JP2003345645A - Method and system for notification of information update - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To enable a client to obtain an updated Web page through easy operation. <P>SOLUTION: Provided is an information update notification time managing device 201 which: sets a period in which Web page data which are updated periodically or aperiodically on a Web server 103; and notifies a client that Web page data that a client 105 desires have been updated within the set data acquisition period. Consequently, the client 105 who needs the Web page data obtains notice at need. Limitations are imposed on the notification of information update to lighten the load on the Web server 103. <P>COPYRIGHT: (C)2004,JPO

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to an information update notification method and an information update notification system for notifying a client of an update of Web page data that is updated regularly or irregularly.

[0002]

2. Description of the Related Art Conventionally, when browsing a Web page using a client such as a portable terminal device or a personal computer connectable to the Internet, a desired URL (U.S.
niformResource Locator) to access the web server indicated by the URL, and from the web server,
Download page b data. Thus, the downloaded Web page data is displayed on the monitor.

[0003] Web page data is updated periodically or irregularly on the Web server 103 side as shown in FIG. When the Web server 103 updates the Web page data, the Web server 103 updates the Web page data with the client 2 registered in advance.
00 is notified using a means such as e-mail. Upon receiving the notification that the web page data has been updated, the client 200 acquires the updated web page data. If it is not needed, it is not acquired.

[0004] Regardless of whether or not the client 200 has acquired Web page data, the Web server 103 sends a notification to the client 200 that the information has been updated, but the client 200 once registers with the Web server 103. When the information is released, the client 200 is not notified of the update of the Web page data information thereafter.

[0005]

By the way, the conventional We
In updating the b-page data, the client 200
If the user does not access the Web server 103, it cannot know whether or not the contents of the Web page have been updated.
Therefore, to obtain the latest Web page data, W
It is necessary to frequently access the web server 103 to check the update status, and there is a problem that a complicated operation is forced on the client 200 side.

[0006] As a method of not accessing the Web server 103 frequently to check the update status, the client information is registered in the Web server 103 in advance, and the W
The means of updating the content of the eb page by e-mail or other means
A method of notifying the client 200 of the information is known. However, the notification may be made when the client 200 needs the desired information. However, the information is notified at every update unless the registration with the Web server 103 is canceled. Requires a complicated operation.

[0007] The present invention has been made in view of the above points,
It is an object of the present invention to provide an information update notification method and an information update notification system that enable a client to acquire an update of a Web page with a simple operation.

[0008]

In order to achieve the above object, according to the first aspect of the present invention, a client is provided with a server for a period during which the server can acquire information updated regularly or irregularly on the server side. Setting, and when the information desired by the client is updated within the information acquisition period, the client is notified of the update.

According to the above configuration, by setting a period during which the client can obtain desired information from the server, it is possible to know the update of the desired information within that period. Therefore, when the client acquires the latest information, it is not necessary to frequently access the server to check the update status, and the information update can be acquired by a simple operation. Further, by setting a limit on the notification of the information update, the load on the server can be reduced.

[0010] According to a second aspect of the present invention, at the time of updating information that is updated regularly or irregularly on the server side, a client that has accessed the information before the update is determined, and the client is notified of the update. Features.

According to the above configuration, before the information is updated, the client that has accessed the information is notified of the update of the information. Therefore, the client updates the information only when the client needs the desired information. You can know. Therefore, when the client acquires the latest information, it is not necessary to frequently access the server to check the update status, and it is not necessary to perform a complicated operation as in the related art. Also, the load on the server side can be reduced.

According to a third aspect of the present invention, there is provided an information acquisition period setting means (information update notification time management device 201) for setting a period during which information updated periodically or irregularly on the server side can be acquired; Information update notifying means (information update notification time management device 201) for notifying the client of information updated by the client within the information acquisition period set by the period setting means,
And characterized in that:

According to the above configuration, by setting a period during which the client can obtain desired information from the server, it is possible to know the update of the desired information within that period. Therefore, when the client acquires the latest information, it is not necessary to frequently access the server to check the update status, and it is not necessary to perform a complicated operation as in the related art. Also, the load on the server side can be reduced.

[0014] According to a fourth aspect of the present invention, at the time of updating information regularly or irregularly updated on the server side, an access determining means (information update notification determining device 500) for determining a client who has accessed the information before updating. ), And an information update notifying unit (information update notification determining device 500) for notifying the client of the update if there is a client accessing the information before the update.

