsequently, the print data is output by the modem 163.
The home page of the service store is accessed (step 136). Then, the print unit price is displayed on the display device 10 of the print ordering device (step 137).

The money data read from the memory card is decrypted, and the remaining amount represented by the money data is displayed (step 139). If the remaining amount is insufficient for the print fee when the specified number of images have been printed (YES in step 139), the user enters money corresponding to the insufficient amount into the print ordering apparatus (step 140). .

Subsequently, user information including the name and address of the user is input from the operation unit 161 (step 14).
1). The entered user information is encrypted (step 14
2) The encrypted user information is recorded in the encrypted recording area of the memory card 14 (Step 143).

Since the print unit price can be confirmed by accessing the print service store, the print unit price of the print service store to be used can be known even if the print unit price differs for each print service store.

[0129] Further, the memory card 14, so is also recorded user information, so it is also possible to send the print to the address represented by that user information.

[Brief description of the drawings]

FIG. 1 shows the outline of an image print system.

FIG. 2 shows an electrical configuration of the cash register.

FIG. 3 is a perspective view of the digital still camera as viewed from the back.

Figure 4 shows an example of an image displayed on the display device of the digital still camera.

FIG. 5 shows an example of an image displayed on the display device of the digital still camera.

FIG. 6 is a block diagram showing an electrical configuration of the digital still camera.

FIG. 7 shows a data structure of a memory card.

FIG. 8 is a block diagram showing an electrical configuration of the store printing apparatus.

FIG. 9 shows the flow of encryption and decryption processing.

FIG. 10 is a flowchart showing a processing procedure of the cash registering device.

11 is a flowchart showing the processing executed by the digital still camera.

FIG. 12 is a flowchart illustrating an electrical configuration of the store printing apparatus.

FIG. 13 is a block diagram illustrating an electrical configuration of the print ordering apparatus.

FIG. 14 is a flowchart illustrating a processing procedure of the print ordering apparatus.

[Explanation of symbols]

 1 Cash register 2,71,152 ROM 7,58,76,157 Card interface 9,65,78,159 Main CPU 10,66,79,160 Liquid crystal display 13,82,163 Modem 25 Menu / Execute button 27 Left arrow button 28 Plus button 29 Minus button 30 Right arrow button 31 Display screen

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) G06K 17/00 G06K 17/00 D 19/00 G07F 17/26 G07F 17/26 H04N 5/225 F // H04N 5/225 A 5/76 E 5/76 H04N 101: 00 H04N 101: 00 G06K 19/00 Q F term (reference) 3E044 AA20 BA01 BA10 CA10 CB01 DB03 DC06 DE01 EA03 EA04 EA06 EB10 5B035 AA13 BB09 CA29 5B058 KA01 KA01 KA06 KA12 KA35 YA18 5C022 AA13 AC03 AC13 AC32 AC42 AC52 5C052 AA12 AB04 CC11 DD02 DD04 EE02 EE03 EE08

Claims (15)

