CN1984482A - Method and mobile terminal for limiting user to medium object operation - Google Patents
Method and mobile terminal for limiting user to medium object operation Download PDFInfo
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- CN1984482A CN1984482A CNA2006100815046A CN200610081504A CN1984482A CN 1984482 A CN1984482 A CN 1984482A CN A2006100815046 A CNA2006100815046 A CN A2006100815046A CN 200610081504 A CN200610081504 A CN 200610081504A CN 1984482 A CN1984482 A CN 1984482A
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- media object
- copyright management
- digital copyright
- limited subscriber
- management message
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Abstract
The method comprises: the sending terminal packages the media object as digital copyright management message; sending terminal sends the digital copyright management message to the receiving terminal. The invention also reveals a mobile terminal capable of limiting the users to operate media object.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of limited subscriber media object method of operating and portable terminal.
Background technology
Along with the digitlization of the continuous development, particularly information medium of the network communications technology, the user can be sent to information all over the world by electronic equipments such as computer, mobile phones.Yet, in the digital information wide-scale distribution, also the fail safe of digital information is had higher requirement.For example, can pass through bluetooth, infrared or MMS (Multimedia Messaging Service between the mobile phone, the customized multimedia telecommunications services) etc. method is transmitted media object, but cannot limit the reception user to receiving the use of media object owing to send the user of media object, receiving the user can edit and transmit arbitrarily the media object that receives, and brings unnecessary trouble to sending the user.Therefore, in order to improve the fail safe that sends digital information, produced OMA (Open Mobile Alliance, Open Mobile Alliance) DRM (DigitalRights Management, digital copyright management) media object that technology, this technology can effectively be controlled by Network Transmission copies under the permission that does not obtain the obligee or propagates.
At first OMADRM can be divided into three kinds of form: FL (ForwardLock forbids transmitting), CB (Combine, combination sends) and SD (Separate Delivery sends respectively).Wherein, FL and CB are the form transmission that is packaged into DM (DRM Message, DRM message), FL does not have copyright, and CB and SD have copyright, that is to say among the DM of FL to have only MO (Media Object, media object), comprise MO and RO (Pight Object, right objects) among the DM of CB; The MO of SD is packaged into DCF (DRM Content Format, DRM content format).The MO and the RO of the DRM file of SD type send respectively, and the MO of CB and RO are bundled to transmission together in the same DM file, and the DM file is not generally encrypted, and the DCF file is encrypted.
Wherein, the copyright downloading process of FL or CB may further comprise the steps as shown in Figure 1:
Step s101, the user buys copyright at carrier server.
Step s102, carrier server is packaged into the DM file with the concrete copyright of user's purchase and the media object of selection.
Step s103, carrier server is by HTTP (Hyper Text Transport Protocol, HTML (Hypertext Markup Language)), OMAOTA (Over-the-AirTechnology, the aerial download), MMS download path such as (Multimedia Message, multimedia messagess) sends to the user with the DM file.
Step s104, this DM file of user's DRM proxy resolution obtains the media object of selecting.
SD copyright downloading process may further comprise the steps as shown in Figure 2:
Step s201, the user buys copyright at carrier server.
Step s202, carrier server generates the customization copyright.
Step s203, carrier server downloads this copyright to the user.
Step s204, this copyright of user installation.
Step s205, the user is from carrier server or other mobile phone-downloaded DCF file corresponding with this copyright.
Step s206, when the user used the DCF file, the user was according to this DCF file of the secret key decryption in the copyright.
In addition, can stipulate that the use of media object for example limits: number of times, duration or the term of validity by the RO in DM, the user will limit to control and receive the use of user to media object according among the RO those, and the limited subscriber editor, transmits and the copy media object.
Yet above-mentioned technology only is used for provider's control and receives the use of mobile phone to media object, does not propose to utilize the method that realizes transmitting the media object performance constraint that is provided with between the transmit-receive mobile phone.
Summary of the invention
The problem to be solved in the present invention provides a kind of limited subscriber to media object method of operating and portable terminal, to overcome the defective that realizes transmitting the media object performance constraint that is provided with that can't realize in the prior art by between the transmit-receive mobile phone.
