KR20220022853A - Method for managing contents during messaging services - Google Patents

Abstract

The present invention relates to a method for managing content when providing a messaging service through a messaging application between a first user terminal and a second user terminal in a messaging service system coupled to a first user terminal and a second user terminal through a network, the method comprising: a first step of receiving a content transmission notification message including sharing prohibition setting information for content from the first user terminal; and a step of transmitting the content transmission notification message to the second user terminal. The second user terminal displays an icon corresponding to the sharing prohibition setting information included in the content transmission notification message on a chat room screen with the first user terminal through the messaging application, and sets the sharing function of the content to a prohibited status or a permitted status corresponding to the sharing prohibition setting information. Personal content can be protected.

Description

Content management method when providing messaging service

The present invention relates to a content management method, and more particularly, to efficiently share functions such as storage, copying, and delivery of various types of multimedia content such as images, videos, and texts transmitted through a messaging service in a messaging service system. It's about how you can manage it.

A conventional general messaging application is installed in a smart phone and provides a messaging service by transmitting and receiving text messages through 1:1 or group chat rooms. In addition, it provides a function to transmit/receive various multimedia contents such as images, videos, files, and links as well as simple text messages.

However, such a conventional messaging application and a messaging service system using the same can perform functions such as copying, storing, and delivering the message freely once the receiver receives the message regardless of the intention of the sender who sent the message. there is. In addition, since sharing through other applications can be performed without any restrictions, there is a problem that content can be distributed rapidly within a short time.

In particular, even in the case of content containing personal privacy or sensitive information, as long as it is distributed through a messaging service in any form, there is a limit that there is no way to prevent it. Since various social or legal problems occur due to the distribution of such content, a method capable of effectively restricting them in advance is desired.

The present invention is to solve the above problems, and when a sender transmits content through a messaging application, by allowing or disallowing operations such as copying, downloading, forwarding, and sharing of the corresponding content in advance, The purpose of the present invention is to provide a method for protecting personal content by preventing the recipient from arbitrarily storing or distributing the received content.

In order to solve the above problems, the present invention provides a messaging service through a messaging application between a first user terminal and a second user terminal in a messaging service system coupled to a first user terminal and a second user terminal through a network. A method for managing city content, the method comprising: a first step of receiving a content transmission notification message including sharing prohibition setting information for content from a first user terminal; and transmitting the content delivery notification message to a second user terminal, wherein the second user terminal prohibits sharing included in the content delivery notification message on a chat room screen with the first user terminal through a messaging application An icon corresponding to the setting information is displayed, and a sharing function of the corresponding content is set to a prohibited state or a permission state according to the sharing prohibition setting information.

Here, before the first step, the first user terminal transmits the content to be transmitted to the second user terminal to the content server, receives URL information indicating a location where the content is stored in the content server from the content server, and the content The transmission notification message may further include URL information of a content server in which the content is stored.

In addition, the second user terminal displays a message informing that the content has been received from the first user terminal on the chat room screen with the first user terminal through the messaging application, along with the message, corresponding to the sharing prohibition setting information. icon can be displayed.

In addition, when sharing prohibition is set to ON for the corresponding content according to the sharing prohibition setting information, the second user terminal is configured to store, forward, copy, and externally share functions for the corresponding content in the messaging application. It can be displayed by disabling the button for it.

In addition, when sharing prohibition is set to OFF for the corresponding content according to the sharing prohibition setting information, the second user terminal is configured to store, forward, copy, and externally share functions for the corresponding content in the messaging application. It can be displayed by activating the button for

In addition, the content may be at least one of an image, a video, an audio or video radio message, an audio or video message, and a text message.

Also, after receiving the content delivery notification message, the second user terminal may download content from the content server by a user's selection operation and display it through a messaging application.

In addition, the method comprising: receiving a sharing prohibition change request message from a second user terminal that has received content for which content sharing prohibition is set to ON; transmitting the sharing prohibition change request message to a first user terminal; Receiving a sharing prohibition change message including sharing prohibition setting information in which the content sharing prohibition is set to OFF from the first user terminal; and transmitting the sharing prohibition change message to a second user terminal, wherein the second user terminal permits the sharing function of the corresponding content according to the sharing prohibition setting information included in the sharing prohibition change message state can be set.

In addition, the first user terminal receiving the sharing prohibition change request message may display a menu button for selecting whether to change the sharing prohibition setting on the chat room screen with the second user terminal through the messaging application.

Also, the first user terminal may transmit a sharing prohibition change message when a menu button for accepting a sharing prohibition change request is selected from the user.

Also, the second user terminal may display an icon corresponding to the sharing prohibition setting information.

In addition, the method comprising: receiving a screen shot attempt notification message from a second user terminal that has received content for which content sharing prohibition is set to ON; and transmitting the screen shot attempt notification message to the first user terminal.

In addition, the first user terminal receiving the screen shot attempt notification message may display information notifying that the screen shot is attempted on the screen of a chat room with the second user terminal through a messaging application.

