CN1203426C - Digital data file anti-copying method and recording medium for recording anti-copying program - Google Patents
Digital data file anti-copying method and recording medium for recording anti-copying program Download PDFInfo
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- CN1203426C CN1203426C CNB991220889A CN99122088A CN1203426C CN 1203426 C CN1203426 C CN 1203426C CN B991220889 A CNB991220889 A CN B991220889A CN 99122088 A CN99122088 A CN 99122088A CN 1203426 C CN1203426 C CN 1203426C
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Abstract
To prevent a digital data file from being unauthorizedly duplicated by permitting a limited uploading operation according to the given code value when an identification code that can confirm a purchasing destination is given to the digital data file and this file is uploaded into a personal computer terminal from a digital data player. In this duplication preventing method, the identification code (header) of a digital data file to be uploaded is read. When it is decided that the uploaded data file is a file that was downloaded for pay, the uploading of the file is permitted only in the specific times. Thereafter, the identification code of the digital data file is changed to inhibit the file uploading operations more than the specific times.
Description
Technical field
The present invention relates generally to a kind ofly be used to prevent that digital data file such as types such as digital audio data file and digital of digital video data files is by the method for bootlegging, be specifically related to a kind of digital data file anti-copying method, wherein when digital data file is sold or is freely allotted, to specify a code that is used to identify sellers or allocation person for it, thus make its can according to the value of specified code to digital data the upload operation of file from digital data player to for example personal computer correspondingly limit.
Prior art
Usually, the MP3 player is a kind of digital data player that is used to handle digital data file.The MP3 player is a kind of new ideas type, portable audio device, has adopted the voice data compression coding technology of defined among the MPEG1Layer3, can download and the required music of resetting from computer communication network easily.Specifically, because it is to store music data with the form of mp3 file, so this kind MP3 player seldom can break down and its tonequality is splendid.In addition, the very little and very light in weight of this kind MP3 player volume, so its portability is very high is so that user even can be in the process of physical training it be taken with oneself and listen to the music.Therefore, this product just more and more is subjected to attracting attention of industry as the substitute products of portable magnetic belt sound-track engraving apparatus and CD (CD) walkman.
Before MP3 player plays digital data file, need by communication network it to be downloaded on the personal computer terminal from file supplier (server) earlier, again to the MP3 player such as the Internet.As mentioned above, owing to it can upload to the digital data file of being downloaded on the personal computer terminal from the MP3 player, so might cause the problem that some are relevant with property infringement.
On the other hand; when the scope that provides such as the digital data player of MP3 player becomes more and more widely; and when having solved the every matters that comprise copyright protection between digital data file supplier and the copyright owner; the purchase approach of digital data file then can be extended to automatic vending machine, scrambler (encoder) or the like and become more various.In the case, need to have to allow, under some restrictive condition, file be uploaded to from digital data player at least, for example in the personal computer terminal.
Yet, also there is not a kind of routine techniques can up to now, identify the supplier of this digital data file and under certain restrictive condition, allow upload operation when digital data player uploads to personal computer terminal wanting according to recognition result with digital data file.Thereby it will become the obstacle that digital data player is extensively promoted.
Summary of the invention
Therefore, original intention of the present invention just is to address the above problem, its objective is provide a kind of be used to prevent such as the digital audio data file of MP3 and such as the digital of digital video data file of JPEG by the method for bootlegging, and a kind of recording medium that is used for writing down this type of anti-copying program thereon.
According to an aspect of the present invention, it provides a kind of digital data file anti-copying method, comprises the steps:
Detect the authentication code of digital data file stem, this authentication code is represented the source of described digital data file; And
According to testing result, control whether allowing to upload described digital data file,
If described authentication code represent described digital data file be download with way of paying from network and, forbid that then other terminals except that user computer terminal pack into or upload described digital data file;
Buy from the numerical data automatic vending machine if described authentication code is represented described digital data file, then after having uploaded predetermined times, the authentication code that changes described digital data file is to forbid that described file is uploaded once more.
Preferably, in the said method, described controlled step also comprises when forbidding uploading described digital data file uploads disable message with the output of audio or video signal.
