KR20110138537A - Contents service system and method - Google Patents

Abstract

PURPOSE: A content service system and method thereof are provided to enable a user to effectively use network resources by transmitting download target content according to an optimized transmission method. CONSTITUTION: A terminal apparatus(100) extracts a lower content from whole content which constitutes download target content. The terminal apparatus requests a download service by classifying the lower content through a network which is currently connected with the terminal. A service server(200) downloads the lower content to the terminal apparatus.

Description

Contents Service System and Method

The present invention relates to a content service system and method, and in particular, when downloading content to a terminal device capable of communicating through various networks, the lower content constituting the content to be downloaded is transmitted using a suitable network and transmission scheme according to attributes. It relates to a content service system and a method for enabling.

Today, with the rapid development of communication technology, various content services are provided not only through wired Internet networks, but also through mobile communication networks such as 3G and wireless Internet networks such as WiBro, WiMax, and Wi-Fi. Is being provided.

Recently, a push service for transmitting content desired by a user to the user has been in the spotlight as one of content services.

The push service generally refers to a service that downloads and updates contents whose contents are frequently updated, such as advertisements, news, weather, fashion, or broadcast information, regularly or whenever there is a change in contents.

The push service is a mainstream service method of downloading and transmitting contents to a terminal device through a Wi-Fi network or a mobile communication network in consideration of the mobility of the terminal device.

Wi-Fi allows the device to connect to the Internet through a Wi-Fi access point and use the Internet for free without charge or subscriber authentication, while providing a wide data transmission bandwidth, while the device and the Wi-Fi router (Access Point) A wireless Internet standard that provides Internet connectivity only within areas where communication is possible.

Accordingly, in the content service method through the Wi-Fi network, when the terminal device that has downloaded the content is out of the communication area with the Wi-Fi router, the internet connection of the terminal device may be interrupted and the content downloaded from the terminal device may be lost. In addition, since the terminal device downloads the content without a separate encryption process due to the direct connection between the terminal device and the Internet, the security is weak and the risk of hacking is low.

On the other hand, the content service method through the mobile communication network prevents the loss of the downloaded content and provides security by supporting the mobility of the terminal device, but since the content download is performed only within limited network resources, In case of downloading, it may affect the communication quality of other terminal devices that use the same network resources together, and due to the user burden on the charges charged when using the network resources, it is inadequate in serving large contents.

That is, the conventional content service method downloads and transmits the entire content through a designated network such as a mobile communication network or a Wi-Fi network. Therefore, when the network for the content service is designated as the mobile communication network, various contents constituting the content are used. Even if there is a large amount of insignificant sub contents among sub contents (for example, text file, photo file, and video file), the entire contents must be serviced through the mobile communication network, which consumes network resources and excessive communication costs. On the other hand, if the content service network is designated as a Wi-Fi network, even if there is a significant sub-content among the various sub-contents constituting the content, the entire content is transferred through the Wi-Fi network. Since it must be serviced, there is a problem that is extremely inefficient in serving the content, such as loss of important data files while downloading the content.

The present invention has been made to solve the above-described problems, when downloading the content to the terminal device that can communicate through a variety of networks, the network and transmission method suitable for the lower content constituting the download target content according to the attribute It is an object of the present invention to provide a content service system and method that can be used to transmit.

According to an embodiment of the present invention, a content service system according to an embodiment of the present invention detects updated or newly added lower content among lower contents constituting the target content to be downloaded, and currently detects among lower detected contents. A terminal device which selects and downloads lower content supporting the download through a network connected to the communication device; Preferably, the terminal apparatus includes a service server for downloading the lower content received from the terminal device to the terminal device and downloading the lower content to be downloaded through the download support network designated for the lower content to be downloaded.

Here, the terminal device includes a content storage unit for storing content configured to include at least one lower content; A content feature storage unit for storing feature information of content stored in the content storage unit; As the communication session is connected with the service server, the service server receives the feature information of the content from the service server, updates the information stored in the content feature storage unit, downloads lower content from the service server, and then stores the content stored in the content storage unit. An update management unit to update the; A content detection unit which checks feature information of the content stored in the content feature storage unit and detects the low content content whose property has been updated or newly added among the low content contents of the content which is updated by the update manager to download the content; ; Content selection that identifies the feature information of the content stored in the content feature storage unit, selects the lower content supporting download through the network currently connected through the lower content detected by the content detection unit, and designates the downloadable lower content. Wealth; A download list providing unit for transmitting the list of downloadable lower contents to the service server; It is preferable to include a network detection unit for detecting a network that can be connected to the communication connection to provide a detection result to the content selection unit.