In addition, the second user terminal that has transmitted the screen shot attempt notification message may display information notifying that the screen shot is attempted on the screen of a chat room with the first user terminal through the messaging application.

Also, when a chat room is created through the messaging application, the first user terminal may generate content sharing prohibition setting information for each chat room by the user's selection.

In addition, the first user terminal provides a selection button for changing content sharing prohibition setting information whenever content is transmitted through a messaging application, and content sharing prohibition setting information according to user input information through the selection button can be changed

According to the present invention, when a sender transmits content through a messaging application, the receiver can arbitrarily store the received content by allowing or disallowing operations such as copying, downloading, forwarding, and sharing of the content in advance. or provide a way to protect personal content by preventing it from being disseminated.

1 is a view showing the overall configuration of a messaging service system 100 for performing a content management method when providing a messaging service according to the present invention and a connection relationship between a first user terminal 200 and a second user terminal 300 am.
2 is a flowchart illustrating an embodiment of a method for managing content when providing a messaging service through a messaging application between the first and second user terminals 200 and 300 in the system 100 according to the present invention.
3 is a diagram illustrating a process of setting content sharing prohibition.
4 is a diagram for explaining a process of transmitting content from the first user terminal 200 .
5 shows an example of the configuration of a content delivery notification message.
6 is an example of a screen for explaining steps S150 to S190.
7 and 8 show an example of a screen for explaining a case in which content sharing prohibition is set to OFF.
9 to 11 are diagrams for explaining an example in which the present invention is applied to the case of transmitting a text message.
12 to 14 are diagrams for explaining an example in which the present invention is applied to the case of transmitting a voice radio/voice message.
15 to 17 are diagrams for explaining an example in which the present invention is applied to the case of transmitting a video radio/video message.
18 is a flowchart for explaining another embodiment of the present invention.
19 is a screen showing a process of generating a sharing prohibition change request message.
20 illustrates an example of a screen for receiving a sharing prohibition change request message from the first user terminal 200 and changing the sharing prohibition setting.
21 is a flowchart for explaining another embodiment of the present invention.
22 illustrates an example of screens of the user terminals 200 and 300 when a screen shot is attempted.
23 and 24 are diagrams illustrating a method of setting content sharing prohibition when creating a chat room.
25 and 26 are diagrams illustrating a method of setting content sharing prohibition when transmitting content.

Hereinafter, embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a diagram showing the overall configuration of a messaging service system 100 for performing a content management method when providing a messaging service according to the present invention and a connection relationship between a first user terminal 200 and a second user terminal 300 according to the present invention. am.

Referring to FIG. 1 , a messaging service system 100 (hereinafter, simply referred to as “system 100”) includes a first user terminal 200 and a second user terminal 300 through networks such as the Internet and mobile communication networks. combine with

Here, the first and second user terminals 200 and 300 refer to conventionally known devices such as smart phones and computers. A messaging application for performing the messaging service according to the present invention is installed in the first and second user terminals 200 and 300, and the messaging service according to the present invention is provided by interworking with the system 100 by the messaging application. It provides a way to manage content while providing it.

Here, the messaging service includes not only the conventionally known instant messaging (IM) services such as KakaoTalk, but also various messaging services provided by social media services such as Facebook, Instagram, and Twitter. concept that includes In addition, exchanging various contents based on the recently proposed metaverse is also a concept included in the messaging service according to the present invention.

As shown in FIG. 1 , the system 100 includes a session control server 10 and a content server 20 .

The session control server 10 is a means for overall controlling and managing a session for a messaging service between the first user terminal 200 and the second user terminal 300 .

The content server 20 performs a function of storing content transmitted between the first user terminal 200 and the second user terminal 300 through a messaging service.

In addition, the system 100 may further include a PTT server (Push To Talk Server, 30) and a media server (Media Server, 40).

The PTT server 30 interworks with the media server 40 to provide a PTT service for transmitting a voice radio message or a video radio message between the first user terminal 200 and the second user terminal 300 in real time. It is a means for performing call processing to create a media session.

The media server 40 forms and manages a media session for transmitting a voice radio message or a video radio message in real time between the first user terminal 200 and the second user terminal 300 .

Also, the media server 40 provides an audio/video transmission service for transmitting an audio or video radio message between the first and second user terminals 200 and 300 through a media session.

In addition, although not shown, the system 100 includes a Subscriber Contacts Server (SCS), an Operation & Management Server (OMS), a DBS (DB Server), and a Business Service (BGS) to more smoothly perform the messaging service according to the present invention. Gateway Server) and PNS (Push Notification Server) and the like may be further included.

SCS (Subscriber Contacts Server) is a means for managing member information, which is a subscriber of the messaging service provided by the present invention, and for performing management such as synchronizing address book, OMS (Operation & Management Server) is system 100 It is a means for overall management, operation, statistics, fault handling, etc. of the messaging service as a whole and provided by the present invention.

