JP4021315B2 - Recording medium writing apparatus, recording medium reading apparatus, recording medium writing program, recording medium reading program, and recording medium - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a system program, an application program, a firmware constituting a memory card, a recording medium writing device for writing data referred to by these programs, a recording medium writing program, and a recording for reading the program and data from the memory card. Specifically, the present invention relates to a medium reading device, a recording medium reading program, and a recording medium, which prevent unauthorized use of a memory card.
[0002]
[Prior art]
Conventionally, as a technique for executing, adding, or updating a program to an information processing apparatus having a plurality of functions such as a copying machine, an IC card in which the program is written is mounted on the information processing apparatus, and the program is written on the mounted IC card A method of transferring a stored program to an information processing apparatus is common.
[0003]
For example, Patent Document 1 stores a program read from a recording medium such as an IC card storing a program for controlling an image processing apparatus and type data indicating the type of the program, and the stored type data is specified. Disclosed is a technique for prohibiting program transfer if it is data indicating the program of the program, allowing transfer of the program if the stored type data is not data indicating a specific program, and performing update according to the version of the program Has been.
[0004]
Japanese Patent Application Laid-Open No. 2004-151858 discloses a technique for easily updating a program by detecting the version of an update program stored in a disk device such as a hard disk device and updating only when the version is new.
[0005]
In Patent Document 3, the host device requests version information of the program, and in response to this request, the client device transmits the version information to the host device, and the host device transmits the program based on the transmitted version information. A technique is disclosed in which a client device receives a transmitted program and updates the program.
[0006]
On the other hand, printed circuit boards (PCBs) are required to reduce the mounting space occupied by each component due to diversified functions. Therefore, mounting space is reduced by mounting a memory card having a small mounting space instead of an IC card. Further, the memory card has a low unit price per bit, which leads to cost reduction.
[0007]
For example, Patent Document 4 discloses a technique for updating a control program of the device to a control program stored in a memory card according to the type or version of the program using an update program stored in a memory card. Yes.
[0008]
Further, in Patent Document 5, a CPU and an encryption circuit are provided in a memory card to encrypt data and restrict reading and writing of data by providing conditions such as providing an access right for each data, A technique for enhancing data security is disclosed.
[0009]
[Patent Document 1]
Japanese Patent Laid-Open No. 5-216637
(Paragraph numbers 0068 to 0072, FIG. 7)
[Patent Document 2]
JP-A-6-219021
(Paragraph numbers 0013 to 0016)
[Patent Document 3]
JP 2000-194544 A
(Paragraph numbers 0034 to 0041, FIGS. 3 and 4)
[Patent Document 4]
Japanese Patent Laid-Open No. 2001-34822
(Paragraph numbers 0022 to 0024, FIG. 2)
[Patent Document 5]
JP-A-2001-51903
(Paragraph numbers 0156 to 0163, FIG. 11)
[0010]
[Problems to be solved by the invention]
However, the above-described memory card employs a file system that can be easily read by a general-purpose operating system that is widely used for personal computers, so that programs recorded on the memory card and data referred to by the programs can be easily obtained. The problem remains that unauthorized duplication cannot be prevented.
[0011]
The present invention has been made to solve such a problem, and a recording medium writing device, a recording medium reading device, a recording medium writing program, and a recording medium reading capable of preventing unauthorized duplication of the recording medium. A program and a recording medium are provided.
[0012]
[Means for Solving the Problems]
A recording medium writing apparatus according to claim 1 of the present invention records identification information reading means for reading recording medium identification information recorded so as not to be modified to the recording medium in order to identify the recording medium, and records the recording medium on the recording medium. Identification information incorporating means for incorporating the recording medium identification information into the recording information for recording, and information writing means for writing the recording information in which the recording medium identification information is incorporated into the recording medium by the identification information incorporating means, I have.
[0013]
[Means for Solving the Problems]
Main departure Clearly The recording medium writing apparatus includes: identification information reading means for reading the recording medium identification information recorded so that the recording medium cannot be altered to identify the recording medium; and the recording information for recording on the recording medium. Identification information incorporating means for incorporating medium identification information, and information writing means for writing the recording information in which the recording medium identification information is incorporated by the identification information incorporating means to the recording medium.
