JP2001078015A - Data recording device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To disable unrestricted recording by judging whether first and second prescribed security codes have a predetermined relationship and recording the data of a recording object inputted by an input means on a recording medium when it is judged the first and second security codes have the predetermined relationship. SOLUTION: When a security code to be inputted together with image data and a security code recorded on a paper 40 have the prescribed relationship, it is judged the inputted image data can be recorded, image data recorded on a memory 18 are decoded through a decoding circuit 20, the decoded image data are recorded on a memory 22 and images are recorded on the paper 40 by a head 34 through a head driving circuit 36 on the basis of the recorded image data. When the respective security codes do not have the prescribed relationship, it is judged that the inputted image data can not be recorded and the warning of disability of printing is issued through a personal computer 14.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data recording device, and more particularly, to a data recording device for restricting data recording.

[0002]

2. Description of the Related Art
A number of devices have been proposed that encrypt image data and the like to prevent copying. However, if the encrypted image data or the like can be decrypted, unlimited copying can be performed.

On the other hand, recently, it has become possible to receive image data and the like via the Internet and the like. However, image data and the like once paid and received can be copied without limitation. Although it is conceivable to set a limit on the number of times of copying, it is troublesome to pay a fee again if the number of times of copying is reproduced regularly.

The present invention has been made in view of the above-mentioned circumstances, and has as its object to propose a data recording apparatus capable of preventing unlimited recording.

[0005]

In order to achieve the above object, a first method is provided.
The invention according to claim 1 is an input means for inputting data to be recorded and a first security code of the data, a recording medium for recording the data to be recorded, or the recording medium. Detecting means for detecting a second security code recorded in advance on the packaging of the first device;
Determining means for determining whether or not the security code and the second security code have a predetermined relationship; and determining the predetermined relationship between the first security code and the second security code by the determining means. Recording means for recording, on the recording medium, data to be recorded, which is input by the input means, when it is determined that the recording medium has the data.

The input means inputs data to be recorded and a first security code of the data.

The detecting means detects a recording medium for recording data to be recorded or a second security code recorded in advance on a package of the recording medium.

[0008] The determining means determines whether or not the first security code and the second security code have a predetermined relationship. The recording means, when the determining means determines that the first security code and the second security code have a predetermined relationship, records the data to be recorded inputted by the input means on the recording medium. . For example, when the data is image data, the data is recorded as an image on the recording medium.

Here, the data to be recorded and the first security code are encrypted, and a decoding means for decoding the data to be recorded and the first security code inputted by the input means is further provided. You may. Further, the data to be recorded and the first security code may be respectively subjected to different encryption processing. Further, the second security code may be subjected to copy protection processing.

As described above, according to the present invention, the first security code input together with the data to be recorded and the second security code detected from the recording medium or the packaging of the recording medium are used.
When the security code has a predetermined relationship, the data to be recorded, which is input by the input means, is recorded on the recording medium, so that the data to be recorded is recorded on a recording medium having no predetermined relationship. Can be prevented, and unlimited recording of data can be prevented.

In the present invention, not only a case where only one kind of data is inputted, but also a case where plural kinds of data are inputted. Therefore, the following invention is proposed.

That is, an input means for inputting a plurality of types of data to be recorded and a first security code of each of the plurality of types of data, a recording medium for each type for recording the data to be recorded, or Detecting means for detecting a second security code recorded in advance on the packaging of the recording medium; and determining whether the first security code and the second security code have a predetermined relationship. Determining means for determining for each type, and when the first security code and the second security code have a predetermined relationship by the determining means, when at least one of the plurality of types is determined, the input is performed by the input means. Recording means for recording the recorded data to be recorded on the recording medium of each of the plurality of types.

According to a third aspect of the present invention, the data to be recorded is image data, the first security code is digital watermark data mixed with the image data, and the recording means determines When it is determined by the means that the first security code and the second security code have a predetermined relationship, the data to be recorded is recorded on the recording medium without mixing the digital watermark data. You may do so.

According to a fourth aspect of the present invention, the input means may input the data to be recorded which has been encrypted in advance.

Further, the second security code may be subjected to copy protection processing.