According to the above configuration, before the information is updated on the server side, the client that has accessed the information is notified of the update of the information. Therefore, the client is only required when the desired information is needed. , You can know its update. Therefore, when the client acquires the latest information, it is not necessary to frequently access the server and check the update status, and the information update status can be checked by a simple operation, and the information with a small load on the server. An update notification system can be provided.

[0016]

Embodiments of the present invention will be described below with reference to the drawings. (Embodiment 1) FIG. 1 is a diagram showing an overall configuration diagram of an information update notification system according to Embodiment 1 of the present invention. In FIG. 1, a client 105 such as a mobile terminal device 100 or a personal computer 101 having a function connectable to the Internet can perform data communication with a Web server 103 connected to the Internet 102.

FIG. 2 is a block diagram showing a schematic configuration of the Web server 103 and the client 105. In FIG. 2, a Web server 103 includes a Web page data storage unit 200 storing information of Web page data,
Information update notification time management device 201 and transmission / reception device 202
And a network interface device 203. The client 105 includes a network interface device 204, a transmission / reception device 205, and an input / output device 2
06.

The information update notification time management device 201 of the Web server 103 and the transmission / reception device 202 are connected,
Each of the Web page data information can be notified or acquired of the Web page data information update. Also, the information update notification time management device 201
The transmission / reception device 202 is connected to the network interface device 204 of the client 105 via the network interface device 203. The network interface device 204 of the client 105 is connected to the input / output device 206 via the transmission / reception device 205.

FIG. 3 is a sequence diagram showing the operation of the information update notification system according to the present embodiment. In FIG. 3, first, the client 105 sends the Web server 103
Set the notification permission time for. The notification permission time is set from the client 105 to the Web server 103. When notifying the client 105 that the information of the Web page data has been updated,
For example, the notification time is specified such as "notify only information update within 5 hours from now" or "receive only information update from 6:00 am to 6:00 pm on weekdays".

Note that the Web server 103 does not notify the client 105 of the update of the information of the Web page data other than the notification permitted time. When the information is updated on the Web server 103 side, the information update notification time management device 201 sends a Web request to the corresponding client 105.
Notify that the information of page b data has been updated.

Next, the processing flow when the information of the Web page data of the Web server 103 is updated will be described.
This will be described with reference to the flowchart of FIG. This flowchart shows that the information update notification time management device 201
This is a processing procedure for notifying the client 105 when the page data information is updated.

On the client 105 side, the input / output device 206
Is transmitted from the transmission / reception device 205 to the Web server 103 using, for example, a message "Update the Web page within 5 hours from the present time. When the transmission / reception device 202 receives the data of “Get notification of Web page update within 5 hours from now”, the Web server 103 stores the data in the information update notification time management device 201.

The information update notification time management device 201 is
It is possible to recognize the update of the information of the b-page data, and when the information of the Web page data desired by the client 105 is updated, the client selects whether it is necessary to notify the fact (step 400) and The information update notification time management device 201 determines whether the notification is within the notification permission time desired by the client 105 (within 5 hours) (step 401). If the client is within the notification permission time, the transmission / reception device 202 acquires the information of the Web page data, and notifies the relevant client 105 using the transmission / reception device 202 (step 402). As a result, the client 105 can obtain desired update information.

On the other hand, if the information of the Web page data is updated after the elapse of five hours, which is the notification permission time desired by the client 105, the client 105 will
The information registered with the server b is released (step 403). The client 105 can select whether to notify the client 105 of the fact.

As described above, according to the present embodiment, the client 105 sets the information update notification permission time in the information update notification time management device 201, so that the client 105 can update the information only during the set time. You can know that. Therefore, if the client has the latest W
When acquiring web page data, it is not necessary to frequently access the server to check the update status, and the update status of the web page data can be checked by a simple operation. Further, the load on the server can be reduced by restricting the information update notification.

Note that the client 105 can set an arbitrary notification permission time for the information update notification time management device 201, and the information update notification time management device 201 sets the client 105 and the arbitrary notification time set by the client 105. Permission times can be stored.

(Embodiment 2) FIG. 5 is a block diagram showing a configuration of an information update notification system according to Embodiment 2 of the present invention. In FIG. 5, a Web server 103 is connected to an information update notification determination device (access determination unit and information update notification unit) 500 and a transmission / reception device 202. Information update notification or acquisition is possible. The information update notification determination device 500 and the transmission / reception device 202 are connected to the network interface device 204 of the client 105 via the network interface device 203. Network interface device 204 of client 105
Is connected to the input / output device 206 via the transmission / reception device 205.