[0014]
Main departure Clearly Such a recording medium writing device ,in front An identification information encryption unit for encrypting the recording medium identification information, wherein the identification information incorporation unit incorporates the recording medium identification information encrypted by the identification information encryption unit into the recording information; .
[0015]
This configuration ,Record Since the recording medium identification information incorporated in the recording information is encrypted, it is possible to prevent diversion of the recording information by modifying the recording medium identification information incorporated in the recording information.
[0016]
Main departure Clearly Such a recording medium writing device ,in front The recording information writing means further writes additional information related to the recording information.
[0017]
This configuration ,Record Since the date and time when the recording information was written can be recorded, when a defect occurs in the market or the like, it is possible to know when the recording information was created and to investigate the cause of the defect.
[0018]
Main departure Clearly The recording medium reading device includes identification information reading means for reading the recording medium identification information recorded so that the recording medium cannot be modified to identify the recording medium, and the recording information for recording on the recording medium. Reading information reading means, identification information separating means for separating the recording medium identification information from the recording information read by the information reading means, recording medium identification information read by the identification information reading means and the identification information separation Identification information judging means for judging whether the recording medium identification information separated by the means is equal, the recording medium identification information read by the identification information reading means and the recording medium identification separated by the identification information separating means When it is determined that the information is not equal, the recorded information separated by the identification information separating means is discarded. And information disposal means that, a.
[0019]
With this configuration, depending on whether the recording medium identification information recorded so that it cannot be altered to the recording medium in order to identify the recording medium is equal to the recording medium identification information incorporated in the recording information recorded on the recording medium, Since the use of the recording medium duplicated in this way is prohibited, unauthorized duplication of the recording medium can be prevented.
[0020]
Main departure Clearly Such a recording medium reader is ,in front An identification information decoding means for decoding the recording medium identification information separated by the identification information separation means, wherein the identification information judging means reads the recording medium identification information read by the identification information reading means and the identification information decoding It is determined whether or not the recording medium identification information decrypted by the converting means is equal.
[0021]
This configuration ,Record Since the recording medium identification information incorporated in the recording information is encrypted, it is possible to prevent diversion of the recording information by modifying the recording medium identification information incorporated in the recording information.
[0022]
Main departure Clearly Such a recording medium reader is ,in front Additional information storage means for storing additional information related to the recording information is provided, and the information reading means further reads the additional information recorded on the recording medium and stores it in the additional information storage means.
[0023]
This configuration ,Record Since information such as the date and time when the recording information was written can be obtained from the additional information, when a failure occurs in the market, etc., it is possible to know when the recording information was created and investigate the cause of the failure be able to.
[0024]
Main departure Clearly Such an image forming apparatus Said A recording medium reading device; and a central processing unit that performs processing based on the operation procedure when the recording information recorded on the recording medium mounted on the recording medium reading device represents the operation procedure.
[0025]
This configuration , Painting It is possible to prevent unauthorized duplication of a recording medium on which recording information representing the operation procedure of the image forming apparatus is recorded.
[0026]
Main departure Clearly The recording medium writing program includes an identification information reading step for reading the recording medium identification information recorded so that the recording medium cannot be altered to identify the recording medium, and the recording information for recording on the recording medium. An identification information incorporating step for incorporating the medium identification information, and an information writing step for writing the recording information in which the recording medium identification information is incorporated in the identification information incorporation step to the recording medium.
[0027]
This program incorporates the recording medium identification information recorded so that it cannot be changed to the recording medium in order to identify the recording medium into the recording information recorded on the recording medium, so that unauthorized duplication of the recording information can be detected. Unauthorized duplication of media can be prevented.
[0028]
Main departure Clearly The recording medium writing program ,in front An identification information encryption step for encrypting the recording medium identification information is provided, and the recording identification information incorporation step incorporates the recording medium identification information encrypted in the identification information encryption step into the recording information.
[0029]
This program ,Record Since the recording medium identification information incorporated in the recording information is encrypted, it is possible to prevent diversion of the recording information by modifying the recording medium identification information incorporated in the recording information.
