JP2012178082A - Content distribution system and method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a system capable of distributing contents corresponding to a user to a portable terminal by utilizing free time after the user holding the portable terminal leaves home until he/she gets on a train.SOLUTION: In a content distribution system 1, user information describing at least a category of contents, a get-on station 6b and a moving speed of a user is transmitted from a portable terminal 2 to a server device 3. The server device 3 selects the contents corresponding to the category in the user information, and then calculates a distribution distance from the download time required for downloading the contents to be distributed to the portable terminal 2. The portable terminal 2 requests distribution of the contents to the server device 3 by transmitting position information related to the present location of the portable terminal 2 to the server device 3. When the position information of the get-on station 6b utilized by a user 5 and the position information transmitted from the portable terminal 2 become the distribution distance, the server device 3 distributes the contents corresponding to the category in the user information to the portable terminal 2.

Description

  The present invention relates to a technology for distributing optimal contents according to the boarding time from entrance to exit of a station, the time zone for using the transportation system, the personal preferences, etc. when the user uses the transportation system such as a train or a bus.

  Mobile terminals such as smartphones that can download various applications have become widespread, and users who have mobile terminals can now browse content published on the Internet using applications downloaded to mobile terminals. It was.

 As a method of browsing content on the Internet using a mobile terminal, there is a method of searching for content desired by a user using a web browser which is one of applications installed in the mobile terminal. When commuting to work, radio waves do not reach within the subway line, so a predetermined website is accessed at a set update frequency (for example, every 15 minutes), and content provided on the website (for example, There is also a technique using an application (for example, RSS reader) that downloads an RSS feed) to a mobile terminal.

 When the content downloaded to the mobile terminal is text such as an RSS feed, the capacity of the content is small. For example, all the content can be downloaded even while waiting for a train. In the case of audio or video, the capacity of the content becomes large, and even if the content download is started immediately before getting on the subway, it becomes impossible to download all the content to the mobile terminal.

 It is possible to download content such as audio and video to your mobile device in advance before going out, but if the content is content that requires real-time properties, such as news or train operation information, the latest as much as possible Since there is a request that the user wants to download the content, it is desirable that the user can download the content to the mobile terminal by using the free time when the user goes to the station.

 As an invention for delivering content to a mobile terminal during a user's idle time, for example, in Patent Document 1, a mobile terminal that transmits information related to a user's idle time to a server and receives the content from the server, content and content A content distribution system comprising at least a server for managing content in association with the reproduction time and transmitting the content associated with the reproduction time matching the idle time obtained from the information received from the mobile terminal to the mobile terminal Has been.

Japanese Patent Laid-Open No. 2006-40048

 However, in the invention disclosed in Patent Document 1, the content distributed from the server to the mobile terminal is content corresponding to the free time of the user who owns the mobile terminal and not content corresponding to the user.

 Therefore, the present invention uses a free time from when a user who has a mobile terminal leaves his home until he gets on the train, and the content corresponding to the user can be downloaded at a timing at which all the content can be downloaded. It is an object of the present invention to provide a system and a method that can be distributed to a network.

  A first invention for solving the above-described problem is a content distribution system for distributing content from a server device to a mobile terminal using a network, wherein the mobile terminal is a content desired by a user who possesses the mobile terminal The distribution preparation request means for transmitting to the server device a distribution preparation request including at least the user information in which the genre, the boarding station used by the user and the moving speed to the boarding station are written, and the position of the mobile terminal according to the current location Processing for transmitting a content delivery request including information to the server device until the content is delivered from the server device; and downloading means for downloading the content delivered from the server device to a memory, the server device comprising: When the distribution preparation request is received from the mobile terminal, it is included in the distribution preparation request. After creating a content list describing a list of content corresponding to the genre of the user information, the content download time is obtained from the total capacity of the content included in the created content list, the moving speed of the user information and the user information Distribution preparation means for calculating a distribution start distance by multiplying a download time, and when receiving the content distribution request from the portable terminal, from the position information included in the content distribution request and the position information of the boarding station of the user information When the obtained distance becomes the distribution start distance, the content distribution system includes distribution means for transmitting content included in the content list to the mobile terminal.

 In the first invention, the user information includes a day of the week and a time zone in which the user uses the train, and the distribution preparation means of the server device determines whether the train is crowded from the day of the week or the time zone of the user information. It is desirable to store a rule for determining whether or not content is to be transmitted to the mobile terminal based on a determination result based on a day of the week or a time zone of the user information.

