KR100671310B1 - System and method for uploading?downloading a multimedia message - Google Patents

Abstract

The present invention relates to a system for uploading and downloading a multimedia message and a method thereof. The present invention relates to a method for uploading and downloading a multimedia message, and to transmit the size information along with the uploading and downloading error. Immediate identification and the ability to send back or take over can reduce the time and economic losses incurred by retransmitting from the beginning.

Uploading, downloading, resending, resuming, size information, multimedia messages.

Description

System for uploading / downloading multimedia messages and its method {SYSTEM AND METHOD FOR UPLOADING ／ DOWNLOADING A MULTIMEDIA MESSAGE}

1 is a block diagram schematically illustrating a multimedia message uploading / downloading system according to the present invention.

2 is a flowchart illustrating a multimedia message uploading method according to the present invention.

3 is a flowchart illustrating a multimedia message downloading method according to the present invention.

4 is a flowchart illustrating an example of a multimedia message uploading method according to the present invention in terms of a multimedia service center.

5 is a flowchart showing an example of a multimedia message uploading method according to the present invention from the side of a calling terminal.

6 is a flowchart illustrating an example of a multimedia message downloading method according to the present invention.

The present invention relates to a system for uploading and downloading a multimedia message, and a method thereof, and more particularly, to confirm uploading and downloading errors such as a case where a multimedia message is interrupted during uploading or downloading of a multimedia message. The present invention relates to a system and a method for providing a function of acquiring.

In a conventional multimedia message uploading and downloading system and method thereof, when a user uploads a multimedia message to a multimedia service center, the caller only passively receives and stores the multimedia message transmitted from the caller terminal. In addition, even during downloading, only the multimedia message transmitted from the multimedia service center was passively received and stored. That is, it was impossible to confirm whether the received multimedia message was correctly and normally received, and it was not known until the called party confirmed the multimedia message that there was an error.

Furthermore, in order to detect a reception error of a multimedia message and to download it again, the multimedia message must be transmitted again from the beginning. As the capacity increases, the time required for downloading also increases. In addition, even if the called party discovers that there is an error in the multimedia message and downloads it again, there may be a situation in which the downloading is repeatedly necessary because the multimedia message stored in the multimedia service center can be guaranteed to be correct.

The present invention has been made to solve the above-described problems, when uploading or downloading a multimedia message, the uploading or downloading system for transmitting the size information together to ensure normal uploading or downloading and It aims to provide the method.

 Another object of the present invention is to provide an uploading or downloading system and a method for transmitting only an untransmitted portion without transmitting again from the beginning when transmission is interrupted midway during uploading or downloading. have.

In order to achieve the above object, a system for uploading a multimedia message according to the present invention includes: a sender terminal for sending a size message of the multimedia message together when uploading the multimedia message; And after receiving the multimedia message and its size information, compare the size of the received multimedia message with the size information, and if the size of the multimedia message is equal to the size by the size information, normal uploading of the caller terminal. And a multimedia service center for notifying the caller terminal of an upload error if the size of the multimedia message is smaller than the size according to the size information.

Here, when the multimedia service center notifies the uploading error, the caller terminal may transmit the multimedia message to the sender according to the caller's selection.

In addition, the multimedia message downloading system according to the present invention, a multimedia service center for transmitting the size information of the multimedia message when transmitting the multimedia message to the called terminal; And receiving the multimedia message and its size information, comparing the size of the received multimedia message with the size information, and displaying a downloading error if the size of the multimedia message is smaller than the size of the size information. A called terminal;

Here, when the size of the multimedia message is smaller than the size according to the size information, the called terminal requests to take over the multimedia service center according to a user's selection, and the multimedia service center transmits a portion not transmitted. It is possible to transmit to the called terminal.