In order to address the above problem, the invention provides a kind of limited subscriber to the media object method of operating, may further comprise the steps:
A, transmission terminal are encapsulated as digital copyright management message with media object;
B, described transmission terminal send to receiving terminal with this digital copyright management message.
Described digital copyright management message comprises forbids transmitting form and combination transmission form.
In the steps A, when digital copyright management message when forbidding transmitting form, the rights of using of media object comprise: forbid transmitting, forbid editor and forbid duplicating.
When digital copyright management message is transmitted form for combination, also comprise right objects in the digital copyright management message.
Steps A further comprises:
A1, generate right objects according to restricted information;
A2, described right objects and media object are encapsulated as digital copyright management message.
Also comprise before the steps A: sending the restricted information that terminal is provided with right objects.
Described restricted information comprises: number of times restriction and/or term of validity restriction and/or duration restriction.
Described transmission terminal is a portable terminal.
The present invention also provides the terminal of a kind of limited subscriber to the media object operation, comprises media object, and comprising: the media object performance constraint is provided with unit, digital copyright management encapsulation unit and Transmit-Receive Unit;
Described media object performance constraint is provided with the unit, is used to accept user's media object operation setting instruction, and notifies described digital copyright management encapsulation unit;
Described digital copyright management encapsulation unit is used for media object is encapsulated as digital copyright management message;
Described Transmit-Receive Unit is used to send described digital copyright management message.
Described media object operation setting unit comprises forbids transmitting the formatting module, and the operating right that is used for described media object is set to forbid transmit, forbids editing and forbidding duplicating.
Described media object operation setting unit comprises that the number of times restriction is provided with module, is used to be provided with the media object number of operations;
And/or term of validity restriction is provided with module, is used to be provided with media object and is received the term of validity after terminal receives;
And/or duration restriction is provided with module, is used to be provided with the time that the user uses media object.
Terminal also comprises the right objects generation unit, is used for generating right objects according to the configuration information of described media object operation setting unit;
Described digital copyright management encapsulation unit is encapsulated as digital copyright management message with media object and right objects.
Described transmission terminal is a portable terminal.
Compared with prior art, the present invention has the following advantages:
The present invention makes the user need not the adding of network side operator in mobile phone inediting right objects by the right objects agreement is set between mobile phone, can realize that the user is to receiving the restriction of media object operation.
Description of drawings
Fig. 1 is the download flow chart of the copyright of FL or CB form among the prior art OMA DRM;
Fig. 2 is the download flow chart of SD form copyright among the prior art OMA DRM;
Fig. 3 is the flow chart of limited subscriber of the present invention to the media object method of operating;
Fig. 4 is the terminal structure figure of limited subscriber of the present invention to the media object operation.
Embodiment
Below in conjunction with accompanying drawing specific embodiments of the invention are described.
A kind of limited subscriber of the present invention may further comprise the steps to the flow process of media object method of operating as shown in Figure 3:
Step s301 sends terminal media object is encapsulated as digital copyright management message.Can media object be packaged into the digital copyright management message of FL (Forward-lock forbids transmitting) form or CB (Combineddelivery, combination sends) form according to user's needs.If only need make receiving terminal forbid transmitting, forbid editor and forbid duplicating this media object, then available FL form encapsulation, if desired to additional other restrictive condition of this media object, then need to generate the right objects that has restricted information, and be encapsulated as the digital copyright management message of CB form with media object.Wherein, restricted information can send the terminal setting by the user, such as number of times restriction and/or term of validity restriction and/or duration restriction etc. are set.
Step s302 sends terminal this digital copyright management message is sent to receiving terminal.Wherein, send terminal and can send the digital copyright management message that comprises media object to receiving terminal by bluetooth, infrared or multimedia message method of service.
Determine that by resolving this digital copyright management message the operating right of media object is a prior art at receiving terminal, be specially: after receiving terminal is received digital copyright management message, at first to analyze the form of this message, if be the FL form, then the media object in this message is to forbid transmitting, forbid editing and forbidding duplicating; If be the CB form, then illustrate in this digital copyright management message to comprise right objects, need further to analyze this right objects, obtain restriction of message wherein, obtain the authority of operation media object according to this restriction of message.