  Further, the second invention is a content distribution method for distributing content from a server device to a mobile terminal using a network, wherein the mobile terminal is a genre of content desired by a user possessing the mobile terminal, A delivery preparation request including user information in which at least the boarding station used by the user and the moving speed to the boarding station is described is transmitted to the server device, and the server device includes a genre of the user information included in the delivery preparation request. After creating a content list in which a list of content corresponding to the content list is created, a download time for the content is obtained from the total capacity of the content included in the created content list, and the moving speed of the user information is multiplied by the download time. A distribution preparation step of calculating a distribution start distance, and the terminal device A content delivery request including location information relating to the current location at the end is transmitted to the server device, and the server device obtains the distance obtained from the location information included in the content delivery request and the location information of the boarding station of the user information. When the distribution start distance is reached, the content included in the content list is distributed to the mobile terminal, and the terminal device executes a content distribution step of downloading the content distributed from the server device to the memory. This is a content distribution method.

 According to the present invention described above, the content corresponding to the user can be downloaded at a timing at which all the content can be downloaded using the idle time from when the user who owns the mobile terminal leaves the home until he gets on the train. A system and method that can be distributed to a mobile terminal can be provided.

The figure explaining a content delivery system. The figure explaining the function with which the portable terminal was equipped. An example of the format of a user setting screen. The figure explaining the function with which the server apparatus was equipped. The flowchart explaining operation | movement of a content delivery system.

  From here, embodiments of the present invention will be described to the extent that those skilled in the art of the present invention can understand the contents of the invention and implement the invention. The embodiment described below is only one embodiment of the present invention, and the present invention is not limited to the embodiment described below, and various modifications and changes are possible.

  FIG. 1 is a diagram illustrating a content distribution system 1 according to the present embodiment. The content distribution system 1 according to the present embodiment includes at least a mobile terminal 2 possessed by a user 5 and a server device 3 that distributes content to the mobile terminal 2, and uses the network 4 from the server device 3. This is a system for distributing content to the mobile terminal 2.

 In the content distribution system 1 according to the present embodiment, before the content is distributed so that the server device 3 can distribute the content corresponding to the user 5, the genre of the content desired by the user 5, the boarding used by the user 5 User information in which at least the moving speed from the station 6b and the home 6a to the boarding station 6c is described is transmitted from the portable terminal 2 to the server device 3.

 The server device 3 selects the content corresponding to the genre of the user information as the content to be distributed to the mobile terminal 2 and then calculates the download time required for downloading the content from the total capacity of the content to be distributed to the mobile terminal 2. Then, by multiplying the download time by the moving speed of the user information, the distribution start distance used for content distribution is calculated by the distance that the user 5 moves within the download time.

 After transmitting the user information to the server device 3, the mobile terminal 2 sends the location information related to the current location of the mobile terminal 2 to the server device 3, thereby making a content distribution request to the server device 3. 3, when the position information of the boarding station 6 b used by the user 5 and the position information transmitted from the mobile terminal 2 reach the distribution start distance, the content corresponding to the genre of the user information is acquired from a predetermined location, and the mobile terminal 2 distributes content.

 As described above, according to the content distribution system 1 illustrated in FIG. 1, the content corresponding to the genre of the user information after the user 5 having the portable terminal 2 leaves the home 6 a and reaches the boarding station 6 b. Is distributed to the mobile terminal 2, the content can be downloaded to the mobile terminal 2 using the free time from when the user 5 holding the mobile terminal 2 leaves the home 6 a until he gets on the train. In addition, since the distribution start distance used for content distribution is calculated based on the total capacity of the content to be transmitted to the mobile terminal 2, it is not possible to download all the content to the mobile terminal 2.

  First, the mobile terminal 2 constituting the content distribution system 1 illustrated in FIG. 1 will be described. In the present invention, the portable terminal 2 is a device in which an application processor on which a CPU, RAM, ROM, and the like are mounted, a wireless communication circuit for wireless communication, a memory, a display, an audio output circuit, an operation panel, and the like are mounted. For example, a smartphone or a mobile phone can be used.

