CN102187641A - A method for delivering visit content and a device thereof - Google Patents
A method for delivering visit content and a device thereof Download PDFInfo
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- CN102187641A CN102187641A CN2011800004469A CN201180000446A CN102187641A CN 102187641 A CN102187641 A CN 102187641A CN 2011800004469 A CN2011800004469 A CN 2011800004469A CN 201180000446 A CN201180000446 A CN 201180000446A CN 102187641 A CN102187641 A CN 102187641A
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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Abstract
The invention provides a method for delivering visit content and a device thereof, which relate to communicational technical field. The method comprises the steps of receiving a visit request from a user terminal, acquiring visit content, ajusting the visit content according to feature information pre-acquired, and delivering adjusted content to the user terminal. The device includes a receiving module, which is used to receive the visit request from the use terminal; an acquiring module of visit content, which is used to acquire visit content according to the visit request; an adjusting module, which is used to adjust the visit content according to the feature information pre-required; and a delivering module, which is used to deliver the adjusted content to the user terminal.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of method and apparatus that transmits accessed content.
Background technology
Along with the fast development of computer technology, user terminal can obtain more contents and experience from network, as browsing page, watch video, big file download etc.CDN (Content Delivery Network, content distributing network) network is to increase the new network architecture of one deck in existing Internet, makes user terminal can obtain required accessed content nearby.
At present, the content that CDN will visit to this user terminal of user terminal transparent transmission, concrete: user terminal sends access request to CDN, and CDN is after the access to content request that receives the user terminal transmission, from Internet, obtain accessed content, and this accessed content is returned to user terminal.
But, when the accessed content that sends to user terminal as CDN and the setting of user terminal do not match, will cause user terminal can't normally receive or show described accessed content.
Summary of the invention
The embodiment of the invention provides a kind of method and apparatus that transmits accessed content, has realized that the accessed content of content distributing network transmission and the setting of user terminal are complementary.Described technical scheme is as follows:
A kind of method that transmits accessed content, described method comprises:
Receive the access request of user terminal;
Obtain accessed content according to described access request;
According to the characteristic information that obtains in advance described accessed content is adjusted adaptively, and the content that will adjust after adaptive sends to described user terminal.
The device that content-adaptive transmits in a kind of mobile broadband network, described device comprises: receiver module, accessed content acquisition module, adjustment adaptation module and sending module;
Described receiver module is used to receive the access request of user terminal;
Described accessed content acquisition module is used for obtaining accessed content according to described access request;
Described adjustment adaptation module is used for adjusting adaptive according to the characteristic information that obtains in advance to described accessed content;
Described sending module, the content that is used for adjusting after adaptive sends to described user terminal.
The embodiment of the invention is adaptive by according to the characteristic information that obtains described accessed content being adjusted, and will adjust the realization that content after adaptive sends to the technical scheme of described user terminal, and the feasible accessed content that returns and the setting of user terminal are complementary.
Description of drawings
Fig. 1 a is a kind of Organization Chart that the embodiment of the invention 1 provides;
Fig. 1 b is a kind of method that transmits accessed content that the embodiment of the invention 1 provides;
Fig. 2 is a kind of method that transmits accessed content that the embodiment of the invention 1 provides;
Fig. 3 is a kind of device that transmits accessed content that the embodiment of the invention 2 provides;
Fig. 4 is a kind of device that transmits accessed content that the embodiment of the invention 2 provides.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Embodiment 1
Embodiment 1 pairing network architecture diagram can be as shown in Figure 1a, network entity GGSN (Gateway GPRS Support Node, Gateway GPRS Support Node) or PCRF (Policy and Charging Rule Function, strategy and charging rule functions) can be to CDN (Content Delivery Network, content distributing network) content network functional entity CN-FE sends the characteristic information of user terminal, wherein, this characteristic information comprises at least one item in user profile, user terminal information and the user bandwidth information; The content that CDN will obtain this user terminal according to the characteristic information of user terminal is adjusted adaptive, satisfies the demand of user terminal; TCCF (Traffic Cache Control function, metadata cache controlled function) functional module is transmitted the access request of user terminal to CN-FE.
Referring to Fig. 1 b, the embodiment of the invention provides a kind of method that transmits accessed content, this method can be applied in as shown in Figure 1a the network architecture, the executive agent of this method comprises CDN or ICP (Internet Content Provider, Web content service provider) network entity of content network such as, the embodiment of the invention is not done qualification to this, present embodiment describes with the executive agent of CDN network entity as this method, comprises the steps:
Step 101: the access request that receives user terminal;
Step 102: obtain accessed content according to this access request;
Step 103: according to the characteristic information that obtains this accessed content is adjusted adaptively, and the content that will adjust after adaptive sends to described user terminal.