The service server may include: a download target content storage unit configured to store content including at least one lower content; A download target content feature storage unit for storing feature information of content stored in the download target content storage unit; A download target content feature providing unit which transmits feature information of content stored in the download target content feature storage unit to the terminal device as a communication session is connected to the terminal device; When the list of downloadable lower contents is received from the terminal device, the lower contents corresponding to the received list of downloadable lower contents are extracted from the lower contents constituting the contents stored in the download target content storage unit and the terminal is extracted. A download providing unit which downloads and transmits a download supporting network of the lower content corresponding to the list of the downloadable lower contents through a search of the download target content feature storage unit and downloads the downloaded supporting network through the identified download supporting network; It is preferable to make it.

On the other hand, the content service method according to an embodiment of the present invention, the step of requesting service execution from the service server to the terminal device; Determining whether it is appropriate to execute a service in the terminal device according to a request of the service server, and if the determination result is appropriate, performing a communication session connection procedure with the service server; Providing and updating characteristic information of content from the service server to the terminal device as a communication session between the service server and the terminal device is connected; As the feature information of the content is updated in the terminal device, among the lower contents constituting the updated content, the lower content that needs to be downloaded is detected, and among the detected lower contents, the download through the network currently connected to communication is performed. Selecting the supporting lower content to designate the downloadable lower content; Preferably, the service server downloads and transmits the downloadable lower content to the terminal device, and downloads and transmits the downloadable lower content through the download support network designated in the downloadable lower content.

According to the content service system and method according to the present invention, when downloading the content to the terminal device that can communicate through a variety of networks, by transmitting the lower content constituting the download target content using a suitable network and transmission method according to the attribute In addition, it is possible to efficiently use network resources when downloading content, reduce communication costs, and ensure reliability to effectively provide content services.

1 is a block diagram schematically showing the configuration of a content service system according to an embodiment of the present invention.
FIG. 2 is a block diagram schematically illustrating a configuration of a terminal device in FIG. 1. FIG.
3 is a block diagram schematically showing the configuration of a service server in FIG.
4 is a flowchart sequentially showing a content service method according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail with respect to the content service system and method according to a preferred embodiment of the present invention.

Referring to FIG. 1, a content service system according to an exemplary embodiment of the present invention includes a terminal device 100 and a service server 200. The terminal device 100 and the service server 200 are each equipped with a multi-communication device for communication by connecting to the mobile communication network 300 and the wired / wireless internet network 400, and the mobile communication network 300 and Data communication is possible via the wired / wireless internet network 400.

In this case, the terminal apparatus 100 detects the lower content whose attributes are updated among the lower contents constituting the content whose characteristic information is updated as the characteristic information of the content is updated by the service server 200. Among the detected lower contents, the lower contents supporting the download through the network connected to the current communication are selected and downloaded to the service server 200 to download the lower contents constituting the contents that need to be downloaded from the service server 200. .

As illustrated in FIG. 2, the terminal device 100 includes a content storage unit 102 and a content storage unit 102 that store content configured to include at least one lower content from the service server 200. Content feature storage unit 104 that stores the feature information of the content stored in the server, and as the communication session is connected to the service server 200 receives the feature information of the content to be downloaded from the service server 200 content features An update management unit 106 for updating the information stored in the storage unit 104, downloading the lower content from the service server 200, and updating the content stored in the content storage unit 102, and the content feature storage unit 104. Sub-contents constituting content that is updated by the update management unit 106 by checking the feature information of the content stored in The content detector 108 detects sub-content whose attributes have been updated or newly added, and the feature information of the content stored in the content feature storage unit 104 to check the current feature among the sub-contents detected by the content detector 108. The content selection unit 110 selects the lower content supporting the download through the network connected to the communication and designates the downloadable lower content, and the list of the downloadable lower content designated through the content selection unit 110. It includes a download list providing unit 112 for transmitting to the network, and a network detection unit 114 for detecting the network that can be connected to the current communication and provides information on the detection result to the content selection unit 110.