[Claims] 1. A medium receiving machine for receiving loading of a recording medium for recording monetary data and image data, which is encrypted with identification data unique to the recording medium and representing a monetary amount, and a recording loaded in the medium receiving machine. Decoding means for decoding money data recorded on a medium, a money accepting machine for accepting money input, first calculating means for calculating the amount of money input from the money accepting machine, and the first calculating means Second calculating means for calculating the sum of the calculated amount of money and the amount of money represented by the money data decrypted by the decrypting means; monetary data representing the sum calculated by the second calculating means; Encryption means for encrypting
A money data registration device comprising: updating means for updating money data encrypted and recorded on a recording medium loaded in the medium receiving machine to money data encrypted by the encryption means. 2. A monetary data of claim 1, further comprising a display device for displaying at least one of a sum of money calculated by the money amount of money received by the receiving unit and the second calculating means Registration device. 3. A reading means for reading image data from a recording medium on which monetary data and image data are encrypted by identification data unique to the recording medium, the image data being represented by image data read by the reading means. Display control means for controlling a display device to display an image to be displayed, input means for inputting a print command for an image displayed under display control by the first display control means, and input means An image print ordering apparatus, comprising: first recording control means for recording data representing a print command input by the computer in association with image data representing an image to be printed on the recording medium. 4. A decoding means for decoding money data encrypted and recorded on said recording medium, and an amount of money represented by the money data decoded by said decoding means is inputted from said input means. Judging means for judging whether or not the print charge is equal to or more than the print charge based on the print instruction; and, in response to the judgment means determining that the print charge is equal to or more than the print charge, recording the data representing the print instruction on the recording medium. 4. The image print ordering apparatus according to claim 3, further comprising control means for controlling the recording control means. 5. A print price storage unit for storing data representing a print unit price, wherein the determination unit decodes by the decryption unit based on the print unit price data stored in the print unit price storage unit. 5. The image print ordering apparatus according to claim 4, wherein it is determined whether or not the amount of money represented by the received money data is equal to or greater than the print fee. 6. A printing apparatus further comprising: designating means for designating at least one of the size and the number of images to be printed, and print charge calculating means for calculating a print charge based on at least one of the size and the number designated by the designating means. , The determination means determines that the amount of money represented by the money data decrypted by the decryption means is
5. The image print ordering apparatus according to claim 4, wherein the apparatus determines whether or not the print charge is equal to or more than the print charge calculated by the print charge calculating means. 7. A subtraction means for subtracting a print fee calculated by said print fee calculation means from an amount of money decrypted by said decryption means, and a remaining amount of money subtracted by said subtraction means are displayed. 7. The image print ordering apparatus according to claim 6, further comprising second display control means for controlling said display device. 8. The apparatus according to claim 3, further comprising: receiving means for receiving data representing the print unit price transmitted from the server; and notifying means for notifying the print unit price represented by the data received by said receiving means. Image print ordering device as described. 9. A user information input means for inputting at least one of an address and a name of a user, a second recording control means for recording data representing user information input by the user information input means on the recording medium, The image print ordering apparatus according to claim 3, further comprising: 10. Reading means for reading image data and money data from a recording medium on which money data and image data encrypted with identification data unique to the recording medium are recorded, decoding means for decoding the money data, Determining means for determining whether or not the amount of money represented by the money data decrypted by the decrypting means remains above the print charge of the image represented by the image data read by the reading means; and the determining means And a printer control unit for controlling the printer to print an image represented by the image data read by the reading unit when it is determined that the image data remains. 11. A reduction means for reducing the print fee from the amount of money represented by the money data decrypted by the decryption means, and monetary data representing the money reduced by the reduction means, which is unique to the recording medium. Encryption means for encrypting using the identification data of the above, and updating means for updating the money data encrypted and recorded on the recording medium to the money data encrypted by the encryption means. 11. The print control device according to claim 10. 12. A recording medium for recording money data and image data, which is encrypted by identification data unique to the recording medium and which represents the amount of money, is loaded, and the money data recorded on the loaded recording medium is read. Decrypting, accepting the input of money, calculating the amount of money input, calculating the sum of the calculated amount of money and the amount of money represented by the decrypted money data, and calculating the calculated sum. A monetary data registration method for encrypting monetary data to be represented and updating the monetary data encrypted and recorded on a loaded recording medium to monetary data representing an encrypted sum. 13. Reading image data from a recording medium on which monetary data and image data recorded with identification data unique to the recording medium are recorded, displaying an image represented by the read image data, An image print ordering method, comprising: inputting a print instruction for a displayed image, and recording data representing the input print instruction on the recording medium in association with image data representing an image to be printed. 14. The image data and the money data are read from a recording medium on which the money data and the image data encrypted by the identification data unique to the recording medium are recorded, and the money data is decrypted. It is determined whether or not the amount of money represented by the data remains more than the print fee of the image represented by the read image data. Print control method for printing an image. 15. A recording medium in which monetary data and image data representing a monetary amount are encrypted with identification data unique to the recording medium.