In addition, DBS (DB Server) is a means for storing data necessary to perform the messaging service provided by the present invention, and BGS (Business Gateway Server) interworks with an external emoticon/gift shop server or PG (Payment Gateway) This is a means to provide additional services.

In addition, PNS (Push Notification Server) is a means for providing a notification signal required for the messaging service provided by the present invention through the push service.

In addition, the system 100 may further include other components to provide a messaging service, but since these components are known by the prior art and are not the direct purpose of the present invention, a detailed description is omitted in the present invention, It should be noted that only configurations directly related to the present invention are described herein.

When the system 100 provides a messaging service through a messaging application between the first user terminal 200 and the second user terminal 300, the first user terminal 200 and the second user terminal 300 through the messaging application 300), it is characterized in that it operates to manage the content transmitted between them.

Hereinafter, a detailed operation of the system 100 will be described with reference to FIG. 2 or less.

2 is a flowchart illustrating an embodiment of a method for managing content when providing a messaging service through a messaging application between the first and second user terminals 200 and 300 in the system 100 according to the present invention.

2 , the first user terminal 200 transmits content to the second user terminal 300 through the session control server 10 and the content server 20 . That is, the first user terminal 200 becomes an originating terminal that transmits content, and the second user terminal 300 becomes a receiving terminal that receives the content.

Referring to FIG. 2 , first, the user of the first user terminal 200 sets prohibition of sharing of content to be transmitted to the second user terminal 300 by the messaging application ( S100 ).

Here, "content" is a concept including various types of multimedia content such as images, moving pictures, audio or video radio messages, audio or video messages, text messages, and the like.

3 is a diagram illustrating a process of setting content sharing prohibition.

Content sharing prohibition may be set through a setting menu provided in a messaging application. As shown in FIG. 3 , in the setting menu of the messaging application, you can turn on/off prohibition of sharing of photos, videos, audio/voice messages, video radio/video messages, text messages, screenshots, etc. interface is provided.

Through such a setting menu, the user can turn on all content sharing prohibitions as shown in FIG. 3(a) or turn off all content sharing prohibitions as shown in FIG. 3(b) .

In addition, as shown in FIG. 3C , only the prohibition of photo sharing may be turned on and the prohibition of sharing other contents may be set to off.

Here, the sharing means distributing content, for example, an operation such as storing and copying the content and an external sharing operation such as transferring the content to a third party.

In a state in which content sharing prohibition is set as described above, the user of the first user terminal 200 selects content to be transmitted to the user of the second user terminal 300 and transmits the content, the first user terminal 200 The corresponding content is transmitted to the content server 20 of the system 100 (S110), and the content server 20 stores the content and transmits URL information indicating the location where the content is stored to the first user terminal 200 ( S120).

FIG. 4 is a diagram for explaining a process of transmitting content from the first user terminal 200 .

As shown in (a) and (b) of Figure 4, the user of the first user terminal 200 selects a photo transmission through a menu for transmitting content on the chat room screen of the messaging application. And, as shown in (c) of FIG. 4, a desired photo is selected through an interface that provides a photo stored in the first user terminal 200 in the form of a thumbnail, and when the send button is pressed, the photo is transferred to the content server ( 20) is sent.

At this time, in the messaging application of the first user terminal 200, when the user sets the content sharing prohibition to ON in advance, as shown in FIG. Make the user aware that content sharing is prohibited.

Referring back to FIG. 2 , the first user terminal 200 receiving URL information from the content server 20 transmits a content transmission notification message to the session control server 10 ( S130 ).

Here, the content transmission notification message is a message for notifying that the first user terminal 200 transmits content to the second user terminal 200, and includes sharing prohibition setting information for the content to be transmitted and URL information in which the content is stored. include

As described above, the sharing prohibition setting information is information indicating whether sharing prohibition is set to ON or OFF in the first user terminal 200, for example, “COPY = OFF” or “COPY”. = ON" and the like.

In addition, the URL information in which the content is stored is address information of the content stored in the content server 20 through the steps S110 and S120. However, when the content is text, URL information may be omitted.

5 shows an example of the configuration of a content delivery notification message.

As shown in FIG. 5 , the content transmission notification message may be composed of a header part and a body part.

The header part may include information indicating the length and type of the message.

The body unit may include routing information and message body information.

Routing information includes information indicating who the sender and receiver of the corresponding message are.

The message body information may include content type identification information indicating what type of content (image, video, URL, audio/video message, text) it is about, along with sharing prohibition setting information, and URL information in which the content is stored. .

Also, when a text message is transmitted together with content transmission, the message body information may also include a corresponding text message.

In addition, the message body information may include unique identification information of the corresponding message.

The configuration of the content delivery notification message shown in FIG. 5 is exemplary, and as long as sharing prohibition setting information is included in the content delivery notification message, other conventionally known configurations may be used as a matter of course.

