WO2016108431A1

WO2016108431A1 - Screen sharing system, screen sharing method and management server, and management server operation method

Info

Publication number: WO2016108431A1
Application number: PCT/KR2015/012574
Authority: WO
Inventors: 하영식; 하수현
Original assignee: 하영식; 하수현
Priority date: 2014-12-30
Filing date: 2015-11-23
Publication date: 2016-07-07
Also published as: KR20160081002A; KR101670983B1

Abstract

The present invention relates to a screen sharing system and a screen sharing method. The screen sharing system, according to the present invention, outputs a screen including information, which is the same as that in a display content region, so as to share the display content region with a first terminal outputting, on a first viewport, the display content region, which is a part to be outputted on the screen from an entire webpage corresponding to a predetermined address, and the screen sharing system comprises: an address information reception unit for receiving, from the first terminal, address information of the address; a location information reception unit for receiving, from the first terminal, location information for specifying a location of the display content region outputted in the first viewport from the entire web page; and a screen output unit for outputting a screen including information, which is the same as that in the display content region, on a second viewport on the basis of the address information and the location information. According to the present invention, when a plurality of terminals share a screen by using address information, the screen including substantially the same information can be shared on a real time basis even if the sizes of viewports of the terminals are different from each other, and users of the plurality of terminals can visually recognize the screen including substantially the same information and exchange opinions about the information.

Description

Screen sharing system and screen sharing method and management server and management server operation method

Embodiments of the present invention relate to a screen sharing system and a screen sharing method, and more particularly, a screen sharing for sharing a display content area with a first terminal by outputting a screen including the same information as the display content area of an entire web page. It relates to a system and a screen sharing method.

In the modern society, various communication networks are being integrated around the world as the Internet based on the rapid TCP / IP (Transport Control Protocol / Internet Protocol) such as computers, smart phones, and smart TVs is established. Accordingly, the Internet user is searching and obtaining a lot of information through the Internet.

On the other hand, recent web services are following a big flow of media and information sharing among individuals. And, Web services give users the ability to access / transmit all kinds of information from anywhere in the world.

In recent years, a web service provides a link service so that a plurality of users can share information included in a web page.

However, the browser executed by each individual user cannot control another user's browser as to what information the other user's browser is outputting.

For example, when a user of a first terminal wants to share information with a user of a second terminal with respect to a specific product disclosed in an online shopping mall operated in an open market form, the user of the first terminal is started. Although the address of the web page is transmitted to the user of the second terminal, the user of the second terminal can share the product information by accessing the address to check the web page, but the user of the first terminal and the second The user of the terminal cannot share the product information while visually recognizing the screen containing the same information.

In particular, when the size of the web page is larger than the browser on which the web page is displayed, if the browser size and resolution attribute of the first terminal and the browser size and resolution attribute of the second terminal are different, Since the display content area output to the terminal may be different, it is difficult to visually share substantially the same information among the respective terminal users.

In addition, in the case of a screen sharing method using a remote control method between terminals, a method of sharing the address information of a web page because the screen of the first terminal is shared by encoding and transmitting to the second terminal. Rather, there is a problem in that the amount of data transmission is relatively large, and therefore, it is not suitable for use in a manner of visually sharing the same information by real time synchronization between terminals.

The background art described above is technical information possessed by the inventors for the derivation of the present invention or acquired during the derivation process of the present invention, and is not necessarily a publicly known technique disclosed to the general public before the application of the present invention.

SUMMARY OF THE INVENTION The present invention has been made in an effort to provide a screen sharing system and a screen sharing method for sharing a display content area with a first terminal by outputting a screen including the same information as the display content area of an entire web page. .

In order to achieve the above object, a screen sharing system according to the present invention includes a first terminal outputting a display content area, which is a part of an entire web page corresponding to a predetermined address, to a screen in a first viewport; A screen sharing system for outputting a screen including the same information as the display content area and sharing the display content area, comprising: an address information receiver configured to receive address information of the address from the first terminal; A location information receiver for receiving location information for specifying a location of a display content area output to the first viewport of the entire web page, and the same information as the display content area based on the address information and the location information; And a screen output unit configured to output a screen to the second viewport.

In another embodiment of the present invention, a screen sharing method includes a first terminal and a display content area outputting a display content area, which is a part of an entire web page corresponding to a predetermined address, to a screen in a first viewport. A screen sharing method for sharing a display content area by outputting a screen including the same information, the method comprising: receiving address information of the address from the first terminal; Receiving location information for specifying a location of the display content area output to the first viewport, and outputting a screen including the same information as the display content area to the second viewport based on the address information and the location information; Characterized in that it comprises a step.

In the screen sharing system and the screen sharing method according to the embodiments of the present invention, when a plurality of terminals share a screen by using address information, the screen includes substantially the same information even though the viewports between the terminals are different from each other. There is an effect that can be shared in real time.

In addition, it is possible to obtain an effect that a plurality of terminal users can exchange opinions about the information while visually recognizing a screen that includes substantially the same information. Compared to the method of sharing information and sharing the screen, it can reduce the burden of excessive data transmission.

1 illustrates a structure in which contents of a display area are shared according to an exemplary embodiment of the present invention.

2 is a block diagram showing the configuration of the management server shown in FIG.

3 is a diagram illustrating a screen, a friend list screen, and a chat screen of a web page output to a first terminal.

4 is a diagram illustrating a web page screen, a friend list screen, and a chat screen output to a second terminal according to an embodiment of the present invention.

5 is a block diagram showing the configuration of the screen sharing system of the first terminal and the configuration of the screen sharing system according to the present invention of the second terminal.

6 is a diagram conceptually showing a display content area.

7A and 8A show an entire web page and a first viewport.

7B, 7C, 8B, and 8C are views illustrating a result of applying the change of the size of the second viewport or the overall view magnification of the web page when the location information receiver receives the location information in real time.