Here, the feature information of the content stored in the content feature storage unit 104 and the feature information of the download target content provided from the service server 200 include attribute information for each lower content constituting the content. For example, the feature information of the content stored in the content feature storage unit 104 and the feature information of the download target content provided from the service server 200 are matched with at least one or more lower content identification information. For example, it is preferable that attribute information such as download support network type, data size, version, hash value, and required download need be matched for each matched lower content identification information. In this case, the hash value may be used to identify the lower content or to determine whether the lower content is modified. In addition, whether the required download is required is preferably used for the purpose of distinguishing the necessary sub-content required to execute the predetermined content.

Meanwhile, when the update manager 106 receives the feature information of the download target content from the service server 200, the update manager 106 checks whether the feature information of the content corresponding to the received download target content is stored in the content feature storage 104. If the information is stored, the feature information of the content stored in the content feature storage unit 104 is updated to correspond to the feature information of the content to be downloaded, while the feature information of the content corresponding to the content to be downloaded is stored in the content feature storage unit. If it is not stored in the 104, the feature information of the content to be downloaded is additionally stored in the content feature storage unit 104, thereby updating the storage information of the content feature storage unit 104.

For example, the configuration of the feature information of the content stored in the content feature storage unit 104 is shown in [Table 1] below, and the configuration of the feature information of the download target content provided from the service server 200 is as follows. As shown in [Table 2], the feature information of the content stored in the content feature storage unit 104 is updated with the same details as in [Table 2] below.

contents
Identification Information Child content
Identification Information Download support
Network type data
size Version Hash Required download required 31D2AF 0000100 Any network 200 kB 0.5 DLAUDQKR! Y 0000102 Wired / Wireless Internet
network 12 MB 0.8 DJTJRKFK! N

contents
Identification Information Child content
Identification Information Download support
Network type Data size Version Hash Required download required 31D2AF 0000100 Any network 250 kB 1.0 DLAUDQKR! Y 0000101 Mobile communication
network 150 kB 1.1 QKQHSUTJR Y 0000102 Wired / Wireless Internet
network 12.1 MB 0.9 DJTJRKFK! N 231D2A ... ... ... ... ... Y

In addition, when the download of the lower content from the service server 200 is completed, the update manager 106 notifies the service server 200 of the download completion. The update manager 106 transmits the list of the downloaded lower contents to the service server 200 when the download is notified of the download so that the service server 200 can identify the downloaded lower contents.

In addition, when the download is interrupted while downloading the lower content from the service server 200 and the download fails, the update manager 106 requests a retransmission of the download to the service server 200 and downloads the lower content that failed to download again.

The content detection unit 108 checks the feature information of the content stored in the content feature storage unit 104, for example, is newly added due to the update by the update management unit 106, the data size or version is updated, or the required download is required. Detect the sub content whose attribute information is updated, such as the sub content whose necessity is changed from 'N' to 'Y', wherein the sub content whose attribute information has not been updated is preferably determined as the previously downloaded sub content. .

Meanwhile, the content selector 110 checks attribute information for each lower content included in the feature information of the content stored in the content feature storage unit 104, and is required among the lower content detected by the content detector 108. It is preferable to select the lower content that needs to be downloaded, and to select the lower content that supports or does not support the download through the network currently connected from among the selected lower content that requires the essential download.

In addition, the content selection unit 110 checks the property information for each lower content included in the feature information of the content stored in the content feature storage unit 104 to present the lower content detected by the content detection unit 108. Sub-contents that do not support download through a network connected to the communication are selected and the selected sub-contents are designated as download sub-contents. In this case, the terminal device 100 preferably further includes a download waiting list storage unit 116 for storing a list of download waiting lower content designated by the content selection unit 110.

In addition, the content selection unit 110 checks the attribute information for each lower content included in the feature information of the content stored in the content feature storage unit 104 and moves among the lower content detected by the content detection unit 108. Sub-contents supporting both download transmissions through the communication network 300 and the wired / wireless Internet network 400 are selected and designated as downloadable sub-contents or download-waiting sub-contents according to a network that can be currently connected to communication.

