KR20060058323A - A photographing system and the method of the mobile communication terminal to display photographing place - Google Patents

Abstract

The present invention relates to photographing of a mobile communication terminal having a camera, and more particularly, to display in text to an image where the place where the photograph is taken using GPS information and geographic information when photographing using the mobile communication terminal. The present invention relates to a photographing system of a mobile communication terminal for displaying a photographing location capable of inputting photographing location information using a GPS and a method thereof.

The present invention as described above is a mobile communication terminal for identifying and transmitting the longitude and latitude of the photographing location and synthesizing and storing the location information input from the outside into the image image to be photographed; And a location information server searching for address information of the photographing location by using latitude and longitude information transmitted from the mobile communication terminal and transmitting the location information server to the mobile communication terminal.

Mobile terminal, location information, GPS, shooting location, camera

Description

A photographing system and the method of the mobile communication terminal to display photographing place}

1 is a block diagram of a conventional mobile communication terminal,

2 is a block diagram of a photographing system of a mobile communication terminal for displaying a photographing location according to the present invention;

3 is a block diagram of a mobile communication terminal in FIG.

4 is a flowchart illustrating a process of a photographing method of a mobile communication terminal for displaying a photographing location according to the present invention.

* Description of Major Symbols in Drawings *

1: Camera Module 2: Processor

3: External storage 3R: RAM

3F: Flash memory 4: LCD

5: RF module 6: microphone

7: user interface unit 10: audio output unit

100: mobile communication terminal

110: camera unit 112: processor (control unit or MSM)

113: storage unit 114: display unit

118: GPS unit 119: video image encoding unit

The present invention relates to photographing of a mobile communication terminal having a camera, and more particularly, to display in text to an image where the place where the photograph is taken using GPS information and geographic information when photographing using the mobile communication terminal. The present invention relates to a photographing system of a mobile communication terminal for displaying a photographing location capable of inputting photographing location information using a GPS and a method thereof.

Current mobile communication terminals are equipped with a camera, a camera interface and an arm core for image data processing, and an application digital signal process (aDSP), so that image preview, image capture, in particular, W-CDMA, etc. Video telephony (VT) services are provided. That is, due to the above-mentioned increase in multimedia data processing and development of various applications, most mobile communication terminals require more data processing. In particular, more and faster data processing is required to handle cameras and LCD pixels that are rising to QCIF, QVGA, VGA, and XGA. Shall be.

1 is a block diagram of a mobile communication terminal equipped with a camera of the related art having the above functions.

As shown in FIG. 1, the mobile communication terminal equipped with the camera module 1 of the related art is configured to connect a camera module 1 for image capturing directly to the processor 2. The processor (MSM) 2 that controls the overall functions of the mobile communication terminal includes a microphone 6, an audio output unit 10, an LCD 4, an external memory 3, A user interface 7 including a keypad and the like, and an RF module 5 for communicating with an external RF signal are connected.

The processor 2 includes an advanced RISC machine (ARM) core for controlling input and output of image data, an application digital signal processor (aDSP) for image data processing, WCDMA signal processing and audio. Modem digital signal processor (mDSP), direct memory accessor (hereinafter referred to as `` direct memory access ''), camera interface, and LCD interface to control data transfer ), An audio codec (transmit and receive audio codec) for audio signal processing, an RF interface for RF signal processing, and an event generated in a user interface. Event controllers and the like are mounted.

The external memory 3 is equipped with a RAM 3R and a flash memory 3F.

The above-mentioned aDSP converts image data of YUV format into image of RGB format, image compression such as JPEG, MP3 signal processing, MIDI signal processing, MPEG data processing, packet unit It is configured to handle H.223 protocol control, which is a multiplexing protocol, and functional control of an adaptive multi rate (AMR) vocoder.

The mDSP described above performs image and data signal processing.

In the case of taking a picture using a mobile communication terminal having a camera of the prior art having the above-described configuration, the camera interface is driven to preview the image signal input from the camera module 1 on the LCD 4 in advance. Subsequently, when a user's photographing command is input, an image previously displayed on the LCD 4 is photographed, and then image data is encoded by the camera interface unit and aDSP and then stored in the storage unit 3.

In the case of taking a picture by using the mobile communication terminal having the camera module 1 as described above, the current time is input to the image to be captured (overlap) and then input by encoding with the image image shooting time It can be displayed on the photographed picture image, and in the case of the shooting location, the user could display the information on the photographed image image by inputting the information of the region as text.

Therefore, in the prior art, it is troublesome to input a shooting location, and when the user does not know his location, there is a problem in that the shooting location cannot be input.