FIG. 9 illustrates a second viewport in which a first viewport and a scroll bar are generated.

10 is a flowchart illustrating a screen sharing method according to an embodiment of the present invention.

Here, the screen sharing system includes a communication unit for providing a communication means to exchange opinions between users of the terminal sharing the display content area, the communication means is a voice call unit for transmitting and receiving voice information, image It may include one or more of a video call unit that can transmit and receive information, and a chat unit that is executed using text.

The screen sharing system may further include: a mouse information receiver configured to receive mouse information for specifying a location indicated by the mouse pointer when the mouse pointer is positioned in the first viewport from the first terminal; And a pointer output unit configured to output, to a second viewport, an instruction pointer indicating information on a position indicated by the mouse pointer based on the mouse information.

In this case, the screen sharing system, the location information is preferably generated by identifying the web page components located in the display content area based on the web page components constituting the entire web page.

The screen sharing system may include relative coordinate information indicating a position of the display content area based on the entire area of the web page.

The screen sharing system may output the screen by controlling one or more attributes of the size of the second viewport and the viewing magnification of the entire web page.

The screen sharing system may be a scroll bar is generated by using the scroll bar, the position of the screen output to the second viewport of the display content area may be controlled.

The screen sharing method may include providing communication means to exchange opinions between users of the terminal sharing the display content area, wherein the communication means includes a voice call unit capable of transmitting and receiving voice information; It is preferable to include at least one of a video call unit capable of transmitting and receiving image information, and a chat unit executed by using text.

The screen sharing method may further include receiving mouse information for specifying a location indicated by the mouse pointer when the mouse pointer is positioned in the first viewport from the first terminal, and the mouse pointer is based on the mouse information. And outputting, in a second viewport, an instruction pointer indicating information of the pointed position.

The screen sharing method is preferably generated by identifying the webpage elements located in the display content area based on the webpage elements constituting the entire webpage.

The screen sharing method may include the relative position information indicating the position of the display content area based on the entire area of the web page.

The screen sharing method may include outputting a screen including the same information as the display content area to a second viewport by controlling one or more attributes of the size of the second viewport and the viewing magnification of the entire web page. It may be output.

Here, in the screen sharing method, when the size of the display content area is larger than the size of the second viewport, a scroll bar is generated and the scroll bar is used, whereby the position of the screen output to the second viewport in the display content area is determined. It may also include a step system that can be controlled.

A management server according to another embodiment of the present invention is a management server for managing a display content area, which is a part of an entire web page corresponding to a predetermined address, to be shared on a first terminal and a second terminal. An address information receiver for receiving address information of the address from a first terminal outputting a content area to a first viewport, and a position of a display content area output from the first terminal to the first viewport of the entire web page The location information receiver for receiving location information for specifying a and the second terminal outputs a screen including the same information as the display content area to the second viewport based on the address information and the location information. And a transmission unit for transmitting the address information and the location information to the second terminal.

Another embodiment of the present invention provides a method for operating a management server of a management server for managing a display content area, which is a part of an entire web page corresponding to a predetermined address, to be shared on a first terminal and a second terminal. An operating method comprising: receiving address information of the address from a first terminal outputting the display content area to a first viewport, and displaying the output from the first terminal to the first viewport of the entire web page. Receiving location information for specifying a location of a content area and allowing the second terminal to output a screen including the same definition as the display content area to a second viewport based on the address information and the location information; And transmitting the address information and the location information to the second terminal.

In addition, there is further provided a computer readable recording medium for recording another method for implementing the present invention, another method, and a computer program for executing the method.

Other aspects, features, and advantages other than those described above will become apparent from the following drawings, claims, and detailed description of the invention.

The following merely illustrates the principles of the invention. Therefore, those skilled in the art, although not explicitly described or illustrated herein, can embody the principles of the present invention and invent various devices that fall within the spirit and scope of the present invention. Furthermore, all conditional terms and embodiments listed herein are in principle clearly intended for the purpose of understanding the concept of the invention and are not to be limited to the specifically listed embodiments and states. Should be. In addition, it is to be understood that all detailed descriptions, including the principles, aspects, and embodiments of the present invention, as well as listing specific embodiments, are intended to include structural and functional equivalents of these matters. In addition, these equivalents should be understood to include not only equivalents now known, but also equivalents to be developed in the future, that is, all devices invented to perform the same function regardless of structure.

Accordingly, the functionality of the various elements shown in the figures, including functional blocks represented by a processor or similar concept, can be provided by the use of dedicated hardware as well as hardware capable of executing software in association with appropriate software. When provided by a processor, the functionality may be provided by a single dedicated processor, by a single shared processor, or by a plurality of individual processors, some of which may be shared. In addition, the use of terms presented in terms of processor, control, or similar concept should not be interpreted exclusively as a citation of hardware capable of executing software, and without limitation, ROM for storing digital signal processor (DSP) hardware, software. (ROM), RAM, and non-volatile memory are to be understood to implicitly include. Other well known hardware may also be included.

The above objects, features and advantages will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. In the following description of the present invention, when it is determined that the detailed description of the related known technology may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted or briefly described.

On the other hand, when a part is said to "include" a certain component, it means that it may further include other components, without excluding other components unless otherwise stated.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, and the same or corresponding components will be denoted by the same reference numerals, and redundant description thereof will be omitted. .

1 is a diagram illustrating a structure in which regions of display contents are shared according to an embodiment of the present invention. More specifically, the first terminal 10 and the second terminal 20-1, 20-2,..., 20-n (hereinafter 20) that share the display content area are connected through a network, and the first The terminal 10 may control a display content area screen shared by the first terminal 10 and the second terminal 20. The second terminal 20 may output a screen including the same information as the display content area by the screen sharing system. Here, the first terminal 10 may simultaneously share the display content area with one or more second terminals 20 by the screen sharing system.

The first terminal 10 and the second terminal 20 transmit and receive information necessary for sharing the display content area with each other.

