CN101369988A - Digital content delivery system and method thereof - Google Patents
Digital content delivery system and method thereof Download PDFInfo
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- CN101369988A CN101369988A CNA2008101303720A CN200810130372A CN101369988A CN 101369988 A CN101369988 A CN 101369988A CN A2008101303720 A CNA2008101303720 A CN A2008101303720A CN 200810130372 A CN200810130372 A CN 200810130372A CN 101369988 A CN101369988 A CN 101369988A
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Abstract
A digital content delivering system comprises a digital content-supplying service, a terminal device, a relay service, an account management service and a plurality of digital content management modules. The digital content management modules are respectively configured in the digital content-supplying service, the terminal device and the relay service for selectively login to the account management service, and for the interconnection among the digital content-supplying service, the terminal device and the relay service, wherein under the management of the account management service, the digital content-supplying service can receive a network position of the terminal device and bring forward interconnection demands from the account management service, and the digital content management modules of the terminal device can interconnect the digital content-supplying service in a direct mode or an indirect mode through the relay service to receive the digital content.
Description
Technical field
The present invention relates to a kind of digital content (service) delivery system and method thereof, digital content (service) delivery system and the method thereof of particularly a kind of use point to point network (peer-to-peer network).
Background technology
General along with the development of network infrastructure development and Portable storage facilities (for example the memory card on mobile phone, personal digital assistant, the notebook computer, dish) with oneself makes digital content/service that receiving digital contents/service supplier provided from network become trend.Multimedia file is to be stored in the media library of remote server in the distributed environment, and the user must obtain the link path of video signal, sound, image and literal by search platform and distributed arithmetic environment.Yet, limited at the network bandwidth but under the increasing situation of user network, network blockage often causes user's receiving digital contents/service smoothly.
(Content Delivery Network CDN) provides the distributed multimedia system scheme that can solve network blockage to internet content delivery network.Internet content delivery network is to utilize to increase the new network architecture of one deck in the internet, with content release such as the video signal of website, sound, images near user's network " edge " (being relay point), allow the user can obtain required content nearby and solve the situation that the internet stops up.
Yet, providing of this kind digital content/service is designed to client/service system architectural framework (client-server), the user must know the position of coming source server and set and can link with it and the exchanging of the information of carrying out under this framework, and the digital content delivery of single receiving terminal can't directly be provided by a plurality of distributed digital content/service providing servers simultaneously.In addition, this kind content delivery network need be set up a large amount of fixing relay points, can significantly increase the construction cost of network like this.
Moreover in the digital content of setting up at present/service delivery system, when user's terminal installation during by firewall restriction, digital content/service providing server often can't be interconnected with user's terminal installation.In sum, the user will receiving digital contents/service must can hinder the wish of its receiving digital contents/service through loaded down with trivial details setting for the user who is unfamiliar with this type of software operation from digital content/service supplier.
Summary of the invention
In sum, the invention provides a kind of digital content delivery system, it can reduce the construction cost of digital content delivery network so that user/digital content provider more easily with reception/delivery of digital content efficiently.
The invention provides a kind of digital content delivery method, it can be more easily and delivery of digital content efficiently.
The present invention proposes a kind of digital content delivery system, and it comprises that at least one digital content provides server, at least one terminal equipment, at least one Relay Server, an Account Administration server and a plurality of digital content management module.Digital content provides server to be connected to point to point network (peer-to-peer network) in order to digital content to be provided.Terminal equipment is connected to point to point network in order to receiving digital contents the server to be provided from digital content.Relay Server is connected to point to point network and optionally disposes in order to delivery of digital content between server and the terminal equipment to be provided in digital content.The Account Administration server is connected to point to point network and server, terminal equipment and Relay Server is provided and manages the network site that these digital contents provide server, terminal equipment and Relay Server in order to authenticate above-mentioned digital content.The digital content management module is configured in digital content respectively server is provided, terminal equipment, in the Relay Server in order to selectively to login to the Account Administration server, and in order to connect digital content providing server, terminal equipment and Relay Server, wherein digital content provide server can be from the Account Administration server network site of receiving terminal apparatus and the digital content management module of this terminal equipment can judge whether and can provide server directly interconnected with digital content, and can provide when judging that server is direct then directly to provide server interconnected with receiving digital contents with digital content when interconnected with digital content, and can't provide the direct Relay Server that then provides when interconnected of server to provide server interconnected with digital content indirectly with digital content when judgement with receiving digital contents via selectivity.
