JP2006020008A - Content related information providing method by unidirectional infrared data distribution system and distribution system and portable receiving terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a method of performing an infrared data information distribution service toward an unspecified large number of portable terminals with infrared rays, and to provide a system and a method of performing a receiving terminal. <P>SOLUTION: An infrared transmitting device 20 acquires a distribution content enciphered from a high order management server 10, and distributes each distribution content by a unidirectional infrared data distribution system. A portable receiving terminal 30 decodes the distributed content data, saves the content data in a content storage unit 33, and displays the content data. The high order management server 10 includes a content server 13, a content input management server 11, an infrared transmitter authentication management server 12, a cipher processing manager 14, and a registration/authentication/management server 15 of the portable receiving terminal for managing the receiving allowance of the portable receiving terminal. Consequently, the provision of high speed, stable distribution and various new services of the information regarding the content can be realized by pair and an unspecified large number of persons toward the portable information terminal which spreads quickly. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

The present invention provides a distribution method for efficiently providing content-related information to portable information terminals or the like using content data on a network such as the Internet, using a unidirectional infrared data distribution method having high communication speed and stability. The present invention relates to a distribution system and a portable information terminal for reception.

As a communication means for a portable information terminal, wireless mobile communication using a radio wave such as a mobile phone, PHS, wireless LAN, or Bluetooth is attracting attention. However, when access by the user occurs frequently and mixed, there is a problem of substantial reduction in connection speed or inability to connect because there are restrictions on access point processing or radio frequency band. In a hot spot, the above problem can be improved by increasing the number of mobile access points such as a wireless LAN, but the problem of radio wave interference cannot be avoided. In addition, with the spread of wireless wireless high-speed communication, the limits of available radio wave resources are being recognized. Therefore, the development of new communication media is very important for the information society. Here, infrared is a remarkable media.

Japanese Patent Application No. 2004-77857 disclosed a unidirectional infrared data distribution method and system technology as a method for solving the above problems. The unidirectional infrared data broadcasting system is a system that can handle one-to-unspecified distribution and communication over a long communication distance compared to the conventional IrDA infrared communication system. Further, due to features such as directivity of infrared rays, interference in space can be easily managed, and a large number of reception areas can be easily set.

The rapid spread of high-performance, low-priced mobile terminals such as mobile phones is expected to diversify wireless services other than radio waves. The present invention provides a method, a distribution system, and a receiving terminal for performing a wireless information distribution service at high speed and stably for an unspecified number of mobile terminals by utilizing the characteristics of infrared rays.

According to the present invention, simultaneous high-speed distribution of large-capacity content-related information to a large number of unspecified mobile terminals can be performed at high speed and stably at a place where people gather. Furthermore, the infrared data distribution area can be precisely set according to characteristics such as infrared directivity. In addition, a number of new services different from conventional ones are possible, such as information distribution in areas where wireless radio wave communication cannot be provided or in close contact with location information.

A content-related information providing system according to the present invention includes a content-related information storage and management function, a distribution content input management function, a distribution content-related information encryption function, an infrared distribution device management control function, a mobile receiving terminal reception registration and authentication management. A higher-level management server having a function, a lower-level infrared distribution device using a unidirectional infrared data distribution system, and a portable terminal having an infrared reception function and an encrypted content decryption function.

The upper management server includes a content server having a function of storing and managing content-related information or a link destination of the information, an infrared transmission device management server having a function of managing and controlling the infrared transmission device, and registration of the mobile reception terminal. A reception registration management server having an authorized management function, a content input management server having a content input management function, and an encryption processing server having a function of performing encryption processing of distribution content data are provided.

The unidirectional infrared data distribution method is a broadcast type unidirectional infrared data communication method. Unlike bidirectional data communication, when the transmitting terminal distributes data, a reception response from the receiving terminal is not necessary. Therefore, it is possible for an unspecified number of receiving terminals to simultaneously receive distribution data by the infrared distribution method. In addition, a long distribution distance and a wide distribution area can be set.

An infrared transmission device includes a network communication interface having a function of connecting to a network, a storage device having a function of storing content-related data, and a function of distributing to a portable receiving terminal such as a mobile phone by an infrared data distribution method. It has a transmission interface.

The host management server has a network interface that communicates with the infrared transmission device. Using this communication network interface as a communication means, provision of content related information data and transmission of other related management information are realized.