According to an aspect of the present invention, there is provided a method of uploading a multimedia message, including: transmitting the multimedia message with size information when the caller terminal uploads the multimedia message; Comparing, by the multimedia service center receiving the multimedia message with the size information, a size of the received multimedia message with a size based on the size information; Notifying the sender terminal of completion of uploading when the sizes are the same; And notifying the sender terminal of an uploading error when the size of the multimedia message is smaller than the size of the size information.

In addition, the method of uploading a multimedia message according to the present invention may further include the step of transmitting the multimedia message to the sender terminal according to the caller's selection when the multimedia service center notifies the uploading error. .

In accordance with another aspect of the present invention, there is provided a method of downloading a multimedia message, the method comprising: transmitting, by a multimedia service center, a multimedia message to a called terminal with its size information; Comparing, by the called terminal receiving the multimedia message with the size information, the size of the received multimedia message with the size information; Terminating downloading if the sizes are the same; And displaying a downloading error when the size of the multimedia message is smaller than the size according to the size information.

In addition, the method for downloading a multimedia message according to the present invention comprises the steps of requesting the receiver terminal to take over the multimedia service center according to a user's selection, and the part where the multimedia service center is not transmitted to the called party. The method may further include transmitting to the terminal.

Hereinafter, with reference to the accompanying drawings will be described in more detail.

1 is a block diagram schematically illustrating a multimedia message uploading / downloading system according to the present invention.

As shown in FIG. 1, the present invention may be implemented in a system in which the calling party terminal 10 and the called party terminal 30 are connected to a multimedia message service center (MMSC) 20 through a communication network. .

In this case, the uploading of the multimedia message refers to a process of transmitting the multimedia message from the caller terminal 10 to the multimedia service center 20, and the downloading of the multimedia message from the multimedia service center 20 to the called party terminal 30. This refers to the process of transmitting a multimedia message.

First, the multimedia message uploading system according to the present invention, when uploading a multimedia message, receives the caller terminal 10 that sends the size information of the multimedia message together, and receives the multimedia message and the size information, and then receives the received message. When the size of the multimedia message is compared with the size information, when the size of the multimedia message is the same as the size information, the normal uploading is notified to the caller terminal 10, and the size of the multimedia message is smaller than the size by the size information. It includes a multimedia service center 20 for notifying the caller terminal 10 of the uploading error.

Here, when the multimedia service center 20 notifies the uploading error, the caller terminal 10 may transmit the multimedia message to the sender according to the caller's selection.

If the size of the multimedia message is larger than the size by the size information, two processes can be selectively determined. That is, in this case, it may be regarded as normal uploading to notify normal uploading, or, conversely, it may be regarded as uploading error to delete the received multimedia message and notify uploading error.

On the other hand, the multimedia message downloading system according to the present invention, when transmitting the multimedia message to the destination terminal 30, the multimedia service center 20 and multimedia information and the size information sent along with the size information of the multimedia message; After receiving the, the size of the received multimedia message is compared with the size information, and if the size of the multimedia message is smaller than the size by the size information, and comprises a destination terminal 30 for displaying a downloading error.

Here, the called party terminal 30, if the size of the multimedia message is smaller than the size of the size information request to take over to the multimedia service center 20 according to the user's selection, the multimedia service center 20 The untransmitted portion is transmitted to the called terminal 30.

If the size of the multimedia message is the same as the size of the size information, since normal downloading is performed, no separate processing is required. However, when the size of the multimedia message is larger than the size by the size information, as described above, the download may be completed in consideration of normal downloading or may be requested to be retransmitted in consideration of a downloading error.

2 is a flowchart illustrating a multimedia message uploading method according to the present invention.

Referring to Figure 2, looking at the step of uploading a multimedia message according to the present invention step by step.

First, in step S10, when the caller terminal uploads the multimedia message, the size information of the multimedia message is transmitted together.

In step S20, the multimedia service center receiving the multimedia message and the size information compares the size of the received multimedia message with the size and the size information.