Further, the second invention (the invention according to claim 6)
Is input means for inputting pre-encrypted data to be recorded, and a pre-recorded and encrypted data on a recording medium for recording the data to be recorded or a package of the recording medium. Detecting means for detecting a key for decoding; decoding means for decoding data to be recorded input by the input means using the key detected by the detecting means; and using the key by the decoding means. Determining means for determining whether or not the data has been successfully decrypted; and, if the determining means determines that the data has been successfully decrypted using the key, the data to be recorded decrypted by the decrypting means is stored in the recording medium. Recording means for recording.

The input means inputs pre-encrypted data to be recorded.

The detecting means detects a key for decrypting data which has been recorded and encrypted in advance on a recording medium for recording data to be recorded or on a package of the recording medium.

The decryption means decrypts the data to be recorded input by the input means using the key detected by the detection means.

The determining means determines whether the data has been decrypted by the decrypting means using the key.

The recording means records the data to be recorded, which has been decrypted by the decrypting means, on the recording medium when the determining means determines that the data can be decrypted using the key.

Here, the key is encrypted and recorded on the recording medium or the packaging of the recording medium.
The encrypted key may be further decrypted. The key and the data to be recorded may be subjected to different encryption processing. Further, the key may be subjected to copy protection processing.

As described above, the present invention relates to a recording medium for recording data which is pre-encrypted using a recording medium for recording data to be recorded or a key pre-recorded on a package of the recording medium. Is decrypted, the data to be recorded, which is decrypted by the decryption means, is recorded on the recording medium, so that the recording target data is recorded on a recording medium other than a recording medium on which a key capable of decrypting the recording target data is recorded. Can be prevented from being recorded, and unlimited recording of data can be prevented.

In the present invention, not only a case where only one kind of data is inputted, but also a case where plural kinds of data are inputted. Therefore, the following invention is proposed.

Input means for inputting a plurality of types of pre-encrypted data to be recorded; pre-recorded on a recording medium of each type for recording the data to be recorded or on a package of the recording medium; Detecting means for detecting a key for decrypting the encrypted and encrypted data, and using the key detected by the detecting means to decrypt the recording target data input by the input means for each of a plurality of types. A decryption unit, a determination unit that determines whether data can be decrypted using the key by the decryption unit for each type, and a plurality of types of data that can be decrypted using the key by the determination unit. And a recording unit for recording the data to be recorded, decoded by the decoding unit, on the recording medium for each of a plurality of types when at least one is determined.

The data to be recorded is image data, and a key is recorded on the recording medium or the packaging of the recording medium as digital watermark data mixed with the image data. The recording means, when it is determined by the determination means that the data can be decrypted using the key, without mixing the digital watermark data, to record the data to be recorded on the recording medium Is also good.

The key may be subjected to copy protection processing.

Here, the following invention (claim 10) is proposed by combining the first invention and the second invention.
Input means for inputting the first data to be recorded, the first security code of the first data, and the previously encrypted second data to be recorded; and the first data A second security code for detecting a second security code previously recorded on a first recording medium for recording the second recording medium or a package of the first recording medium and recording the second data. Detecting means for detecting a key for decrypting data which has been previously recorded and encrypted on the recording medium or the packaging of the second recording medium; and the input means using the key detected by the detecting means. Decryption means for decrypting the input second data; determining whether the first security code and the second security code have a predetermined relationship; and determining whether the decryption means uses the key. And a first security code and a second security code having a predetermined relationship by the determination unit, or using the key by the determination unit to determine whether the data has been decrypted. When it is determined that the data has been successfully decoded, the first data input by the input means is recorded on the first recording medium, and the second data decoded by the decoding means is recorded on the second recording medium. And a recording means for recording the data in the data recording device.

In this case, the second security code and the key may be subjected to copy protection processing.

[0030]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a first embodiment of the present invention will be described with reference to the drawings.

The printer 16 according to the present embodiment is
It is connected to the Internet 12 and is connected to a personal computer (hereinafter referred to as a personal computer) 14 that receives image data and security data of the image data via the Internet 12.