[0030]
Main departure Clearly The recording medium writing program ,in front In the recording information writing step, additional information relating to the recording is further written.
[0031]
This program ,Record Since the date and time when the recording information was written can be recorded, when a defect occurs in the market or the like, it is possible to know when the recording information was created and to investigate the cause of the defect.
[0032]
Main departure Clearly The recording medium reading program includes an identification information reading step for reading the recording medium identification information recorded so that the recording medium cannot be modified to identify the recording medium, and the recording information for recording on the recording medium. Reading information, an identification information separating step for separating the recording medium identification information from the recording information read in the information reading step, and the recording medium identification information and the identification information separation read in the identification information reading step An identification information determination step for determining whether or not the recording medium identification information separated in the step is equal; the recording medium identification information read in the identification information reading step; and the recording medium identification separated in the identification information separation step When it is determined that the information is not equal, the record separated in the identification information separation step Includes a information discarding step of discarding the broadcast, the.
[0033]
Depending on whether or not the recording medium identification information recorded so that the recording medium cannot be changed to identify the recording medium by this program is equal to the recording medium identification information incorporated in the recording information recorded on the recording medium, Since the use of the recording medium duplicated in this way is prohibited, unauthorized duplication of the recording medium can be prevented.
[0034]
Main departure Clearly Such a recording medium reading program is ,in front An identification information decoding step for decoding the recording medium identification information separated in the identification information separation step, wherein the identification information determination step includes the recording medium identification information read in the identification information reading step and the identification information decoding It is determined whether or not the recording medium identification information decoded in the converting step is equal.
[0035]
This program ,Record Since the recording medium identification information incorporated in the recording information is encrypted, it is possible to prevent diversion of the recording information by modifying the recording medium identification information incorporated in the recording information.
[0036]
Main departure Clearly Such a recording medium reading program is ,in front An additional information reading step of reading additional information related to the recording information from the recording medium; and an additional information storage step of storing the additional information in a storage medium.
[0037]
This program ,Record Since information such as the date and time when the recording information was written can be obtained from the additional information, when a failure occurs in the market, etc., it is possible to know when the recording information was created and investigate the cause of the failure be able to.
[0038]
Main departure Clearly Such a computer-readable recording medium is Said A recording medium writing program is recorded.
[0039]
With this recording medium, Said A recording medium writing program can be provided.
[0040]
Main departure Clearly The computer-readable recording medium records the recording medium reading program.
[0041]
With this recording medium, Said A recording medium reading program can be provided.
[0042]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below with reference to the drawings.
First, prior to the description of the embodiments of the present invention, a recording medium applied to the present invention will be described using a memory card as an example.
[0043]
FIG. 2 is a block diagram showing the configuration of the memory card according to the embodiment of the present invention.
The memory card 100 includes a control circuit 101, a read only memory (hereinafter referred to simply as “ROM”) 102, and a flash memory 103.
[0044]
The flash memory 103 stores recording information representing programs, data, and the like. In the ROM 102, recording medium identification information for identifying the memory card 100 and information related to the memory card 100 such as the manufacturing date and time of the memory card 100 are stored in advance. The control circuit 101 performs transmission / reception and access control of information stored in the ROM 102 and the flash memory 103.
[0045]
In the embodiment of the present invention, a case where program information in which a program is described is applied as recorded information will be described below.
[0046]
(First embodiment)
FIG. 1 is a block diagram showing a configuration of a recording medium writing apparatus 1000 according to the first embodiment of the present invention.
[0047]
The recording medium writing device 1000 is configured by a computer device that includes a central processing unit (hereinafter simply referred to as a CPU).
[0048]
The recording medium writing device 1000 also includes recording medium mounting means 1010 to which the memory card 100 is detachably mounted, and recording medium identification information recorded so that the memory card 100 cannot be altered to identify the memory card 100. Identification information reading means 1020 for reading, identification information encryption means 1030 for encrypting recording medium identification information, information acquisition means 1040 for acquiring program information in which a program is described, and identification for incorporating recording medium identification information into program information An information incorporation means 1050, additional information acquisition means 1060 for acquiring additional information related to the program, and information writing means 1070 for writing the program information to the recording medium are provided.
