JP2000201145A - Method for sorting information service and method for constructing information service network - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve a defect due to non-efficiency when software and hardware are individually prepared and packaged in each information distribution service to be provided and a defect that necessary software and hardware functions should be newly prepared in each addition of service. SOLUTION: Network functions are classified in each category in accordance with the distribution targets and distribution directions of information service to efficiently construct a network. Since the functions of the information service network are classified into categories aiming at the distribution targets and distribution directions of information service, the attributes of the network functions can be simply specified and each specified function is applied to the network by a hardware/software format.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a method for classifying information distribution and information access services and a method for constructing an information service network.

[0002]

2. Description of the Related Art Information distribution services include ticket reservation via the Internet, E-mail distribution, and IP.
Multicast, electronic secretary (agent service),
There are voting, video conferencing via the telephone network, an unspecified number of telephone voting services (telegong), VOD via the television broadcasting network, and the like, and a simple text message service (short mail, SMS) via the mobile communication network. (Short Messa
ge Service) etc.), PTM-M (Point-To-Multipoint-M
ulticast), PTM-G (Point-To-Multipoint-Group)
And other services.

Conventionally, in providing such information distribution and access services, functions are extracted for each service to be provided, and software and hardware for realizing the extracted functions are individually created for each service. , And implements software and hardware accordingly.

[0004]

As described above, conventionally,
Since software and hardware are individually created for each service, the software and hardware are implemented for the services to be provided, resulting in inefficiency.

In addition, there is a drawback in that every time a service is added, software and hardware functions required for the added service must be newly created. In particular,
In the current situation where new services are being proposed one after another,
A high degree of freedom in adding services is required for information distribution and access service networks.

[0006]

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to classify network functions into categories focusing on service distribution targets and distribution directions, thereby achieving a category of information distribution and access services aiming at efficient construction. The purpose is to provide a dividing method.

Another object of the present invention is to provide a method of constructing a network that can provide information distribution and access services with a high degree of freedom based on such a classification method.

In order to achieve the above object, the invention according to claim 1 distributes information from an information distribution server to a distribution target via a network, and distributes the information from the distribution target via the network. In classifying various services in the network that accesses the server, the distribution directions are a direction (C) from the information distribution server to the distribution target and a direction (A) from the distribution target to the information distribution server. And the distribution target is classified into a case where the distribution target is not specified and a case where the distribution target is specified.
It is classified into the constraint condition (g) of the region, and the above-mentioned case is specified as a temporary group (tg) and a permanent group (p).
g) and individuals (p), so that category C
a, Cg, Ctg, Cpg, Cp and Aa, Ag, Atg,
Apg and Ap are defined, and attributes of the corresponding network function are assigned to each of the categories.

According to a second aspect of the present invention, information is distributed from an information distribution server to a distribution target via a network.
In the method for constructing an information service network for providing various information distribution and access services from the distribution target to access the information distribution server via the network, the distribution direction may be changed from the information distribution server to the information distribution server. Direction toward target (C)
And a direction (A) from the distribution target to the information distribution server. The distribution target is classified into a case where the distribution target is not specified and a case where the distribution target is specified. a) and a constraint (g) of a region, and the specifying case is classified into a temporary group (tg) and a permanent group (pg), and an individual (p),
Thus, categories Ca, Cg, Ctg, Cpg, Cp and Aa, Ag, Atg, Apg, Ap are determined, attributes of network functions corresponding to each of the categories are assigned, and a service to be provided is associated with the category. Identify the attributes of the corresponding functions, specify the functions required for the service to be provided from the attributes of the specified functions, and determine whether to execute the specified functions in hardware or software. The specified function is provided to the network in the form of hardware and / or software.

According to a third aspect of the present invention, in the construction method according to the second aspect, the network includes at least a subscriber exchange and a gateway exchange, and the information distribution server is selectively provided to the subscriber exchange and the gateway exchange function. Assign,
A cache memory is selectively allocated to the local exchange and the gateway exchange and the information distribution server, and the specified function is provided to the local exchange and the gateway exchange according to the service to be provided. It is characterized by.