Here, the first terminal 10 and the second terminal 20 may transmit and receive the necessary information to each other without passing through the management server 30 to be described later. For example, if the first terminal 10 can know the network address information allocated to the second terminal 20 through the management server 30 or the like, the first terminal 10 uses the network address information. Information necessary for the second terminal 20 can be transmitted directly. Meanwhile, the first terminal 10 and the second terminal 20 can transmit and receive necessary information to each other without passing through a management server by using a short range wireless communication method such as Bluetooth or a direct communication method by connecting a wired cable. have.

In addition, the first terminal 10 and the second terminal 20 may transmit and receive the necessary information to each other by way of the management server 30 to be described later.

More specifically, a method of transmitting and receiving necessary information via the management server 30 Let's explain.

In the management server 30 shown in FIG. 1, the display content area, which is a part of the entire web page corresponding to a predetermined address, displayed on the screen can be shared by the first terminal 10 and the second terminal 20. It is a server that provides screen sharing service. In this case, the management server 30 is not fixed in the network address information allocated to the

terminals

10 and 20, and is changed dynamically every time the screen sharing system is executed, or the terminal in which the user uses the screen sharing service is not fixed. Occasions and the like.

First, when the

terminals

10, 20 execute the system of the present invention and access the management server 30, the

terminals

10, 20 transmit the network address information assigned to the

terminals

10, 20 to the management server 20. Registered in, the management server 30 may store the network address information assigned to the terminal (10, 20). Here, the management server 30 may monitor while transmitting and receiving identification information to confirm whether the terminal (10, 20) is running the system of the present invention with the terminal (10, 20).

The management server 30 may be configured to include a user information storage unit 310 that can be stored in a database (DB: DataBase) for information on the user subscribed to the screen sharing service using the screen sharing system.

The user information storage unit 310 is a terminal that executes the system of the present invention and user information such as an ID (ID), a password and an e-mail address for identifying a user subscribed to the screen sharing service. Stores network address information assigned to. Here, users who are subscribed to the screen sharing service may form a friend relationship by using other user ID information provided by the user information government 310. In this case, the user information storage unit 310 may be configured for each user. Friend relationship information about friend relationship can be stored.

Herein, the management server 30 may select the second terminal 20 from the first terminal 10 so that the first terminal 10 transmits a sharing request signal (to be described later) to the second terminal 20. In addition, the first terminal 10 may provide friend relationship information related to the user of the first terminal 10 or provide an ID of another user who does not form a friend relationship.

In addition, after receiving the sharing request signal, the second terminal 20 transmits one of the sharing permission signal (described later) or the sharing rejection signal (described later), and when the sharing permission signal is transmitted, the first terminal 10. ) And the second terminal 20, the display content area of the first terminal 10 is set to be shared by the second terminal 20.

When the first terminal 10 and the second terminal 20 transmit and receive the necessary information to each other via the management server 30, the management server 30, the address information receiver 320 and the location information receiver 330 ), And the transmission unit 340 may be further included.

The address information receiver 320 may receive the address information (described later) of the address from the first terminal outputting the display content area (described later) to the first viewport (described later).

The location information receiver 330 may receive location information (described later) for specifying the location of the display content area output from the first terminal to the first viewport (described later) of the entire web page.

The transmitting unit 340 may output the screen including the same information as the display content area to the second viewport (described later) based on the address information and the location information. Information may be transmitted to the second terminal.

When the system of the present invention is executed in the first terminal 10 and the second terminal 20, and the display content area in the first terminal 10 is set to be shared in the second terminal 20, the first terminal ( 10) accesses the shopping mall server operated as an open marketplace, browses a webpage corresponding to a predetermined address, and the second terminal 20 browses the webpage being browsed by the first terminal 10, The user of the first terminal 10 and the user of the second terminal 20 may share product information included in the web page. More specifically, the screen including the same information as the display content area of the web page output from the first terminal 10 can be output to the second terminal 20, thereby reducing the A user and a user of the second terminal 20 may share information of a display content area of the web page. For example, the server connected by the first terminal 10 to share the display content area has been described as a shopping mall server operating in an open market, but the present invention is not limited thereto, and the server to which the first terminal 10 can be connected. Any server can be any server that can provide content such as goods, music, and images.

Here, the first terminal 10 and the second terminal 20 may include a personal computer, a tablet personal computer, a mobile telephone, a smart phone, and a smart TV. It may be a terminal capable of televison, telephone, and personal digital assistant communication.

3 is a diagram illustrating a screen of a web page, a friend list screen, and a chat screen output to the first terminal. The first terminal may browse and output a web page corresponding to a predetermined address input to the first terminal to the first viewport 12.

Here, the viewport refers to a rectangular area that actually displays the components of the web page that has been projected and converted in the rendering process of generating an image with computer graphics (CG).

If the overall size of the webpage is larger than the size of the first viewport 12, the first terminal may output only a part of the entirety of the webpage to the screen on the first viewport 12 in the first viewport. The portion of the web page that is output on the screen on the first viewport is defined as the display content area 13.

A mouse pointer 14 pointing to a predetermined point of the display content area 13 may be positioned on the screen on the first viewport 12.

The first terminal may provide a friend list window 15 which lists friend relationship information related to a user of the first terminal stored in the user information storage 310 of the management server 30. In addition, when the display content area of the first terminal is set to be shared by the second terminal in the first terminal and the second terminal, the first terminal allows the user of the first terminal and the user of the second terminal to chat with each other. (16) can be provided.

The chat between the first terminal user and the second terminal user can be executed in a manner in which data is transmitted via the management server 30, and can be executed using a method performed by a conventional messenger or a chat service.

4 illustrates a screen of a web page, a friend list screen, and a chat screen output to a second terminal according to an embodiment of the present invention.