The infrared transmission device has a network interface that communicates with the host management server. Using this communication network interface as a communication means, acquisition of content related information data and transmission of other related management information are realized.

A mobile receiving terminal having a receiving function of a unidirectional infrared data distribution method includes an infrared receiving interface having a function of receiving data by a unidirectional infrared data distribution method, a storage device having a function of storing received data, and a received data A distribution data processing device having a function of performing processing such as decryption and classification and a content display device having a function of displaying received data are provided.

The portable receiving terminal has a wireless communication interface that can access a network other than infrared rays that can communicate with the host management server. This communication network interface is used as a communication means to transmit decryption of content-related information data distributed by infrared data broadcasting, acquisition of authentication-related information for browsing, browsing records, billing information, etc. from the higher-level management server to the higher-level management server. Realize.

The host management server stores and manages content-related information and link information of the information, a method for managing, controlling, and authenticating the infrared transmission device, a method for registering and authorizing a mobile receiving terminal, and a distribution content input A management method and a distribution content data encryption method are provided.

An infrared transmitter includes: a method for receiving distribution content related information from a host management server through a network communication interface; a method for storing received content related information; and a method for distributing content related information by a unidirectional infrared data distribution method. It is what you have.

A portable terminal having an infrared receiving function includes a method for receiving content-related information distributed by a unidirectional infrared data distribution method, a method for decrypting encrypted content, a method for storing content-related information, and content-related information. And a method for displaying information.

The content-related information providing system according to the present invention is characterized in that a host management server and a plurality of infrared distribution devices are connected to a network.

The content related information providing system according to the present invention is characterized in that the distribution data reception permission of the portable receiving terminal and the distribution permission of the infrared distribution apparatus can be managed by a higher management server.

Since a precise distribution area can be set based on the directivity of infrared rays, the content related information providing system according to the present invention is characterized in that it can provide information related to the position where the infrared distribution device is installed.

The content-related information providing system according to the present invention is characterized in that a specific distribution area can be obtained by an infrared directivity, an infrared distribution apparatus installation method, and an infrared diffuser.

The content related information providing system according to the present invention creates a billing record based on the usage status or billing information of the content related information distributed to the mobile receiving terminal, and provides it to the upper management server by wireless communication means other than infrared. It is characterized by being able to.

A portable receiving terminal according to the present invention has a receiving function of a unidirectional infrared data distribution method.

The mobile receiving terminal according to the present invention is equipped with a user motion prediction function using the correlation between user operation records and browsing content in order to improve the operability of the mobile receiving terminal. . With this function, it is possible to quickly search and display contents that match the user's browsing habits and that have a high probability of being browsed with a small number of operations from a large number of contents. In addition, by providing this function, a method for realizing customization of the portable receiving terminal was provided.

According to the present invention, high-speed and stable distribution of information related to contents and provision of various new services can be realized in a one-to-one unspecified number for portable information terminals that are rapidly spreading. In addition, since the setting of the infrared distribution area can be easily realized by the directivity that is the characteristic of infrared, it can be applied as information providing means depending on the place or area. Furthermore, it is possible to distribute position information and related information by setting a fine reception area. Therefore, infrared data broadcasting can provide enormous business opportunities for mobile telecommunications carriers and the like as new media.

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing the basic configuration of the distribution method and system of the present invention. However, this is merely to explain the present invention more clearly, and does not limit the application of the present invention.

In FIG. 1, reference numerals 10, 20, 30, and 40 represent an upper management server, an infrared transmission device, a portable reception terminal, and a content management client, respectively.

The upper management server 10 includes a content server 13 that stores content-related information and link destinations thereof, a content input management manager 11 that manages content input / update, an infrared transmission device authentication management server 12 that manages an infrared transmission device, There is an encryption processing manager 14 that performs encryption processing of distribution content related information, and a mobile receiving terminal registration / authentication / management server 15 that manages reception permission of the mobile receiving terminal.

The infrared transmission device 20 includes a network communication interface 21 for acquiring distribution content related information from the upper management server 10, a content storage device 23 for storing distribution content, and an infrared data distribution method by controlling content distribution. There is a distribution data processing control device 22 that converts distribution content data according to a protocol, and an infrared transmission interface 24 that can transmit content data by a unidirectional infrared data distribution method.