Referring back to FIG. 2 , the session control server 10 receiving the content transmission notification message transmits it to the second user terminal 300 ( S140 ).

The messaging application of the second user terminal 300 displays a message informing that the content has been received on the chat room screen with the first user terminal 200 (S150).

For example, if the content is an image, the messaging application may display a thumbnail of the image on the chat room screen. To this end, although not shown, after step S140 , the second user terminal 300 may access the content server 20 to receive thumbnail information. Alternatively, the thumbnail information may be included in the content delivery notification message as described above.

The messaging application of the second user terminal 300 may display a message informing that the content has been received on the chat room screen with the first user terminal 200, along with an icon corresponding to the sharing prohibition setting information (S160) ). By the displayed icon, the user of the second user terminal 300 may recognize whether or not sharing of the corresponding content is set.

Meanwhile, the second user terminal 300 sets the sharing prohibited state or the sharing permission state for the corresponding content through the messaging application (S170).

Thereafter, the second user terminal 300 accesses the content server 20 according to the URL information included in the content transmission notification message, downloads the corresponding content from the content server 20 and displays it (S180).

Downloading of the content may be performed when the user of the second user terminal 300 touches the thumbnail. It should be noted that downloading here means simply receiving, not storing, the content for presentation to the user via a messaging application.

In this state, for example, if sharing prohibition is set to ON for the corresponding content, when the user tries to store or deliver the corresponding content, in step S170, the corresponding content Since it is set to the sharing prohibited state, the button for the corresponding function is displayed as inactive, and sharing functions such as save or forward cannot be performed.

6 is an example of a screen for explaining steps S150 to S190.

FIG. 6 ( a ) illustrates a case in which the first user terminal 200 transmits an image as content to the second user terminal 300 , the first user terminal 200 in the messaging application of the second user terminal 300 . It shows a state (S150) in which a message indicating that content has been received is displayed on the screen of the chat room with. At this time, as described above, the thumbnail of the corresponding image is displayed on the chat room screen to notify that the content has been transmitted from the first user terminal 200 .

At this time, by displaying the lock icon in the locked state on the right side of the displayed thumbnail, it can be seen that the content sharing prohibition setting information indicating that the content sharing prohibition is set to ON is displayed together with the thumbnail ( S160 ).

6 (b) is a state in which the user of the second user terminal 300 touches the thumbnail to download the content from the content server 20 and displays it on the full screen, and even at this time, the content sharing prohibition is turned on at the top of the screen ( It can be seen that the lock icon in the locked state is displayed indicating that it is set to ON).

In addition, it can be seen that the save and forward menu is displayed in inactive at the bottom of the screen.

In addition, as shown in FIG. 6C , even when the user selects the menu button, it can be seen that the menus such as delivery/external sharing are displayed in an inactive manner.

As such, when content sharing prohibition is set to ON, a sharing operation for the corresponding content, that is, functions such as content storage, delivery, external sharing, etc., are set to share prohibition in step S170, so that the second The user of the user terminal 300 can only view the corresponding content and cannot perform a sharing operation.

7 and 8 show an example of a screen for explaining a case in which content sharing prohibition is set to OFF.

As shown in (a) and (b) of Figure 7, the user of the first user terminal 200 selects a photo transmission through a menu for transmitting content on the chat room screen of the messaging application. And, as shown in (c) of FIG. 7, a desired photo is selected through an interface that provides a photo stored in the first user terminal 200 in the form of a thumbnail, and when the send button is pressed, the photo is transferred to the content server ( 20) is sent.

At this time, when the user sets the content sharing prohibition to OFF in advance, the messaging application of the first user terminal 200 displays the content by displaying the lock icon in the unlocked state as shown in FIG. 7C . Make the user aware that share prohibition is set to off.

FIG. 8( a ) shows a state in which a message indicating that content has been received is displayed on the chat room screen with the first user terminal 200 in the messaging application of the second user terminal 300 ( S150 ).

As described above, while the thumbnail of the image is displayed on the chat room screen, the lock icon in the unlocked state is displayed on the right side of the displayed thumbnail, thereby indicating that the content sharing prohibition is set to OFF together with the thumbnail (S160).

8 (b) is a state in which the user of the second user terminal 300 touches the thumbnail to download the content from the content server 20 and displays it on the entire screen, and even in this case, the content sharing prohibition is off at the top of the screen It can be seen that the lock icon in the unlocked state is displayed. In addition, it can be seen that the save and forward menu is activated and displayed at the bottom of the screen.

Also, as shown in (c) of FIG. 8 , when the menu button is selected, it can be seen that a menu such as delivery/external sharing is activated and displayed.

As such, when content sharing prohibition is set to off, the sharing operation for the corresponding content, that is, functions such as content storage, delivery, external sharing, etc., are set to sharing permission in step S170, so that the second user terminal ( 300), the user can perform an operation for sharing the corresponding content.