[0049]
The recording medium writing apparatus 1000 is compliant with a communication standard such as an external recording medium mounting apparatus to which the memory card 100 is detachably mounted and a USB (Universal Serial Bus) instead of including the recording medium mounting means 1010. It is also possible to provide a recording medium mounting apparatus interface circuit for transmitting and receiving the information, and to transmit and receive information recorded on the memory card 100 via a cable connected to the external recording medium mounting apparatus.
[0050]
The identification information reading unit 1020 reads the recording medium identification information stored in the ROM 102 of the memory card 100 mounted on the recording medium mounting unit 1010, and outputs the read recording medium identification information to the identification information encryption unit 1030. It has become.
[0051]
The recording medium identification information output by the identification information reading unit 1020 is input to the identification information encryption unit 1030. The identification information encryption unit 1030 encrypts the input recording medium identification information, The encrypted recording medium identification information is output to the identification information incorporating means 1050. Here, the identification information encryption unit 1030 is configured to encrypt the recording medium identification information by a known encryption method such as a substitution type or a transfer type.
[0052]
The information acquisition unit 1040 acquires program information in which a program is described from a storage medium such as a disk device, and outputs the acquired program information to the identification information incorporation unit 1050. The information acquisition means 1040 may be configured by an interface device that transmits and receives information via a communication line network, and may acquire program information via the communication line network.
[0053]
The recording medium identification information output by the identification information encryption unit 1030 and the program information output by the information acquisition unit 1040 are input to the identification information incorporation unit 1050. The identification information incorporation unit 1050 Includes the input recording medium identification information in the input program information, and outputs the program information including the recording medium identification information to the information writing means 1070.
[0054]
Here, the identification information incorporating means 1050 incorporates the recording medium identification information in a predetermined area of the program information. Note that the identification information incorporating means 1050 may add header information indicating the incorporation position to the head of the program information in order to refer to the recording medium information.
[0055]
The additional information acquisition unit 1060 acquires additional information regarding the program from a storage medium such as a disk device, and outputs the acquired additional information to the information writing unit 1070. The additional information acquisition unit 1060 may be configured by an interface device that transmits and receives information via a communication line network, and may acquire additional information via the communication line network.
[0056]
Here, the additional information includes date and time information acquired by the additional information acquisition unit 1060. By referring to this additional information, for example, when a problem occurs in the market or the like, it is possible to know when the program information was created, for example, a memory card in which program information was written by the manufacturer at that time. If 100 is suspicious, it will help to investigate the cause of the failure.
[0057]
The program information output by the identification information incorporating unit 1050 and the additional information output by the additional information acquiring unit 1060 are input to the information writing unit 1070. The information writing unit 1070 The program information and additional information thus written are written into the flash memory 103 of the memory card 100 mounted on the recording medium mounting means 1010.
[0058]
Hereinafter, the operation of the recording medium writing apparatus 1000 will be described with reference to flowcharts.
FIG. 3 is a flowchart showing the operation of the recording medium writing apparatus 1000.
[0059]
First, the recording medium identification information stored in the ROM 102 of the memory card 100 mounted on the recording medium mounting means 1010 is read by the identification information reading means 1020 (S110).
[0060]
Next, the recording medium identification information read by the identification information reading unit 1020 is encrypted by the identification information encryption unit 1030 (S120).
The program information describing the program is acquired by the information acquisition means 1040 (S130), and the recording medium identification information encrypted by the identification information encryption means 1030 is incorporated by the identification information incorporation means 1050 (S140).
[0061]
Additional information related to the program is acquired by the additional information acquisition unit 1060 (S150).
Next, the program information in which the recording medium identification information is incorporated by the identification information incorporation means 1050 and the additional information acquired by the additional information acquisition means 1060 are stored in the flash memory 103 of the memory card 100 attached to the recording medium attachment means 1010. Is written by the information writing means 1070 (S160).