The second terminal outputs a screen 23 including the same information as the display content area 13 output on the screen on the first viewport 12 of the first terminal shown in FIG. 3 to the second viewport 22. The display content area 13 may be shared with the first terminal. More specifically, although the size of the first viewport 12 of the first terminal and the size of the second viewport 22 of the second terminal are different from each other, as shown in FIG. In order to visually recognize the same information as the display content area 13 output to the first viewport, the second viewport 22 includes a screen 23 including the same information as the display content area in the second viewport 22. You can print

In the screen on the second viewport 23, an instruction pointer 24 indicating the same information as the information located at a predetermined point of the display content area 13 indicated by the mouse pointer may be output.

As in the first terminal, the second terminal chats with the user list window 25 which lists the users of the terminal that can share the display content area, and the user of the terminal sharing the display content area. The window 26 can be provided.

The system of the present invention may be implemented as a function included from the beginning when the web browser is produced, or may be implemented to be used as an additional function like a plug-in program.

Hereinafter, it is assumed that the screen sharing system 200 of the first terminal selects the second terminal as a target to share the display content area.

Here, the method of selecting an object to share the display content area may be as follows.

When the terminal does not use the management server 30 may be a method in which the first terminal is connected to the second terminal through short-range wireless communication such as Bluetooth or the first terminal is connected to the second terminal by a wired cable.

When the terminal uses the management server 30, it selects from a list of users registered in a friend relationship with the user of the first terminal using the information stored in the user information storage unit 310, or a friend relationship with the user of the first terminal When you want to select a user who is not in the registered user list, you can select the user information by searching for ID.

Information exchanged between the first terminal and the second terminal described below may be directly transmitted and received via a network, or may be transmitted and received via the management server 30.

The screen sharing system 200 of the first terminal includes a shared signal transmission and reception unit 210, an address information acquisition unit 220, a location information acquisition unit 230, a mouse information acquisition unit 240, and a communication unit 250. It is configured by.

The shared signal transmission / reception unit 210 transmits the sharing request signal to the second terminal when the sharing request signal is input by the user of the first terminal, and receives the sharing permission signal or the sharing rejection signal from the second terminal. When the shared signal transmission / reception unit 210 receives the sharing permission signal from the second terminal, the first terminal and the second terminal are configured to share the display content area.

The sharing request signal may be directly transmitted to the second terminal through the network to the second terminal, or may be transmitted to the second terminal via the management server 30.

The sharing permission signal or the sharing rejection signal may also be directly received by the first terminal through the network from the second terminal or via the management server. For example, the management server 30 receives a sharing request signal from the first terminal and is input from the first terminal to the second terminal to receive at least one of a sharing permission signal or a sharing rejection signal from the second terminal. The share request signal can be transmitted. In addition, the management server 30 may receive at least one of a sharing permission signal or a sharing reject signal from the second terminal and transmit the signal to the first terminal.

When the address information acquisition unit 220 receives the sharing permission signal from the second terminal, the address information acquisition unit 220 obtains address information of an address corresponding to a web page including a display content area that is output to the first viewport, and receives the address information from the second terminal. Send to For example, as illustrated in FIG. 3, address information 11 of an address corresponding to a web page provided by a shopping mall server may be obtained in the form of a URL.

The address information may be directly transmitted to the second terminal through the network to the second terminal, or may be transmitted to the second terminal via the management server 30.

When the location information acquisition unit 230 receives the sharing permission signal from the second terminal, the location information acquisition unit 230 obtains location information for specifying the location of the display content area output to the first viewport of the entire web page, and the location information is acquired by the second terminal. Send to

The location information may be directly transmitted to the second terminal through the network to the second terminal, or may be transmitted to the second terminal via the management server 30.

More specifically, as shown in FIG. 6, if the size of the first viewport 51 is smaller than the size of the entire area 52 of the webpage, the entire webpage area 52 is displayed on the screen on the first viewport 51. Only the display content area 53, which is an area surrounded by the corner of the first viewport 51, may be outputted, and the location information may be displayed in order to specify the location of the display content area 53 of the entire web page area 52. The information may be related to the position of an area of the entire page area 52 that is surrounded by the edge of the first viewport 51.

Here, the location information may be information generated by identifying a webpage component located in the display content area based on the webpage component constituting the entire webpage. For example, as shown in FIG. 7A, the entire web page 61 includes components A to Z, and the screen on the first viewport 62 is G, H, I, L, M. , N, Q, R, S can be displayed, and in this case, the location information, the information that the component of G is located at the upper left corner of the first viewport, the upper right corner of the first viewport It may include information that the component of I is located, information that the component of Q is located at the lower left corner of the first viewport, and information that the component of S is located at the lower right corner of the first viewport.

The location information may also include relative coordinate information indicating the location of the display content area based on the entire area of the webpage.

Here, as shown in FIG. 8A, when the total size of the web page is (200 * 200), the upper left corner vertex corresponds to (0,0), the upper right corner vertex corresponds to (200,0), and the lower left corner vertex Defines a web page coordinate (W) that corresponds to (200,200), and if the size of the first viewport is (50 * 80), corresponds to the upper left corner (0,0) and the upper right corner (50,0). ), A first viewport coordinate V1 that corresponds to the lower left vertex to (0, 80) and the lower right vertex to (50, 80). In this case, the position information includes information indicating that the first viewport coordinate V1 of (0, 0) is located at the webpage coordinate W of (30, 30), and the first viewport coordinate V1 of (50, 0). Is information located at the webpage coordinates W of (80, 30), information that the first viewport coordinates V1 of (0, 80) are located at the webpage coordinates W of (30, 110), ( The first viewport coordinates V1 of 50 and 80 may include information indicating that they are located at the webpage coordinates W of 80 and 110.

When the mouse pointer is positioned on the screen on the first viewport, the mouse information acquisition unit 240 obtains mouse information for specifying a location indicated by the mouse pointer, and transmits the mouse information to the second terminal.

