KR20030012745A - Image transmitting/receiving method and system for mobile communication terminal equipment - Google Patents

Abstract

PURPOSE: A method and a system for transceiving an image of a mobile communication terminal are provided to transmit a calling party number and a specific image upon call attempt, and to display the transmitted calling party number and image before speech. Also, the method and system are provided to download the transmitted image to set the downloaded image as a background image. CONSTITUTION: In a mobile communication terminal of a transmitting party, a shooting part captures a specific image. A video processor compresses the captured image using MPEG(Moving Picture Expert Group), and a microcomputer stores the compressed digital video data in a memory. The microcomputer decides whether to transmit the image upon origination. If image transmission is set, a transceiver transmits the image using an SCH(Supplemental CHannel). In a mobile communication terminal of a receiving party, a transceiver receives the image from a base station by using an SCH. A microcomputer stores the received image in a memory. A video processor restores the compressed image stored in the memory. And the microcomputer displays the restored image and a calling party number and controls the generation of a ring-back tone.

Description

IMAGE TRANSMITTING / RECEIVING METHOD AND SYSTEM FOR MOBILE COMMUNICATION TERMINAL EQUIPMENT}

The present invention relates to a mobile communication terminal, and more particularly, to a method and system for transmitting and receiving images in an IMT-2000 terminal.

In general, the mobile communication terminal applies the specification of 7.7.5.3 Caller Party Number of IS-95-A, and when a call is received, the user receives the message from the base station through the page channel before the user receives the call. A function for displaying a number is provided.

Information Records transmitted and received on the page channel are included in the Feature Notification Message, and the Information Record Type includes Display (0000001), Called Party Number (00000010), Calling Party Number (00000011), Connected Number (00000100), Signal (00000101). ), And Message Waiting (00000110).

This is a function to receive a message corresponding to the calling party number and display it on the user's terminal.

However, in the related art, the caller ID function can only display the caller's telephone number, but the image download service cannot be provided by including the image in the page message.

Accordingly, the present invention provides a method and system for transmitting / receiving a user image which is designed to transmit a caller's telephone number and a specific image when a call is attempted and to display the caller's telephone number and an image transmitted from the caller before the call in order to improve the conventional problem. There is a purpose.

Another object of the present invention is to download the transmitted image and set it as a background screen.

That is, an object of the present invention is to enable a character download with a Caller Portrait ID function in a 3xRTT based network.

1 is a block diagram of a system for an embodiment of the present invention.

2 is a block diagram of a mobile communication terminal in an embodiment of the present invention;

3 is a flowchart illustrating operation in transmission mode operation in the embodiment of the present invention;

4 is a flowchart illustrating operations in a reception mode operation according to an embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

210: photographing unit 220: image processing unit

230: transceiver unit 240: keypad

250: memory 260: display unit

270 microcomputer

According to an aspect of the present invention, there is provided a method of capturing a specific image using a digital camera, compressing the captured specific image to MPEG standard, and storing the captured image in a memory; Supplemental Channel) is characterized in that the step of transmitting the phone number and the captured image to the receiving mobile terminal in the mobile communication terminal operating in the outgoing mode.

In addition, the present invention to receive the image from the base station using a channel (Supplemental Channel) in order to achieve the above object, the step of restoring the compressed image stored in the memory, and the call The displaying of the caller's telephone number and the restored image is performed in a mobile communication terminal operating in a reception mode.

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

FIG. 2 is a block diagram of an apparatus for an embodiment of the present invention. As shown therein, an image capturing unit 210 for acquiring an image and an electric image signal obtained by the image capturing unit 210 are compressed to an MPEG standard. Image processing unit 220 for processing and outputting a digital video signal, the transmission and reception unit 230 for transmitting and receiving a call signal, the keypad 240 consisting of a numeric key, a function key for setting the call mode, the image to be transmitted, etc. And a memory 250 for storing the digital image signal, the telephone number list, etc., which have been compressed by the image processor 220, a display unit 260 for displaying the outgoing telephone number, the received telephone number, and the received image. In addition, the image processor 220, the transceiver 230, the keypad 240, the memory 250, and the display 260 are connected to the microcomputer 270 that controls the overall operation.