Describe the present invention according to specific embodiment below.
Need transmit for forbidding to the media object that receiving terminal sends when sending terminal, forbid editor and when forbidding copying, be that receiving terminal can only carry out read-only operation to this media object that receives, media object is packaged into the digital copyright management message of FL form at the mobile phone that sends media object, this message can adopt 7bit, 8bit or base64 coding, and send to mobile phone by wireless network with OMADRM function, this mobile phone is by resolving the media object that obtains the FL form, because the media object of this form itself cannot be transmitted, editor and copy, therefore, realize the forwarding of forbidding of media object, forbid editor and forbid copy.
If the user need carry out number of operations to media object, valid expiration date, the restriction of service time, send mobile phone obtains media object by mobile phone interface access times, use the term of validity, information such as service time, with those information according to XML (Extensible Markup Language, extend markup language) form generates right objects, and this right objects and media object are encapsulated as the digital copyright management message of CB form according to the Multipart form among RFC2616 and the RFC2046, and send to mobile phone by wireless network with OMA DRM, this mobile phone obtains right objects and media object by resolving, and according to the access times in the right objects, use the term of validity, information such as service time limit the operation of media object, for example, copyright regulation media object can be used 3 times, when using the DRM file at every turn, the DRM program can find corresponding copyright and available number of times to subtract 1 automatically, if re-use media object. available number of times is 0, will point out user's copyright expired, just cannot use media object.
The present invention also provides the portable terminal of a kind of limited subscriber to the media object operation, as shown in Figure 4, portable terminal 100 comprises: the media object performance constraint is provided with unit 110, right objects generation unit 120, digital copyright management encapsulation unit 130, Transmit-Receive Unit 140.The media object performance constraint is provided with the media object operation setting instruction that unit 110 is used to accept the user, and notice digital copyright management encapsulation unit 130; Right objects generation unit 120 is used for generating right objects according to the configuration information of media object operation setting unit 110; Digital copyright management encapsulation unit 130 is used for media object and right objects are encapsulated as digital copyright management message; Transmit-Receive Unit 140 is used to send digital copyright management message.
Wherein, media object operation setting unit 110 further comprises: forbid transmitting that the restriction of formatting module 111, number of times is provided with module 112, module 113 is set in term of validity restriction and the duration restriction is provided with module 114.Forbidding transmitting the operating right that formatting module 111 is used for described media object is set to forbid transmit, forbids editor and forbid duplicating; The number of times restriction is provided with module 112 and is used to be provided with the media object number of operations; Term of validity restriction is provided with module 113 and is used to be provided with media object and is received the term of validity after terminal receives; The duration restriction is provided with module 114 and is used to be provided with the time that the user uses media object.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (13)
1, a kind of limited subscriber is characterized in that the media object method of operating, may further comprise the steps:
A, transmission terminal are encapsulated as digital copyright management message with media object;
B, described transmission terminal send to receiving terminal with this digital copyright management message.
2, limited subscriber is characterized in that the media object method of operating according to claim 1, and described digital copyright management message comprises forbids transmitting form and combination transmission form.
3, as limited subscriber as described in the claim 2 to the media object method of operating, it is characterized in that, in the steps A, when digital copyright management message when forbidding transmitting form, the rights of using of media object comprise: forbid transmitting, forbid editor and forbid duplicating.
4, as limited subscriber as described in the claim 2 to the media object method of operating, it is characterized in that, when digital copyright management message is transmitted form for combination, also comprise right objects in the digital copyright management message.
5, as limited subscriber as described in the claim 4 to the media object method of operating, it is characterized in that steps A further comprises:
A1, generate right objects according to restricted information;
A2, described right objects and media object are encapsulated as digital copyright management message.
6, as limited subscriber as described in the claim 5 to the media object method of operating, it is characterized in that, also comprise before the steps A: sending the restricted information that terminal is provided with right objects.
7, as limited subscriber as described in the claim 6 to the media object method of operating, it is characterized in that described restricted information comprises: number of times restriction and/or term of validity restriction and/or duration restriction.
8, as limited subscriber as described in the claim 1 to 7 any to the media object method of operating, it is characterized in that described transmission terminal is a portable terminal.