[0011]

According to the classification method of the present invention, the attributes of the network function can be easily specified by classifying the functions of the information service network into categories focusing on the distribution target and distribution direction of the information service.

According to the information service network construction method of the present invention, the attribute of the function of the service to be provided can be specified by such a classification, and the software and the hardware are created for each category in accordance with the classification, whereby the service is provided. The application can be performed easily.

As described above, according to the present invention, by creating software and hardware for each category corresponding to a desired service, the common functions can be shared between the services, so that the efficiency is improved. A network can be built. Furthermore,
According to the present invention, for a new service to which only a certain function has been added, only software or hardware corresponding to the function corresponding to the category to which the service belongs need to be added, and software or hardware for the new service must be added. There is also an advantage that it is not necessary to create all new.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In the present invention, categorization is performed as shown in Table 1 by paying attention to information distribution directions and distribution targets.

[0015]

[Table 1]

As for the distribution direction, a CAST type direction C for distributing information such as notification and data from the distribution server;
A that sends information such as request, confirmation, and registration to the distribution server
It is divided into the direction A of the CCESS type. The distribution target is divided into a case where the user is not specified and a case where the user is specified. If no user is specified, all subscribers all
(a) and regional geographical (g). When specifying a user, it is divided into a group group (g) and an individual personal (p). The group will join the group temporarily
mperary (tg) and the group permanent (p
g) and

In Table 1, in the combination of the distribution direction and the distribution target, the symbols C, A, a, g,
The attribute of the network function is represented by a category represented by a combination of tg, pg, and p.

FIG. 1 is an explanatory diagram exemplifying network functions that can be shared among the nodes of the information service network according to the categories shown in Table 1.

Function F1 is a distribution function. Distribution function is a function to transfer information from the information distribution server to the number of nodes in the information service network connected to the server, and to make multiple copies at a certain node in the information service network according to the number of users, groups, etc. Say.

Function F2 is a cache function. The cache function is a memory function for temporarily storing information transferred from the server.

Function F3 is a distributed function of the distribution server.
The distribution function of the distribution server is to avoid access to the centralized distribution server from the information service network and to avoid congestion from the distribution server to the information service network.
Refers to the function of distributing distribution servers.

Function F4 is an aggregation function. The aggregation function is a function of transferring information in a direction opposite to the distribution direction and aggregating the information.

Function F5 is a location registration / tracking function. The location registration function refers to a function of registering the location of a mobile device (user) on a network. The position tracking function refers to a function of tracking the position of a user participating in or subscribing to a group or an individual.

Function F6 is a group registration function. The group registration function refers to a function of registering a participating or contracted group on a network.

Function F7 is a user authentication function. The user authentication function is a function of determining whether each user is a valid user registered in the network.

Function F8 is an inter-node synchronization function. The inter-node synchronization function is a function of synchronizing distribution information between nodes so as to ensure broadcast and continuity of information by handover.

Of these functions F1 to F8, functions F1 to F8
For example, as shown in FIG. 2, as shown in FIG. 2, an HLR / SCP (HLR (Home Location Registe
r): Perform user location registration) (SCP (Service Contr)
ol Point): service control is performed), and F8 is realized as software processing by, for example, hardware such as a synchronous device, or realized by software processing of TCP / IP. G
This can be realized using a PS (Global Positioning System). In FIG. 2, PC is a computer terminal such as a personal computer, MS is a mobile device coupled to a personal computer PC, BTS is a base station transceiver for communicating with a mobile station MS / ADP, and RNC is a base station transceiver BTS. A wireless network controller that controls a wireless network via the I / L indicates an Internet / LAN system. In the information distribution network shown in FIG.
0, 200 and 300 are information distribution servers connected via interfaces 700, 800 and 900, respectively.

In each of the above nodes, the functions F1 to F4 shown in FIG. 1 are realized. The distribution function F1 is realized in the form of, for example, copy trunks 101, 202, and 302. For the cache function F2, the cache memories 201, 301, and 401 are connected to the exchanges 200, 3
00 and the server 400. These cache memories may be provided in either the exchange or the server, or may be provided in both of them. Distributed function F3
Is determined based on where the distribution servers 400, 500, and 600 are arranged on the system. Aggregation function F
4 is, for example, header translators 102, 203, 30
3 is realized in the form of MTP (Multipoint-To-Point) setting.