The photographing unit 210 and the image processing unit 220 are components of a digital camera and may be built in a mobile communication terminal or an external digital camera.

In addition, according to an embodiment of the present invention, as shown in the operation flowchart of FIG. 3, the transmitting-side mobile communication terminal captures a specific image by the photographing unit 210, and captures the captured specific image by the image processing unit 220. Compression to MPEG standard and storing the compressed digital image data in the memory 250 by the microcomputer 270, and determining whether to transmit an image from the microcomputer 270 during an outgoing call. When the image transmission is set in the above, the transmitting and receiving unit 230 is characterized in that the step of transmitting the image using a channel (SCH; Supplemental Channel).

And, in the embodiment of the present invention, as shown in the operation flowchart of FIG. 4, the receiving side mobile communication terminal receives and transmits an image from the base station using the channel (SCH; Supplemental Channel). Storing the image in the memory 250 by the microcomputer 270, restoring the compressed image stored in the memory 250 by the image processor 220, and displaying the display unit 260 by the microcomputer 270. Controlling the ringing tone while displaying the caller's telephone number and the restored image.

That is, the mobile communication terminal for the embodiment of the present invention is configured to have a communication function, an image capture function, and an MPEG-based VOD function for image compression / restore to a 3xRTT-based network.

Referring to the operation and effect of the embodiment of the present invention configured as described above are as follows.

In the communication system for an embodiment of the present invention, a page channel and a supplemental channel are connected between a mobile communication terminal (MS) 110 and a base station (BS) 130 as shown in the configuration diagram of FIG. It is assumed that a page channel and a supplemental channel are connected between the (MS) 120 and the base station (BS) 140, and a communication channel by wire or wireless is connected between the base station 130 and 140.

Therefore, assuming that the mobile communication terminal 110 is a transmitting side and the mobile communication terminal 120 is a receiving side, when the transmitting mobile terminal 110 transmits the telephone number of the receiving mobile terminal 120, the mobile number is transferred. The communication terminal 110 transmits its ID and the image image selected by the user to the base station 130.

Subsequently, the base station 140 receiving the call attempt message from the base station 130 calls the receiving side mobile communication terminal 120 and if there is a response from the mobile communication terminal 120, the telephone number and transmission of the user of the transmitting side. The image is transmitted to the mobile communication terminal 120.

Accordingly, the reception side mobile communication terminal 120 displays the transmission side telephone number and the transmission image on the display window through predetermined signal processing.

Thereafter, the receiving user checks the transmitting telephone number and the transmitting image displayed on the display window of the mobile communication terminal 120 and determines whether to make a call.

In addition, the above operation will be described with reference to the operation flowcharts of FIGS. 3 and 4.

Although the mobile communication terminals 110 and 120 may operate as a transmitting side or a receiving side according to circumstances, the mobile communication terminal 110 is assumed to be a transmitting side, so the process of FIG. 3 is performed and the mobile communication terminal 120 is performed. Since assumes the receiving side, it is assumed that the process of FIG. 4 is performed.

First, when the mobile communication terminal 110 is in a valid state, the user sets a function for capturing a specific image using the keypad 240 and captures his or her specific image using the photographing unit 210.

The image captured by the photographing unit 210 is compressed by the image processing unit 220 according to the MPEG standard, and the compressed digital image signal is stored in the memory 250 by the microcomputer 270.

The photographing unit 210 and the image processing unit 220 are built in a mobile communication terminal as a digital camera component or built in an external digital camera.

In case of capturing an image from an external digital camera, the mobile communication terminal 110 and an external digital camera are connected by using a connector to capture a desired image, and the captured image is compressed to an MPEG standard to store a memory ( 250).