The embodiment of the invention is adaptive by according to the characteristic information that obtains described accessed content being adjusted, and will adjust the realization that content after adaptive sends to the technical scheme of described user terminal, and the feasible accessed content that returns and the setting of user terminal are complementary.
Below, introduce the method for above-mentioned transmission accessed content in conjunction with the accompanying drawings in detail, the executive agent of this method comprises the network entity of content networks such as CDN or ICP, the embodiment of the invention is not done qualification to this, present embodiment describes with the executive agent of CDN network entity as this method, referring to Fig. 2, the specific implementation step is as follows:
Step 201: obtain the characteristic information of user terminal, wherein, this characteristic information comprises at least one in user profile, user terminal information and the user bandwidth information; Wherein, user profile comprises user ID and User Status at least, and user terminal information comprises terminal type, resolution and player video format at least, and user bandwidth information comprises the user bandwidth size;
Need to prove that user ID is used for identifying subscriber terminal, for example, user ID 0001 respective user terminal 1 etc., User Status is meant that it still is off-state etc. that user terminal is in connected state; Can know resolution and the player video format that this terminal type is supported by terminal type.Wherein terminal type can represent that the terminal iidentification of terminal type identifies with being similar to 1,2 etc., and when being 1 as terminal iidentification, identifying this terminal is iphone etc.
Particularly, the content network functional entity CN-FE of CDN obtains MBB (Mobile Broadband, mobile broadband) network entity GGSN (Gateway GPRS Support Node, Gateway GPRS Support Node) or PCRF (Policy and Charging Rule Function, strategy and the charging rule functions) characteristic information of report of user terminal initiatively;
Perhaps, CN-FE issues the characteristic information request command to GGSN or PCRF, receives the response message of the characteristic information request command that GGSN or PCRF return, and comprises the characteristic information of user terminal in this response message;
Wherein, to the characteristic information of CN-FE report of user terminal, described first preset interface can human configuration, also can be existing communication port or newly-built communication port by first preset interface for GGSN; PCRF is by second default mouthful of characteristic information to CN-FE report of user terminal, and described second preset interface can human configuration, also can be existing communication port or newly-built communication port.
Need to prove that before this step, user terminal reports user profile and user terminal information the GGSN and the PCRF of MBB network when inserting the MBB network and carry out packet data protocol (PDP) activating; And GGSN and PCRF will decide through consultation user bandwidth information in carrying out strategic decision-making reciprocal process.
Step 202: the access request that receives user terminal;
Particularly, CN-FE receives the access request by the forwarding of MBB network TCCF (Traffic Cache Control function, metadata cache controlled function) functional module that is sent by the family terminal; Here, the TCCF functional module detects the access request of being sent by user terminal, and according to preset rules, determine whether detected access request is sent to CN-FE, this preset rules comprises the forwarding rule that predefined forwarding rule or detection of dynamic generate, for example, predefined forwarding rule is: will be transmitted to CN-FE to the access request of the website of visit seniority among brothers and sisters preceding ten, wherein, this TCCF can or independently realize in the TCCF equipment at GGSN, forthright DPI equipment, bypass DPI equipment;
Step 203: judge whether to preserve access request and require the content of visiting, if having, execution in step 205, if do not have, execution in step 204;
Step 204: send this access request to the internet source server, the content that the internet source server will be visited this access request sends to the CDN network entity, this CDN network entity is preserved the content that this access request requires to visit, and execution in step 205;
Step 205: the content that will visit access request according to the characteristic information that obtains is adjusted adaptive, makes it meet the setting of user terminal;
Particularly, the accessed content with user terminal is converted to the content that is complementary with user profile, user terminal information and user bandwidth information; At least comprise in the following mode:
1), when described characteristic information is user profile, to the control that conducts interviews of described accessed content, make it meet the state of described user terminal according to user profile;
Particularly, according to user profile, as user ID and User Status, to the user terminal control that conducts interviews; For example, the current user state of user ID and the pairing user terminal of this user ID is a connected state, be that the user conducts interviews to content, but,, preserve the visit breakpoint of user terminal because the user terminal broken string takes place to cause unusually network, so, when User Status becomes connected state again, can continue visit from the breakpoint of preserving to content, visit need not start anew.