In one embodiment of the invention, above-mentioned digital content delivery system also comprises network address translation (Network Address Translation, NAT) device, it is connected, and (dynamic host configuration protocol, DHCP) mode is assigned the network site of terminal equipment with DHCP between terminal equipment and the point to point network.
In one embodiment of the invention, (UserDatagram Protocol, UDP) directly to provide server to carry out interconnected with digital content by User Datagram Protoco (UDP) for above-mentioned terminal equipment.
In one embodiment of the invention, (Transmission Control Protocol, it is interconnected TCP) to provide server to carry out indirectly via Relay Server and digital content by transmission control protocol for above-mentioned terminal equipment.
In one embodiment of the invention, above-mentioned digital content provides server to be to use file transfer protocol (FTP) (File Transfer Protocol) or comes delivery of digital content to give terminal equipment with the Data Transport Protocol (UDP-based Data Transfer Protocol) based on User Datagram Protoco (UDP).
In one embodiment of the invention, above-mentioned Account Administration server can provide server to propose to invite with delivery of digital content to digital content.
In one embodiment of the invention, above-mentioned terminal equipment can propose to invite with delivery of digital content to the Account Administration server.
In one embodiment of the invention, above-mentioned digital content provides server when being a plurality of, the digital content that a plurality of digital contents provide server to transmit terminal equipment simultaneously to be allowed.
In one embodiment of the invention, above-mentioned Account Administration server can store the receiving record of terminal equipment with the required digital content of analysing terminal equipment.
In one embodiment of the invention, above-mentioned digital content provides server to encrypt the digital content of being transmitted according to the identification code of terminal equipment.
In one embodiment of the invention, above-mentioned digital content provides server to transmit the receptible digital content format of this terminal equipment according to the identification code of terminal equipment.
In one embodiment of the invention, the USB flash disk that above-mentioned terminal equipment is personal computer, mobile phone, personal digital assistant, can connect network maybe can connect the portable hard drive of network.
The present invention proposes a kind of digital content delivery method, and the method is included on the terminal equipment combine digital content managing module to login to the Account Administration server.The method comprises that also the Account Administration server finishes after the authentication of logining to the network site of above-mentioned its terminal equipment of digital content management module request, and receives the network site of being transmitted with this digital content management module of storage.The method comprises that also the Account Administration server informs that with the network site of this digital content management module digital content provides server, and judge whether and to provide server directly interconnected with digital content by the digital content management module, wherein when judge can with digital content provide server direct when interconnected then directly therewith digital content to provide server to carry out interconnected, and when judgement can't with digital content provide the direct Relay Server that then provides via selectivity when interconnected of server indirectly therewith digital content to provide server to carry out interconnected.At last, after interconnected finishing, this digital content provides server can transmit digital content that this digital content management module allowed to this digital content management module, and wherein server and Relay Server are provided is to be connected with point to point network for digital content management module, Account Administration server, digital content.
In one embodiment of the invention, above-mentioned digital content delivery method comprises that also (User Datagram Protocol UDP) makes digital content provide server directly to carry out interconnected with the digital content management module by User Datagram Protoco (UDP).
In one embodiment of the invention, above-mentioned digital content delivery method comprises that also (Transmission Control Protocol TCP) makes digital content provide server to carry out interconnected via Relay Server and digital content management intermodule ground connection by transmission control protocol.
In one embodiment of the invention, above-mentioned digital content delivery method also comprises use file transfer protocol (FTP) (File Transfer Protocol) or comes delivery of digital content with the Data Transport Protocol (UDP-based Data Transfer Protocol) based on User Datagram Protoco (UDP).
In one embodiment of the invention, above-mentioned digital content delivery method also comprises by the Account Administration server provides server to propose to invite with delivery of digital content to digital content.
In one embodiment of the invention, above-mentioned digital content delivery method also comprises by the digital content management module and proposes to invite with delivery of digital content to the Account Administration server.
In one embodiment of the invention, when above-mentioned digital content provided server to provide server for a plurality of digital contents, above-mentioned digital content delivery method comprised that also transmitting a plurality of digital contents simultaneously provides the digital content that above-mentioned digital content management module is allowed in the server.
In one embodiment of the invention, above-mentioned digital content delivery method also is included in the receiving record of the above-mentioned digital content management module of storage in the Account Administration server to analyze the required digital content of this terminal equipment.
In one embodiment of the invention, above-mentioned digital content delivery method also comprises according to the identification code of the terminal equipment of carrying out above-mentioned digital content management module the digital content of being transmitted is encrypted.
In one embodiment of the invention, above-mentioned digital content delivery method also comprises according to the identification code of the terminal equipment of carrying out above-mentioned digital content management module and transmits the receptible digital content format of this terminal equipment.