The mobile receiving terminal 30 includes a network communication interface 32 having a wireless communication function other than infrared for receiving reception and browsing management from the host management server, and an infrared receiving interface 31 capable of receiving encrypted content data from the infrared transmitting device. And a content processing device 34 that performs processing such as decryption, classification, and storage of the received content, and a content storage device 33 that stores the decrypted content.

The content management client 40 is a program having an interface for inputting / updating content-related information.

The distribution content related information is input from the content management client 40 via the content related management manager 11 and stored in the content server 13.

By being registered / authenticated in advance in the higher-level management server, the infrared transmission device 20 identifies permission for the infrared transmission device 20 to access distribution content data and the infrared transmission device 20 from the transmission device authentication management server 12. Get a number or address.

The infrared transmission device 20 acquires the encrypted content from the upper management server 10 via the network and stores it in the content storage device 23. The distribution data processing device 22 converts each distribution content into a format suitable for the infrared data distribution protocol according to the broadcast schedule of the distribution content. The converted distribution data is transmitted by the infrared transmission interface 24.

In order to receive the content distributed by infrared transmission from the infrared transmission device 20, the portable receiving terminal 30 first goes to the portable receiving terminal registration / authentication / management server 15 of the higher level management server 10 via a network having wireless communication. It is necessary to register. At the time of registration, the mobile phone number or the MAC of the communication device can be used. When registration and authentication are successful, the mobile receiving terminal registration / authentication / management server 15 issues an encryption key for decrypting the encrypted distribution content and permission to view it, and if necessary, periodically sends the encryption key May be changed or issued.

In the portable receiving terminal 30, the content processing device 34 decrypts the content data received from the infrared receiving interface 31 using the encryption key acquired from the upper management server 10.

In the mobile receiving terminal 30, the decrypted content data is stored in the content storage device 33. The user of the mobile receiving terminal selects and displays content related information stored in the content storage device 33.

The installation place of the infrared transmitter 20 can be installed inside a moving body such as a train or an airplane. In this case, the higher management server can be accessed via a network by a communication means having a wireless communication function, and distribution content related information and related management information can be transmitted.

The encryption of the distribution content and the registration / authorization of the transmission device 20 and the portable reception terminal 30 are mechanisms for realizing security of the information distribution system and charging for the pay information distribution service.

In addition to the above embodiment, in order to facilitate access to the content server from the infrared transmitter, the content management server 50 can be separated from the upper management server 60 as shown in FIG. is there.

With the arrangement and configuration shown in FIG. 2, it is possible to avoid an increase in unnecessary traffic on the network due to frequent transmission and reception of a large amount of content-related information.

The upper management server 60 provides an authentication management service necessary for the encryption processing without directly performing the content encryption processing. Using the encryption key for encryption processing sent from the encryption management manager 61 of the upper management server 60, the encryption processing manager 51 of the content management server 50 performs content encryption processing.

Operations such as content input and update are realized by the content management client 90 via the content management manager 52, and the input or updated content is stored in the content server 53.

Further, depending on the application purpose, the system shown in FIGS. 1 and 2 can be organically integrated to construct a more flexible system.

FIG. 3 is a block diagram showing an example in which a content distribution system using the basic configuration of the present invention is implemented in a hot spot, a station, or in a public transportation vehicle.

The upper management server 100 manages registration / authentication of the infrared transmission device 105 and the portable terminal 106, encrypts the distribution content, issues an encryption key necessary for the encryption processing and decryption, and authorizes access to the infrared transmission device 105. Perform management.

The content management server 101 stores and manages content-related information for distribution. The content input / broadcast management client 103 realizes information input / update and broadcast management.

The content input and broadcast management client 103 performs broadcast management of broadcast content input / update and broadcast distribution schedule via the network. The upper management server 100 selects necessary content information from the content stored in the content management server 101 according to the distribution schedule, performs content encryption processing, and creates data for distribution.

The infrared transmission device 105 that has received the authentication of the upper management server receives the distribution content data from the upper management server 100 via the network, and distributes the distribution content data by the unidirectional infrared data distribution method.

The mobile terminal 106 equipped with the unidirectional infrared data distribution method receives the distribution content data transmitted from the infrared transmission device 105, and the content issued from the host management server 100 in advance through the non-infrared wireless communication path of the mobile terminal 106 The received content is decrypted and viewed with the encryption key for decrypting the content and the access authority for viewing the content. Further, a billing record is created for the subscription of content that can be viewed at a special charge, and is periodically transmitted to the upper management server 100 via the non-infrared wireless communication path of the mobile terminal 106.