2), when described characteristic information is user terminal information, adjust the attribute of adaptive described accessed content according to user terminal information, make it meet the setting of described user terminal;
Particularly, according to video format, the resolution of the automatic adaptive adjustment accessed content of wanting of the terminal type in the user terminal information, player video format and resolution, so that it meets customer requirements; For example, terminal type is iphone, can know that so this iphone does not support the flash video format, then will require the flash video of visit to be converted to the broadcast format that iphone equipment is supported, as: the avi form, and access request will be visited is a flash video, sends to user terminal after then needing flash video with this visit to be converted to the video of avi form, makes user terminal can successfully show this video; Again for example, the screen resolution of user terminal support is 480*320, is 1624*768 and access request requires to visit the resolution of picture; Then will require the resolution of the picture of visit to be adjusted into 480*320, afterwards, this picture be sent to user terminal, and make user terminal can successfully show this picture;
3), when described characteristic information is user bandwidth information, according to described user bandwidth information the transmission rate of described accessed content is adjusted adaptively, make it meet the bandwidth situation of described user terminal.
Particularly, according to user bandwidth information, accessed content is carried out adaptive processes, as video content being carried out the comprehensive adjustment transcoding of frame sign, frame rate, frame quality, adaptive user bandwidth situation, and the big file that will visit determined speed of download etc. according to user bandwidth; For example, user bandwidth information is 500Kbps, and the encoder bit rate of accessed content such as video content is 2Mbps, then is to issue user terminal behind the 500Kbps with the encoder bit rate transcoding of want accessed content, so that user terminal better receives, shows described accessed content;
In addition, need to prove, when the network bandwidth changes, when switching to incident such as 2G network as network congestion or from 3G network and taking place, PCRF distributing policy change user bandwidth, at this moment GGSN or PCRF need to send the user bandwidth lastest imformation to CN-FE, and CN-FE carries out the self adaptation transcoding according to up-to-date user bandwidth information to internet content to be handled, and reaches the adaptive process of adjusting according to network change.
Step 206: will send to user terminal through the content of matching treatment, and make user terminal obtain the content that is complementary with self form.
The beneficial effect of the technical scheme that the embodiment of the invention provides is: by adjusting adaptive according to the characteristic information that obtains to described accessed content, and will adjust the realization that content after adaptive sends to the technical scheme of described user terminal, the feasible accessed content that returns and the setting of user terminal are complementary, thereby make user terminal can show normally, play, and improved user experience accessed content.
Embodiment 2
Referring to Fig. 3, a kind of device 30 that transmits accessed content, this device used communication interface and internet and moving belt wide screen MBB to communicate, the network functional entity of content networks such as CDN described in the concrete and embodiment 1 or ICP, as CN-FE, corresponding, comprising: receiver module 301, accessed content acquisition module 302, adjustment adaptation module 303 and sending module 304;
Receiver module 301 is used to receive the access request of user terminal;
Accessed content acquisition module 302 is used for obtaining accessed content according to the access request that receiver module 301 receives;
Adjust adaptation module 303, be used for adjusting adaptive according to the accessed content that the characteristic information that obtains obtains accessed content acquisition module 302;
Sending module 304 is used for adjusting the content that obtains after adaptive and sending to described user terminal adjusting adaptation module 303.
The beneficial effect of the technical scheme that the embodiment of the invention provides is: the beneficial effect of the technical scheme that the embodiment of the invention provides is: by adjusting adaptive according to the characteristic information that obtains in advance to described accessed content, and will adjust the realization that content after adaptive sends to the technical scheme of described user terminal, make the accessed content that returns and the setting of user terminal be complementary.
Below, device to above-mentioned transmission accessed content is described in detail in conjunction with the accompanying drawings, this device used communication interface and internet and moving belt wide screen MBB to communicate, the network functional entity of content networks such as CDN described in the concrete and embodiment 1 or ICP, as CN-FE, corresponding, referring to Fig. 4, these device 40 usefulness communication interface and internet and moving belt wide screen MBB communicate, concrete corresponding with the content network functional entity CN-FE described in the embodiment 1, comprising: receiver module 401, accessed content acquisition module 402, adjust adaptation module 403 and sending module 404; Introduce the concrete function of each module below in detail:
Receiver module 401 is used to receive the access request that user terminal sends;
Particularly, receiver module 401 is used to receive that user terminal sends filters the access request that obtains according to preset rules by metadata cache control function module TCCF.