The present invention by the central Account Administration of Account Administration server make on the point to point network terminal equipment optionally (optionally) as Relay Server, thus the server of digital content provider can be directly with different (Internet Protocol, IP) user's of the network segment terminal equipment carries out one to one or many-to-one digital information exchanges.
For above-mentioned feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
Fig. 1 is the structured flowchart of digital content delivery system of the present invention;
Fig. 2 is the flow chart of digital content delivery method of the present invention;
Fig. 3 is the schematic diagram of information flow in the digital content delivery process of the present invention;
Fig. 4 is the structured flowchart of the digital content delivery system of another embodiment of the present invention.
Among the figure: 100-digital content delivery system, 112,114-digital content provides server, 122,124-terminal equipment, 132,134-Relay Server, 150-Account Administration server, 160-point to point network (peer-to-peer network), 170-network address translation (Network Address Translation, NAT) device, the step that S201, S203, S205, S207, S209, S211, S213, S215, S217, S219, S221, S223, S225-digital content/service are sent.
Embodiment
Fig. 1 is the structured flowchart of digital content delivery system of the present invention.
Please refer to Fig. 1, digital content delivery system 100 comprises that digital content provides server 112 and 114, terminal equipment 122 and 124, Relay Server 132 and 134 and Account Administration server 150, and wherein these equipment and server are to be connected to each other by point to point network (peer-to-peer network) 160.In the present embodiment, digital content provides server 112 and 114, terminal equipment 122 and 124, Relay Server 132 and 134 and Account Administration server 150 be to be connected to each other by wired mode, yet in another embodiment of the present invention, digital content provides server 112 and 114, terminal equipment 122 and 124, Relay Server 132 and 134 and Account Administration server 150 also can be connected to each other by wireless mode, that is to say that point to point network (peer-to-peer network) 160 can be a cable environment in the present invention, wireless environment or its combination.
Specifically, digital content provide server 112 and 114, terminal equipment 122 and 124 and Relay Server 132 and 134 in dispose digital content management module 112a, 114a, 122a, 124a, 132a and 134a respectively.In the present embodiment, digital content provides server 112 and 114, terminal equipment 122 and 124 and Relay Server 132 and 134 can pass through digital content management module 112a respectively, 114a, 122a, 124a, 132a and 134a optionally login to Account Administration server 150, and pass through digital content management module 112a under the management of account number management server 150,114a, 122a, 124a, 132a and 134a make the digital content of decentralized configuration that server 112 and 114 are provided, terminal equipment 122 can carry out one to one or many-to-one digital content delivery with terminal equipment 124 and Relay Server 132 and 134.
In the present embodiment, digital content management module 112a, 114a, 122a, 124a, 132a and 134a realize with a software, it mainly is divided into operation interface and system bottom two parts, wherein operation interface is to design with " DHTML " and " JavaScript " two kinds of program languages, with function and management of buddy inventory and program related settings such as reception that digital content is provided, management, storage encryptions, system bottom then be with " C++ " program language design with provide point to point network interconnecting function and front-end operations interface required advance the rank service.Yet, it must be appreciated in another embodiment digital content management module 112a, 114a, 122a, 124a, 132a and 134a can also a hardware or a firmware realize.
Below will describe the structure and the function of each assembly in the digital content delivery system 100 respectively in detail.
Digital content provides server 112 and 114 to have the digital content data storehouse respectively, and it is in order to the store digital content.In the present embodiment, digital content provides server 112 and 114 to be distributed structure/architecture, and it can provide independently digital content/service in the different entities place, and the whether interconnected digital content/service that provides can at random be provided.
It can be any data server of the digital content managing module of configuration or the personal computer that meets hsrdware requirements that digital content provides server 112 and 114.Desiring to become digital content on the point to point network 160 when any data server of the digital content managing module of configuration or the personal computer that meets hsrdware requirements provides server so that digital content/service to be provided, and only needs thereon the combine digital content managing module and register to Account Administration server 150 to get final product.
For example, when providing digital content server 112 and 114 to be set at digital content on the point to point network 160, desire provide server so that digital content/service to be provided in the present embodiment, digital content provides digital content management module 112a on server 112 and 114 and 114a to be performed and logins to Account Administration server 150, digital content management module 112a and 114a can provide digital content the network site of server 112 and 114 to inform Account Administration server 150 and provide server to the Account Administration server 150 digital content providing servers 112 of registration and 114 for digital content, comprise Internet Protocol (Internet Protocol is IP) with port (port) in this network site.In other words, any data server on point to point network 160 or personal computer provide server as long as all can be used as digital content by the digital content management module.