The printer 16 has a memory 18 connected to the personal computer 14. A decoding circuit 20 is connected to the memory 18, and the decoding circuit 20 includes a memory 22;
A system controller 24 composed of a microcomputer is connected. System controller 24
The bar code 4 recorded at a predetermined position on the paper 40 via the memory 22, the personal computer 14, and the waveform shaping circuit 28
2 (see also FIG. 2), a print mechanism 3 for moving the sensor 26 via a mechanical drive circuit 32
0 is connected. A head 34 that records an image on a sheet 40 is connected to the memory 22 via a head drive circuit 36.

Next, the operation of the present embodiment will be described.

The personal computer 14 that has received the image data and the security data of the image data via the Internet 12 outputs the image data and the security data to the printer device 16. The printer device 16 stores the input image data and security data in the memory 1.
Record once in 8.

The decoding circuit 20 decodes a predetermined amount of image data and security data recorded in the memory 18. If decryption is successful, a signal to the effect that decryption is possible is performed. On the other hand, if recorded image data is not decrypted because encryption processing is not performed, a signal that cannot be decrypted is transmitted.
Output to the system controller 24.

As described above, the system controller 24 executes the print processing routine shown in FIG. 3 each time a signal indicating that decoding has been completed and a signal indicating that decoding has not been performed are input.

At step 52, it is determined whether or not the input image data and security data have been encrypted based on the signal indicating that the image data and the security data have not been decoded. If the image data and the security data are not encrypted, the process proceeds to step 62. If the image data and the security data are encrypted, the process proceeds to step 54 where the security code input together with the image data is transmitted through the decryption circuit 20. Take in.

In step 56, the printing mechanism 30 is controlled via the mechanism driving circuit 32, and
The barcode 42 recorded on the paper 40 is read, and the barcode 42 is read through the waveform shaping circuit 28.

Here, a security code is recorded as a bar code 42 on the paper 40. Therefore,
In this step 56, the security code recorded on the paper 40 is detected.

In step 58, it is determined whether or not the security code input together with the image data corresponds to the security code recorded on the paper 40.

That is, the system controller 24 stores the correspondence between the security code input in advance and the security code recorded on the paper 40 as shown in the following table, for example. The input security code is a first security code, and the security code recorded on the paper 40 is a second security code.

[0042]

[Table 1]

Therefore, in this step 58, it is determined whether or not the security code input together with the image data and the security code recorded on the paper 40 have the relationship shown in Table 1.

If the security code input together with the image data and the security code recorded on the paper 40 have the relationship shown in Table 1, it is determined that the input image data can be recorded, and in step 60, Through the decoding circuit 20, the image data recorded in the memory 18 is decoded, and the decoded image data is recorded in the memory 22.
The memory 34 is stored in the head 34 via the head drive circuit 36.
The image is recorded on the paper 40 on the basis of the image data recorded in the. On the other hand, if the security code input together with the image data and the security code recorded on the paper 40 do not have the relationship shown in Table 1, it is determined that the input image data cannot be recorded, and step 64 is performed.
Then, a warning that printing cannot be performed is issued via the personal computer 14.

As described above, in the first embodiment, if the first security code input together with the image data and the two security codes detected from the paper have a predetermined relationship, the image data is Since the image is recorded on the sheet, it is possible to prevent an image from being recorded on a sheet on which a security code having no predetermined relationship with the first security code input together with the image data is recorded, and to prevent unlimited recording of data. be able to.

In the embodiment described above, the security code is input together with the image data, and the security code is recorded on the sheet. However, the present invention is not limited to this, and the encrypted image data is A key for decryption may be converted into a barcode and recorded on a sheet. The following processing in this case will be described with reference to FIG.

At step 66, it is determined whether or not the input image data has been encrypted as described above. If the image data has not been encrypted, the process proceeds to step 74. If the image data has been encrypted, the key is taken from the paper in step 68.

At step 70, the image data is decrypted using the key taken from the paper. At step 72, it is determined whether the image data has been decrypted. If the image data has been successfully decoded, an image is recorded on a sheet based on the decoded image data in step 74. On the other hand, if the image data could not be decoded, a warning to the effect that printing cannot be performed is issued via the personal computer 14 in step 76.