[0062]
The recording medium writing apparatus 1000 described in the present embodiment may cause the CPU to execute a program describing the operation described above.
That is, the identification information reading unit 1020, the identification information encryption unit 1030, the information acquisition unit 1040, the identification information incorporation unit 1050, the additional information acquisition unit 1060, and the information writing unit 1070 are configured by a CPU that executes the program. You may do it.
[0063]
As described above, according to the recording medium writing apparatus 1000, the recording medium identification information recorded so as not to be altered to the recording medium in order to identify the recording medium is incorporated into the program recorded on the recording medium, and the program information Thus, the unauthorized duplication of the recording medium can be prevented.
[0064]
(Second Embodiment)
FIG. 4 is a block diagram showing a configuration of an image forming apparatus 2000 according to the second embodiment of the present invention. An image forming apparatus 2000 described below constitutes a copying machine, and stores a system program, an application program, and firmware written in the memory card 100 by the recording medium writing apparatus 1000 according to the first embodiment of the present invention. The recording medium reading device 2100 is configured to read program information to be configured.
[0065]
The image forming apparatus 2000 is connected via the system bus 10, the CPU 2011, the ROM 2012 that stores programs executed by the CPU 2011, the program stored in the ROM 2012, and the data used by the programs A memory (Random Access Memory, hereinafter simply referred to as RAM) 2013, a scanner 2014 that reads an image from a document, and a hard disk 2015 that stores image data read by the scanner 2014. A plotter 2016 that transfers an image to transfer paper based on image data read by the scanner 2014, and a timer that counts the timing for synchronizing the CPU 2011 and each part of the apparatus. 017 and a display device with a touch panel for displaying various information such as driving conditions, apparatus states, and input conditions of the image forming apparatus 2000 and performing input operations such as function selection and setting input by the user ( An operation display unit 2018 including a Liquid Crystal Display (LCD), a non-volatile memory 2019 that stores setting data of the image forming apparatus 2000, and a network interface 2020 that transmits and receives control information such as a print command from the computer apparatus via the network. A recording medium reading device 2100 that reads a program recorded on the memory card 100.
[0066]
The image forming apparatus 2000 constitutes a copier, and also receives an image data from a computer apparatus via a network interface 2020 and transfers an image onto a transfer sheet by a plotter 2016. An image read by a scanner 2014 is used. A scanner device that transmits data to the computer device via the network interface 2020, or a multifunction device that constitutes the above-described copying machine, printer device, and scanner device may be configured.
[0067]
FIG. 5 is a block diagram showing a configuration of a recording medium reading device 2100 according to the second embodiment of the present invention.
The recording medium reading device 2100 includes a recording medium mounting unit 2110 on which the memory card 100 is detachably mounted, an identification information reading unit 2120 that reads recording medium identification information from the memory card 100, and program information recorded on the memory card 100. Is read by the information reading means 2130, the identification information separating means 2140 for separating the recording medium identification information from the program information, the identification information decoding means 2150 for decoding the recording medium identification information, and the identification information reading means 2120. An identification information judging means 2160 for judging whether or not the recording medium identification information and the recording medium identification information decoded by the identification information decoding means 2150 are equal; and the recording medium identification information read by the identification information reading means 2120 Decoded by the identification information decoding means 2150 When it is determined that the recording medium identification information is not equal, the information discarding unit 2170 for discarding the program information separated by the identification information separating unit 2140, and the additional information for storing the additional information related to the program described in the program information Storage means 2180.
[0068]
The recording medium reading device 2100 includes a plurality of recording medium mounting units 2110. In FIG. 5, the recording medium reading device 2100 is illustrated as including three recording medium mounting units 2110. .
[0069]
Note that the recording medium reading device 2100 transmits / receives information in accordance with a communication standard such as USB to / from an external recording medium mounting device to which the memory card 100 is detachably mounted, instead of including the recording medium mounting unit 2110. A recording medium mounting apparatus interface circuit may be provided, and information recorded on the memory card 100 may be transmitted / received via a cable connected to an external recording medium mounting apparatus.