Next, a specific example of the method of the present invention for constructing an information service network based on the categorization dimensions of the desired service and the functions described above according to the present invention will be described below.

(1) E-mail service As shown in FIG. 3, when a distribution request is issued from the mobile station MS to the information distribution server SV via the network NW, the distribution server SV sends the distribution request to the mobile station MS. Mail is delivered. The attribute of the function for this service is represented by a combination of the categories Ap and Cp. Therefore, the necessary functions are F5, F7, and F8.

(2) News Distribution Service As shown in FIG. 4, a distribution notification is sent from the server SV to the mobile station MS via the network NW. After receiving the distribution notification, the mobile station MS knows that the news is to be distributed, and sends a distribution request to the server SV if the news is required, so that the server SV distributes the news. The attribute of the function for this service is represented by, for example, a combination of the categories Cpg, Ap, and Cp. Therefore, the necessary functions are F1, F2, F5, F7, and F8.

(3) PTM-M service As shown in FIG. 5, distribution is performed from the distribution server SV to all users or mobile stations MS in a specific area. Since the attribute of the function for this service is represented by the category Ca or Cg, the required functions are F1, F2, F3, and F8.

(4) PTM-G Service As shown in FIG. 6, a distribution request is sent from the information provider's mobile unit MS1 to the distribution server SV, and the server SV is transmitted.
Performs distribution to mobile stations MS1, MS2, and MS3 in a specific group. Since the attribute of the function for this service is represented by the combination of the category Ap and Ctg or the combination of Ap and Cpg, the necessary functions are F1, F2, F5, F7, and F8.

(5) Voting service from unspecified majority This is a case in which voting for pros and cons of a television broadcast program is performed for an unspecified majority via a fixed or mobile telephone network. As shown in FIG. 7, voting data from the mobile devices MS1, MS2, and MS3 is taken into the distribution server SV via the network NW. The attributes of the functions for this service are represented by the categories Aa, Ag, Atg, so the required functions are F3, F4, F6, F
7, F8.

(6) Voting Service As shown in FIG. 8, the voting theme is distributed from the information distribution server SV to the personal computers PC1 and PC2 of the distribution targets.
Each subject transmits voting data to the server SV by the mobile devices MS1 and MS2. Here, since the target person is an unspecified user or group, the attributes of the function for this service are categories Ca and Ag, Cg and Ag, Ctg and Atg.
Or represented by Cpg and Apg. Therefore, the necessary functions are F1, F2, F3, F4, F5, F6, F7, and F8.

(7) Video conference service This service is the same as PTM-G, except that only temporary groups among specific groups are to be distributed. Therefore, the attribute of the function for this service is the category Ap
And Ctg. Therefore, the necessary functions are F1, F
2, F5, F7, and F8.

(8) Electronic Secretary Service As shown in FIG. 9, a mobile terminal MS1 of the electronic secretary transmits a conference setting request to the distribution server SV. In response to this, the server SV contacts the mobile stations MS2 and MS3 at necessary locations, and performs schedule adjustment with the server SV. The result is registered in the server SV and a conference setting notification is sent to the mobile station MS1. Therefore, the attribute of the function for this service is represented by the categories Ap, Cpg, Cp.
Therefore, the necessary functions are F1, F2, F5, F7, and F8.

FIG. 10 shows the mapping of the various services exemplified above in FIG. Here, the service with an arrow indicates that the combination of the distribution direction and the distribution target changes in the direction of the arrow.

In the method of constructing the information service network of the present invention, as described above, the attributes of the functions for the desired service are represented according to the categorization in Table 1, so that the network functions required for the service are provided in the distribution direction and the distribution direction. It can be specified in relation to the distribution target. Therefore, when a plurality of types of services are desired, necessary network functions can be simply arranged, and the specified necessary functions can be assigned according to a predetermined assignment of hardware and software. .

[0040]

According to the classification method of the present invention, the attributes of the network function can be easily specified by classifying the functions of the information service network into categories focusing on the distribution target and distribution direction of the information service.