As described above, when the image data that has been encrypted beforehand can be decrypted using the key that is recorded in advance on the paper for recording the image data, the decrypted image data is recorded on the paper. Therefore, it is possible to prevent the image data from being recorded on a recording medium other than the sheet on which the key for decoding the image data is recorded, and to prevent unlimited recording of the data.

Further, the security code of the corresponding image data is recorded on paper corresponding to each of the plurality of types of image data, and the plurality of types of image data and the security codes of each of the plurality of types of image data are input. If there is at least one security code having the above relationship between the input security code and the security code recorded on the paper, the input image data may be recorded on the corresponding paper.

Next, a second embodiment of the present invention will be described. Since the configuration of the present embodiment includes the same portions as the configuration of the above-described first embodiment, the same portions will be denoted by the same reference numerals, and description thereof will be omitted, and different portions will be described.

The printer 16 according to the present embodiment is
As shown in FIG. 5, a digital watermark removing circuit 44 for removing a digital watermark is provided between the memory 18 and the system controller 24. The memory 18 is controlled by the system controller 24, and the memory 18 is also connected to a head drive circuit 36.

Next, the operation of the present embodiment will be described.

The personal computer 14 that has received the image data and the security data of the image data via the Internet 12 outputs the image data and the security data to the printer device 16. In the present embodiment, the security code is also digital watermark data of image data. The printer device 16 temporarily records the input image data and security data in the memory 18.

The digital watermark removing circuit 44 removes digital watermark data from the data recorded in the memory 18. If the signal has been removed, a signal indicating that the signal has been removed is output to the system controller 24 if the signal has not been removed.

As described above, the system controller 24 executes the print processing routine shown in FIG. 6 when a signal indicating that the signal has been removed and a signal that has not been removed are input.

In step 82, it is determined whether or not digital watermark data is mixed in based on the signal indicating that the digital watermark has been removed and the signal that has not been removed. If the digital watermark data has not been mixed, the process proceeds to step 92. If the digital watermark data has been mixed, in step 84, a security code is detected from the digital watermark data.

In step 86, the security code is fetched from the paper as described above. In step 88, it is determined whether the security code detected from the digital watermark data and the security code fetched from the paper have the relationship shown in Table 1 described above. Judge.

If the security code detected from the digital watermark data and the security code fetched from the paper have the relationship shown in Table 1 above, it is determined that the image data can be recorded. In step 92, an image is recorded on a sheet based on the image data from which the digital watermark has been removed. That is, only the security code, which is digital watermark data, is removed from the image data and the security code recorded in the memory 18 by the digital watermark removal circuit 44, and only the image data is recorded in the memory 22. The head 34 records an image on paper based on the image data.

On the other hand, if the security code detected from the digital watermark data and the security code fetched from the paper do not have the relationship shown in Table 1 above, it is determined that the image data cannot be recorded.
Proceed to. That is, the image data and the security code recorded in the memory 18 are output directly to the head 34 via the head driving circuit 36. Accordingly, since the security code, which is digital watermark data, is not removed through the electronic watermark removal circuit 44, the image data and the security code are transferred to the head 34 via the head drive circuit 36.
The digital watermark is mixed with the image based on the image data in the image supplied and recorded.

Next, a third embodiment of the present invention will be described. Since the configuration of the present embodiment includes the same portions as the configuration of the above-described first embodiment, the same portions will be denoted by the same reference numerals, and description thereof will be omitted, and different portions will be described.

The printer 16 according to the present embodiment is
As shown in FIG. 7, a digital watermark removing circuit 44 for removing a digital watermark is provided between the waveform shaping circuit 28 and the system controller 24.

Next, the operation of the present embodiment will be described with reference to the print processing routine shown in FIG.

At step 102, it is determined whether or not the input image data has been encrypted as described above.
If the image data has not been encrypted, the process proceeds to step 110, and if the image data has been encrypted, the process proceeds to step 104, where the key is taken from the paper. That is, in the present embodiment, the key is recorded in the form of a bar code as digital watermark data. Therefore, this step 1
At 04, the digital watermark data (key) taken from the paper is subjected to digital watermark removal processing by the digital watermark removal circuit 44, and only the key data is taken.