Although the embodiment described with reference to FIGS. 1 to 8 describes the case of transmitting an image as content, the present invention can be applied to other content as well.

9 to 11 are diagrams for explaining an example in which the present invention is applied to the case of transmitting a text message.

9 shows a screen of the messaging application of the first user terminal 200 when a text message is transmitted, and FIG. 10 shows a screen of the messaging application of the second user terminal 300 .

As shown in (a) of FIG. 9 , the user of the first user terminal 200 may set the prohibition of sharing of text messages (text messages) to on by using a setting menu provided in a messaging application.

In this state, as shown in FIG. 9 (b), when the user of the first user terminal 200 transmits a text message to the second user terminal 300, the chat room of the messaging application of the first user terminal 200 An icon is displayed on the screen indicating that content sharing prohibition is set to ON.

In addition, the content transmission notification message including the text message is transmitted to the second user terminal 300 through the session control server 10 as described above (refer to steps S130 to S140 of FIG. 2 ). However, in the case of a text message, the process of uploading content and receiving URL information ( S110 , S120 ) is omitted, unlike in FIG. 2 , and URL information is also omitted from the content transmission notification message.

The messaging application of the second user terminal 300 that has received the content delivery notification message displays a text message as shown in FIG. 10 (a) on the chat room screen, and the content sharing prohibition is set to ON. It displays the lock icon, which is in the locked state, indicating that the

When the user of the second user terminal 300 presses the menu button, function buttons such as forwarding / sharing / copying are deactivated and displayed. becomes impossible

11 illustrates a screen of the second user terminal 300 when content sharing prohibition is set to OFF.

11 (a), the messaging application of the second user terminal 300 that has received the content transmission notification message displays a text message on the chat room screen, and together with this, content sharing prohibition is set to OFF It displays the lock icon that is in the unlocked state, indicating that it is closed.

When the user of the second user terminal 300 presses the menu button, function buttons such as forwarding / sharing / copying are activated and displayed, so the user of the second user terminal 300 can share the corresponding content, that is, the text message. can be done

12 to 14 are diagrams for explaining an example in which the present invention is applied to a case of transmitting a voice radio/voice message.

FIG. 12 shows a screen of a messaging application of the first user terminal 200 when content sharing prohibition is set to ON, and FIG. 13 shows a screen of a messaging application of the second user terminal 300 .

As shown in (a) of FIG. 12 , the user of the first user terminal 200 may set the prohibition of voice radio/voice message sharing to on by using a setting menu provided in a messaging application.

In this state, as shown in (b) of FIG. 12 , when the user of the first user terminal 200 transmits a voice radio/voice message to the second user terminal 300 , the messaging of the first user terminal 200 is On the chat room screen of the application, an icon in the form of a locked lock indicating that content sharing is set to ON is displayed.

In addition, as described above, the content transmission notification message is transmitted to the second user terminal 300 through the session control server 10 (see steps S130 to S140 of FIG. 2 ).

Here, the voice radio message means a voice PTT (Push To Talk) message, and means transmitting a voice signal in real time in a half-duplex method. In addition, the voice message means transmitting a stored voice file or using a store and forward method in which a user's voice signal is recorded and transmitted.

The voice radio message may be delivered through the PTT server 30 and the media server 40 shown in FIG. 1 instead of the session control server 10 and the content server 20 of FIG. 2 .

That is, when the user of the first user terminal 200 transmits a voice radio message, between the first user terminal 200 and the second user terminal 300 through the PTT server 30 and the media server 40 . A media session for transmitting a voice radio message can be formed, and the voice radio message can be transmitted in real time through this. The voice radio message transmission process through the PTT server 30 and the media server 40 is known in the prior art and is not a direct object of the present invention, so a detailed description thereof will be omitted.

However, it goes without saying that in the step before transmitting the voice radio message through the media session, the content transmission notification message should be transmitted as described above.

When the transmission of the voice radio message is completed, as shown in FIG. 12 ( c ), a voice radio message transmission notification icon is displayed on the chat room screen of the messaging application of the first user terminal 200 , and the content sharing prohibition is turned on ( ON), a lock icon in the locked state is displayed.

On the other hand, the messaging application of the second user terminal 300 that has received the content transmission notification message displays an icon indicating that the content has been received, as shown in FIG. 13 (a) on the chat room screen. In addition, a lock icon in a locked state indicating that content sharing prohibition is set to ON is also displayed.

When the user of the second user terminal 300 presses the menu button, as shown in (c) of FIG. 13 , function buttons such as transfer/share/save are displayed in inactive, so that the second user terminal 300 The user will not be able to perform a sharing operation on the corresponding content.

14 illustrates a screen of a messaging application of the second user terminal 300 when content sharing prohibition is set to OFF.

When the content sharing prohibition is set to OFF, as shown in (a) of FIG. 14 , the messaging application of the second user terminal 300 that has received the content transmission notification message indicates that the voice radio message has been received on the chat room screen. An icon is displayed, along with a lock icon in an unlocked state indicating that content sharing prohibition is set to OFF.