  FIG. 2 is a diagram for explaining functions provided in the mobile terminal 2. An application for receiving distribution of contents is downloaded to the mobile terminal 2, and by this application, as shown in FIG. 2, wireless communication for network communication via the wireless base station is performed to the mobile terminal 2. The user 20 sets various items such as the genre of the content desired by the user 5, the boarding station 6b used by the user 5, and the moving speed when the user 5 moves from the home 6a to the boarding station 6b. The contents set by the user 5 are acquired as user information, the distribution preparation request means 21 for transmitting a distribution preparation request including the user information to the server device 3, and the content distribution request including the position information relating to the current location of the mobile terminal 2 Processing to be transmitted to the device 3 is performed until the content is distributed from the server device 3, and the content distributed from the server device 3 is processed. A download unit 22 to download Ntsu in memory, so that the reproducing means 23 for reproducing a content stored in the memory is provided.

  The wireless communication means 20 of the portable terminal 2 is a means realized by using a wireless communication circuit provided in a device used as the portable terminal 2 and is provided in the terminal device for network communication with the server device 3. It is done.

  In addition, when the operation for setting various items related to the user 5 is performed on the mobile terminal 2, the distribution preparation requesting unit 21 of the mobile terminal 2 displays a user setting screen for setting various items related to the user 5. The contents displayed on the display and set on the user setting screen using the operation panel of the mobile terminal 2 are acquired as user information, and the distribution preparation request including the user information is acquired using the wireless communication means 20 of the mobile terminal 2 Is transmitted to the server device 3.

  FIG. 3 shows an example of the format of the user setting screen. In the user setting screen 7 shown in FIG. 3, the travel speed from the home 6a to the boarding station 6c and the forms 7a to 7c for setting the boarding station 6b, the getting-off station 6c and the transit station 6d as the boarding route of the user 5 are set. A form 7d for setting contents, a form 7e and 7f for setting a day of the week and a time zone for distributing contents, a form 7g for setting a genre of contents to be distributed, and a button 7h for completing the setting of the user setting screen 7. A button 7i for canceling the setting of the user setting screen 7 is included. The moving speed from the home 6a to the boarding station 6b may be set as the moving speed, but the moving means (walking, bus, etc.) from the home 6a to the boarding station 6b is selected. You can also

  When an operation of clicking the button 7h is performed, the distribution preparation request unit 21 assigns a unique terminal ID to each portable terminal 2, acquires the content set on the user setting screen 7 as user information, and the user A process of transmitting a distribution preparation request including information to the server device 3 is performed, and in this embodiment, the user information is set to the boarding station 6b, the getting-off station 6c, the transit station 6d, the moving speed, the day of the week, the time zone, and the genre. Content will be included.

  The download means 22 of the mobile terminal 2 is a means realized by using a GPS function (Global Positioning System) provided in a device used as the mobile terminal 2, and the position information related to the current location of the mobile terminal 2 is obtained. The process of transmitting the content distribution request including the content distribution request to the server device 3 is performed at regular intervals (for example, every 30 seconds) until the content is distributed from the server device 3, and the content is distributed from the server device 3 as a response to the content distribution request. Then, the content distributed from the server device 3 is downloaded to the memory so that the download date and time can be known.

 The download unit 22 of the portable terminal 2 periodically checks the download date and time of the content downloaded to the memory (for example, every hour), and the content that has passed a certain time (for example, 6 hours) from the download date and time. Process to delete from memory.

 The playback means 23 of the mobile terminal 2 is a means realized by using a display or an audio output circuit provided in an apparatus used as the mobile terminal 2, and the content is downloaded to the memory of the mobile terminal 2. Then, a list of contents downloaded in the memory is displayed, and when the contents are selected, the selected contents are decoded and output to a circuit corresponding to the contents.

  Next, the server device 3 constituting the content distribution system 1 illustrated in FIG. 1 will be described. In the present invention, the server device 3 is mounted with a CPU, a chip set having functions such as memory management and interface management, a main memory (RAM), a network interface, etc., and is connected to a large-capacity data storage device represented by a hard disk. In this case, a general-purpose server can be used as the server device 3.

 FIG. 4 is a diagram illustrating functions provided in the server device 3. As illustrated in FIG. 4, when the server device 3 receives the network communication unit 30 that performs network communication and the distribution preparation request from the portable terminal 2, the server apparatus 3 lists contents corresponding to the genre of the user information included in the distribution preparation request. After creating the content list with the above information, the download time of the content is obtained from the total content capacity included in the created content list, and the distribution start distance is calculated by multiplying the moving speed of the user information and the download time. When the distribution preparation means 31 and position information for each boarding station are stored and a content distribution request is received from the portable terminal 2, the distance obtained from the position information included in the content distribution request and the position information of the boarding station of the user information is distributed. When the start distance is reached, the content included in the content list is transmitted to the mobile terminal 2. And a means 32.