That is, the content selection unit 110 checks the attribute information for each lower content included in the feature information of the content stored in the content feature storage unit 104 when the network that can be communicatively connected is the mobile communication network 300. Among the lower contents detected by the content detection unit 108, the lower contents supporting both the download transmission through the mobile communication network 300 and the wired / wireless internet network 400 are selected and designated as the download standby lower contents. When the wired / wireless Internet network 400 is included in the network which can be connected to the current communication, the content information of the lower content included in the feature information of the content stored in the content feature storage unit 104 is checked. Among the lower content detected by the detector 108, the mobile communication network 300 and the wired / wireless internet network 4 00) Sub-contents supporting all download transmissions through 00) are selected and designated as downloadable sub-contents.

In addition, the content selection unit 110 checks the attribute information of the download waiting lower content stored in the download waiting list storage 116 through information retrieval stored in the content feature storage unit 104 to select among the download waiting lower contents. Among the current communication accessible networks detected by the network detecting unit 114, the lower content including the network supporting the download is selected and changed into the downloadable lower content. At this time, the content selection unit 110 among the sub-contents waiting to download the lower content that supports both the download transmission through the mobile communication network 300 and the wired / wireless Internet network 400, the wire / / Only when the wireless Internet network 400 is included, the downloadable lower content is changed.

The download list providing unit 112 checks attribute information for each lower content included in the feature information of the content stored in the content feature storage unit 104 to identify identification information of the downloadable lower content designated by the content selection unit 110. It is preferable to make a list of the downloadable sub contents by acquiring and listing the obtained downloadable sub contents, and then transmit the created list of downloadable sub contents to the service server 200.

Meanwhile, when the list of download waiting lower content is stored in the download waiting list storage unit 116, the terminal device 100 stores the attribute information of the stored download waiting lower content in the content feature storage unit 104. Screen output unit and sound output periodically outputting messages related to network search and connection request, etc., in order to prompt the user to connect to the network corresponding to the download-supported network type included in the checked attribute information by searching. It further comprises a user interface unit 118 having a portion.

In addition, when the terminal device 100 receives the service execution request message from the service server 200, the terminal device 100 checks the details of the received service execution request message to determine whether it is appropriate to execute the service requested by the service server 200. When it is determined that the execution of the service is suitable as a result of the determination of the suitability determination unit 120 to determine, the application storage unit 122 that stores and stores the application for various service execution by the identification information and the suitability determination unit 120 The application driver 124 checks the details of the service execution request message received from the service server 200 and loads and runs an application for execution of a service received from the service server 200 from the application storage 122. And, as the application for the execution of the service requested to run from the service server 200 is driven D) further comprising a session connection unit 126 for performing a communication session connection procedure with the service server 200 via the mobile communication network 300 or the wired / wireless internet network 400.

Here, the service execution request message may include identification information of a service that is requested to be executed by the service server 200, a token, identification information of an application for service execution, an access URL of the service server 200, and the like. When provided to the terminal device 100 through the mobile communication network 300 or the wired / wireless Internet network 400, it may be made in the form of SMS, such as when provided through the mobile communication network (300).

In addition, the terminal device 100 stores and stores a list of executable services as service identification information and the like, and allows the search of the stored information to the suitability determination unit 120 when the suitability determination unit 120 determines the suitability. It is preferable to further include a service subscription list storage 128. Here, the list of executable services is preferably configured with a list of services provided by the service server 200 to which the user has subscribed or applied for reservation.

Accordingly, when the suitability determination unit 120 receives the service execution request message from the service server 200, the compatibility determination unit 120 compares the details of the received service execution request message with a list of executable services stored in the service subscription list storage 128. By checking whether the service identification information matches, it is preferable to determine the suitability.

In addition, the suitability determination unit 120 periodically requests the service server 200 to confirm whether the download target content exists, and receives a service execution request message in response to the service server 200 in response to the confirmation request. You may.

On the other hand, the session connection unit 126 is a service server using the connection URL of the service server 200 in the details of the service execution request message as the application for the execution of the service is requested to run from the service server 200 is driven ( 200, perform subscriber authentication by transmitting subscriber information to the connected service server 200, and communicate between the service server 200 and the terminal device 100 according to the authentication approval from the service server 200. The session is connected. Here, the subscriber information preferably includes service identification information, tokens, subscriber identification information (for example, a telephone number of the terminal device 100 or a serial number of the terminal device 100, etc.).

Meanwhile, the service server 200 updates and provides the characteristic information of the content to the terminal device 100, and downloads and transmits the lower content received from the terminal device 100 to the terminal device 100, but downloads the lower content. Download transfers via a pre-specified download support network.