The mouse information may be directly transmitted to the second terminal through the network to the second terminal, or may be transmitted to the second terminal via the management server 30.

For example, as shown in FIG. 7A, if the mouse pointer 63 points to M of the webpage elements, the mouse information indicates that the mouse pointer 63 points to the elements of M based on the webpage elements. It may include information that is present.

In addition, as shown in FIG. 8A, if the mouse pointer is pointing to the webpage coordinate W of (60, 60) on the first viewport coordinate V1 of (30, 30), the mouse information is the webpage coordinate. (W) As a reference, the mouse pointer may include information indicating the web page coordinates (W) of (60, 60).

The communication unit 250 may provide a communication means to exchange opinions between the user of the first terminal and the user of the terminal sharing the display content area. For example, as shown in FIG. 3, the communication means may provide a chat unit (not shown) in the form of a chat window 16 executed by using text to communicate whether or not to purchase a bicycle product. Although not limited to this example, a voice call unit (not shown) capable of transmitting and receiving voice information between a user of the first terminal and the second terminal or a video call unit (not shown) capable of transmitting and receiving image information may be provided. May also be provided.

The screen sharing system 100 according to the present invention of the second terminal includes a sharing request processing unit 110, an address information receiving unit 120, a location information receiving unit 130, a screen output unit 140, a pointer output unit 150, It is configured to include a communication unit 160.

When the share request processor 110 receives the share request signal from the first terminal, the share request message is output to the second terminal in the form of a pop-up notification, and the share permission signal or the share rejection signal is input in response to the share request signal. Send to the terminal.

The sharing request signal may be directly received by the second terminal via the network from the first terminal, or may be received via the management server 30.

The sharing permission signal or the sharing rejection signal may also be transmitted by the second terminal directly to the first terminal through the network or via the management server to the first terminal. For example, when the management server 30 receives the share request signal from the first terminal, the share request processor 110 may receive the share request signal from the management server 30.

On the other hand, when the second terminal is executing the system of the present invention, the sharing request processing unit 110 outputs the sharing request message to the second terminal in the form of a pop-up notification, but the second terminal executes the system of the present invention. If not, the management server 30 receives the share request signal from the first terminal and then uses the user information of the second terminal stored in the user information storage unit to share the share request message by e-mail, sms message, mms. At least one of the messages may be transmitted to the second terminal.

The address information receiver 120 corresponds to a web page including a display content area that is output from the address information acquirer 220 to the first viewport when a share permission signal is input to the share request processor 110. Receive address information of address.

The address information may be directly received by the second terminal via the network from the first terminal, or may be received via the management server 30.

The location information receiver 130 receives location information for specifying a location of a display content area output from the location information acquisition unit 230 to the first viewport of the entire web page.

The location information may be directly received by the second terminal via the network from the first terminal, or may be received via the management server 30.

The location information may be information generated by identifying a webpage element located in the display content area based on a webpage element constituting the entire webpage. The location information may be displayed based on the entire area of the webpage. It may also be relative coordinate information indicating the position of the content area.

The screen output unit 140 displays a screen including the same information as the display content area based on the address information received by the address information receiver 120 and the location information received by the location information receiver 130. Output to the viewport. More specifically, by using the address information to access the server providing the address to receive information that can configure the web page screen corresponding to the address information, and using the location information includes the display content area Allows the web page's components to be displayed in the second viewport.

Here, the screen output unit 140 may output a screen by controlling one or more attributes of the size of the second viewport and the viewing magnification of the entire web page. The viewing magnification of the entire web page is an attribute in which the horizontal and vertical sizes of the web page are adjustable.

FIG. 7B is a view for explaining a process of changing the size of the second viewport when the location information is received, assuming that the size of the second viewport before the location information is received is different from the size of the first viewport.

More specifically, assuming that the size of the first viewport 62 shown in FIG. 7A is 60 * 60, the size of the second viewport 64a before the positional information shown in FIG. 7B is received is (30 * 60). Assuming that 30) is smaller than the size of the first viewport 62 shown in FIG. 7A, the size of the second viewport 64b after the location information is received is 60 * 60 according to the location information. It is changed to be equal to the size of 62. At this time, the size of the web page 61 shown in FIG. 7A and the size of the web page 65a before the position information shown in FIG. 7B and the size of the web page 65b after the position information are received ( 100 * 100)

Here, the location information received by the location information receiving unit 130, the information that the component of G is located at the upper left corner of the first viewport, the information that the component of I is located at the upper right corner of the first viewport, It includes information that the component of Q is located at the lower left corner of the first viewport and information that the component of S is located at the lower right corner of the first viewport.

Here, when the location information receiver 130 receives the location information, the screen output unit 140 locates the G component at the upper left corner of the second viewport 64b and the upper right corner of the second viewport 64b. Position the component of I at the lower left corner of the second viewport 64b, and the component of S at the lower right corner of the second viewport 64b. 2 The size property of the viewport 64b is changed to (60 * 60) as the size of the first viewport, and the size of the

webpages

65a and 65b is not changed, and the entire webpage 61 shown in FIG. 7A is changed. ) Is the same as the size.

FIG. 7C is a diagram for describing a process of changing the view magnification of the entire web page as the location information is received, assuming that the size of the second viewport before the location information is received is different from the size of the first viewport.

More specifically, assuming that the size of the first viewport 62 shown in FIG. 7A is 60 * 60, the size of the second viewport 67a before the positional information shown in FIG. 7C is received is (30 * 60). 30), it is assumed that the size of the second viewport 67b after the positional information is received is changed to (30 * 30) even when the positional information is received. none. At this time, the size of the web page 61 shown in FIG. 7A and the size of the web page 68a before receiving the position information shown in FIG. 7C are equal to (100 * 100), and after the position information is received. The size of the web page 68b is changed to (50 * 50).