[0070]
The identification information reading unit 2120 reads the recording medium identification information stored in the ROM 102 of the memory card 100 mounted on the recording medium mounting unit 2110, and outputs the read recording medium identification information to the identification information determination unit 2160. It has become.
[0071]
The information reading unit 2130 reads the program information and additional information recorded in the flash memory 103 of the memory card 100 mounted on the recording medium mounting unit 2110, and outputs the read program information and additional information to the identification information separating unit 2140. It is supposed to be.
[0072]
The program information and additional information output by the information reading unit 2130 are output to the identification information separation unit 2140. The identification information separation unit 2140 separates the recording medium identification information from the input program information. The separated program information and the input additional information are output to the information discarding unit 2170, and the separated recording medium identification information is output to the identification information decoding unit 2150.
[0073]
The recording medium identification information output by the identification information separating unit 2140 is input to the identification information decoding unit 2150. The identification information decoding unit 2150 decodes the input recording medium identification information, The decrypted recording medium identification information is output to the identification information determination means 2160.
[0074]
Here, the identification information decryption means 2150 restores the recording medium identification information encrypted by the identification information encryption means 1030 constituting the recording medium writing apparatus 1000 described in the first embodiment of the present invention. It is designed to decrypt.
[0075]
The recording medium identification information output by the identification information reading unit 2120 and the identification information decoding unit 2150 is input to the identification information determination unit 2160. The identification information determination unit 2160 It is determined whether or not the recording medium identification information is equal, that is, whether or not the recording medium identification information incorporated in the program information is correct, identification information determination information representing the determination result is generated, and the generated identification information determination information Is output to the information discarding means 2170.
[0076]
The program information and additional information output by the identification information separation unit 2140 and the identification information determination information output by the identification information determination unit 2160 are input to the information discard unit 2170. The information discard unit 2170 If the input identification information determination information indicates that the recording medium identification information incorporated in the program information is correct, the program information input to the RAM 2013 constituting the image forming apparatus 2000 is output. The additional information stored and input in the RAM 2013 is output to the additional information storage means 2180.
[0077]
The information discarding unit 2170 discards the input program information and additional information when the input identification information determination information indicates that the recording medium identification information incorporated in the program information is incorrect. It is supposed to be.
[0078]
That is, the program recorded on the memory card 100 in which correct recording medium identification information is recorded is executed by the CPU 2011 constituting the image forming apparatus 2000 and recorded in the memory card 100 in which correct recording medium identification information is not recorded. The program is discarded by the information discarding unit 2170 and is not executed by the CPU 2011.
[0079]
The additional information output by the information discarding unit 2170 is input to the additional information storage unit 2180. The additional information storage unit 2180 is configured by a nonvolatile storage medium and stores the input additional information. It is supposed to be.
In the present embodiment, the additional information storage unit 2180 may be configured by the non-volatile memory 2019 configuring the image forming apparatus 2000.
[0080]
Hereinafter, the operation of the recording medium reading device 2100 will be described with reference to flowcharts.
FIG. 6 is a flowchart showing the operation of the recording medium reading device 2100. Note that the following operations are performed when a read request such as a request to execute a program recorded in the memory card 100 is input via the operation display unit 2018 constituting the image forming apparatus 2000 by the user. Alternatively, the process is started when the memory card 100 is loaded in the recording medium loading unit 2110.
[0081]
First, the recording medium identification information stored in the memory card 100 attached to the recording medium attachment means 2110 is read by the identification information reading means 2120 (S210).
[0082]
Next, the program information recorded in the flash memory 103 of the memory card 100 mounted on the recording medium mounting unit 2110 is read by the information reading unit 2130 (S220).
[0083]
The additional information recorded in the flash memory 103 of the memory card 100 mounted on the recording medium mounting unit 2110 is read by the information reading unit 2130 (S230).
[0084]
Next, the recording medium identification information is separated from the program information by the information reading means 2130 by the identification information separation means 2140 (S240), and the separated recording medium identification information is decoded by the identification information decoding means 2150 (S250). ).
[0085]
Next, whether or not the recording medium identification information read by the identification information reading means 2120 is equal to the recording medium identification information decoded by the identification information decoding means 2150, that is, the recording medium identification information incorporated in the program information. Is discriminated by the identification information judging means 2160 (S260).