As illustrated in FIG. 3, the service server 200 may include a download target content storage unit 202 and a download target content storage unit 202 that store download target content including at least one subordinate content. Is stored in the download target content feature storage unit 204 which stores the feature information of the download target content stored in the download target content feature storage unit 204 and a communication session with the terminal apparatus 100. When the list of downloadable lower content is received from the download target content feature providing unit 206 for transmitting the feature information of the download target content to the terminal device 100 and the terminal device 100, the list of the downloadable lower content is received. Sub content corresponding to the sub content corresponding to the content stored in the download target content storage unit 202 Extracts and downloads the downloaded contents to the terminal device 100, and checks the download support network of the sub content corresponding to the list of downloadable sub content through the search of the download target content feature storage unit 204 to confirm the download support network. It includes a download providing unit 208 to download and transmit through.

The download providing unit 208 packages sub-contents supporting the same download network among sub-contents corresponding to the list of downloadable sub-contents into one file to download and transmit to the terminal device 100 or to download sub-contents to be downloaded. Each of them sequentially downloads and transmits them to the terminal device 100, and transmits the next lower content according to the notification that the download of the lower content previously transmitted from the terminal device 100 is completed. In addition, as the download providing unit 208 receives a download retransmission request of the lower content previously transmitted from the terminal device 100, the download provider 208 downloads and transmits the lower content having received the download retransmission request again.

In addition, the download providing unit 208, if the sub-content corresponding to the list of the downloadable sub-content supports both download transmission through the mobile communication network 300 and the wired / wireless Internet network 400 wired / wireless Internet The lower content is downloaded and transmitted to the terminal device 100 through the network 400, for example, a Wi-Fi network.

In addition, the download providing unit 208 extracts the sub content corresponding to the list of the downloadable sub content from the sub contents constituting the content stored in the download target content storage unit 202, but the list of the downloadable sub content. The sub content corresponding to the identification information of the downloadable sub content constituting the sub-content is searched and extracted from the sub content constituting the content stored in the download target content storage unit 202, and the extracted sub content is DRM (Digital). It is preferable to encrypt the data through a rights management) or the like to download and transmit the data to the terminal device 100.

As such, the service server 200 may be stored in the subscriber information storage unit 210 and the download target content storage unit 202 storing subscriber information such as a subscriber's terminal device 100, a telephone number, a serial number, and personal information. In order to execute the service to which the stored download target content belongs in the terminal device 100, the terminal device 100 of the subscriber is inquired by searching the subscriber's terminal device 100 telephone number among the subscriber information stored in the subscriber information storage 210. When the terminal 100 checks and generates and transmits a push execution service request message to the confirmed terminal device 100 or receives a confirmation request from the terminal device 100 about whether there is content to be downloaded, the response is received. When receiving the subscriber information from the message providing unit 212 and the terminal device 100 to generate a push type service execution request message to the terminal device 100 The received subscriber information is compared with the subscriber information stored in the subscriber information storage 210 to determine whether to authenticate the subscriber authentication, and when the subscriber authentication is approved, the subscriber authentication unit 214 that allows the communication session connection with the terminal device 100. ) Is further included.

On the other hand, when the service server 200 receives the download completion notification from the terminal device 100, the terminal device (206) in the download target content feature providing unit 206 based on the list of the downloaded lower content received from the terminal device 100 And a download manager 216 for excluding downloadable lower content from the download target among the feature information of the download target content transmitted to 100.

In the above-described configuration, a content service method according to an embodiment of the present invention will be described with reference to FIG. 4 as follows.

First, the service server 200 transmits a service execution request message to the terminal device 100 to execute the service to which the download target content belongs in the terminal device 100 (S500).

In step S500, the service server 200 periodically generates a push type service execution request message and transmits it to the terminal device 100 through the mobile communication network 300 or the wired / wireless internet network 400, or the terminal. When receiving a request for checking whether there is a content to be downloaded from the device 100, a response message of a push type execution is generated in response to the terminal through the mobile communication network 300 or the wired / wireless Internet network 400. It is desirable to send to the device 100.

The terminal device 100 having received the service execution request message from the service server 200 through step S500 may check the details of the received service execution request message to execute the service requested by the service server 200. It is determined whether or not (S510).

As a result of the determination of step S510, when it is determined that it is appropriate to execute the service requested by the service server 200, the terminal device 100 and the service server 200 connect a communication session with each other (S520).