Accordingly, the present invention is to eliminate the hassle of inputting the location information of the shooting place when taking a picture, as in the mobile communication terminal having a camera of the prior art described above, when the picture is taken using a GPS and location information server It is an object of the present invention to provide a photographing system of a mobile communication terminal and a method for displaying a photographing place so that information of a place where a photograph is taken can be displayed on an image image automatically photographed as text.

The photographing system of the mobile communication terminal for displaying the photographing place of the present invention for achieving the above object, the identification and transmission of the longitude and latitude of the photographing location, and synthesized the location information input from the outside into the image image to be captured and stored A mobile communication terminal; And a location information server searching for address information of the photographing location by using latitude and longitude information transmitted from the mobile communication terminal and transmitting the location information server to the mobile communication terminal.

The above-described mobile communication terminal may include a camera unit for capturing an image, a GPS unit for detecting latitude and longitude information of a photographing position captured by the camera unit, and a latitude and longitude identified by the GPS unit in a text message. A control unit for transmitting to a location information server and receiving and processing location information from the location information server, and a video image encoding for synthesizing the location information of the photographing location received from the location information server to a photographed image of the mobile communication terminal. Characterized in that it comprises a part.

The location information server includes a communication unit connected to a communication network, an SMS processing unit for extracting and outputting latitude and longitude information from an SMS message transmitted by the mobile communication terminal input through the communication unit, and address information according to the latitude and longitude information. A location information database storing the location information and the location information corresponding to the latitude and longitude from the location information database using the latitude and longitude information inputted from the SMS processing unit to the mobile communication terminal through the SMS processing unit and the communication unit. Characterized in that it comprises a location information search to transmit.

The address information corresponding to the above-described location information DB latitude and longitude is stored.

The photographing method of the mobile communication terminal for displaying the photographing location of the present invention,

A first process of the mobile communication terminal extracting latitude and longitude information of a photographing location and transmitting the location information server to the location information server, and the location information server searching for address information of a location corresponding to the latitude and longitude information and transmitting the location information to the mobile communication terminal; And a third process of synthesizing and storing the location information in the captured video image when photographing is generated after receiving the location information transmitted in the second process.

In the present invention described above, the latitude and longitude information of the mobile communication terminal and the location information transmitted from the location information server are characterized in that it is transmitted by SMS.

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

FIG. 2 is a block diagram of a photographing system of a mobile communication terminal for displaying a photographing location according to an embodiment of the present invention, and FIG. 3 is a block diagram showing a schematic configuration of a mobile communication terminal of the system of FIG.

As shown in Figure 2, the picture taking system of the mobile communication terminal of the present invention is provided with a camera module to extract the latitude and longitude information of the location to be taken and transmitted to the location information server 200 and the location input from outside After receiving the latitude and longitude information of the shooting location received from the mobile communication terminal 100 and the mobile communication terminal 100, which is configured to store information synthesized in the photographed image, and then detect the address information of the photographing location. It is configured to include a location information server 200 to transmit.

 Here, the above-described location information server 200 transmits and receives latitude and longitude information and location information by an SMS text message with the mobile communication terminal 100. As shown in FIG. 2, the location information server 200 performing the above-described function includes a communication unit 210, an SMS processing unit 220, and a location information retrieval unit 230.

Here, the communication unit 210 transmits and receives an SMS (short message) with a mobile communication terminal through a communication network 300 including a mobile communication network and an internet network.

The SMS processor extracts the latitude and longitude information from the SMS message received through the communication unit 210 and transmits the latitude and longitude information to the location information search unit 230 and converts the location information input from the location information search unit 230 into an SMS message. After the transmission to the mobile communication terminal via the communication unit 210 and the communication network 300.

The location information search unit 230 searches for the address information of the photographing location in the location information database 200 using the latitude and longitude information of the photographing location received from the mobile communication terminal 100, and then sends the message to the SMS processing unit 220. As described above, the SMS processing unit 220 generates the received location information as an SMS message and transmits the generated location information to the mobile communication terminal through the communication unit 210 and the communication network 300.

Next, FIG. 3 is a block diagram of the mobile communication terminal of FIG. 2 and includes a camera unit 110 and a processor 112 described in the related art, as shown in FIG. In addition, a processor (MSM) 112 that controls the overall functions of the mobile communication terminal includes a microphone (mic) 116, an audio output unit (speaker / receiver) 120, a display unit (LCD) 114, and an external memory 3. , A user interface 117 including a keypad, etc., and an RF module 115 for enabling communication with an external RF signal.

In addition, as a feature of the present invention, the processor 112 is provided with an image image encoding unit 119 for synthesizing the received position information into the image image to be photographed and stored in the storage unit 113. The GPS unit 118 for detecting is provided. Although the above-described image image encoding unit 119 is illustrated as being provided inside the processor 112, the image image encoding unit 119 may be configured outside the processor 112 separately from the processor.