  The network communication means 30 of the server apparatus 3 is a means realized by using a network interface provided in an apparatus used as the server apparatus 3, and the operation of the content distribution system 1 will be described for other means. While explaining. Note that the description of the operation of the content distribution system 1 also serves as the description of the method of the present invention.

  FIG. 5 is a flowchart for explaining the operation of the content distribution system 1. When an application for downloading content on the portable terminal 2 is activated, the distribution preparation requesting means 21 of the portable terminal 2 is activated, and the distribution preparation requesting means 21 of the portable terminal 2 displays the user setting screen 7 shown in FIG. Is displayed on the display of the mobile terminal 2, and various items related to the user 5 are set in the user 5. Then, a unique terminal ID is added to each mobile terminal 2, and the contents set by the user 5 are used as user information. The distribution preparation request including it is transmitted to the server device 3 (S1).

  When the distribution preparation request is transmitted from the portable terminal 2, the distribution preparation means 31 of the server device 3 operates, and the distribution preparation means 31 of the server device 3 creates a content list based on the user information received from the portable terminal 2. The content creation means of the server device 3 adds the terminal ID added to the distribution preparation request and stores the content list in the data storage device (S2).

  When the content list is created, the distribution preparation unit 31 of the server device 3 obtains the capacity of the content by accessing the location where the content is stored for each content included in the created content list. Is calculated to calculate the total capacity of the content included in the content list (S3). The location where the content is stored may be a data storage device connected to the server device 3 or may be content published on a server on the network.

  When the total capacity of the content included in the content list is calculated, the distribution preparation unit 31 of the server device 3 considers the wireless communication speed of the mobile terminal 2 and includes it in the content list from the total capacity of the content included in the content list. The download time required to download all the contents to be downloaded is calculated (S4).

  When the download time required to download all the contents included in the content list is calculated, the distribution preparation means 31 of the server device 3 multiplies the download time by the moving speed of the user information based on the content list. The distribution start distance described above is calculated, the terminal ID added to the distribution preparation request is added and the distribution start distance is stored in the data storage device, and then the response to the distribution preparation request is made using the network communication means 30. Is transmitted to the portable terminal 2 (S5).

  When the response to the distribution preparation request is received from the server device 3, the download unit 22 of the mobile terminal 2 is activated, and the download unit 22 of the mobile terminal 2 adds the terminal ID of the mobile terminal 2 to the current location of the mobile terminal 2. A content distribution request including the position information is transmitted to the server device 3 (S6).

  When the content distribution request is transmitted from the mobile terminal 2, the distribution unit 32 of the server device 3 operates, and the distribution unit 32 distributes the content corresponding to the terminal ID added to the content distribution request transmitted from the mobile terminal 2. After acquiring the start distance, it is determined whether the distance obtained from the position information included in the content distribution request and the position information of the boarding station 6b in the user information to which the terminal ID is added is the distribution start distance ( S7) If it is not the distribution start distance, the network communication means 30 is used to transmit an error to the portable terminal 2 as a response to the content distribution request. If it is the distribution start distance, the network communication means 30 is used to send the content distribution request. As a response, distribution of content included in the content list corresponding to the terminal ID is started (S8).

  When the terminal device download unit 22 receives an error as a response to the content distribution request, the terminal device returns to S6, and after a predetermined interval has elapsed, transmits the content distribution request including the location information relating to the current location of the mobile terminal 2 to the server device 3. When the content is distributed as a response to the content distribution request, the content transmitted from the server device 3 is downloaded to the memory with the date and time of completion of the download added (S9).

 When the content is downloaded to the memory, the playback means 23 of the mobile terminal 2 is activated, and the playback means 23 of the mobile terminal 2 displays a list of contents downloaded to the storage means on the display and uses the operation panel. When the content is selected, the selected content is decoded and output to the circuit corresponding to the file format of the content (S10), and this procedure ends.

 As described above, according to the content distribution system 1 of the present embodiment, the content downloaded to the mobile terminal 2 becomes the content included in the content list created by the distribution preparation unit 31 of the server device 3. The content that the distribution preparation means 31 creates the content list is determined by items included in the user information.