In step 106, the image data is decrypted by using the key taken from the paper. In step 108, it is determined whether or not the image data has been successfully decrypted. If the image data has been successfully decoded, an image is recorded on a sheet based on the decoded image data in step 110. On the other hand, if the image data could not be decoded, a warning to the effect that printing cannot be performed is issued via the personal computer 14 in step 112.

Further, a key for decrypting the corresponding image data (encrypted) is recorded on the paper corresponding to each of the plurality of types of image data, and the plurality of types of image data (encrypted Is input, and when the input image data can be decrypted with the key recorded on the paper, the decrypted image data may be recorded on the corresponding paper.

Here, in the above-described first to third embodiments, the security code and the key are read from the paper, but the present invention is not limited to this, and the data is recorded. A security code or key may be recorded on the packaging of the paper to be read and read. Note that the security code or key may be recorded on the ink sheet alone or together with the paper or the packaging instead of the packaging.

Further, the first to third embodiments described above.
In the embodiment, further, the security code and the key read by the printer device are input to the personal computer and determined as described above, and when it is determined that recording is possible, the data is input to the printer device and recorded. Is also good.

Further, the first to third embodiments described above.
In the above embodiment, the image is recorded on paper, but the present invention is not limited to this, and image data may be recorded on a recording medium (details will be described later).
In this case, the image data includes a still image (for example,
Not only a concert ticket image) but also a moving image (eg, a movie) can be included.

Next, a fourth embodiment of the present invention will be described. In the first to third embodiments described above, a printer device is used as an example. In the present embodiment, a recording device is used.

As shown in FIG. 9, a recording device 110 according to the present embodiment is connected to a personal computer 14 connected to the Internet 12.

The recording device 110 has a hard disk 112 connected to the personal computer 14. The hard disk 112 is connected to a signal processing circuit 114, and the signal processing circuit 114 is connected to a pickup 118 that records data on and reads data from a mini disk 150 that is rotated by a spindle motor 120. A system controller 116 is connected to the signal processing circuit 114, the hard disk 112, and the personal computer 14.

Next, the operation of the present embodiment will be described.

The personal computer 14 having received the music data and the security data of the music data via the Internet 12 outputs the music data and the security data to the recording device 110. Thereby, the recording device 11
0 executes the copy processing routine shown in FIG.

That is, the recording device 110 executes step 122
Then, it is determined whether or not the input music data and security data have been encrypted. That is, the recording device 110 temporarily records the input music data and security data on the hard disk 112. A decoding circuit (not shown) in the system controller 116 decodes a predetermined amount of the recorded music data and security data. Based on this result. It is determined whether the input music data and security data are encrypted.

If the music data and the security data are not encrypted, the process proceeds to step 132, and if the music data and the security data are encrypted, the process proceeds to step 124 where the security code input together with the music data is decoded. And decrypt it.

At step 126, the security code recorded on the mini disk 150 is fetched via the pickup 118.

At step 128, it is determined whether or not the security code input together with the music data corresponds to the security code recorded on the mini disk 150.

That is, the system controller 116 stores the correspondence between the input security code and the security code recorded on the mini disk 150, for example, as shown in Table 1 described above. The input security code is defined as a first security code, and the security code recorded on the mini disk 150 is defined as a second security code.

If the security code input together with the music data and the security code recorded on the mini-disc 150 have the relationship shown in Table 1, it is determined that the input music data can be recorded, and step 1 is performed.
At 30, the music data recorded on the hard disk 112 is decoded via the decoding circuit, and the decoded music data is
The signal is output to the pickup 118 via the signal processing circuit 114 and recorded on the mini disk 112. On the other hand, if the security code input together with the music data and the security code recorded on the mini-disc 150 do not have the relationship shown in Table 1, it is determined that the input music data cannot be recorded, and step 134 is executed. Then, a warning that printing cannot be performed is issued via the personal computer 14.

As described above, in the fourth embodiment, when the first security code input together with the music data and the two security codes detected from the mini-disc have a predetermined relationship, the music data Is recorded on the mini-disc, it is possible to prevent an image from being recorded on a mini-disc on which a security code having no predetermined relationship with the first security code input together with the music data is recorded, and unlimited recording of data is performed. Can be prevented.