Preferably, if the digital data file anti-copying program can be designed to digital data file in addition and be allowed to upload predetermined times, the authentication code that then will change this digital data file after this digital data file has been uploaded this pre-determined number is to forbid that it is uploaded once more.
In addition, preferably,, the digital data file anti-copying program uploads disable message with the output of audio or video signal if can also being designed to forbid uploading this digital data file.
Description of drawings
Above and other objects of the present invention, characteristic and advantage will be from next with reference to becoming apparent the detailed description that accompanying drawing carried out, wherein:
Figure 1 shows that and be used to illustrate digital data file from digital data player or to the block scheme of the moving line of digital data player; And
Fig. 2 A-2D is depicted as the synoptic diagram according to the authentication code of digital data file of the present invention.
Embodiment
Figure 1 shows that to be used to illustrate digital data file, be used for digital data file anti-copying method according to the present invention is described from digital data player or to the block scheme of the moving line of digital data player.Personal computer terminal 1 links to each other with communication network such as the Internet, to be used to download the digital data file that provides with charge method or free mode.Personal computer terminal 1 stores into the digital data file of being downloaded on wherein the hard disk and the digital data file stored or it is downloaded in the digital data player 2 reset.When digital data player 2 wants to upload its digital data file, personal computer terminal 1 will detect sign (ID) code in the stem (header) of digital data file, and allow to carry out upload operation according to testing result under certain restrictive condition.Digital data player 2 will be stored in the digital data storage medium 3 and the digital data file of resetting and being stored from the digital data file that personal computer terminal 1 is downloaded.In addition, digital data player 2 also can be reset and be uploaded in the personal computer terminal 1 from the output digital data file of numerical data automatic vending machine 4 or scrambler 5 or with it.The type of digital data storage medium 3 is detachable, and it is used for the digital data file from digital data player 2 is stored in wherein.Numerical data automatic vending machine 4 links to each other with communication network such as the Internet and is installed in both sides, street or other public place that has many pedestrian's processes, to be used for coming the sales figure data file with charge method.Scrambler 5 then offers digital data player 2 by dedicated transmission download digital data file and with the digital data file of being downloaded.
Now, with reference to Fig. 1 and Fig. 2 A-2D digital data file anti-copying method according to the present invention is elaborated.
At first, the user must be from digital data service device receiving digital data file under the digital data file supplier registers with the situation of paying certain expense.After the user registration, the digital data file supplier will specify ID number and a password respectively for each user.Subsequently, the user is by form from the digital data service device download digital data of communication network with software, and the numerical data of being downloaded is installed in the personal computer terminal 1 as the numerical data software player.After this, in order to buy (download) required digital data file by personal computer terminal 1 and communication network from the digital data service device, the user will pay corresponding cost and send the digital data service device with its ID number to password to the digital data file supplier by personal computer terminal 1 and communication network.The digital data service device goes out this user and provides required digital data file according to recognition result to the user with password identification according to the ID that is sent number.Meanwhile, the digital data service device ID code that an additional value is " 01 " on the stem of required digital data file sends the gained digital data file to personal computer terminal 1 subsequently to forbid uploading this document.
The digital data file that personal computer terminal 1 is sent the digital data service device stores in wherein the hard disk.In the case, in case receive playback request from the user, personal computer terminal 1 just comes the digital data file of being stored is decrypted and resets by the numerical data software player.Consequently, the user at any time all can freely listen to the music of being liked by personal computer terminal 1.
If the user wants to utilize digital data player 2 to listen to the digital data file of buying by above-mentioned path, then personal computer terminal 1 will download to the digital data file of being buied on the digital data player 2.Subsequently, digital data player 2 stores the digital data file of being downloaded in the digital data storage medium made from detachable storage plug-in card form 3 into.Be stored in digital data file in the digital data storage medium 3 if the user asks digital data player 2 to be reset, then digital data player 2 will be read the digital data file of being stored and be utilized code translator wherein to reset from storage medium 3.Consequently, no matter the user all can utilize digital data player 2 to listen to the music of form for digital data file wherein.On the other hand, the digital data file of wanting to buy with way of paying by above-mentioned path when another person's terminal is encased in wherein or when uploading to this document wherein by digital data player 2, and personal computer terminal 1 will be according to the value of ID sign indicating number for " 01 " to identify this document be the charge digital data file and therefore forbid packing into or uploading this document.