  If the user setting screen illustrated in FIG. 3 is taken as an example, the setting information related to the boarding station 6b, the getting-off station 6c, the transit station 6d, the moving speed, the day of the week, the time zone, and the genre is included in the user information, and is included in the user information. The genre to be used can be used to determine the genre of the content to be included in the content list when the distribution preparation means 31 of the server device 3 creates the content list.

  For example, when news, weather, and operation information are set as genres on the user setting screen illustrated in FIG. 3, the genre of content included in the content list is limited to news, weather, and operation information.

  In addition, the boarding station 6b, the getting-off station 6c, and the transit station 6d included in the user information are stored in the contents corresponding to the genre included in the user information when the distribution preparation unit 31 of the server device 3 creates the content list. This can be used to narrow down the content to be distributed to the terminal 2. For example, when the weather is selected as the content genre, the weather to be transmitted to the mobile terminal 2 is set to the weather in the area (here Toshima Ward) where the getting-off station (here Ikebukuro) is located. In addition, when operation information is selected as the content genre, the operation information transmitted to the mobile terminal 2 is the route (in this case, Keihin Tohoku Line and Yamanote Line) uniquely determined by the boarding station, the getting-off station, and the transit station. Use service information.

 Furthermore, the day of the week / time zone included in the user information can be used to determine the type of content to be distributed to the mobile terminal 2 when the distribution preparation means 31 of the server device 3 creates the content list. The distribution preparation means 31 of the server device 3 stores a rule for determining the degree of train congestion from the day / time of the user information, and is included in, for example, the user information based on the determination result based on the day / time of the user information. When it is determined that the train is congested from the day of the week / time zone, the content type to be transmitted to the mobile terminal 2 is set to audio, and otherwise the content to be transmitted to the mobile terminal 2 is set to a moving image.

DESCRIPTION OF SYMBOLS 1 Content distribution system 2 Portable terminal 20 Wireless communication means 21 Distribution preparation request means 22 Download means 23 Playback means 3 Server apparatus 30 Network communication means 31 Distribution preparation means 32 Distribution means

Claims (3)

  A content distribution system for distributing content from a server device to a mobile terminal using a network, wherein the mobile terminal is a genre of content desired by a user possessing the mobile terminal, a boarding station and a boarding used by the user A distribution preparation request means for transmitting to the server device a distribution preparation request including at least user information indicating the moving speed to the station, and a content distribution request including position information relating to the current location of the mobile terminal to the server device. Processing is performed at regular intervals until content is distributed from the server device, and download means for downloading the content distributed from the server device to a memory is provided, and the server device receives the distribution preparation request from a portable terminal. Then, the genre of the user information included in the distribution preparation request After creating a content list showing a list of corresponding content, obtain the download time of the content from the total capacity of the content included in the created content list, and multiply the moving speed of the user information and the download time When the content distribution request is received from the portable terminal, the distance obtained from the position information included in the content distribution request and the position information of the boarding station of the user information A content distribution system comprising distribution means for transmitting content included in the content list to the mobile terminal when a start distance is reached.  The user information includes a day of the week and a time zone in which the user uses the train, and the distribution preparation unit of the server device stores a rule for determining the degree of train congestion from the day of the week and the time zone of the user information. The content distribution system according to claim 1, wherein the type of content to be transmitted to the mobile terminal is determined based on a determination result based on a day of the week / time zone of the user information. A content distribution method for distributing content from a server device to a mobile terminal using a network, wherein the mobile terminal desires a genre of content desired by a user possessing the mobile terminal, a boarding station and a boarding used by the user A delivery preparation request including at least user information indicating the moving speed to the station is transmitted to the server device, and the server device records a list of contents corresponding to the genre of the user information included in the delivery preparation request. After the created content list is created, the download time of the content is obtained from the total capacity of the content included in the created content list, and the distribution start distance is calculated by multiplying the moving speed of the user information and the download time. A distribution preparation step, and the terminal device is related to the current location of the mobile terminal. When a content delivery request including information is transmitted to the server device, and the server device obtains the delivery start distance, the distance obtained from the location information included in the content delivery request and the location information of the boarding station of the user information, A content distribution method comprising: distributing a content included in the content list to the portable terminal, wherein the terminal device downloads a content distributed from the server device to a memory.

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