Execute in the example at one of the present invention, digital content provides server 112 and 114 host-host protocols that provided to comprise file transfer protocol (FTP) (File Transfer Protocol, FTP) or with Data Transport Protocol (UDP-based Data Transfer Protocol based on User Datagram Protoco (UDP), UDT), wherein the UDT technology can make very huge data carry out quick and transmit, increases the reliability that express network transmits data at a distance, and then the data loss is reduced to minimum.
In addition, though be to implement in the present embodiment with 2 digital content providing servers 112 and 114, this also unrestricted the present invention.That is to say that the present invention can be applicable to any amount of digital content server is provided.
When user's desire provides server 112 and/or digital content that receiving digital contents or service are provided the server 114 by terminal equipment 122 from digital content, the user must carry out the digital content management module 122a that is configured on the terminal equipment 122 to login to Account Administration server 150, and digital content management module 122a can inform Account Administration server 150 with the network site at terminal equipment 122 places, and digital content management module 122a can inform Account Administration server 150 with the digital content/service of allow reception simultaneously.Afterwards, Account Administration server 150 can inform that digital content provides server 112 and/or 114 with the network site at terminal equipment 122 places, so that digital content provides server 112 and/or 114 to carry out one to one or the many-to-one interconnected delivery of digital content/service that comes to the digital content management module 122a of terminal equipment 122 request.That is to say, digital content provide server 112 and/or 114 one to one the digital content that allowed of mutual contact mode delivery of digital content administration module 122a to terminal equipment 122, perhaps digital content provide server 112 and/or 114 can the many-one mode simultaneously the digital content that allowed of delivery of digital content administration module 122a to terminal equipment 122.
What deserves to be mentioned is, in the present embodiment since terminal equipment 122 must login to Account Administration server 150 and could provide receiving digital contents server 112 and/or 114 by digital content management module 122a from digital content.Therefore, in another embodiment, digital content provides server 112 and 114 digital contents that can further pass tendency to develop according to the identification code of terminal equipment 122 to carry out encipherment protection, to prevent unauthorized persons illegal access digital content.
In addition, digital content provides server 112 and 114 further can transmit 122 receptible digital content formats of terminal equipment according to the identification code of terminal equipment 122 in another embodiment, so that the digital content that the digital content management module 122a of terminal equipment 122 receives and manages can be play on terminal equipment 122 normally.
What deserves to be mentioned is, the terminal equipment 122 that is delivered in of digital content is logined to the Account Administration server 150 and can initiatively be invited digital content to provide server 112 and/or digital content to provide server 114 to carry out the transmission of digital content/service for terminal equipment 122 by Account Administration server 150 in the present embodiment, in addition in another embodiment Account Administration server 150 also can just to invite digital content to provide server 112 and/or digital content that server 114 is provided passively after terminal equipment 122 claims be the transmission that terminal equipment 122 carries out digital content/service.
In embodiments of the present invention, terminal equipment 122 and 124 is the USB flash disks (PenDrive) that can be connected to network.That is to say, when the user carries out digital content management module 122a and 124a on USB flash disk 122 and 124, perhaps when digital content management module 122a with the operating system that has the network interconnection on 124a is connected after automatically performing, digital content/service provider's digital content provides server can provide USB flash disk 122 and 124 to allow the digital content that receives/serve to USB flash disk 122 and 124 to store and broadcast actively or passively.Yet, the invention is not restricted to this, terminal equipment 122 and 124 can also be memory card and the portable hard drive (Portable Hard drive) that personal computer, mobile phone, personal digital assistant maybe can be connected network in another embodiment.
Because terminal equipment 122 has the setting fire compartment wall during point to point network 160 with 124 on being connected, thus may cause terminal equipment 122 and 124 and digital content provide server 112 and digital content to provide can't be directly interconnected between the server 114.Thus, Relay Server 132 and 134 design in order to provide in digital content server 112 and 114 and terminal equipment 122 and 124 between delivery of digital content.The structure of Relay Server 132 and function are same as Relay Server 134, will be that example describes with Relay Server 132 below, and wherein suppose relay server 132 is positioned near the terminal equipment 122.
Specifically, can't directly carry out when interconnected with terminal equipment 122 success when digital content provides server 112 and/or 114, Relay Server 140 can be as the relay point of both sides' digital content delivery.That is to say, when terminal equipment 122 can't pass through User Datagram Protoco (UDP) (User Datagram Protocol, UDP) directly provide server 112 and/or 114 to carry out one to one or many-one when interconnected with digital content, then terminal equipment 122 can by transmission control protocol (Transmission Control Protocol, TCP) provide server 112 and/or 114 to carry out one to one via Relay Server 132 and digital content or many-one interconnected.Thus, in the present embodiment, terminal equipment 122 and 124 and digital content provide server 112 and digital content that the digital content management software that being interconnected between the server 114 disposed is provided coordination under automatically find can be interconnected mode, therefore can promote the interconnected convenience of user, and avoid loaded down with trivial details setting.
