WO2008148245A1

WO2008148245A1 - Digital content protection method and system based on user identification

Info

Publication number: WO2008148245A1
Application number: PCT/CN2007/001793
Authority: WO
Inventors: Hui Lin
Original assignee: Hui Lin
Priority date: 2007-06-06
Filing date: 2007-06-06
Publication date: 2008-12-11

Abstract

A digital content encryption method and system based on user identification are disclosed. By mainly using the good identification recognition mechanism (such as SIM card) in the communication equipments and cooperating with multi-purpose executive equipments(such as play equipment), the communication equipments' characteristics are properly utilized. The communication equipment is the communication determination part, and can execute (such as playing) the digital content in the third part storage card at the same time.

Description

Digital content encryption system implemented by identity recognition and method thereof

The present invention relates to a digital content encryption system and method thereof for performing identity recognition, and more particularly to a system for decrypting and executing digital content using a communication device having a confirmation end of identity recognition itself as a communication device. And method. Background technique

Due to advances in computer and digital technology, many of the content of creations, works, such as movies or music content, are converted into digital video compression files, which are then burned on CDs, DVDs, etc. Consumer use. The content of the creation and work, in addition to electric scenes or music, and even extended to lectures, teaching videos, stage plays, etc., can be converted into digital video compression files (hereinafter referred to as [digital content]).

However, due to the proficiency of compression and copying technology, the aforementioned digital content, regardless of movie or music content, can be easily formed into various file formats, reproduced through various reproduction and burning technologies, and more, thanks to network pushes. Become a distributed medium and provide a wider range of uploads and downloads, so that the copied content is transmitted and spread more indefinitely. As a result, the production of digital content (especially music or movies) and the content of the work are easily broken by the environment provided by the technology, and there is no defense. It also makes many writers' low willingness to create. It is a great obstacle to the development of today's civilized society that values intellectual property rights. Therefore, how to form a copy of the obstacles and the protection of content through the science and technology protection mechanism is Many audio-visual publishers, industry players, and even performers and songwriters attach great importance to it, which is more in line with the legislative and artistic principles of China's Basic Law on Science and Technology and related science and technology laws.

In the prior art, for those who have protection measures for digital content, such as Microsoft DRM, the encrypted digital content and the identification and decryption data files are divided into two files, so after downloading a certain device, if there is no security. The DRM Distribute mechanism can only be played on downloaded devices, but not on other devices that support the Player.

In addition, the aforementioned download path has various functions of downloading music between many communication devices (such as mobile phones) and door number system operators, and the mobile phone has developed a function of playing music. Therefore, the mobile phone forms a loophole for copying digital content such as music. Because the phone is also With holes in function and digital music, it is like a boat that can carry a boat. If we make good use of the universality of personal communication devices such as mobile phones, and at the same time have a good control mechanism, digital content can still be better protected. Summary of the invention

The main purpose of the present invention is to design a digital content encryption system and method thereof for performing identity recognition, mainly using a digital content provider as a first end, and encrypting digital content as a second end through an operation management system. A memory card having digital content or a memory card (collectively called a memory card) for downloading the digital content obtained by the network as a third end, in conjunction with a communication device having its own identification as a communication device (eg, a SIM card) The fourth end, and the communication device has an execution IC (for example, a player IC), and the fourth terminal can also serve as a confirmation end of the communication, and can also carry a card for the third end carrying the digital content. The execution of digital content (playing is also an execution), since the identification and execution of the data files are the same file, so that the communication device can be confirmed as the identity of the communication, and can also be confirmed as the right to use the digital content. And by executing the IC, the communication device can be made to have an identity confirmation as well as execution of the digital content.

A second object of the present invention is to implement a digital content protection system for performing identity recognition: wherein the communication device is a mobile phone having a system for operating digital content, and the confirmation end of the mobile phone is a SIM card, and a digital number is attached through the SIM card connection. The content decryption label (SIM STICKER) is such that the user can download the digital content and simultaneously execute it on the communication device. Since the mobile phone is a commonly used communication device, the effect of popularization can be achieved. In addition, the digital content can be transmitted to the mobile phone through the communication system using the short message. It is easier to use.

Still another object of the present invention is to implement the aforementioned digital content protection system for identity recognition, wherein the music file, video file or other sound and light effect file is built in by the player with built-in player software. In addition, the player is Windows XP, Windows XPE, Windows CE, Windows CE . Net; Windows Mobile, Symbian, Linux, Java, etc. for operating system. The invention can be made to be usable in a variety of systems. DRAWINGS

1 is a schematic flow chart of a system of the present invention; 2 is a schematic diagram showing the architecture of the system of the present invention;

Figure 3 is a diagram of another embodiment of Figure 1.

In the picture:

1: First end (provided by the digital content provider)

11: Authorized to make digital content to the manufacturer's device that holds the card.

2: Second end (Operation Management System)

3: Third end (load card)

4: Fourth end (communication equipment).

41: Confirmation side

42: Bluetooth reader

43: Implementation of the IC implementation

The contents, features and embodiments of the present invention will be described below through the drawings, so that the reviewing committee has a better understanding of the case.

Referring to FIG. 1, in the method of the present invention, the step is:

First, the digital content provider is the first end.

Second, through the operation management system for the encryption of digital content as the second end.

3. A memory card with digital content or a memory card (collectively carrying a memory card) downloaded from the network as a third end.

4. A communication device having its own identification end (e.g., a SIM card) for identity recognition of the communication device as the fourth terminal. And the communication device has an execution IC (e.g., a player IC). The fourth terminal can also be used as a confirmation end of the communication, and can also be executed on the digital content of the third end carrying card carrying the digital content.