When the user of the second user terminal 300 presses the menu button, as shown in (b) of FIG. 14 , function buttons such as transfer/share/store are activated and displayed, so that the second user terminal 300 A user may perform a sharing operation on the corresponding content.

15 to 17 are diagrams for explaining an example in which the present invention is applied to the case of transmitting a video radio/video message.

FIG. 15 shows a screen of a messaging application of the first user terminal 200 when content sharing prohibition is set to ON, and FIG. 16 shows a screen of a messaging application of the second user terminal 300 . Also, FIG. 17 shows a screen of a messaging application of the second user terminal 300 when content sharing prohibition is set to OFF.

Here, the video radio message means a video PTT (Push To Talk) message, and means to transmit a video signal in real time in a half-duplex method. In addition, the image message means transmitting a stored image file or using a store and forward method in which a user's image signal is recorded and transmitted.

The video radio message may also be delivered through the PTT server 30 and the media server 40 shown in FIG. 1 instead of the session control server 10 and the content server 20 of FIG. 2 .

15 to 17 are the same except that the transmitted content is a video radio/video message instead of the audio radio/voice message described with reference to FIGS. 12 to 14 , and thus a detailed description thereof will be omitted.

18 is a flowchart for explaining another embodiment of the present invention.

In the embodiment of FIG. 18 , as in the embodiment described with reference to FIGS. 1 to 17 , the first user terminal 200 in the second user terminal 300 that has received the content in which the content sharing prohibition is set to ON. shows a case in which a request is made to change the prohibition of sharing the corresponding content to OFF, and the first user terminal 200 sets the prohibition of content sharing to OFF.

In FIG. 18 , the second user terminal 300 receives the content in which the content sharing prohibition is set to ON according to the procedure as described above from the first user terminal 200 .

In this state, the second user terminal 300 transmits a sharing prohibition change request message to the session control server 10 (S200).

19 is a screen showing a process of generating a sharing prohibition change request message.

As shown in Fig. 19 (a), when the user of the second user terminal 300 touches the lock icon in the locked state of the chat room screen, the sharing function is shown in a deactivated state as shown in Fig. 19 (b). and an icon that allows you to request a change to the prohibition of sharing is displayed along with it.

When the user of the second user terminal 300 selects the sharing prohibition change request icon, a sharing prohibition change request message is transmitted to the session control server 10 as in step S200 of FIG. 18 . At the same time, as shown in (c) of FIG. 19 , a message indicating that a sharing prohibition change has been requested is displayed.

Here, the sharing prohibition change request message includes a header part, routing information, and message body information, as described with reference to FIG. 5, and may include information for requesting a sharing prohibition change in the message body information.

The session control server 10 transmits a sharing prohibition change request message to the first user terminal 200 (S210), and the messaging application of the first user terminal 200 displays that a sharing prohibition change request message has been received on the chat room screen. do.

20 illustrates an example of a screen for receiving a sharing prohibition change request message from the first user terminal 200 and changing the sharing prohibition setting.

As shown in (a) of Figure 20, the messaging application of the first user terminal 200 displays that a sharing prohibition change request message has been received on the chat room screen with the second user terminal 300, and the user sets the sharing prohibition Displays a menu button (reject/accept) where you can select whether to change or not.

At this time, a lock icon in a locked state indicating that the content sharing prohibition is set to ON is displayed next to the thumbnail of the content previously transmitted by the first user terminal 200 .

When the user of the first user terminal 200 selects the menu button to accept the sharing prohibition change request, the lock icon next to the thumbnail of the content is changed to the unlocked state and displayed as shown in FIG. 1 The messaging application of the user terminal 200 transmits a sharing prohibition change message indicating that the sharing prohibition setting has been accepted to the session control server 10 (S230).

Here, as described with reference to FIG. 5 , the sharing prohibition change message includes a header part, routing information, and message body information, and the message body information includes sharing prohibition setting information.

Here, the sharing prohibition setting information is information indicating that the sharing prohibition is changed to OFF by the user of the first user terminal 200 as described above.

The session control server 10 transmits the sharing prohibition change message to the second user terminal 300 (S240), and the messaging application of the second user terminal 300 according to the sharing prohibition setting information included in the sharing prohibition change message. By changing the sharing prohibition setting information for the corresponding content, the corresponding content is converted to a state in which sharing such as storage, delivery, and copying is possible (S250, S260).

After that, the chat room screen of the messaging application of the second user terminal 300 is displayed with the lock icon changed to the unlocked state as shown in FIG. 17, and the menu buttons for sharing functions such as delivery, sharing, and storage are activated. displayed, so that the user can perform the desired sharing function.

21 is a flowchart for explaining another embodiment of the present invention.