FIG. 4 is a block diagram showing one embodiment in which fine distribution areas are densely arranged such as a shopping mall using the basic configuration of the present invention.

The upper management server 200 manages registration / authentication of the content management server 202 that realizes storage and management of product sales information and the like. Also, the cryptographic processing manager 201 issues and manages cryptographic keys necessary for the encryption processing of the distributed content.

The content management server 202 accumulates and manages product sales information for distribution, manages the infrared transmission device 204 with the infrared transmission device manager, and performs encryption processing of the distribution content with the encryption processing manager 201.

The merchandise sales information input / broadcast management client 203 performs merchandise sales information input / update and distribution management of the distribution schedule, inputs the merchandise sales information related information to the content management server 202, and stores the information in the content management server 202.

Depending on the distribution schedule, the content information selected from the content stored in the content management server 202 is encrypted for each infrared distribution device 205 by the encryption processing manager 201 using the encryption key acquired from the higher-level management server. Create content data for distribution.

The infrared transmission device 205 receives content data for distribution from the content management server 202 via the in-house network 204, and distributes the content data for distribution by a unidirectional infrared data distribution method.

Since the content management server 202 is registered in the upper management server 200, registration / authorization of the infrared transmission device 205 in the upper management server 200 is not necessary.

The mobile receiving terminal 206 having a reception function of the unidirectional infrared data distribution method registered in advance in the upper management server 200 receives the distribution content data transmitted from the infrared transmission device 205 and acquires the encryption key acquired from the upper management server 200. The content data is decrypted and viewed with authentication.

FIG. 5 is a block diagram showing an embodiment of a portable receiving terminal equipped with an infrared receiving interface having a unidirectional infrared data distribution method in the first and second embodiments.

The mobile terminal is a mobile phone or a PDA having a wireless communication function other than infrared rays.

The portable receiving terminal 300 equipped with an infrared receiving interface having a unidirectional infrared data distribution method has a unidirectional infrared distribution method as a basic configuration in order to receive content data distributed by the unidirectional infrared data distribution method. An infrared reception interface 301, a content processing device 302, a content storage device 303, a content display device 305, and a network communication interface 304 having non-infrared wireless communication means are provided.

In the portable receiving terminal 300, the infrared receiving interface 301 has a function capable of receiving data distributed by the unidirectional infrared data distribution method.

In the portable receiving terminal 300, the content processing device 302 performs an operation of decrypting the encrypted content data received by the infrared receiving interface 301. It also classifies and stores content related information.

The content storage device 303 of the portable receiving terminal 300 stores the decrypted and classified content related information.

On the portable receiving terminal 300, the content display device 305 displays content-related information, an operation state, and the like.

In the portable receiving terminal 300, a network communication interface 304 can access the network by wireless communication means other than infrared communication.

When the mobile receiving terminal 300 acquires the issuance of the encryption key for authentication, reception permission, and content decryption from the upper management server 100 or 200 using the network communication interface 304 other than infrared communication, or receives a paid service, The accounting record is transmitted to the accounting system of the upper management server through this interface 304.

In order to improve the operability of the portable receiving terminal 300, a function for predicting user behavior using the correlation between the user's operation and the browsing content is installed. With this function, it is possible to quickly search and display the content that you want to browse with a small number of operations. In addition, by providing this function, a method for realizing customization of the portable receiving terminal was provided.