Here, the position information received by the location information receiving unit 130 is information that the component of G is located at the upper left corner of the first viewport, information that the component of I is located at the upper right corner of the first viewport, It includes information that the component of Q is located at the lower left corner of the first viewport and information that the component of S is located at the lower right corner of the first viewport.

Here, the screen output unit 140 positions the component of G at the upper left corner of the second viewport 67b, the component of the I at the upper right corner of the second viewport 67b, and the second viewport. Position the component of Q at the lower left vertex of 67b, and adjust the viewing magnification of the entire web page before the positional information is received so that the component of S can be positioned at the lower right vertex of the second viewport 67b. Change it to 50% and there is no change in the size of the second viewport. For example, the viewing magnification change of the entire webpage may be used when the display unit of the second terminal is smaller than the first viewport based on at least one of the horizontal and vertical lengths. That is, a method of changing the view magnification of the entire web page when the second viewport cannot be displayed by changing the size of the second viewport by the size of the first viewport may be used.

FIG. 8B is a view for explaining a process of changing the size of the second viewport when the location information is received, assuming that the size of the second viewport before the location information is received is different from the size of the first viewport.

More specifically, assuming that the size of the first viewport 72 shown in FIG. 8A is (50 * 80), the size of the second viewport 74a before the positional information shown in FIG. 8B is received is (25 *). Assuming that 40 is smaller than the size of the first viewport 72 shown in FIG. 7A, the size of the second viewport 74b after the location information is received is 50 * 80 according to the location information. It is changed to be equal to the size of 62. At this time, the size of the web page 71 shown in FIG. 8A and the size of the web page 75a before the position information shown in FIG. 8B and the size of the web page 75b after the position information are received ( 200 * 200) and assume that they are equal to each other.

The upper left vertex corresponds to (0,0), the upper right vertex corresponds to (25,0), and the lower left vertex corresponds to (0, 40), based on the second viewport 74a before the location information is received. , Defines a second viewport coordinate (V2) that corresponds to the lower right corner vertex (25, 40).

Here, the position information received by the position information receiver 130 is information indicating that the first viewport coordinate V1 of (0, 0) is located at the web page coordinate (W) of (30, 30), (50, 0 Information that the first viewport coordinate (V1) of) is located at the webpage coordinate (W) of (80, 30), and the first viewport coordinate (V1) of (0,80) is the webpage coordinate of (30, 110). Information that it is located at (W), and the first viewport coordinate V1 at (50, 80) includes information that it is located at the web page coordinate (W) at (80, 110).

Here, the screen output unit 140 locates the second viewport coordinates V2 of (0, 0) at the webpage coordinates W of (30, 30), and the second viewport coordinates V2 of (25, 0). ) Is positioned at the webpage coordinates W of (80, 30), the second viewport coordinates V2 of (0, 40) are positioned at the webpage coordinates W of (0, 80), and (25 The size property of the second viewport 74b is equal to the size of the first viewport 72 so that the second viewport coordinate V2 of 40 can be positioned at the webpage coordinate W of 80 and 110. (50 * 80), the size of the

web pages

75a and 75b is the same as that of the entire web page 71 shown in Fig. 8A.

FIG. 8C is a diagram for describing a process of changing the view magnification of the entire web page as the location information is received, assuming that the size of the second viewport before the location information is received is different from the size of the first viewport.

More specifically, assuming that the size of the first viewport 72 shown in FIG. 8A is (50 * 80), the size of the second viewport 77a before the positional information shown in FIG. 8C is received is (25 *). Assuming that 40 is smaller than the size of the first viewport 72 shown in FIG. 7A, the size of the second viewport 77b after the location information is received is changed to (25 * 40) even if the location information is received. none. At this time, the size of the web page 71 shown in FIG. 8A and the size of the web page 78a before receiving the position information shown in FIG. 8C are equal to (200 * 200), and after the position information is received. The size of the web page 68a is changed to (100 * 100).

The upper left vertex corresponds to (0,0), the upper right vertex corresponds to (25,0), and the lower left vertex corresponds to (0, 40), based on the second viewport 77a before the location information is received. , Defines a second viewport coordinate (V2) that corresponds to the lower right corner vertex (25, 40).

Here, the screen output unit 140 locates the second viewport coordinates V2 of (0, 0) at the webpage coordinates W of (30, 30), and the second viewport coordinates V2 of (25, 0). ) Is positioned at the webpage coordinates W of (80, 30), the second viewport coordinates V2 of (0, 40) are positioned at the webpage coordinates W of (0, 80), and (25 , So that the second viewport coordinate (V2) of 40 may be located at the webpage coordinate (W) of (80, 110), the horizontal scale of the viewing magnification of the entire webpage is based on 1 before the location information is received. The 2x and the vertical length are changed to 1 / 2x, and the size of the second viewport does not change. For example, the viewing magnification change of the entire webpage may be used when the display unit of the second terminal is smaller than the first viewport based on at least one of the horizontal and vertical lengths. That is, a method of changing the view magnification of the entire web page when the second viewport cannot be displayed by changing the size of the second viewport by the size of the first viewport may be used.

The pointer output unit 150 receives the mouse information from the mouse information acquisition unit 240, and based on the mouse information, the pointer output unit 150 receives the same information as the information of the position indicated by the mouse pointer of the first terminal in the display content area. Outputs the pointing pointer to the second viewport. Here, when the management server 30 receives the mouse information from the first terminal and transmits the mouse information to the second terminal, the pointer output unit 150 may receive the mouse information from the management server 30.

For example, if the mouse information includes the information that the mouse pointer is pointing to the element of M based on the web page element, the pointer output unit 150 is shown in FIGS. 7B and 7C based on the mouse information. As illustrated, the

instruction pointers

66 and 69 indicating the elements of M may be output on the screen on the

second viewports

64b and 67b.