[0086]
If the identification information determination unit 2160 determines that the recording medium identification information incorporated in the program information is correct, the program information is stored in the RAM 2013 constituting the image forming apparatus 2000 by the information discard unit 2170 (S270). The additional information is stored in the additional information storage unit 2180 (S280).
[0087]
On the other hand, if the identification information determination unit 2160 determines that the recording medium identification information incorporated in the program information is not correct, the program information and the additional information are discarded by the information discarding unit 2170 (S290).
[0088]
The recording medium reading device 2100 described in the present embodiment may cause the CPU to execute a program describing the operation described above.
That is, the identification information reading unit 2120, the information reading unit 2130, the identification information separating unit 2140, the identification information decoding unit 2150, the identification information determining unit 2160, and the information discarding unit 2170 constitute an image forming apparatus 2000 that executes the program. The CPU 2011 may be configured.
[0089]
As described above, according to the recording medium reading device 2100, the recording medium identification information recorded so as not to be altered to the recording medium in order to identify the recording medium is incorporated into the program information recorded on the recording medium. Since the use of the illegally duplicated recording medium is prohibited depending on whether or not the medium identification information is equal to the medium identification information, the illegal duplication of the recording medium can be prevented.
[0090]
【The invention's effect】
As described above, the present invention can prevent unauthorized duplication of a recording medium.
[Brief description of the drawings]
FIG. 1 is a block diagram showing a configuration of a recording medium writing apparatus according to a first embodiment of the present invention.
FIG. 2 is a block diagram showing a configuration of a memory card according to the embodiment of the present invention.
FIG. 3 is a flowchart showing an operation of the recording medium writing apparatus according to the first embodiment of the present invention.
FIG. 4 is a block diagram illustrating a configuration of an image forming apparatus according to a second embodiment of the present invention.
FIG. 5 is a block diagram showing a configuration of a recording medium reading device according to a second embodiment of the present invention.
FIG. 6 is a flowchart showing the operation of the recording medium reading apparatus according to the second embodiment of the present invention.
[Explanation of symbols]
10 System bus
100 memory card
101 Control circuit
102 ROM
103 flash memory
130 Flash memory
1000 Recording medium writing device
1010, 2110 Recording medium mounting means
1020, 2120 Identification information reading means
1030 Identification information encryption means
1040 Information acquisition means
1050 Identification information incorporation means
1060 Additional information acquisition means
1070 Information writing means
2000 Image forming apparatus
2011 CPU
2012 ROM
2013 RAM
2014 scanner
2015 hard disk
2016 plotter
2017 timer
2018 Operation display
2019 Non-volatile memory
2020 Network interface
2100 Recording medium reader
2130 Information reading means
2140 Identification information separating means
2150 Identification information decoding means
2160 Identification information judging means
2170 Information disposal means
2180 Additional information storage means

Claims (2)

Identification information reading means for reading the recording medium identification information recorded so that the recording medium cannot be modified to identify the recording medium;
Information reading means for reading the recording information recorded on the recording medium from the recording medium;
Identification information separating means for separating the recording medium identification information from the recording information read by the information reading means;
Identification information judging means for judging whether the recording medium identification information read by the identification information reading means is equal to the recording medium identification information separated by the identification information separating means;
When it is determined that the recording medium identification information read by the identification information reading means and the recording medium identification information separated by the identification information separation means are not equal, the recording information separated by the identification information separation means Information disposal means to be discarded;
A central processing unit that performs processing based on the operation procedure when the recorded information recorded on the recording medium represents the operation procedure;
If the record information is not discarded by the information discarding means that, painting Bei and a additional information storage means for storing additional information included in the record information in order to track the cause of the defect according to the recording medium An image forming apparatus. An identification information decoding means for decoding the recording medium identification information separated by the identification information separation means,
The identification information judging means judges whether or not the recording medium identification information read by the identification information reading means is equal to the recording medium identification information decoded by the identification information decoding means. The image forming apparatus according to claim 1 , wherein:

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