In the above-described embodiment, the security code is input together with the music data, and the security code is recorded on the mini-disc. However, the present invention is not limited to this, and the mini-disc is encrypted. A key for decrypting the input music data may be bar-coded and recorded. The following processing in this case will be described with reference to FIG.

At step 136, it is determined whether or not the input music data has been encrypted as described above.
If the music data has not been encrypted, the process proceeds to step 144. If the music data has been encrypted, the key is taken from the mini disk 150 in step 138.

At step 140, the music data is decrypted using the key taken from the mini disk 150, and at step 142, it is determined whether the music data has been successfully decrypted. If the music data can be decrypted, step 144
Then, the decrypted music data is recorded on the mini disk 150. On the other hand, if the music data could not be decrypted, a warning to the effect that printing cannot be performed is issued via the personal computer 14 in step 146.

In the present embodiment, the present invention is not limited to music data, but can be similarly applied to other data, for example, program data of a game or the like.

Further, in the present embodiment, data is recorded on the mini-disc, but the present invention is not limited to this, and other recording media such as EPROM, flash ROM, RAM, hard disk, CD-RO
M, magneto-optical disk (MO), DVD, Zip, smart media, compact flash, memory stick, magnetic tape, etc.

Further, in the present embodiment, the security code or key read by the recording device is input to the personal computer, and the above determination is made. If it is determined that recording is possible, data is input to the recording device. It may be recorded.

In addition, in this embodiment, the security code and the key are recorded on the mini-disc. However, the present invention is not limited to this, and the security code and the key are recorded on the packaging of the mini-disc for recording data. The key may be recorded and read.

Next, a fifth embodiment of the present invention will be described. In the above-described first to fourth embodiments, either the printing device or the recording device is used. In the present embodiment, as shown in FIG. 12, at least the printing device 16 and at least the recording device are used. An apparatus 110 is provided.

Next, the operation of the present embodiment will be described.

The personal computer 14 receives music data and image data correspondingly from the Internet 12, selects music data and image data, and outputs the music data to the recording device 110 and the image data to the printing device 16. .

The printing device 16 performs the same processing as in any of the first to third embodiments described above.
The recording device 110 performs the same processing as in the above-described fourth embodiment.

Thus, music data can be recorded on a recording medium and an image (eg, a jacket image) can be recorded on paper. Similarly, the game program data can be recorded on a recording medium and an image (eg, a game character image or the like) can be recorded on a sheet.

In each of the embodiments described above, the security code and the key may be subjected to copy protection processing. That is, the barcode (security code) recorded on the paper described above,
Copying these to the key to decrypt the image data and the barcode (security code) and key recorded on the paper packaging so that the contents cannot be understood.
Copy protection processing may be performed.

In the above embodiments, data is input via the Internet. However, the present invention is not limited to this. For example, when inputting character image data from a game machine or the like, Can be similarly applied.

[0096]

As described above, the present invention can prevent unlimited recording of data, so that, for example, the protection of copyrighted data can be improved.

[Brief description of the drawings]

FIG. 1 is a block diagram of a first embodiment.

FIG. 2 is a diagram showing positions of security codes recorded on photographic paper.

FIG. 3 is a flowchart illustrating a print processing routine according to the first embodiment.

FIG. 4 is a flowchart illustrating a print processing routine according to a modification of the first embodiment.

FIG. 5 is a block diagram of a second embodiment.

FIG. 6 is a flowchart illustrating a print processing routine according to a second embodiment.

FIG. 7 is a block diagram of a third embodiment.

FIG. 8 is a flowchart illustrating a print processing routine according to a third embodiment.

FIG. 9 is a block diagram of a fourth embodiment.

FIG. 10 is a flowchart illustrating a copy processing routine according to a fourth embodiment.

FIG. 11 is a flowchart illustrating a copy processing routine according to a modification of the fourth embodiment.

FIG. 12 is a block diagram of a fifth embodiment.