In step S520, the terminal apparatus 100 accesses the service server 200 using the connection URL of the service server 200 among the details of the service execution request message received from the service server 200, and then the service server 200. And a subscriber authentication procedure, and the subscriber server authenticates the subscriber authentication from the service server 200 to the terminal device 100, it is preferable that a communication session is connected between the terminal device 100 and the service server 200.

As the communication session is connected in step S520, the service server 200 transmits the feature information of the download target content to the terminal device 100 through the communication session (S530).

The terminal device 100 receiving the list of the download target content from the service server 200 through the step S530 updates the feature information of the content held by using the received feature information of the download target content (S540). After detecting the updated or newly added sub-content among the sub-contents constituting the content that needs to be downloaded with the updated feature information (S550), the download is supported through the network currently connected to the communication among the detected sub-contents. The lower content is selected and designated as downloadable lower content (S560), and then the list of designated downloadable lower content is transmitted to the service server 200 (S570).

In the above step S560, the terminal device 100 first selects the low content required for the essential download among the low content detected through the above step S550, and downloads through the network currently connected to the communication among the selected low content. It is desirable to select sub-content that supports or does not support it. In this case, whether the required download is required indicates whether the content is a lower content necessary for using the content. Thus, the terminal device 100 may download only the essential download necessary sub-contents and use the content without downloading all the sub-contents constituting the content.

The service server 200 receiving the list of downloadable lower contents from the terminal device 100 through the step S570 is stored in the download target content storage unit 202 to store the lower contents corresponding to the list of downloadable lower contents. The lower content constituting the present content is extracted and downloaded to the terminal device 100 (S580).

In step S580, the service server 200 preferably checks the download support network of the lower content corresponding to the list of downloadable lower content and transmits the downloaded support network through the identified download support network.

In the above step S580, if the lower content corresponding to the list of the downloadable lower content supports both the transmission of the download through the mobile communication network 300 and the wired / wireless Internet network 400, the wired / The lower content corresponding to the list of the downloadable lower contents through the wireless Internet network 400, for example, the Wi-Fi network, may be downloaded and transmitted to the terminal device 100.

In step S580, the service server 200 packages the lower contents supporting the same download network among the lower contents corresponding to the list of the downloadable lower contents into a single file, downloads the downloaded contents to the terminal device 100, or downloads them. Sub-contents corresponding to the list of available sub-contents are sequentially downloaded and transmitted to the terminal device 100, and the next sub-content is transmitted according to the notification that the download of the sub-content previously transmitted is completed from the terminal device 100. Will be sent.

The terminal device 100 which has downloaded the sub content corresponding to the list of the downloadable sub content among the sub content constituting the download target content from the service server 200 through the step S580 is completed, the service server ( In step 200, the download completion notification is made (S590).

In step S590, the terminal device 100 preferably transmits a list of downloaded completed lower contents to the service server 200 when the download is completed, so that the service server 200 can identify the downloaded lower contents.

In step S590, if the terminal device 100 fails to download while downloading the lower content corresponding to the list of the downloadable lower content among the lower contents constituting the download target content from the service server 200, the lower terminal failed to download. In order to download the content again, it is preferable to request the download retransmission to the service server 200. Therefore, the service server 200 receiving the download retransmission request from the terminal device 100 downloads and transmits the lower content that failed to download again to the terminal device 100.

Meanwhile, in step S560, the terminal device 100 selects the lower content that does not support downloading through the network currently connected from among the lower content detected through the step S550, and designates the lower content as a download waiting lower content. As the user enters a new network accessible region, it is preferable to select the lower content including the network supporting the download from among the lower content available for download and change the downloadable lower content. At this time, the content selection unit 110 among the sub-contents waiting to download the lower content that supports both the download transmission through the mobile communication network 300 and the wired / wireless Internet network 400, the wire / / Only when the wireless Internet network 400 is included, the downloadable lower content is changed.