In the present embodiment, Relay Server 132 and 134 can be any server host or the personal computer of the digital content managing module of configuration.When any server of the digital content managing module of configuration or the personal computer that meets hsrdware requirements desire to become Relay Server on the point to point network 160 with relaying digital content/service, only need thereon the combine digital content managing module and register to get final product to Account Administration server 150.
For example, in the present embodiment, desire is set at Relay Server on the point to point network 160 with Relay Server 132, and the digital content management module 132a on the Relay Server 132 can be performed to login to Account Administration server 150, digital content management module 132a and the network site of Relay Server 132 can be informed Account Administration server 150 and be Relay Server to Account Administration server 150 registration Relay Servers 132.In other words, any server on point to point network 160 or personal computer are as long as all can be used as Relay Server by the digital content management module.For example, the terminal equipment 122 of present embodiment and 124 also can be by optionally as the Relay Server of other terminal equipment in receiving digital contents/service.
Thus, need not in the present embodiment that (Content DeliveryNetwork lays fixing relay point CDN) in a large number, so the construction cost of the digital content delivery system 100 of present embodiment is understood relatively low with complexity as traditional internet content delivery network.
In addition, in the present embodiment, though be to implement with 2 Relay Servers 132 and 134, this also unrestricted the present invention.That is to say that the present invention can be applicable to any amount of Relay Server.
The service that Account Administration server 150 is provided comprises application and sets up user's account number, user's login authentication and nullify function and storage, modification and passback user relevant information (for example, the IP of the affiliated Relay Server of data read record, user's title, the external IP of logining time, buddy list, user and user etc.).
In another embodiment, the receiving record that Account Administration server 150 further can store terminal equipment 122 and 124 (promptly, the record of past receiving digital contents/service) with analysing terminal equipment 122 and 124 hobbies and required digital contents, as after terminal equipment 122 and 124 can provide terminal equipment 122 and 124 required digital content/services on one's own initiative when logining once more to Account Administration server 150.
What deserves to be mentioned is, in another embodiment, the function of Account Administration server 150 can act on above-mentioned digital content and provide in server 112 or 114, provides server 112 or 114 to carry out the function of above-mentioned Account Administration server by digital content.
In the present embodiment, Account Administration server 150 is to design and the MySQL database of arranging in pairs or groups is set up on the Linux platform with " PHP " program, wherein Account Administration server 150 can provide the digital content management module 122a that the system program interface allows terminal equipment 122 (eXtensible Markup Language-Remote Procedure Call XML-RPC) calls out required service by XML (extensible Markup Language)-remote procedure call protocol.Yet, it must be appreciated this and unrestricted the present invention, under the situation of spirit of the present invention, Account Administration server 150 can other program language and database set up.
In another embodiment, digital content delivery system 100 can further comprise network address translation (Network Address Translation, NAT) installed for 170 (as shown in Figure 4), its be connected terminal equipment 122 and/or 124 and point to point network 160 between (dynamic host configuration protocol, DHCP) mode is assigned the network site of terminal equipment 122 and/or 124 with DHCP.Generally in order to reduce IPv4 address consumption rate, NAT is widely used on server, fire compartment wall or the router.Because NAT device 170 is the network sites (being IP and port) of assigning terminal equipment 122 and/or 124 with dynamical fashion, thus terminal equipment 122 and/or 124 be hidden in not only be difficult to identification behind the NAT device 170 and when terminal equipment 122 and/or 124 is interconnected again the network site may change.Thus, the digital content of present embodiment provide server 112 and 114 can by a dynamic network address transition pass through (Dynamic NAT Traversal) technology and terminal equipment 122 and/or 124 interconnected.
Dynamic network address transition crossing technology provides flow/stream transmission service and replaces between IP network, and (for example make one or more common networks, point to point network 160) device in (for example, digital content provides server 112 and 114) can be interconnected to the device (for example, terminal equipment 122 and 124) in the private network (network that NAT device 170 is constituted).Particularly, in this embodiment owing to be to use dynamic network address transition crossing technology,, can keep interconnected communication and do not interrupt therefore as user's (being terminal equipment 122 and 124) during in different segment or network state change.