9, a kind of limited subscriber comprises media object to the terminal of media object operation, it is characterized in that also comprise: the media object performance constraint is provided with unit, digital copyright management encapsulation unit and Transmit-Receive Unit;
Described media object performance constraint is provided with the unit, is used to accept user's media object operation setting instruction, and notifies described digital copyright management encapsulation unit;
Described digital copyright management encapsulation unit is used for media object is encapsulated as digital copyright management message;
Described Transmit-Receive Unit is used to send described digital copyright management message.
10, as the portable terminal of limited subscriber as described in the claim 9, it is characterized in that the media object operation,
Described media object operation setting unit comprises forbids transmitting the formatting module, and the operating right that is used for described media object is set to forbid transmit, forbids editing and forbidding duplicating.
As the portable terminal of limited subscriber as described in the claim 9, it is characterized in that 11, described media object operation setting unit comprises that the number of times restriction is provided with module, is used to be provided with the media object number of operations to the media object operation;
And/or term of validity restriction is provided with module, is used to be provided with media object and is received the term of validity after terminal receives;
And/or duration restriction is provided with module, is used to be provided with the time that the user uses media object.
12, as the portable terminal of limited subscriber as described in the claim 11, it is characterized in that the media object operation,
Terminal also comprises the right objects generation unit, is used for generating right objects according to the configuration information of described media object operation setting unit;
Described digital copyright management encapsulation unit is encapsulated as digital copyright management message with media object and right objects.
13, as the portable terminal of any limited subscriber in the claim 9 to 12, it is characterized in that described transmission terminal is a portable terminal to the media object operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610081504A CN1984482B (en) | 2006-05-24 | 2006-05-24 | Method and mobile terminal for limiting user to medium object operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610081504A CN1984482B (en) | 2006-05-24 | 2006-05-24 | Method and mobile terminal for limiting user to medium object operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1984482A true CN1984482A (en) | 2007-06-20 |
| CN1984482B CN1984482B (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200610081504A Active CN1984482B (en) | 2006-05-24 | 2006-05-24 | Method and mobile terminal for limiting user to medium object operation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102843283A (en) * | 2011-06-23 | 2012-12-26 | 中兴通讯股份有限公司 | Method and device for data forwarding protection |
| CN104112202A (en) * | 2013-12-09 | 2014-10-22 | 珠海优特电力科技股份有限公司 | Convenient dish transaction management method for correlation with convenient dish menu and transaction management system thereof |
| CN104113520A (en) * | 2013-12-09 | 2014-10-22 | 珠海优特电力科技股份有限公司 | Instanced digital menu management authorization method and server |
| CN104820861A (en) * | 2015-05-05 | 2015-08-05 | 珠海优特电力科技股份有限公司 | Control methods and system for consumption permission of digitalized cookbook |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1271875A1 (en) * | 2001-06-21 | 2003-01-02 | Koninklijke Philips Electronics N.V. | Device arranged for exchanging data, and method of manufacturing |
-
2006
- 2006-05-24 CN CN200610081504A patent/CN1984482B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102843283A (en) * | 2011-06-23 | 2012-12-26 | 中兴通讯股份有限公司 | Method and device for data forwarding protection |
| CN104112202A (en) * | 2013-12-09 | 2014-10-22 | 珠海优特电力科技股份有限公司 | Convenient dish transaction management method for correlation with convenient dish menu and transaction management system thereof |
| CN104113520A (en) * | 2013-12-09 | 2014-10-22 | 珠海优特电力科技股份有限公司 | Instanced digital menu management authorization method and server |
| CN104820861A (en) * | 2015-05-05 | 2015-08-05 | 珠海优特电力科技股份有限公司 | Control methods and system for consumption permission of digitalized cookbook |
| CN109740778A (en) * | 2015-05-05 | 2019-05-10 | 珠海优特智厨科技有限公司 | Digitize the control method and system of menu consumption rights |
| CN109740778B (en) * | 2015-05-05 | 2021-03-16 | 珠海优特智厨科技有限公司 | Control method and system for digital menu consumption authority |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1984482B (en) | 2010-05-12 |
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