In addition, in step S560, the terminal device 100 supports subordinate content that supports both download transmission through the mobile communication network 300 and the wired / wireless Internet network 400 among the lower content detected through the step S550. Select and designate as downloadable lower content or download waiting lower content according to a network which is currently communicatively connected. That is, when the network which can be connected to the current communication is the mobile communication network 300, the mobile communication network 300 and the wired / wireless internet network 400 among the lower contents constituting the content detected through the above-described step S550. If the lower content that supports all of the download transmission is selected and designated as the download waiting lower content, and the wired / wireless Internet network 400 is included in the network that can be currently connected to the communication, the content detected through the above-described step S550. Among the lower contents constituting the lower content that supports both the download transmission through the mobile communication network 300 and the wired / wireless Internet network 400 is selected as the downloadable lower content.

The content service system and method according to the present invention are not limited to the above-described embodiments, and may be variously modified and implemented within the range allowed by the technical idea of the present invention.

According to the content service system and method according to the present invention, when downloading the content to the terminal device that can communicate through a variety of networks, by transmitting the lower content constituting the download target content using a suitable network and transmission method according to the attribute In addition, it is possible to efficiently use network resources, reduce communication costs, efficiently use network resources when downloading content, reduce communication costs, and efficiently provide content services by ensuring reliability. There is.

100: terminal device 102: content storage unit
104: content feature storage unit 106: update management unit
108: content detection unit 110: content selection unit
112: download list providing unit 114: network detection unit
116: download waiting list storage unit 118: user interface unit
120: conformity determination unit 122: application storage unit
124: application driver 126: session connection unit
128: service subscription list storage 200: service server
202: Download target content storage unit 204: Download target content feature storage unit
206: the download target content feature providing unit
208: download providing unit 210: subscriber information storage unit
212: message providing unit 214: subscriber authentication unit
216: download management unit 300: mobile communication network
400: wired / wireless internet network

Claims (19)