In sum, the digital content delivery system 100 of present embodiment can make the digital content/ISP of dispersion and the terminal equipment of the different IP network segment carry out one to one on one's own initiative or many-to-one digital information transmission under central Account Administration.Below cooperate Fig. 2 and Fig. 3 to describe the step of above-mentioned digital content delivery system 100 combine digital delivery of content in detail.
The flow chart of Fig. 2 digital content delivery method of the present invention, the schematic diagram of information flow in Fig. 3 digital content delivery process of the present invention.To login below that to come receiving digital contents/serve to Account Administration server 150 be that example describes with terminal equipment 122.
Please refer to Fig. 2 and Fig. 3, at first in step S201, login to Account Administration server 150 by combine digital content managing module 122a on terminal equipment 122.Especially, the digital content management module 122a of terminal equipment 122 is that (Hypertext Transmission Protocol HTTP) is sent to Account Administration server 150 and logins with request by Hypertext Transport Protocol with XML-RPC with user account number and password.
Then, Account Administration server 150 can carry out the login authentication of digital content management module 122a in step S203.If during Account Administration server 150 authentication successs, then Account Administration server 150 can be to the network site of digital content management module 122a requesting terminal equipment 122 (being IP and port) in step S205 in step S203.
If in step S203 during Account Administration server 150 authentification failures, then in step S225, can transmit the digital content management module 122a that terminal equipment 122 is given in error message, and this flow process can finish and not delivery of digital content/service to terminal equipment 122.That is to say that native system prevents unauthorized persons illegal access digital content thus for checking user's the identity earlier that provides of digital content/service.
Then, notify demand for interconnection with digital content management module 122a after the invitation that digital content provides server 112 and/or 114 can receive Account Administration server 150 in step S213.
Can to judge whether to provide server 112 and/or 114 directly to set up by UDP and digital content interconnected for terminal equipment 122 in step S215, if in step S215, judge when can be by UDP interconnected, can select in step S217 then to come that to provide server 112 and/or 114 directly to set up interconnected with digital content with UDP.If in step S215, judge when can't be by UDP interconnected, then in step S219, can select by TCP and to provide server 112 and/or 114 to set up via Relay Server 132 and digital content interconnected.Especially, set up indirectly when interconnected by Relay Server 132, provide relay services after the network site that the digital content management module 132a of Relay Server 132 can storage facilities terminal 130 is convenient at needs.
After interconnected foundation was finished, the digital content management module 122a of terminal equipment 122 can transmit affirmation (acknowledge) information to provide server 112 and/or 114 to confirm to digital content interconnected in step S221.In other words, be exactly to transmit confirmation with direct mode or indirect mode according to the judgement of step S215.
Afterwards, digital content can bring into use FTP or UDT to carry out the transmission of digital content/service after providing server 112 and/or 114 to receive the confirmation information number in step S223, just digital content/service is passed to digital content management module 122a.
What deserves to be mentioned is; because the digital content management module 122a of terminal equipment 122 logins checking by account number server 150 earlier; therefore in another embodiment; digital content provided server 112 and/or the 114 digital content/services that tendency to develop can be passed to encrypt according to the identification code of terminal equipment 122 before the step of digital content delivery can further be included in delivery of digital content/service, to protect the digital content/service of being transmitted.In addition, in another embodiment of the present invention, the step of digital content delivery can further comprise by digital content provides server 112 and/or 114 identification codes according to terminal equipment 122 to transmit terminal equipment 122 acceptable digital content formats, and the digital content/service of being transmitted to avoid can't be play on terminal equipment 122.
In another embodiment of the present invention, the step of above-mentioned digital content delivery can further comprise the receiving record that stores terminal equipments 122 by Account Administration server 150 with 122 hobby or the required digital content/services of analysing terminal equipment, with as the follow-up reference that digital content/service is provided.
In sum, digital content of the present invention/service delivery system verifies user's (being terminal equipment) of desire receiving digital contents/service by the account number server and obtains the network site at user place, and digital content/service provider's (being that digital content provides server) can learn that user's correct network site then carries out digital information with the user and exchange thus.
In addition, be by on point to point network, choosing at random Relay Server, therefore can reducing the cost of setting up of digital content/service delivery network in the present invention.Moreover can avoid the user to set because of fire compartment wall by the transmission of Relay Server in the present invention can't receiving digital contents/service, and can avoid causing because of network blockage the delay of digital content/service transmission by the transmission of Relay Server.
Though the present invention has disclosed above-mentioned preferred embodiment; but it is not in order to limit the present invention; have in the technical field under any and know the knowledgeable usually; without departing from the spirit and scope of the invention; when can doing a little change and modification, so protection scope of the present invention is when looking appended being as the criterion that claim defined.