If the sizes are the same, in step S30, the uploading terminal is notified of the completion of uploading.

If the size of the multimedia message is smaller than the size according to the size information, in step S40, an uploading error is notified to the calling terminal.

In the method of uploading a multimedia message according to the present invention, only the configuration up to step S40 may obtain an effect of notifying the sender of upload error.

Preferably, in step S50, when the multimedia service center notifies the uploading error, the caller terminal transmits the multimedia message to the sender according to the caller's choice.

Thus, even if the uploading error of the multimedia message occurs, it is not necessary to transmit the entire multimedia message from the beginning again, only the untransmitted portion can be transmitted by succession.

3 is a flowchart illustrating a multimedia message downloading method according to the present invention.

Referring to FIG. 3, a method of downloading a multimedia message according to an embodiment of the present invention will be described below.

In step 60, the multimedia service center transmits the multimedia message with the size information to the called terminal.

In step S70, the called terminal receiving the multimedia message and the size information compares the size of the received multimedia message with the size information.

If the sizes are the same, the downloading ends in step S80.

If the size of the multimedia message is smaller than the size by the size information, in step S90, a downloading error is indicated.

The downloading method of the multimedia message according to the present invention can obtain the effect of notifying the called party whether or not the downloading error is achieved only by the configuration of steps S60 to S90.

Preferably, the receiving terminal further comprises the step of requesting to take over to the multimedia service center according to the user's selection (S100), and the step of transmitting the portion not transmitted by the multimedia service center to the called terminal (S110). do.

Thus, even if a download error of the multimedia message occurs, it is not necessary to receive the entire multimedia message from the beginning again, and only the untransmitted portion can be transmitted by succession.

4 is a flowchart illustrating an example of a multimedia message uploading method according to the present invention in terms of a multimedia service center.

As shown in FIG. 4, according to the present embodiment, first, when a multimedia service center receives a request for transmission of a multimedia message (hereinafter, referred to as 'MM'), and then receives an MM, the data of the received MM is verified. do. Then, it is determined whether the size of the received MM matches the MM Size Info. MM Size Info means size information of the MM transmitted from the calling terminal.

If the size of the received MM matches the MM Size Info, the MM is stored and the normal uploading response is sent to the calling terminal.

If the size of the received MM does not match the MM Size Info, it is again determined whether the size of the received MM is smaller than the MM Size Info.

If the size of the received MM is smaller than MM Size Info, the MM is temporarily stored, and an uploading error message is transmitted to the caller terminal.

If the size of the received MM is larger than MM Size Info, the MM is deleted and an uploading error message is sent to the calling terminal, or the MM is stored and a normal uploading response is sent to the calling terminal. In this case, either one can be selected according to the policy.

5 is a flowchart showing an example of a multimedia message uploading method according to the present invention from the side of a calling terminal.

As shown in Fig. 5, in the present embodiment, the calling terminal attempts to send the MM, and after completing the sending of the MM, it is determined whether the M-Retrieve.conf has been received. M-Retrieve.conf is a message that the multimedia service center has successfully uploaded a multimedia message.

Once you have received M-Retrieve.conf, complete the upload of the MM.

If you haven't received M-Retrieve.conf, you'll be prompted to decide whether to continue.

If the user does not choose to continue, the origination of the MM ends with a failure.

If the user chooses to continue, M-reSend.req checks the reception size of the MM at the multimedia service center. M-reSend.req is a message for checking the size of the received MM with the intention that the calling terminal will continue to the multimedia service center. Then, the sender terminal receives M-reSend.res from the multimedia service center, and reconstructs and transmits the MM to a packet after the received size based on the information included in the message. In other words, it transfers the remaining parts except for the parts that have already been transmitted.

After this, check if M-Retrieve.conf has been received, and if so, complete the upload of the MM. Otherwise, obtain the user's confirmation and decide whether to continue.

6 is a flowchart illustrating an example of a multimedia message downloading method according to the present invention.