According to the information service network construction method of the present invention, the attribute of the function of the service to be provided can be specified by such a classification. Therefore, by creating software and hardware for each category in accordance with the classification, the service can be specified. The application can be performed easily.

As described above, according to the present invention, by creating software and hardware for each category corresponding to a desired service, common functions can be shared between services, so that efficient services can be provided. A network can be built. Furthermore,
According to the present invention, for a new service to which only a certain function has been added, only software or hardware corresponding to the function corresponding to the category to which the service belongs need to be added, and software or hardware for the new service must be added. There is also an advantage that it is not necessary to create all new.

Although the present invention can be suitably used for providing services in the case of a mobile communication network, the present invention is not limited to this case, and can be effectively used for providing services in the case of a fixed network such as a telephone network or the Internet. Can be.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram illustrating network functions classified according to the present invention;

FIG. 2 is a system diagram showing an example of an information distribution network constructed according to the present invention.

FIG. 3 is an explanatory diagram of a method for providing an information service to a network according to the present invention.

FIG. 4 is a diagram illustrating a method for providing an information service to a network according to the present invention.

FIG. 5 is a diagram illustrating a method for providing an information service to a network according to the present invention.

FIG. 6 is an explanatory diagram of a method for providing an information service to a network according to the present invention.

FIG. 7 is an explanatory diagram of a method for providing an information service to a network according to the present invention.

FIG. 8 is a diagram illustrating a method for providing an information service to a network according to the present invention.

FIG. 9 is a diagram illustrating a method for providing an information service to a network according to the present invention.

FIG. 10 is an explanatory diagram showing an information service applied to categorization according to the present invention.

[Explanation of symbols]

F1 to F8 Network functions PC Personal computer MS Mobile station BTS Base station transceiver RNC Radio network controller 1000 HLR / SCP I / L Internet / LAN system 100, 200 Subscriber exchange 300 Gateway exchange 400, 500, 600 Information distribution server 700, 800, 900 interface 201, 301, 401 cache memory 101, 202, 302, 102, 203, 303 software NW network SV information distribution server

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Claims (3)

[Claims] An information distribution server distributes information to a distribution target via a network, and classifies various services in the network from which the distribution target accesses the information distribution server via the network. The directions are classified into a direction (C) from the information distribution server toward the distribution target and a direction (A) from the distribution target to the information distribution server, wherein the distribution target is not specified. Classified as “specified” and all subscribers (a)
And the constraint condition (g) of a region, and the above-mentioned specified case is classified into a temporary group (tg) and a permanent group (pg), and an individual (p), whereby the categories Ca, Cg, Ctg are obtained. , Cpg, Cp, and Aa, Ag, Atg, Atg, Apg, Ap, and assigning a corresponding network function attribute to each of the categories. 2. A network for distributing information from an information distribution server to a distribution target via a network and accessing the information distribution server from the distribution target via the network. In the method of constructing an information service network that provides: (A) a distribution direction is divided into a direction (C) from the information distribution server to the distribution target and a direction (A) from the distribution target to the information distribution server; The distribution target is classified into a case where the distribution target is not specified and a case where the distribution target is specified.
And the constraint condition (g) of a region, and the above-mentioned specified case is classified into a temporary group (tg) and a permanent group (pg), and an individual (p), whereby the categories Ca, Cg, Ctg are obtained. , Cpg, Cp and Aa, Ag, Atg, Apg, Ap are assigned, the attributes of the corresponding network functions are assigned to each of the categories, and the service to be provided is associated with the categories to determine the attributes of the corresponding functions. , Identify the functions required for the service to be provided from the attributes of the specified functions, determine whether the specified functions are to be executed in hardware or software, and specify the specified hardware and / or software A method for constructing an information service network, wherein the specified function is provided to the network in a form. 3. The method according to claim 2, wherein the network comprises at least a local exchange and a gateway exchange, and selectively allocates an information distribution server to the local exchange and the gateway exchange function. A cache memory is selectively allocated to the exchange and the gateway exchange and the information distribution server, and the specified function is provided to the subscriber exchange and the gateway exchange according to the service to be provided. How to build an information service network.