In the embodiment of FIG. 21 , as in the embodiment described with reference to FIGS. 1 to 18 , a screen capture ( Screenshot) is for the case of notifying the user of this.

In FIG. 21 , the second user terminal 300 receives the content in which the content sharing prohibition is set to ON according to the procedure as described above from the first user terminal 200 .

In this state, when the user of the second user terminal 300 performs a screen capture (screenshot) provided by the operating system of the terminal for the corresponding content (S300), the messaging application of the second user terminal 300 is It detects this and transmits a screen shot attempt notification message indicating that a screen shot has been made to the session control server 10 (S310). The detection of the screen shot attempt may be performed in a manner of presetting such information to be automatically transmitted to the messaging application when a screen shot is attempted from the operating system of the terminal.

Here, as described above, the screen shot attempt notification message includes a header part, routing information, and message body information, and information notifying that a screen shot is attempted is included in the message body information.

The session control server 10 transmits the received screen shot attempt notification message to the first user terminal 200 ( S320 ), and the messaging application of the first user terminal 200 is a chat room with the second user terminal 300 . Information indicating that a screen shot has been attempted is displayed on the screen (S330).

In addition, the messaging application of the second user terminal 200 displays information indicating that a screen shot has been attempted on the chat room screen with the first user terminal 200 (S340).

22 illustrates an example of screens of the user terminals 200 and 300 when a screen shot is attempted.

As shown in (a) of FIG. 22 , the second user terminal 300 displays the content in which the content sharing prohibition is set to ON in the chat room with the first user terminal 200 as shown in FIG. 22 (b). If the screen shot is attempted in the enlarged state as shown, it can be seen that information indicating that the screen shot has been attempted is displayed on the chat room screen of the first user terminal 200 (see (c) of FIG. 22 ). At the same time, information indicating that a screen shot has been attempted is displayed on the chat room screen of the second user terminal 300 (see (a) of FIG. 22).

Meanwhile, according to the present invention, when a chat room is created through a messaging application, content sharing prohibition setting information can be generated differently for each chat room by a user's selection.

23 and 24 are diagrams illustrating a method of setting content sharing prohibition when creating a chat room.

First, as shown in (a) and (b) of FIG. 23 , the user of the first user terminal 200 directly creates a group chat room through a messaging application or invites a conversation partner in a 1:1 chat room to create a group chat room. can create In this case, as shown in (c) of FIG. 23 , an interface for selecting a conversation partner is provided, and a group chat room can be created by selecting a conversation partner through this.

At this time, as shown in (a) of FIG. 24 , a setting menu screen for setting content sharing prohibition in the group chat room to be created is provided, and the user can set content sharing prohibition for each type of content through this.

Fig. 24 (b) shows information of a group chat room in which content sharing is prohibited, and it can be seen that the content sharing prohibition setting information with a conversation partner is displayed separately for each content type and function.

According to this, since the user who creates the group chat room can set sharing prohibition for each content type or function when creating the group chat room, various contents (text, photo, video, etc.) according to the sharing prohibition setting information set by the user who created the group chat room , voice radio/voice message, video radio/video message, etc.) can be set to a sharing function that stores/delivers/distributes, so that content sharing prohibition can be set differently for each chat room.

Meanwhile, according to the present invention, content sharing prohibition setting information can be changed by a user's selection whenever content is transmitted through a messaging application.

25 and 26 are diagrams illustrating a method of setting content sharing prohibition when transmitting content.

As described above with reference to FIG. 3 , the content sharing prohibition may be set through a setting menu provided by the messaging application, and the user may set the content sharing prohibition for each type of content transmitted through this setting menu. . In addition to this method, it is possible to set the content sharing prohibition at the time of transmitting the content.

To this end, the first user terminal 200 provides a selection button for changing content sharing prohibition setting information whenever content is transmitted through a messaging application, and shares content according to user input information through the selection button. Allows you to change the prohibition setting information.

25A is a setting menu provided in the messaging application as described above with reference to FIG. 3, and it can be seen that only prohibition of sharing of text messages (text messages) is set to ON.

In this state, when the user of the first user terminal 200 transmits a text message as shown in FIG. 25 (b) in this state, the left side of the message input window of the chat room indicates that the content sharing prohibition is set to ON. A locked lock icon is displayed.

At this time, as shown in (a) of Figure 26, when the user of the first user terminal 200 taps the lock icon, the lock icon is changed to the unlocked state by a toggle method and displayed, and accordingly, in the corresponding chat room For the future transmission of text messages, the content sharing prohibition is set to OFF. That is, the lock icon indicating the content sharing prohibition setting information functions as a selection button to change the content sharing prohibition setting information.

When a text message is input and the send button is pressed, as shown in FIG. 26(c), a text message is transmitted and a lock icon in unlocked state is displayed on the left side of the transmitted text message, so that the text message sharing prohibition is off. It indicates that it is set to (OFF). At the same time, a lock icon in an unlocked state is also displayed on the left side of the text input window to indicate that the text message to be input is set to OFF.