First, when the multimedia service center uploads and stores the MM, the multimedia service center transmits a short message to the called party's terminal to notify that the MM has been received. When the called terminal receives the reception notification of the MM, it requests the reception (downloading) of the MM according to the user's operation. When reception of the MM is completed or timeout occurs and reception of the MM ends, it is determined whether the size of the received MM is equal to MM Size Info.

If the size of the received MM is equal to MM Size Info, the received MM is stored and the reception (downloading) is completed.

If the size of the received MM is not equal to the MM Size Info, it is determined whether the size of the received MM is smaller than the MM Size Info.

If the size of the received MM is larger than the MM Size Info, the received MM is deleted and a reception error (downloading error) is displayed, or the received MM is stored and the reception completion (downloading completion) is displayed. Which one you choose may depend on your policy.

If the size of the received MM is smaller than the MM Size Info, the received MM is stored, and a reception error (downloading error) is displayed to induce the resumption.

Although not shown, at this point, the called party may select to continue and then download only the portion not received.

As described above, according to the uploading / downloading system and the method according to the present invention, the size information of the multimedia message to be uploaded / downloaded is transmitted together, and whether the uploading / downloading is normally completed based on the size information. By judging, the sender and the called party can immediately check whether the multimedia message uploaded or downloaded by them is normal.

In addition, in the event of an interruption or error in the middle of uploading / downloading, the already uploaded / downloaded data is left intact and only the rest is uploaded / downloaded, thereby significantly reducing the time and economic waste caused by uploading / downloading. You can.

Claims (8)

In the multimedia message uploading system, When uploading a multimedia message, a caller terminal for sending the size information of the multimedia message together; And After receiving the multimedia message and its size information, the size of the received multimedia message is compared with the size information, and if the size of the multimedia message is equal to the size by the size information, normal uploading to the caller terminal. A multimedia service center that notifies the caller terminal of an uploading error if the size of the multimedia message is smaller than the size of the size information; Uploading system for multimedia messages comprising a. The method of claim 1, And when the multimedia service center notifies the uploading error, the caller terminal transmits the multimedia message to the sender according to the caller's selection. In the multimedia message downloading system, A multimedia service center which transmits the size information of the multimedia message when transmitting the multimedia message to the called terminal; And After receiving the multimedia message and its size information, the size of the received multimedia message is compared with the size information. If the size of the multimedia message is smaller than the size of the size information, an incoming call indicating a downloading error. Side terminal; Downloading system of a multimedia message comprising a. The method of claim 3, wherein When the size of the multimedia message is smaller than the size according to the size information, the called terminal requests to take over the multimedia service center according to a user's selection; And the multimedia service center transmits the untransmitted part to the called terminal. In the method of uploading a multimedia message, When the caller terminal uploads the multimedia message, transmitting the size information of the multimedia message together; Comparing, by the multimedia service center receiving the multimedia message with the size information, a size of the received multimedia message with a size based on the size information; Notifying the sender terminal of completion of uploading when the sizes are the same; And Notifying the calling terminal of an uploading error when the size of the multimedia message is smaller than the size of the size information; Uploading a multimedia message comprising a. The method of claim 5, And when the multimedia service center notifies the uploading error of the multimedia service center, sending the multimedia message to the sender terminal according to the caller's selection. In the method of downloading a multimedia message, Transmitting, by the multimedia service center, the multimedia message with the size information to the called terminal; Comparing, by the called terminal receiving the multimedia message with the size information, the size of the received multimedia message with the size information; Terminating downloading if the sizes are the same; Displaying a downloading error when the size of the multimedia message is smaller than the size according to the size information; Downloading method of the multimedia message comprising a. The method of claim 7, wherein Requesting, by the called terminal, to take over the multimedia service center according to a user's selection; And transmitting a portion of the multimedia service center that is not transmitted to the called terminal.

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