It is a principle figure of the basic composition 1 of the content data delivery system which uses a unidirectional infrared data delivery system. It is a principle figure of the basic composition 2 of the content data delivery system which uses a unidirectional infrared data delivery system. 1 is a configuration example of Embodiment 1 of a unidirectional infrared data distribution method and system. It is a structural example of Embodiment 2 of a unidirectional infrared data delivery system and a system. The structural example of the portable terminal carrying the receiving function of a unidirectional infrared data delivery system.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 High-order management server 11 Content-related manager 12 Transmission apparatus authentication management server 13 Content server 14 Cryptographic management / processing manager 15 Mobile terminal receiving registration / authentication / management server 20 Infrared transmitting apparatus 21 Network communication interface 22 Distribution data processing apparatus 23 Content storage Device 24 Infrared transmission interface 30 Mobile reception terminal 31 Infrared reception interface 32 Network communication interface 33 Content storage device 34 Content processing device 35 Content display device 40 Content management client 50 Content management server 51 Cryptographic processing manager 52 Content-related manager 53 Content server 60 Management server 61 Cryptographic management manager 62 Mobile terminal registration / authentication / management server 63置認 certificate management server 70 infrared transmitter 80 mobile receivers 100 upper management server (registration, authentication and encryption)
101 Content Management Server 103 Content Input / Broadcast Management Client 104 Internet 105 Infrared Transmitting Device 106 Portable Reception Terminal 200 Host Management Server (Data Distribution Authorization and Permission Management Server)
201 Cryptographic Processing Manager 202 Content Management Server 203 Merchandise Sales Information Input and Broadcast Management Client 204 Network 205 Infrared Transmitting Device 206 Portable Receiving Terminal 207 Internet 300 Portable Receiving Terminal 301 Infrared Receiving Interface 302 Content Processing Device 303 Content Storage Device 304 Network Communication Interface 305 Content display device

Claims (16)

Infrared transmitter for distributing content related information by unidirectional infrared data distribution method, portable terminal for receiving content related information by unidirectional infrared data distribution method, client having input update function of content related information, distribution content related An infrared data distribution system comprising an information management / storage function, an encryption processing function of content-related information, an authentication management function of an infrared transmitter, and an authentication management function of a portable terminal .
2. The infrared data distribution system according to claim 1, wherein an interface for distributing content-related information to a mobile receiving terminal such as a mobile phone is configured by a unidirectional infrared data distribution system.
2. The infrared data distribution system according to claim 1, wherein a mobile receiving terminal such as a mobile phone that receives content-related information by a unidirectional infrared data distribution system includes a wireless communication interface as a communication means of a host management server.
Registration of a content server having a function of storing and managing content-related information or a link of the information, an infrared transmission device management server having a function of managing and controlling the infrared transmission device, and receiving portable terminal Infrared data comprising: a reception registration management server having a certification and management function; a content input management server having a content input management function; and a higher-level management server having a function of encrypting distribution content data Distribution system.
The invention according to claim 1 includes a network communication interface having a function of connecting a network, a storage device having a function of storing content-related data, and a function capable of delivering to a mobile terminal such as a mobile phone by a unidirectional infrared data delivery method. An infrared data distribution system comprising an infrared transmission device including an infrared transmission interface.
In the invention of claim 1, an infrared receiving interface having a function of receiving data by a unidirectional infrared data distribution system, a storage device having a function of storing received data, and a function of performing processing such as decoding and classification of received data An infrared data distribution system, comprising: a portable data terminal including a distribution data processing device and a content display device having a function of displaying received data.
A method of storing and managing the host management server and content-related information or link information of the information, a method of managing, controlling and authenticating the infrared transmission device, a method of registering and authorizing the receiving portable terminal, and distribution content A content related information providing method comprising an input management method and a distribution content data encryption method.
Infrared transmitter, method of receiving distribution content related information from host management server via network, method of storing received content related information, method of distributing content related information by unidirectional infrared data distribution method, A content-related information providing method comprising:
A portable terminal having an infrared receiving function, a method of receiving content-related information distributed by a unidirectional infrared data distribution method, a method of decrypting encrypted content, a method of storing content-related information, and content-related A content-related information providing method comprising a method for displaying information.
2. The content-related information providing system according to claim 1, wherein the upper management server and a plurality of infrared distribution devices are connected to a network.
2. The content-related information providing system according to claim 1, wherein the distribution data reception permission of the portable terminal and the distribution permission of the infrared distribution device can be managed by a higher management server.
2. The content-related information providing system according to claim 1, wherein information including position information where the infrared distribution device is installed can be provided.
The content-related information providing system according to claim 1, wherein a specific distribution area can be obtained by an installation method of the infrared distribution device.
The content-related information according to claim 1, wherein the usage status or billing information of the content-related information distributed by the portable receiving terminal can be created as a billing record and provided to the upper management server via a wireless communication path other than infrared. Offer system.
2. The portable receiving terminal according to claim 1, which has a receiving function of a unidirectional infrared data distribution system.
The mobile reception terminal according to claim 1, further comprising a user motion prediction function that uses a correlation between a user operation and browsing content in order to improve the operability of the mobile reception terminal.

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