Although not shown, the lock icon in the unlocked state is displayed in the chat room of the second user terminal 300 that receives the text message as in FIG. 26 (b), and the user of the second user terminal 300 receives the text message You can perform sharing functions such as copying, storing, and forwarding.

25 and 26 have been described by taking the case of transmitting a text message as an example, it is needless to say that the same may be applied to the case of transmitting content other than the text message.

According to this, there is an advantage in that it is possible to individually set whether to prohibit sharing whenever content is transmitted.

In the above, the present invention has been described with reference to the preferred embodiment according to the present invention, but the present invention is not limited to the above embodiment, and other various modifications and changes are possible, of course.

100...messaging service system
200... first user terminal
300...second user terminal
10...Session Control Server
20...Content Server
30...PTT Server
40...Media Server

Claims (16)

A method for managing content when providing a messaging service through a messaging application between a first user terminal and a second user terminal in a messaging service system coupled to a first user terminal and a second user terminal through a network, the method comprising:
A first step of receiving a content transmission notification message including sharing prohibition setting information for the content from the first user terminal; and
Transmitting the content transmission notification message to a second user terminal
including,
The second user terminal displays an icon corresponding to the sharing prohibition setting information included in the content transmission notification message on a chat room screen with the first user terminal through a messaging application,
The content management method according to claim 1, wherein the sharing function of the corresponding content is set to the prohibited state or the permitted state according to the sharing prohibition setting information. The method according to claim 1,
Before the first step, the first user terminal transmits the content to be transmitted to the second user terminal to the content server, and receives URL information indicating the location where the content is stored in the content server from the content server,
The content delivery notification message, content management method, characterized in that it further comprises URL information of a content server in which the content is stored. The method according to claim 1,
The second user terminal displays a message informing that the content has been received from the first user terminal on the chat room screen with the first user terminal through a messaging application, and displays an icon corresponding to the sharing prohibition setting information together with the message. A method for managing content, characterized in that it is displayed. The method according to claim 1,
In the second user terminal, when sharing prohibition for the corresponding content is set to ON according to the sharing prohibition setting information, a button for storing, forwarding, copying, and external sharing functions for the corresponding content in the messaging application Content management method characterized in that it is displayed by disabling it. The method according to claim 1,
In the second user terminal, when sharing prohibition for the corresponding content is set to OFF according to the sharing prohibition setting information, a button for storing, forwarding, copying, and external sharing functions for the corresponding content in the messaging application Content management method, characterized in that by activating and displaying. The method according to claim 1,
The content management method, characterized in that at least one of an image, a video, an audio or video radio message, an audio or video message, and a text message. The method according to claim 1,
The second user terminal, after receiving the content delivery notification message, downloads the content from the content server according to a user's selection operation and displays the downloaded content through a messaging application. The method according to claim 1,
Receiving a sharing prohibition change request message from a second user terminal that has received the content in which the content sharing prohibition is set to ON;
transmitting the sharing prohibition change request message to a first user terminal;
Receiving a sharing prohibition change message including sharing prohibition setting information for setting the content sharing prohibition to OFF from the first user terminal; and
Transmitting the sharing prohibition change message to a second user terminal
further comprising,
The content management method, characterized in that the second user terminal sets the sharing function of the corresponding content to the permission state in response to the sharing prohibition setting information included in the sharing prohibition change message. 9. The method of claim 8,
Content, characterized in that the first user terminal receiving the sharing prohibition change request message displays a menu button for selecting whether to change the sharing prohibition setting on the chat room screen with the second user terminal through a messaging application management method. 9. The method of claim 8,
The content management method of claim 1, wherein the first user terminal transmits a sharing prohibition change message when a menu button for accepting a sharing prohibition change request is selected from the user. 9. The method of claim 8,
The content management method, characterized in that the second user terminal displays an icon corresponding to the sharing prohibition setting information. The method according to claim 1,
receiving a screen shot attempt notification message from a second user terminal that has received content for which content sharing prohibition is set to ON; and
transmitting the screen shot attempt notification message to a first user terminal
Content management method comprising a. 13. The method of claim 12,
The content management method of claim 1, wherein the first user terminal receiving the screen shot attempt notification message displays information indicating that the screen shot is attempted on a chat room screen with the second user terminal through a messaging application. 13. The method of claim 12,
The content management method of claim 1, wherein the second user terminal, which has transmitted the screen shot attempt notification message, displays information indicating that the screen shot has been attempted on a chat room screen with the first user terminal through a messaging application. The method according to claim 1,
The first user terminal, when a chat room is created through a messaging application, according to a user's selection, the content management method, characterized in that for generating content sharing prohibition setting information for each chat room. The method according to claim 1,
The first user terminal provides a selection button for changing content sharing prohibition setting information whenever content is transmitted through a messaging application, and changes content sharing prohibition setting information according to user input information through the selection button Content management method, characterized in that.

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