Here, the TCCF functional module detects the access request of being sent by user terminal, and the forwarding rule that generates according to predefined forwarding rule or detection of dynamic, determine whether detected access request is sent to receiver module 401, for example, predefined forwarding rule is: will be transmitted to receiver module 401 to the access request of the website of visit seniority among brothers and sisters preceding ten, wherein, this TCCF can or independently realize in the TCCF equipment at GGSN, forthright DPI equipment, bypass DPI equipment;
Accessed content acquisition module 402 is used for obtaining accessed content according to the access request that receiver module 401 receives;
Particularly, accessed content acquisition module 402 comprises:
Judging unit 4021 is used to judge whether to be cached with the accessed content that access request will be visited;
First performance element 4022 is used in the judged result of judging unit 4021 obtaining the accessed content of preservation when being;
Second performance element 4023 is used in the judged result of judging unit 4021 sending the order of the accessed content that obtains user terminal to Internet server, and preserving the accessed content of the user terminal that obtains for not the time.
Adjust adaptation module 403, be used for adjusting according to the accessed content that the characteristic information that obtains obtains accessed content acquisition module 402 adaptive, and the content that will adjust after adaptive sends to user terminal.
Particularly, adjustment adaptation module 403 comprises at least one in the following adjustment adaptation unit:
First adjusts adaptation unit 4031, when characteristic information is user profile, to the accessed content control that conducts interviews, makes it meet the state of described user terminal according to user profile;
Particularly, according to user profile, as user ID and User Status, to the user terminal control that conducts interviews; For example, the current user state of user ID and the pairing user terminal of this user ID is a connected state, be that the user conducts interviews to content, but,, preserve the visit breakpoint of user terminal because the user terminal broken string takes place to cause unusually network, so, when User Status becomes connected state again, can continue visit from the breakpoint of preserving to content, visit need not start anew.
Second adjusts adaptation unit 4032, when described characteristic information is user terminal information, is used for adjusting according to user terminal information the attribute of adaptive accessed content, makes it meet the setting of described user terminal;
Particularly, according to video format, the resolution of the automatic adaptive adjustment accessed content of wanting of terminal type, player video format and resolution in the user terminal information, so that it meets customer requirements; For example, terminal type is iphone, can know that so this iphone does not support the flash video format, then will require the flash video of visit to be converted to the broadcast format that iphone equipment is supported, as: the avi form, and access request will be visited is a flash video, sends to user terminal after then needing flash video with this visit to be converted to the video of avi form, makes user terminal can successfully show this video; Again for example, the screen resolution of user terminal support is 480*320, is 1624*768 and access request requires to visit the resolution of picture; Then will require the resolution of the picture of visit to be adjusted into 480*320, afterwards, this picture be sent to user terminal, and make user terminal can successfully show this picture;
The 3rd adjusts adaptation unit 4033, when characteristic information is user bandwidth information, is used for according to user bandwidth information the transmission rate of accessed content being adjusted adaptive, makes it meet the bandwidth situation of described user terminal.
Particularly, according to user bandwidth information, accessed content is carried out adaptive processes, as video content being carried out the comprehensive adjustment transcoding of frame sign, frame rate, frame quality, adaptive user bandwidth situation, and the big file that will visit determined speed of download etc. according to user bandwidth; For example, user bandwidth information is 500Kbps, and the encoder bit rate of accessed content such as video content is 2Mbps, then is to issue user terminal behind the 500Kbps with the encoder bit rate transcoding of want accessed content, so that user terminal better receives, shows described accessed content;
Sending module 404 is used for adjusting the content that obtains after adaptive and sending to user terminal adjusting adaptation module 403.
The device 40 of above-mentioned transmission accessed content also comprises:
First acquisition module 405 is used to obtain the characteristic information of the user terminal that mobile broadband network entity initiatively reports;
Perhaps, second acquisition module 406 is used for sending the characteristic information request command to mobile broadband network mobile entity, and receives the characteristic information of the user terminal that described mobile broadband network entity returns.
Wherein, described characteristic information comprises user profile, user terminal information and user bandwidth information, and user profile comprises user ID, User Status, and user terminal information comprises, terminal type, resolution, player video format etc.; Mobile broadband network mobile entity comprises GGSN (Gateway GPRS Support Node, Gateway GPRS Support Node) and PCRF (Policy and Charging Rule Function, strategy and charging rule functions);
The beneficial effect of the technical scheme that the embodiment of the invention provides is: the beneficial effect of the technical scheme that the embodiment of the invention provides is: by adjusting adaptive according to the characteristic information that obtains in advance to described accessed content, and will adjust the realization that content after adaptive sends to the technical scheme of described user terminal, the feasible accessed content that returns and the setting of user terminal are complementary, as with the player plays form of user terminal, resolution and user bandwidth etc. are complementary, thereby make user terminal can show normally to accessed content, play, and improved user experience.