Secondly, through the free stem of allotting the digital data file of giving personal computer terminal 1 of communication network designated the ID code that value is " 00 ".If the user receives this type of digital data file by personal computer terminal 1, just then it can freely listen to the file that is received by personal computer terminal 1 or digital data player 2 as mentioned above.In addition, when the user plan should free digital data file when digital data player 2 uploads to the personal computer terminal 1, personal computer terminal 1 will identify it for free digital data file and so allow to upload without restriction this document for " 00 " according to the value of ID code.
Once more, a value that the stem of the digital data file of being distributed by the numerical data automatic vending machine 4 that is installed in the avenue both sides that have a lot of pedestrian's processes or public place with form of tariff is then designated is the ID code of " 10 ".If the user buys this charge digital data file by numerical data automatic vending machine 4, and plan the digital data file of being buied is uploaded to the personal computer terminal 1 from digital data player 2, then personal computer terminal 1 will be sold by numerical data automatic vending machine 4 for " 10 " judge the digital data file of being buied according to the value of ID code, and therefore only allow this document to be uploaded once.After having uploaded, personal computer terminal 1 will become " 01 " to its ID code to forbid uploading once more this document from " 10 ".Consequently, the digital data file of buying from numerical data automatic vending machine 4 can only be uploaded to the personal computer terminal 1 once by the user.
At last, by the user with the supplier conclude the stem that the digital data file that the scrambler 5 buied under the situation of contract sends is arranged then designated value ID code for " 11 ".When the user by scrambler 5 download digital data files and want the digital data file that will be downloaded when digital data player 2 uploads to personal computer terminal 1, personal computer terminal 1 will send by scrambler 5 for " 11 " judge the digital data file of being downloaded according to the value of ID code, therefore allows to upload without restriction this document.
From above-mentioned explanation as can be seen, according to the present invention, digital data file is designated code that can identify the supplier.For example, when digital data file be with method of payment buy gained and the user wants it just can carry out upload operation under certain restrictive condition according to the value of its code when digital data player uploads to the miscellaneous equipment.Therefore, it can prevent that digital data file is by bootlegging.
Although preferred embodiments of the present invention have been disclosed for illustrative for illustrative purposes above, but for a person skilled in the art clearly under the situation that does not deviate from scope and spirit of the present invention disclosed in the accompanying claims, can carry out the correction of various ways to the present invention, add or replacement.
Claims (2)
1. a digital data file anti-copying method comprises the steps:
Detect the authentication code of digital data file stem, this authentication code is represented the source of described digital data file; And
According to testing result, control whether allowing to upload described digital data file,
If described authentication code represent described digital data file be download with way of paying from network and, forbid that then other terminals except that user computer terminal pack into or upload described digital data file;
Buy from the numerical data automatic vending machine if described authentication code is represented described digital data file, then after having uploaded predetermined times, the authentication code that changes described digital data file is to forbid that described file is uploaded once more.
2. the method for claim 1, wherein said controlled step also comprise when forbidding uploading described digital data file uploads disable message with the output of audio or video signal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR19900004560 | 1999-02-10 | ||
| KR4560/1999 | 1999-02-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1263323A CN1263323A (en) | 2000-08-16 |
| CN1203426C true CN1203426C (en) | 2005-05-25 |
Family
ID=19573933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB991220889A Expired - Fee Related CN1203426C (en) | 1999-02-10 | 1999-10-28 | Digital data file anti-copying method and recording medium for recording anti-copying program |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1203426C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102236333B (en) * | 2010-04-30 | 2015-04-15 | 深圳市合信自动化技术有限公司 | Programmable logic controller program uploading device and method |
| US10019741B2 (en) * | 2010-08-09 | 2018-07-10 | Western Digital Technologies, Inc. | Methods and systems for a personal multimedia content archive |
-
1999
- 1999-10-28 CN CNB991220889A patent/CN1203426C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1263323A (en) | 2000-08-16 |
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Granted publication date: 20050525 Termination date: 20171028 |