Claims (22)
1. digital content delivery system is characterized in that it comprises:
At least one digital content provides server, is connected to a bit spot net in order to digital content to be provided;
At least one terminal equipment is connected to described point to point network and receives these digital contents the server in order to provide from described at least one digital content;
At least one Relay Server is connected to described point to point network and also optionally disposes in order to these digital contents of transmission between server and the described at least one terminal equipment to be provided in described at least one digital content;
One Account Administration server, being connected to described point to point network provides server, described at least one terminal equipment and described at least one Relay Server and manages the network site that described at least one digital content provides server, described at least one terminal equipment and described at least one Relay Server in order to authenticate described at least one digital content; And
A plurality of digital content management modules, being configured in described at least one digital content respectively provides in server, described at least one terminal equipment, the described at least one Relay Server in order to optionally to login to described Account Administration server, and provide interconnected between server, described at least one terminal equipment and the described at least one Relay Server in order to carry out described at least one digital content
The network site that wherein said at least one digital content provides server can receive described at least one terminal equipment from described Account Administration server,
Wherein can provide digital content management module that server directly sets up described at least one terminal device when interconnected can be directly to provide server interconnected receiving these digital contents with described at least one digital content with described at least one digital content when the digital content management module of described at least one terminal device, and can't provide server to set up directly that the digital content management module of described at least one terminal device can provide server interconnected to receive these digital contents with described at least one digital content via the described at least one Relay Server that selectively provides indirectly when interconnected with described at least one digital content when the digital content management module of described at least one terminal device.
2. digital content delivery system as claimed in claim 1, it is characterized in that, also comprise a network address conversion device, be connected the network site of assigning described at least one terminal equipment between described at least one terminal equipment and the described point to point network in a DHCP mode.
3. digital content delivery system as claimed in claim 1 is characterized in that, directly to provide server to carry out interconnected with described at least one digital content by User Datagram Protoco (UDP) for wherein said at least one terminal equipment.
4. digital content delivery system as claimed in claim 1 is characterized in that, to provide server to carry out interconnected with described at least one digital content indirectly via described at least one Relay Server by transmission control protocol for wherein said at least one terminal equipment.
5. digital content delivery system as claimed in claim 1, it is characterized in that wherein said at least one digital content provides server to be to use file transfer protocol (FTP) or transmits these digital contents to described at least one terminal equipment with the Data Transport Protocol based on User Datagram Protoco (UDP).
6. digital content delivery system as claimed in claim 1 is characterized in that, wherein said Account Administration server can provide server to propose to invite to transmit these digital contents to described at least one digital content.
7. digital content delivery system as claimed in claim 1 is characterized in that, wherein said at least one terminal equipment can propose to invite to transmit these digital contents to described Account Administration server.
8. digital content delivery system as claimed in claim 1, it is characterized in that, when wherein said at least one digital content provides server to provide server for a plurality of digital contents, these digital contents that these digital contents provide server to transmit described at least one terminal equipment simultaneously to be allowed.
9. digital content delivery system as claimed in claim 1 is characterized in that, wherein said Account Administration server can store the receiving record of described at least one terminal equipment to analyze the required digital content of described at least one terminal equipment.
10. digital content delivery system as claimed in claim 1 is characterized in that, wherein said at least one digital content provides server to encrypt these digital contents of being transmitted according to the identification code of described at least one terminal equipment.
11. digital content delivery system as claimed in claim 1 is characterized in that, wherein said at least one digital content provides server to transmit the receptible digital content format of described at least one terminal equipment according to the identification code of described at least one terminal equipment.
12. digital content delivery system as claimed in claim 1 is characterized in that, wherein said at least one terminal equipment is personal computer, mobile phone, personal digital assistant, can connect the USB flash disk of network and can connect the portable hard drive of network.
13. a digital content delivery method is characterized in that it comprises:
On a terminal equipment, carry out a digital content management module to login to an Account Administration server;
Described Account Administration server is finished after the described authentication of logining the network site to the described terminal equipment of described digital content management module request;
Described Account Administration server receives and stores the network site that described digital content management module is transmitted;
Described Account Administration server informs that at least one digital content provides the network site of the described digital content management module of server;
Described digital content management module judges whether can to provide server to carry out directly interconnected with described at least one digital content;
Judging when described digital content management module can to provide server to carry out direct when interconnected with described at least one digital content, described digital content management module can be directly to provide server to carry out interconnected with described at least one digital content;
Judging when described digital content management module can't to provide server to carry out direct when interconnected with described at least one digital content, and to provide server to carry out interconnected with described at least one digital content indirectly at least one Relay Server that described digital content management module can provide via selectivity; And
Described at least one digital content provides server to transmit digital content that described digital content management module allowed to described digital content management module,
It is with some spot net to be connected with described at least one Relay Server that wherein said digital content management module, described Account Administration server, described at least one digital content provide server.