The embodiment of the invention can utilize software to realize that corresponding software programs can be stored in the storage medium that can read, for example, and in the hard disk of computer, buffer memory or the CD.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method that transmits accessed content is characterized in that, described method comprises:
Receive the access request of user terminal;
Obtain accessed content according to described access request;
According to the characteristic information that obtains described accessed content is adjusted adaptively, and the content that will adjust after adaptive sends to described user terminal.
2. method according to claim 1 is characterized in that, described characteristic information according to acquisition is adjusted adaptive at least one that comprises in the following manner to described accessed content:
When described characteristic information is user profile, to the control that conducts interviews of described accessed content, make it meet the state of described user terminal according to described user profile;
When described characteristic information is user terminal information, adjust the attribute of adaptive described accessed content according to described user terminal information, make it meet the setting of described user terminal;
When described characteristic information is user bandwidth information, according to described user bandwidth information the transmission rate of described accessed content is adjusted adaptively, make it meet the bandwidth situation of described user terminal.
3. method according to claim 1 is characterized in that, the access request that described reception user terminal sends comprises:
Receive the access request that obtains after the filtering according to preset rules that user terminal sends by metadata cache control function module TCCF.
4. method according to claim 1 is characterized in that, describedly obtains accessed content according to described access request and comprises:
Judge whether to preserve the accessed content that described access request will be visited,, then obtain the accessed content of preservation if having; Perhaps
If no, send described access request to Internet server, and preserve the accessed content that described Internet server returns.
5. method according to claim 1 is characterized in that, described method also comprises:
Obtain the characteristic information of the user terminal that mobile broadband network entity initiatively reports;
Perhaps, send the characteristic information request command, and receive the characteristic information of the user terminal that described mobile broadband network entity returns to mobile broadband network mobile entity.
6. the device that content-adaptive transmits in the mobile broadband network is characterized in that described device comprises: receiver module, accessed content acquisition module, adjust adaptation module and sending module;
Described receiver module is used to receive the access request of user terminal;
Described accessed content acquisition module is used for obtaining accessed content according to described access request;
Described adjustment adaptation module is used for adjusting adaptive according to the characteristic information that obtains in advance to described accessed content;
Described sending module, the content that is used for adjusting after adaptive sends to described user terminal.
7. device according to claim 6 is characterized in that, at least one in the following adjustment adaptation unit of described adjustment adaptation module:
First adjusts adaptation unit, when described characteristic information is user profile, to the control that conducts interviews of described accessed content, makes it meet the state of described user terminal according to described user profile;
Second adjusts adaptation unit, when described characteristic information is user terminal information, is used for adjusting according to described user terminal information the attribute of adaptive described accessed content, makes it meet the setting of described user terminal;
The 3rd adjusts adaptation unit, when described characteristic information is user bandwidth information, is used for according to described user bandwidth information the transmission rate of described accessed content being adjusted adaptive, makes it meet the bandwidth situation of described user terminal.
8. device according to claim 6 is characterized in that, described receiver module: specifically be used to receive the access request that obtains after being filtered according to preset rules by metadata cache control function module TCCF that user terminal sends.
9. device according to claim 6 is characterized in that, described accessed content acquisition module comprises:
Judging unit is used to judge whether to preserve the accessed content that described access request will be visited;
First performance element is used in the judged result of described judging unit obtaining the accessed content of preservation when being; Perhaps
Second performance element is used in the judged result of described judging unit sending the order of the accessed content that obtains described user terminal to Internet server, and preserving the accessed content of the described user terminal that obtains for not the time.
10. device according to claim 6 is characterized in that, described device also comprises:
First acquisition module is used to obtain the characteristic information of the user terminal that mobile broadband network entity initiatively reports;
Perhaps, second acquisition module is used for sending the characteristic information request command to mobile broadband network mobile entity, and receives the characteristic information of the user terminal that described mobile broadband network entity returns.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2011/070275 WO2012094823A1 (en) | 2011-01-14 | 2011-01-14 | Method and device for transferring access contents |
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| CN102187641A true CN102187641A (en) | 2011-09-14 |
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| CN2011800004469A Pending CN102187641A (en) | 2011-01-14 | 2011-01-14 | A method for delivering visit content and a device thereof |
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| WO (1) | WO2012094823A1 (en) |
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| CN118509268A (en) * | 2024-07-22 | 2024-08-16 | 国网浙江省电力有限公司杭州供电公司 | Network security protection method, device, equipment and medium based on network port lock |
| CN118509268B (en) * | 2024-07-22 | 2024-09-27 | 国网浙江省电力有限公司杭州供电公司 | Network security protection method, device, equipment and medium based on network port lock |
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| WO2012094823A1 (en) | 2012-07-19 |
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