[Explanation of symbols]

 26 sensor 24 system controller 40 paper 150 mini disk

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5C053 FA04 FA13 HA40 JA30 KA01 KA24 LA03 LA11 LA14 5C064 BA07 BB10 BC20 BC22 BC25 BD08 BD09 5C076 AA14 AA40 5J104 AA13 AA14 NA02 PA14 9A001 EE03 HH23 LL03

Claims (10)

[Claims] 1. An input means for inputting data to be recorded and a first security code of the data, and a recording medium for recording the data to be recorded or pre-recorded on a packaging of the recording medium. Detecting means for detecting a second security code; determining means for determining whether or not the first security code and the second security code have a predetermined relationship; Security code and second
A recording unit for recording, on the recording medium, data to be recorded input by the input unit when it is determined that the security code has a predetermined relationship with the security code. 2. An input means for inputting a plurality of types of data to be recorded and a first security code of each of the plurality of types of data; and a recording medium for each type for recording the data to be recorded; Detecting means for detecting a second security code recorded in advance on the packaging of the recording medium; and determining whether the first security code and the second security code have a predetermined relationship. Determining means for determining for each type; and a first security code and a second security code by the determining means.
Recording means for recording data to be recorded input by the input means on a recording medium for each of the plurality of types, when at least one of the plurality of types is determined to have a predetermined relationship with the security code of A data recording device comprising: 3. The data to be recorded is image data, the first security code is digital watermark data mixed into the image data, and the recording means is a first security code by the determination means. The data to be recorded is recorded on the recording medium without mixing the digital watermark data, when it is determined that the second security code and the second security code have a predetermined relationship. 2. The data recording device according to 2. 4. The data recording apparatus according to claim 1, wherein the input unit inputs the data to be recorded, which has been encrypted in advance. 5. The data recording apparatus according to claim 1, wherein the second security code is subjected to a copy protection process. 6. An input means for inputting pre-encrypted data to be recorded, and a recording medium for recording the data to be recorded or a package which is pre-recorded and encrypted on the packaging of the recording medium. Detecting means for detecting a key for decoding the received data, decoding means for decoding data to be recorded input by the input means using the key detected by the detecting means, and the key by the decoding means A determination unit that determines whether or not the data has been successfully decrypted by using the key. If the determination unit determines that the data has been successfully decrypted by using the key, the data to be recorded decrypted by the decryption unit is read by the decryption unit. Recording means for recording on a recording medium; 7. An input means for inputting a plurality of types of pre-encrypted data to be recorded, a recording medium of each type for recording the data to be recorded, or a package of the recording medium. Detecting means for detecting a key for decrypting pre-recorded and encrypted data; and, for each of a plurality of types, data to be recorded input by the input means using the key detected by the detecting means. A decryption means for decrypting, a determination means for determining, for each type, whether or not the data has been decrypted using the key by the decryption means; and A recording unit for recording, for each of a plurality of types, the data to be recorded decoded by the decoding unit on the recording medium when at least one of the types is determined. 8. The data to be recorded is image data, and the key is provided on the recording medium or on the packaging of the recording medium.
The digital watermark is recorded as digital watermark data to be mixed with the image data, and when the determining unit determines that the data can be decrypted using the key, the recording object is not mixed with the digital watermark data. The data recording device according to claim 6, wherein the data is recorded on the recording medium. 9. The data recording apparatus according to claim 6, wherein the key is subjected to a copy protection process. 10. An input means for inputting first data to be recorded, a first security code of the first data, and pre-encrypted second data to be recorded, and 1st recording medium for recording the first data or a second security code previously recorded on the packaging of the first recording medium and a second security code for recording the second data. Detecting means for detecting a key for decrypting data encrypted and recorded in advance on the recording medium 2 or the packaging of the second recording medium; and using the key detected by the detecting means, Decoding means for decoding the second data input by the input means;
Determining means for determining whether the first security code and the second security code have a predetermined relationship and determining whether the decryption means has decrypted the second data using the key; The first security code and the second security code are determined by the determination means.
If the security code has a predetermined relationship with the security code or if the determination means determines that the data can be decrypted using the key, the first data input by the input means is transferred to the first recording medium. Recording means for recording the second data decoded by the decoding means on the second recording medium and recording the second data on the second recording medium.