14. digital content delivery method as claimed in claim 13 is characterized in that, also comprises by User Datagram Protoco (UDP) making described at least one digital content provide server directly directly to carry out interconnected with described digital content management module.
15. digital content delivery method as claimed in claim 13, it is characterized in that, also comprise by transmission control protocol making described at least one digital content provide server to carry out interconnected via described at least one Relay Server and described digital content management intermodule ground connection.
16. digital content delivery method as claimed in claim 13 is characterized in that, also comprises using file transfer protocol (FTP) or transmitting these digital contents with the Data Transport Protocol based on User Datagram Protoco (UDP).
17. digital content delivery method as claimed in claim 13 is characterized in that, also comprising by described Account Administration server provides server to propose to invite to transmit these digital contents to described at least one digital content.
18. digital content delivery method as claimed in claim 13 is characterized in that, also comprises by described digital content management module proposing to invite to transmit these digital contents to described Account Administration server.
19. digital content delivery method as claimed in claim 13, it is characterized in that, when wherein said at least one digital content provides server to provide server for a plurality of digital contents, transmit these digital contents simultaneously these digital contents that module is allowed of digital content management described in the server are provided.
20. digital content delivery method as claimed in claim 13 is characterized in that, the receiving record that also is included in the described digital content management module of storage in the described Account Administration server is to analyze the required digital content of described terminal equipment.
21. digital content delivery method as claimed in claim 13 is characterized in that, also comprises according to the identification code of the terminal equipment of carrying out described digital content management module these digital contents of being transmitted are encrypted.
22. digital content delivery method as claimed in claim 13 is characterized in that, also comprises according to the identification code of the terminal equipment of carrying out described digital content management module transmitting the receptible digital content format of described terminal equipment.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US95582007P | 2007-08-14 | 2007-08-14 | |
| US60/955,820 | 2007-08-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101369988A true CN101369988A (en) | 2009-02-18 |
Family
ID=40413616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101303720A Pending CN101369988A (en) | 2007-08-14 | 2008-07-11 | Digital content delivery system and method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101369988A (en) |
| TW (1) | TW200908655A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102801759A (en) * | 2011-05-25 | 2012-11-28 | 台达电子工业股份有限公司 | Digital rights management system and method for protecting digital content |
| CN103414800A (en) * | 2013-08-13 | 2013-11-27 | 南京师范大学 | Allocation and selection method and system of distributed relay servers in NAT traversal |
| CN103843307A (en) * | 2011-09-30 | 2014-06-04 | 交互数字专利控股公司 | Method and apparatus for managing content storage subsystems in communications network |
| CN106453464A (en) * | 2015-08-07 | 2017-02-22 | 广达电脑股份有限公司 | Data sharing system and method thereof |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI411281B (en) * | 2010-01-29 | 2013-10-01 | Univ Nat Taiwan Science Tech | System and method for protecting data with a capacity for authentication |
| TWI483122B (en) * | 2013-03-11 | 2015-05-01 | Hon Hai Prec Ind Co Ltd | Network device discovery system and method |
| TWI510063B (en) | 2013-10-30 | 2015-11-21 | Vivotek Inc | Media stream providing device and method for connecting thereto, media streaming system, and computer-readable medium |
-
2008
- 2008-06-06 TW TW97121266A patent/TW200908655A/en unknown
- 2008-07-11 CN CNA2008101303720A patent/CN101369988A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102801759A (en) * | 2011-05-25 | 2012-11-28 | 台达电子工业股份有限公司 | Digital rights management system and method for protecting digital content |
| CN103843307A (en) * | 2011-09-30 | 2014-06-04 | 交互数字专利控股公司 | Method and apparatus for managing content storage subsystems in communications network |
| CN103414800A (en) * | 2013-08-13 | 2013-11-27 | 南京师范大学 | Allocation and selection method and system of distributed relay servers in NAT traversal |
| CN103414800B (en) * | 2013-08-13 | 2016-08-31 | 南京师范大学 | A kind of NAT passes through the distribution of middle distributed relay server and system of selection and system |
| CN106453464A (en) * | 2015-08-07 | 2017-02-22 | 广达电脑股份有限公司 | Data sharing system and method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200908655A (en) | 2009-02-16 |
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