In the present invention, since the identification and execution of the data files are the same file, so that the communication device can be confirmed as the identity of the communication, and can be confirmed as the use right of the digital content. And by executing the IC, the communication device can be made to confirm the identity as well as the execution of the digital content.

Referring to FIG. 2, it is a schematic diagram of a specific architecture of the system of the present invention. The system architecture of the present invention mainly includes: A first end (provided by the digital content provider) 1 :

Providing vendors to use the network to provide digital content is the first end. The digital content is a file of music files, video files or other sound and light effects. Moreover, the first end 2 can also be broadly interpreted to include a vendor device 11 that is authorized to make a digital content carrier card.

A second end (Operations Management System) 2:

Corresponding to the first end, for the encryption of the digital content, the user is downloaded from the network by using the communication device. The correspondence between the second end and the first end includes -

A. The first end 1 (provided by the digital content provider) must enter the correct PIN code before proceeding to the next step to control the compression of the digital content file.

B. The first end 1 needs to define the digital content ID (according to the EPC definition method; it is divided into country code, manufacturer code, album serial number and serial number (digital content serial number and download serial number)) and Distributor ID (for post-accident investigation) After that, the digital content file can be compressed and the second end 2 (operation management system) separately performs PKI encryption to transmit the digital content compressed encrypted file to the corresponding second end 2 (Operation Management System), due to the use of PKI encryption, Therefore, only the corresponding second end 2 (operation management system) can decrypt.

C, the second end 2 (operation management system) need to enter the correct PIN code before proceeding to the next

D. Only the corresponding second end 2 (Operation Management System) can decrypt.

A third end (load card) 3: "

A memory card having digital content or a memory card (storage card) for downloading the digital content obtained by the network, the digital content is obtained by the first end 1, and the obtaining path may be a factory, that is, recording (storing) digital content, or Download digital content over the Internet.

a fourth end (communication device) 4:

It can be a mobile phone, and has an acknowledgment end 41, such as a SIM card, and is executed via the GSi-Media IC 43 built into the phone. The confirmation terminal 41 is electrically connected to the digital content storage card 3 (SIM STICKER), and can be used as a decryption of communication and as an execution (for example, playback) of digital content. The "electrical connection" can be used as a confirmation terminal for the communication device in which the memory card 3 is disposed at the fourth end.

As shown in FIG. 3, the communication device of the fourth terminal 4 is provided with a Bluetooth Reader 42 (GSi-Media Blue Tooth Reade), and the carrier card 3 is disposed in a computer device 5 having a Bluetooth module 51. , The two ends are read by wireless. In this case, the IC of the built-in GSi-Media player can be used as the confirmation terminal, and the corresponding memory card 3 can be identified and decrypted for playback, and the memory card 3 is also played. You can log in to the number of times you can dial to limit the number of dials as a limit on the right to use.

Moreover, the digital content can be transmitted to the communication device terminal 4 (handset) through the communication system by using the short message. The communication device 4 can have built-in player software in response to files of music files, video files or other sound and light effects. In addition, the player software may be selected from an operating system such as Windows XP, Windows XPE, Windows CE, Windows CE. Net, Windows Mobile, Symbian, Linux^Java, and the like.

In summary, the present invention is indeed in line with industrial applicability, and is not found in publications or publicly used before application, nor is it known to the public, and has non-obvious knowledge and conforms to patentable requirements, and thus patent application is filed according to law. .

However, the above description is a preferred embodiment of the industry of the present invention, and the equal changes made by the patent application scope of the present invention are all within the scope of the claim.

Claims

Claim

1. A digital content protection method based on identity recognition, mainly adopting a digital content provider as a first end, and encrypting digital content as a second end through an operation management system, and storing a card as a third end, The acknowledgment end of the communication device having its own identity as the communication device serves as the fourth end, and the fourth end can also serve as the acknowledgment end of the communication, and is provided with an execution IC for carrying digital content. The digital content of the third-end card is confirmed and executed by the execution IC. Since the identity identification and the executed data file are the same file, the communication device can be used as the decryption of the communication, and can also be performed as the digital content.

2. The digital content protection method for identity recognition according to claim 1, wherein the communication device is a mobile phone having a system for operating digital content, and the confirmation end of the mobile phone is a SIM card, and is attached by a SIM card connection. A digital content storage card (SIM STICKER), and the IC is a player's IC, so that the user can download the digital content and simultaneously execute the communication device.

3. The digital content protection method implemented by the identity recognition method according to claim 2, wherein the digital content is a short message transmitted to a mobile phone through a communication system.

4. The digital content protection method for identity recognition as claimed in claim 1, wherein the digital content is a file of a music file, a movie file or other sound and light effects.

5. A digital content protection system implemented by identity recognition, which mainly includes:

A first end (provided by the digital content provider):

Providing the manufacturer to use the network to provide digital content as the first end;

A second end (Operations Management System):

Corresponding to the first end, for encrypting the digital content;

A third end (load card):

Obtaining digital content by the first end or the second end;

a fourth end (communication device):

The acknowledgment end has an execution IC, and the acknowledgment end is electrically connected to the digital content storage card so as to be used as the decryption of the communication and at the same time as the execution of the digital content.

6. The digital content protection system for identity recognition according to claim 5, wherein the communication device having the fourth end is electrically connected with a Bluetooth reader, and the carrier card is provided with a Bluetooth device. In the computer device of the module, both ends are wirelessly corresponding.

7. The ID-protected digital content protection system of claim 6, wherein the decryption end of the communication device electrically connected to the fourth end is a SIM card, and the carrier card is embedded with the SIM card. And for the corresponding decryption.