In addition, if the mouse information includes the information that the mouse pointer points to the web page coordinates W of (60, 60) on the basis of the web page coordinates W, the pointer output unit 150 based on the mouse information. As illustrated in FIGS. 8B and 8C, the

pointers

76 and 79 indicating the web page coordinates W of 60 and 60 may be output on the screen on the

second viewports

74b and 77b.

The communicator 160 may perform the same function as the communicator 250 included in the screen sharing system of the first terminal.

On the other hand, if the size of the first viewport and the size of the second viewport are different, in particular, if the size of the display content area is larger than the size of the second viewport, a scroll bar is generated and the scroll bar is used to generate the first viewport. 2 The position of the screen output to the viewport can be controlled.

FIG. 9 assumes that the size of the first viewport is different from the size of the second viewport, and does not change the size of the second viewport or the overall view of the webpage even when the location information is received, and the second viewport as the location information is received. Indicates that a scrollbar should be created.

For example, the size of the first viewport 81 is (40 * 40), the size of the second viewport 83 is (20 * 30), and the size of the display content area 82 is also equal to the size of the first viewport. If the size of the second viewport 83 or the overall webpage magnification does not change, the display content area including the components of A to P cannot be output to the second viewport. do.

In this case, components of A, B, E, F, I, and J may be output to the second viewport 82, and the portion of the display content area that is displayed on the screen on the second viewport 82 may be displayed. In order to output the remaining components of C, D, G, H, K, L, M to P to the second viewport 82 by shifting the position in the entire display content area 82, A horizontal scroll bar 84 that can move a portion output on the screen in a horizontal direction and a vertical scroll bar 85 that can move in a vertical direction can be generated.

The terminal may be the first terminal or the second terminal, and may include both the screen sharing system of the first terminal and the screen sharing system of the second terminal.

Hereinafter, a screen sharing method according to an embodiment of the present invention will be described in detail.

10, the screen sharing method according to an embodiment of the present invention, the sharing request processing step (step S910), address information receiving step (step S920), location information receiving step (step S930), screen output step ( Step S940), address information changing step (step S950), location information changing step (step S960), pointer output step (step S970) and communication providing step (step S980).

First, when the sharing request processing unit 110 receives the sharing request signal from the first terminal, the sharing request message is output to the second terminal in the form of a pop-up notification, and the sharing permission signal or the rejection signal is input in response to the sharing request signal. Transmit to the first terminal (step S910).

As described above, the sharing request signal may be directly received by the second terminal through the network from the first terminal or via the management server 30.

As described above, the sharing permission signal or the sharing rejection signal may also be transmitted to the first terminal through the network or directly to the first terminal through the management server. For example, when the management server 30 receives the sharing request signal from the first terminal, the sharing request processing unit 110 may receive the sharing request signal from the management server 30. In addition, when the second terminal is executing the system of the present invention, the sharing request processing unit 110 outputs the sharing request message to the second terminal in the form of a pop-up notification, but the second terminal executes the system of the present invention. If not, the management server 30 receives the share request signal from the first terminal and then uses the user information of the second terminal stored in the user information storage unit to share the share request message by e-mail, sms message, mms. At least one of the messages may be transmitted to the second terminal.

The address information receiver 120 receives address information of an address corresponding to a web page including a display content area output to the first viewport from the address information acquisition unit 220 of the first terminal. step)

The address information may be directly received by the second terminal via the network from the first terminal, or may be received via the management server 30 as described above.

The location information receiver 130 receives location information for specifying the location of the display content area output from the location information acquisition unit 230 of the first terminal to the first viewport of the entire web page (step S930). )

As described above, the location information may be directly received by the second terminal through the network from the first terminal or via the management server 30.

In addition, the location information may be information generated by identifying a webpage component located in the display content area based on the webpage component constituting the entire webpage, and based on the entire area of the webpage. As described above, it may be relative coordinate information indicating the position of the display content area.

The screen output unit 140 includes the same information as the display content area based on the address information received by the address information receiver 120 of the first terminal and the location information received by the location information receiver 130. Outputs the screen to the second viewport (step S940).

In addition, the screen output unit 140 may control one or more attributes of the size of the second viewport and the viewing magnification of the entire web page to output the screen as illustrated in FIGS. 7B, 7C, 8B and 8C. As we have seen.

In addition, assuming that the size of the first viewport and the size of the second viewport are different, in particular, when the size of the display content area is larger than the size of the second viewport, the size of the second viewport, the web, as in the screen output step (S940). without changing the properties of the view of the whole page scale, by generating the scroll bar using the scroll bar, the same as that of the display area information to control the position of the screen is output in the second viewport, also discussed above.

If the address information acquisition unit 220 of the first terminal transmits the changed address information, and the address information receiver 120 receives the changed address information, the screen output unit 140 transmits the changed address information to the address of the changed address information. A screen including the same information as the display content area output to the first viewport among the corresponding web pages is output to the second viewport (step S950).

If the location information acquisition unit 230 of the first terminal transmits the changed location information, and the location information receiver 130 receives the changed location information, the screen output unit 140 displays a display corresponding to the changed location information. The screen including the same information as the content area is output to the second viewport. (Step S960)

Then, the pointer output unit 150 receives the mouse information from the mouse information acquisition unit 240 of the first terminal, and based on the mouse information, information of the position indicated by the mouse pointer of the first terminal in the display content area The instruction pointer indicating the same information as is output to the second viewport (step S970).

On the other hand, the mouse information may be directly received from the first terminal via the network from the first terminal, or may be received via the management server 30, and the indication pointer is shown in FIGS. 7B, 7C, 8B and FIG. As described above, it can be output to the second viewport such as 8c.

In addition, the communication unit 160 provides a communication means to exchange opinions between users of the terminal sharing the display content area (step S980).

In FIG. 10, the communication providing step (step S980) is shown after the previous steps (steps S910 to S970) for convenience of description, but may be performed in parallel with the previous steps (steps S910 to S970).

Meanwhile, as described above, the communication means includes at least one of a voice call unit capable of transmitting and receiving voice information, a video call unit capable of transmitting and receiving image information, and a chat unit executed using text.