A terminal device which detects updated or newly added lower contents among lower contents constituting the download target content, and selects and downloads lower contents supporting download through a network currently connected to the detected lower contents;
And a service server for downloading the lower content received from the terminal device to the terminal device and downloading the lower content to be downloaded through the download support network designated for the lower content to be downloaded. A content storage unit for storing content including at least one lower content;
A content feature storage unit for storing feature information of content stored in the content storage unit;
As the communication session is connected with the service server, the service server receives the feature information of the content from the service server, updates the information stored in the content feature storage unit, downloads lower content from the service server, and then stores the content stored in the content storage unit. An update management unit to update the;
A content detection unit which checks feature information of the content stored in the content feature storage unit and detects the low content content whose property has been updated or newly added among the low content contents of the content which is updated by the update manager to download the content; ;
Content selection that identifies the feature information of the content stored in the content feature storage unit, selects the lower content supporting download through the network currently connected through the lower content detected by the content detection unit, and designates the downloadable lower content. Wealth;
A download list providing unit for transmitting the list of downloadable lower contents to the service server;
And a network sensor configured to detect a network to which a communication connection is possible and provide a detection result to the content selector. The method of claim 2,
The feature information of the content is matched with at least one lower content identification information to the content identification information, the download support network type, data size, version (HASH) value and required by the matching lower content identification information Terminal information, characterized in that configured to match the attribute information, including whether the download is necessary. The method of claim 2,
And the content selection unit designates lower content that does not support download through a network that is currently connected to communication among lower content constituting the content detected by the content detection unit as a download waiting lower content. The method of claim 2,
The content selector may select lower content that supports both download transmission through a mobile communication network and a wired / wireless internet network among lower content detected by the content detector, and may download the lower content that can be downloaded according to a network that can be currently connected to or; Terminal device characterized in that the designation as the lower content waiting for download. The method of claim 5,
The content selection unit, when the network which can be connected to the current communication is a mobile communication network, the lower content detected by the content detection unit selects the lower content that supports both the download transmission through the mobile communication network and wired / wireless Internet network If a wired / wireless internet network is included in a network that can be accessed for communication and is currently designated as a download subordinate content, download is performed through a mobile communication network and a wired / wireless internet network among subordinate contents detected by the content detection unit. The terminal device, characterized in that the lower content that supports all the transmission is selected as the downloadable lower content. The method according to claim 4 or 5,
The content selection unit selects lower contents that support download through a network that can be currently connected to communication from among lower contents designated as download standby lower contents, and changes them into downloadable lower contents, and moves among lower contents designated as download waiting lower contents. The sub-content supporting both download and transmission through the communication network and the wired / wireless internet network is changed to the downloadable sub-content only when the wired / wireless internet network is included in the communication-accessible network. . The method of claim 2,
A suitability determination unit that, upon receiving a service execution request message from the service server, checks the details of the received service execution request message and determines whether it is appropriate to execute a service requested by the service server;
An application storage unit for storing an application for executing a service;
An application driver which loads and drives an application for execution of a service requested to be executed from the service server from the application storage unit when it is determined that the service execution is appropriate as a result of the determination of the suitability determination unit;
As the application for the execution of the service requested to run from the service server is running, it further comprises a session connection for performing a communication session connection procedure with the service server through a mobile communication network or a wired / wireless Internet network Terminal device. The method of claim 8,
And a service subscription list storage unit for storing a list of subscription services and allowing the suitability determination unit to retrieve stored information when determining the suitability of the suitability determination unit. A download target content storage unit for storing content including at least one sub-content;
A download target content feature storage unit for storing feature information of content stored in the download target content storage unit;
A download target content feature providing unit which transmits feature information of content stored in the download target content feature storage unit to the terminal device as a communication session is connected to the terminal device;
When the list of downloadable lower contents is received from the terminal device, the lower contents corresponding to the received list of downloadable lower contents are extracted from the lower contents constituting the contents stored in the download target content storage unit and the terminal is extracted. A download providing unit which downloads and transmits a download supporting network of the lower content corresponding to the list of the downloadable lower contents through a search of the download target content feature storage unit and downloads the downloaded supporting network through the identified download supporting network; Service server, characterized in that made. The method of claim 10,
The download providing unit may package the lower contents supporting the same download network among the lower contents corresponding to the list of the downloadable lower contents into one file, download and transmit the downloaded contents to the terminal device, or sequentially download and transmit the contents to the terminal device. Service server. The method according to claim 10 or 11, wherein
The download provider, if the lower content corresponding to the list of the downloadable lower content supports both download transmission through a mobile communication network and a wired / wireless Internet network, the downlink content corresponding to the list of the downloadable lower content is selected. Service server, characterized in that for downloading and transmitting to the terminal device via a wired / wireless Internet network. The method of claim 10,
A subscriber information storage unit for storing subscriber information;
A message providing unit for identifying a terminal device of a subscriber by using subscriber information stored in the subscriber information storage unit and transmitting a service execution request message to the identified terminal device;
When the subscriber information is received from the terminal device receiving the service execution request message, the subscriber information is compared with the subscriber information stored in the subscriber information storage to determine whether to authenticate the subscriber authentication. And a subscriber authentication unit for allowing a communication session connection with the device. Requesting service execution from the service server to the terminal device;
Determining whether it is appropriate to execute a service in the terminal device according to a request of the service server, and if the determination result is appropriate, performing a communication session connection procedure with the service server;
Providing and updating characteristic information of content from the service server to the terminal device as a communication session between the service server and the terminal device is connected;
As the feature information of the content is updated in the terminal device, among the lower contents constituting the updated content, the lower content that needs to be downloaded is detected, and among the detected lower contents, the download through the network currently connected to communication is performed. Selecting the supporting lower content to designate the downloadable lower content;
And downloading, by the service server, the downloadable lower content to the terminal device, and downloading the downloadable lower content through the download support network designated in the downloadable lower content. The method of claim 14,
The requesting of the service execution may include: requesting, by the terminal device, confirmation whether or not the download target content exists;
Generating a service execution request message in response to a request from the terminal device in the service server and transmitting the service execution request message to the terminal device through a mobile communication network or a wired / wireless internet network; . The method of claim 14,
The step of designating the downloadable lower content may include detecting lower content content having updated or newly added lower content content among the lower content items constituting the updated content of the feature information, and among the detected lower content content, the lower content requiring the required download. Content service method comprising the step of selecting. The method of claim 14,
Making a download retransmission request to the service server when the terminal device fails to download while downloading lower content from the service server;
And downloading the lower content which failed to download again when the service server receives the download retransmission request from the terminal device. 18. The method according to any one of claims 14 to 17,
The step of designating the downloadable lower content may include detecting lower content content having updated or newly added lower content content among the lower content items constituting the updated content of the feature information, and detecting the lower content content through the network currently connected to the communication. And specifying the lower content that does not support downloading as the lower content waiting for download. The method of claim 18,
The step of designating the downloadable lower content may include selecting and changing the lower content including the network supporting the download from among the lower contents designated as the downloadable lower content to the downloadable lower content. Content service method comprising a.

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