According to the above configuration, the mobile communication terminal extracts the latitude and longitude information of the photographing location from the GPS 118 at the time of image capturing and transmits it to the location information server 200, and the location information is based on the received latitude and longitude information. The location information of the photographing location, that is, address information, is transmitted to the mobile communication terminal, and the mobile communication terminal is operated to know the photographing location of the photographed picture by combining the received location information with the captured image image.

4 is a flowchart illustrating a process of a photographing method of a mobile communication terminal for displaying a photographing location according to the above-described operation.

Referring to Figures 2 to 4 will be described the processing of the photographing method of the mobile communication terminal for displaying the place of the invention of the present invention as follows.

As shown in FIG. 4, according to a user's selection, the mobile communication terminal is driven in a photographing mode to display a video image input from the camera unit 110 on the display unit (LCD) 114 by preview (S11).

After that, the control unit 112 of the mobile communication terminal 100 determines whether the shooting position storage function is set (S12).

If the shooting position storage function is not set as a result of the determination in step S12, the captured image is encoded and stored in the storage unit 113 as in the prior art (S18).

On the contrary, when the photographing position storage function is set as a result of the determination in S12, the GPS unit 118 detects the latitude and longitude information of the current photographed position (S13).

The latitude and longitude information of the photographing position detected in step S13 is converted into an SMS message by the control unit (processor or MSM) 112 and then transmitted to the location information server 200 via the mobile communication network (S14).

The SMS processor 220 of the location information server receiving the latitude and longitude information of the mobile communication terminal extracts the latitude and longitude information from the received SMS message and outputs the latitude and longitude information to the location information search unit 230. 230, after searching the location information DB 240, detects address information (location information) corresponding to latitude and longitude, and transmits the address information (location information) to the SMS processor 220. The SMS processor 220 transmits the received location information in the form of an SMS message to the mobile communication terminal through the communication network 300 (S15).

The mobile communication terminal having received the location information of the photographing location by the above-described step S15 temporarily stores the received location information in the RAM 113R and displays the overlapped image image output on the display unit 114 (S16).

 Thereafter, when a picture is taken by the user, the image image encoding unit 119 synthesizes the photographed display image and the location information displayed on the display unit 114 and stores the information in the storage unit 113. It will be terminated (S17).

The present invention as described above allows the user to input the location information of the location to be photographed when shooting with a mobile communication terminal equipped with a camera, as in the prior art to eliminate the hassle of having to input the text one by one to take a picture In addition to facilitating, it also provides an effect of making it easy to identify the location of the picture.

Claims (7)

A mobile communication terminal for identifying and transmitting a longitude and latitude of a photographing location, and for synthesizing and storing location information input from the outside into a captured image image; And a location information server for retrieving address information of the photographing location by using the latitude and longitude information transmitted from the mobile communication terminal and transmitting the location information server to the mobile communication terminal. Picture taking system of the terminal. The method of claim 1, wherein the mobile communication terminal, Camera unit for taking pictures, A GPS unit for detecting latitude and longitude information of a photographing position captured by the camera unit; A control unit for transmitting the latitude and longitude identified by the GPS unit to the location information server as a text message and receiving and processing location information from the location information server; And a video image encoding unit for synthesizing the location information of the photographing location received from the location information server into the photographed image of the mobile communication terminal. . The method of claim 1, wherein the location information server, A communication unit connected to a communication network, An SMS processor for extracting and outputting latitude and longitude information from an SMS message transmitted by the mobile communication terminal input through the communication unit, and a location information database for storing address information according to the latitude and longitude information; Using the latitude and longitude information input from the SMS processing unit, searching for the location information corresponding to the latitude and longitude in the location information database; And a location information retrieval unit for transmitting to the mobile communication terminal via a communication unit. The photographing system of claim 3, wherein the location information database stores address information corresponding to latitude and longitude. The mobile communication terminal according to any one of claims 1 to 4, wherein the latitude and longitude information of the mobile communication terminal and the location information transmitted from the location information server are transmitted by SMS. Photography system. A first process of the mobile communication terminal extracting the latitude and longitude information of the photographing location and transmitting it to the location information server; A second step of the location information server searching for address information of a location corresponding to the latitude and longitude information and transmitting the address information to the mobile communication terminal; And a third step of synthesizing and storing the location information in the photographed video image after receiving the location information transmitted in the second step. How to take a picture. 7. The method of claim 6, wherein the latitude and longitude information of the mobile communication terminal and the location information transmitted from the location information server are transmitted by SMS.

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