FIG. 6 is a sequence diagram showing the information update notification system according to the present embodiment. In FIG. 6, a client 105A and a client 105B are a portable terminal device 100 and a personal computer 101 both connectable to the Internet.

FIG. 7 is a flowchart showing the information update notification system according to the present embodiment. This flowchart shows the flow of processing on the Web server 103 side, and is a processing procedure when the information update notification determination device 500 notifies the client 105 that the information of Web page data has been updated.

First, the client 105A and the client 105B register with the Web server 103. When updating the Web page data information, if there is a client that has acquired the Web page data information before update, the Web server 103 notifies the client of the update. As a result, if acquisition has not been performed, notification to that effect is not performed.

When the information is updated on the Web server 103 side, the information update notification determining device 500 notifies the corresponding client that the information of the Web page data has been updated.

Next, referring to the flowchart of FIG.
A process when the information of the web page data of the web server 103 is updated will be described. When the information on the Web page data desired by the client 105 recognizes the update, the information update notification determination device 500 determines the client that has acquired the Web page data before the information is updated (step 700). If there is a client that has acquired the information of the Web page data before the update, the destination of the client is determined, and notification that the information of the Web page data has been updated is made (step 40).
2).

The update notification of the information of the Web page data is as follows:
This is performed by the transmission / reception device 202 of the Web server 103,
Sent from the network interface device 203 to the client 105. The client 10
5 can obtain desired update information. On the other hand, Web
For the client 105 that has not obtained the information before the page data information is updated, the pre-registered information is canceled (step 403), and the update of the Web page data information is notified to the client 105. Not done.

As described above, according to the present embodiment, the client 105 accessing the information before the information of the Web page data is updated by the information update notification determination device 500
By notifying the client 105 of the information update, the client 105 can obtain desired update information when necessary.

Therefore, also in this embodiment, when the client obtains the latest Web page data,
It is not necessary to frequently access the server to check the update status, and the update status of the Web page data can be checked by a simple operation. Further, the load on the server can be reduced by restricting the information update notification.

[0036]

According to the present invention, by setting a period during which the client can obtain desired information from the server, it is possible to know the update of the desired information within that period. When acquiring the latest information, it is not necessary to frequently access the server to check the update status, and the update of the information can be acquired by a simple operation. In addition, by limiting information update notifications,
The server load can be reduced.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an overall configuration of an information update notification system according to Embodiment 1 of the present invention.

FIG. 2 is a block diagram showing a configuration of an information update notification system according to Embodiment 1 of the present invention.

FIG. 3 is a sequence diagram for explaining an operation of the information update notification system according to the first embodiment of the present invention.

FIG. 4 is a flowchart for explaining an operation of the information update notification system according to the first embodiment of the present invention.

FIG. 5 is a block diagram showing a configuration of an information update notification system according to Embodiment 2 of the present invention.

FIG. 6 is a sequence diagram for explaining an operation of the information update notification system according to the second embodiment of the present invention.

FIG. 7 is a flowchart for explaining an operation of the information update notification system according to the second embodiment of the present invention.

FIG. 8 is a sequence diagram for explaining the operation of a conventional information update notification system.

[Explanation of symbols]

100 Mobile terminal equipment 101 Personal computer 102 Internet 103 Web server 105, 105A, 105B Client 200 Web page data storage unit 201 Information update notification time management device 202 Transceiver 203 Network interface device 204 network interface device 205 transceiver 206 I / O device 500 Information update notification judgment device

Claims (4)

[Claims] 1. A method in which a client sets a period for a server to acquire information updated periodically or irregularly on the server side, and information desired by the client is updated within the information acquisition period. Information notification method to the client. 2. An information update notification, wherein when updating information that is updated regularly or irregularly on the server side, a client that has accessed the information before the update is determined and the client is notified of the update. Method. 3. An information acquisition period setting means for setting a period during which information updated periodically or irregularly on the server side can be acquired, and the client within the information acquisition period set by the information acquisition period setting means. An information update notification system, comprising: an information update notification unit that notifies the client when desired information is updated. 4. An information determining means for determining a client that has accessed the information before the update when updating information regularly or irregularly on the server side, and a client that has accessed the information before the update. An information update notifying unit for notifying the client of the update.