In this case, the mobile communication terminal 110 includes a menu including an icon for capturing an image, an icon for editing the captured image, and an icon for storing the captured image or the edited image in the memory 250. .

Thus, the user can edit the captured image, set the edited image as the outgoing image, and store it in the memory 250.

Thereafter, when a user enters a phone number using the keypad 240 provided in the mobile communication terminal 110 and presses a call button, the microcomputer 270 prompts whether to transmit an image stored in the memory 250. Is displayed on the display unit 260.

At this time, when the user views the message displayed on the display unit 260 and sets image transmission using the keypad 240, the microcomputer 270 transmits the image stored in the memory together with its ID and the outgoing telephone number. . In this case, a 3xRTT based network is used for image transmission.

In addition, in the above, the user may select whether to transmit the image. However, when the image is transmitted in advance, the microcomputer 270 transmits the image stored in the memory 250 to the transceiver 230 at every transmission. Can be implemented to send.

Accordingly, the base station 130 checks the outgoing telephone number received from the mobile communication terminal 110 and transmits the caller ID, the caller image and the outgoing telephone number to the base station 140 capable of calling the mobile communication terminal 120. do.

After that, the base station 140 checks whether the mobile communication terminal 120 is in a callable state, and if it is determined that the mobile communication terminal 120 is in a callable state, the base station 140 transmits a caller ID and a caller image to the mobile communication terminal 120 and at the same time. Call 120. In this case, the 3xRTT based supplemental channel is used for receiving the caller image and the UP or SMS function is used.

In this case, the mobile communication terminal 120 transmits the caller image received by the transceiver 230 to the image processor 220 and restores the restored caller image and the caller's telephone number in the memory 250. After storing in the display unit 260 to display the caller's phone number and caller image.

Therefore, the receiver carrying the mobile communication terminal 120 determines the call based on the caller's telephone number and the image displayed on the display unit 260.

In addition, the receiving user may set the image received by the mobile communication terminal 120 as a background screen.

As described in detail above, the present invention has an effect of improving the performance of a product by improving the performance of a product by implementing a 3xRTT-based network to transmit and receive a character or a specific image and display the received character or image as a background screen. have.

Claims (12)

A mobile device operating in originating mode, wherein a first step of capturing a specific image using a digital camera and a second step of transmitting a caller ID (telephone number) and the captured image to a base station to transmit the captured image to a receiving mobile communication terminal are performed. An image transmitting method of a mobile communication terminal, characterized in that performed in a communication terminal. The method of claim 1, wherein the image transmission uses a supplemental channel (SCH) separate from the page channel. The method of claim 2, wherein the separate channel is a 3xRTT based channel. The method of claim 1, wherein the digital camera is built in the mobile communication terminal or configured as an external digital camera. The method of claim 1, wherein the transmitting of the image in the second step comprises displaying a selection screen to be determined by the user at every transmission. The method of claim 1, further comprising compressing the captured image in MPEG format and storing the captured image in a memory. A first step of receiving the image transmitted from the base station from the base station, a second step of restoring the received image to the original image, and a step of displaying the restored image together with the caller ID (telephone number); The image receiving method of the mobile communication terminal, characterized in that the step 3 performed in the mobile communication terminal operating in the reception mode. The method of claim 7, wherein the image receiving method uses a supplemental channel (SCH) separate from the page channel. The method of claim 8, wherein the separate channel is a 3xRTT based channel. The method of claim 7, further comprising the step of setting the received image as a background screen. 8. The method of claim 7, wherein the third step is executed before a call is made to allow the user to determine whether to talk. First terminal means for capturing a specific image and transmitting a caller ID (telephone number) and the captured image at every call; second terminal means for displaying a caller ID and an image transmitted from the first terminal means before a call; And an exchange means for transmitting and receiving images using separate channels based on the 3xRTT and the first and second terminal means.