Each step of the method of the present invention is listed for ease of understanding, and the order of each step may be changed.

The method of the present invention can also be embodied as computer readable code on a computer readable recording medium. The computer-readable recording medium includes all kinds of recording devices in which data that can be read by a computer system is stored. Examples of computer-readable recording media include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, and the like, and may also be implemented in the form of a carrier wave (for example, transmission over the Internet). Include. The computer readable recording medium can also be distributed over network coupled computer systems so that the computer readable code is stored and executed in a distributed fashion.

According to the present invention, when a plurality of terminals share the screen by using the address information, even if the size of the viewport between the terminals are different from each other, it is possible to share in real time the screen including the same information. Accordingly, a plurality of terminal users can obtain an effect of exchanging opinions about the information while visually recognizing a screen including substantially the same information. In addition, by sharing the screen by using the address information, it is possible to reduce the burden of excessive data transmission compared to the method of sharing the screen by integrating the entire screen image.

In the present specification, the present invention has been described with reference to limited embodiments, but various embodiments are possible within the scope of the present invention. In addition, although not described, equivalent means will also be referred to as incorporated in the present invention. Therefore, the true scope of the present invention will be defined by the claims below.

The above-described embodiments of the present invention can be applied to implementing a communication terminal for performing a task while sharing the same screen based on a network.

Claims

A first terminal outputting a display content area, which is a part of the entire web page corresponding to a predetermined address, to a first viewport and a screen including the same information as the display content area; In the screen sharing system for sharing the display content area,

An address information receiver configured to receive address information of the address from the first terminal;

A location information receiver configured to receive location information for specifying a location of a display content area output from the first terminal to the first viewport of the entire web page; And

A screen output unit configured to output a screen including the same information as the display content area to a second viewport based on the address information and the location information;

Screen sharing system comprising a.
The method of claim 1,

A communication unit providing a communication means to exchange opinions between users of the terminal sharing the display content area;

Including;

The communication means may include at least one of a voice call unit capable of transmitting and receiving voice information, a video call unit capable of transmitting and receiving image information, and a chat unit executed using text. system.
The method of claim 1,

A mouse information receiver configured to receive mouse information for specifying a position indicated by the mouse pointer when the mouse pointer is positioned in the first viewport from the first terminal; And

A pointer output unit which outputs an instruction pointer indicating information on a position indicated by the mouse pointer to a second viewport based on the mouse information;

Screen sharing system comprising a.
The method of claim 1,

And the location information is generated by identifying a web page component located in the display content area based on a web page component constituting the entire web page.
The method of claim 1,

And the location information includes relative coordinate information indicating a location of the display content area based on the entire area of the web page.
The method of claim 1,

And the screen output unit outputs a screen by controlling at least one of a size of the second viewport and a viewing magnification of the entire web page.
The method of claim 1,

When the size of the display content area is larger than the size of the second viewport, a scroll bar is generated and the scroll bar is used so that the position of the screen output to the second viewport among the display content areas can be controlled. Screen sharing system.
A first terminal outputting a display content area, which is a part of the entire web page corresponding to a predetermined address, to a first viewport and a screen including the same information as the display content area; In the screen sharing method for sharing the display content area,

Receiving address information of the address from the first terminal;

Receiving location information for specifying a location of a display content area output from the first terminal to the first viewport of the entire web page; And

Outputting a screen including the same information as the display content area to a second viewport based on the address information and the location information;

Screen sharing method comprising a.
The method of claim 8,

Providing a communication means to exchange opinions between users of the terminal sharing the display content area;

Including;

And the communication means comprises at least one of a voice call unit capable of transmitting and receiving voice information, a video call unit capable of transmitting and receiving image information, and a chat unit executed using text.
The method of claim 8,

Receiving mouse information for specifying a location indicated by the mouse pointer when the mouse pointer is positioned in the first viewport from the first terminal; And

Outputting, to a second viewport, an instruction pointer indicating information of a location pointed to by the mouse pointer based on the mouse information;

Screen sharing method comprising a.
The method of claim 8,

And the location information is generated by identifying a webpage component located in the display content area based on the webpage component composing the entire webpage.
The method of claim 8,

And the location information includes relative coordinate information indicating a location of the display content area based on the entire area of the web page.
The method of claim 8,

The outputting the screen including the same information as the display content area to the second viewport may include outputting the screen by controlling one or more attributes of the size of the second viewport and the viewing magnification of the entire web page. How to share your screen.
The method of claim 8,

When the size of the display content area is larger than the size of the second viewport, generating a scroll bar and using the scroll bar to control the position of a screen output to the second viewport in the display content area;

Screen sharing method comprising a.
A computer-readable recording medium for recording a computer program for executing the method according to any one of claims 8 to 14.
A management server for managing a display content area, which is a part of an entire web page corresponding to a predetermined address, to be displayed on a screen, to be shared between a first terminal and a second terminal.

An address information receiver configured to receive address information of the address from a first terminal outputting the display content area to a first viewport;

A location information receiver configured to receive location information for specifying a location of a display content area output from the first terminal to the first viewport of the entire web page; And

The address information and the location information are transmitted to the second terminal so that the second terminal outputs a screen including the same information as the display content area to the second viewport based on the address information and the location information. A transmission unit;

Management server comprising a.
An operating method of a management server for managing a display content area, which is a part of an entire web page corresponding to a predetermined address, to be shared on a screen, so that the first and second terminals can be shared.

Receiving address information of the address from a first terminal outputting the display content area to a first viewport;

Receiving location information for specifying a location of a display content area output from the first terminal to the first viewport of the entire web page; And

The second terminal transmits the address information and the location information to the second terminal so that the second terminal can output a screen including the same information as the display content area to the second viewport based on the address information and the location information. Doing;

Operating method of the management server, characterized in that it comprises a.