KR20110054175A - Mobile terminal and method for controlling the same - Google Patents

Abstract

PURPOSE: A mobile terminal and a method for controlling the same are provided to synthesize an original image inputted from a camera with a zoom-in image of the original image to display the synthesized image. CONSTITUTION: A mobile terminal(100) comprises: a memory(160); a camera(121) for photographing an image of a subject and including a zoom-in function; a display unit(151) for displaying an image inputted from the camera; and a control unit(180) for synthesizing an original image with a zoom-in image of the original image to store the synthesized image to the memory.

Description

MOBILE TERMINAL AND METHOD FOR CONTROLLING THE SAME

The present invention relates to a mobile terminal and a method of controlling the same so that user's convenience can be further considered to enable the use of the terminal.

Terminals such as personal computers, laptops, mobile phones, etc. may be configured to perform various functions. Examples of such various functions include data and voice communication functions, taking pictures or videos through a camera, storing voices, playing music files through a speaker system, and displaying images or videos. Some terminals include additional functionality to play games, while others are implemented as multimedia devices. Moreover, recent terminals can receive a broadcast or multicast signal to watch a video or television program.

Normally the terminal moves The mobile terminal may be divided into a mobile terminal and a stationary terminal depending on whether the mobile terminal is a portable terminal (or a handheld terminal) and a vehicle mount terminal, depending on whether the user can directly carry the mobile terminal. Can be divided into

Efforts to support and increase the function of the terminal continue. The above efforts include not only changes and improvements in structural components forming the terminal, but also improvements in software and hardware.

SUMMARY OF THE INVENTION An object of the present invention is to provide a mobile terminal and a control method thereof capable of synthesizing and displaying an original image input from a camera and an image zoomed in from the original image into a single image.

A mobile terminal according to the present invention for achieving the above object, the memory; A zoom-in function, comprising: a camera for capturing an image of a subject; A display unit which displays an image input from the camera; When a user inputs a zoom-in command for the camera, a control unit synthesizes the first non-zoom-in image and the second image zoomed in according to the zoom-in command as one image and stores them in the memory. It includes;

In this case, the first and second images may be any one of an image and an image, an image and a video, and a video and an image.

In addition, when the zoom-in command is input, the controller controls the camera to capture a first image of a time point at which the zoom-in command is input, and captures the first image and the second image photographed in the zoomed-in state. Can be composited into images.

In addition, the controller may synthesize the second image in a specific area within the first image. In this case, the controller may overlap or transparently synthesize the second image in the first image. The controller may display the first image on the display unit in a state in which the first and second images are captured, and when a region having a specific size is designated in the first image, the second image is synthesized in the designated region. You may. In addition, the controller may display information indicating the size and zoomed-in degree of the second image in the second image. The controller may convert the resolution of the second image into a resolution of the first image and synthesize the resolution.

In addition, the controller may synthesize the first image in a specific area within the second image. In this case, the controller is configured to display a second image on the display unit in a state where the first and second images are captured, and when a region having a specific size is designated in the second image, synthesize the first image in the designated region. Can be. The controller may convert the resolution of the first image into a resolution of the second image and synthesize the resolution.

The controller may be further configured to display the synthesized image on a display unit screen, and when an area corresponding to one of the first and second images is selected within the image, the image corresponding to the selected area is displayed on the screen. It can be displayed in full.

In addition, the control method of the mobile terminal according to the present invention comprises the steps of inputting and displaying an image of a subject through a camera; Photographing a first non-zoom-in image at a time when the zoom-in command is input, when a zoom-in command is input to the camera; Photographing a second image zoomed in according to the zoom-in command; And synthesizing the photographed first and second images into a single image.

According to the present invention, a mobile terminal and a method of controlling the same are displayed by synthesizing and displaying an original image and an image zoomed in from the original image on a single image, so that a user can view an original image and an enlarged image of the original image while viewing one image. There is an effect that can be seen together.

Hereinafter, a mobile terminal according to the present invention will be described in more detail with reference to the accompanying drawings. The suffixes "module" and "unit" for components used in the following description are given or used in consideration of ease of specification, and do not have distinct meanings or roles from each other.

The mobile terminal described herein may include a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), navigation, and the like.

However, it will be readily apparent to those skilled in the art that the configuration according to the embodiments described herein may also be applied to fixed terminals such as digital TVs, desktop computers, etc., except when applicable only to mobile terminals.

1 is a block diagram of a mobile terminal according to an embodiment of the present invention.

The mobile terminal 100 includes a wireless communication unit 110, an A / V input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a memory 160, and an interface. The unit 170, the controller 180, and the power supply unit 190 may be included. The components shown in FIG. 1 are not essential, so that a mobile terminal having more or fewer components may be implemented.

Hereinafter, the components will be described in order.

The wireless communication unit 110 may include one or more modules that enable wireless communication between the mobile terminal 100 and the wireless communication system or between the mobile terminal 100 and a network in which the mobile terminal 100 is located. For example, the wireless communication unit 110 may include a broadcast receiving module 111, a mobile communication module 112, a wireless Internet module 113, a short range communication module 114, and a location information module 115 .

The broadcast receiving module 111 receives a broadcast signal and / or broadcast related information from an external broadcast management server through a broadcast channel. In this case, the broadcast signal received by the broadcast receiving module 111 may be a signal including a 2D broadcast image or a 3D broadcast image.

The broadcast channel may include a satellite channel and a terrestrial channel. The broadcast management server may mean a server that generates and transmits a broadcast signal and / or broadcast related information or a server that receives a previously generated broadcast signal and / or broadcast related information and transmits the same to a terminal. The broadcast signal may include not only a TV broadcast signal, a radio broadcast signal, and a data broadcast signal, but also a broadcast signal having a data broadcast signal combined with a TV broadcast signal or a radio broadcast signal.

The broadcast related information may mean information related to a broadcast channel, a broadcast program, or a broadcast service provider. The broadcast related information may also be provided through a mobile communication network. In this case, it may be received by the mobile communication module 112.

The broadcast related information may exist in various forms. For example, it may exist in the form of Electronic Program Guide (EPG) of Digital Multimedia Broadcasting (DMB) or Electronic Service Guide (ESG) of Digital Video Broadcast-Handheld (DVB-H).

For example, the broadcast receiving module 111 may be a Digital Multimedia Broadcasting-Terrestrial (DMB-T), a Digital Multimedia Broadcasting-Satellite (DMB-S), a Media Forward Link Only A digital broadcasting system such as DVB-CB, OMA-BCAST, or Integrated Services Digital Broadcast-Terrestrial (ISDB-T). Of course, the broadcast receiving module 111 may be configured to be suitable for not only the above-described digital broadcasting system but also other broadcasting systems.

The broadcast signal and / or broadcast related information received through the broadcast receiving module 111 may be stored in the memory 160.

The mobile communication module 112 transmits and receives a radio signal with at least one of a base station, an external terminal, and a server on a mobile communication network. The wireless signal may include various types of data according to transmission and reception of a voice call signal, a video call call signal, or a text / multimedia message.

The wireless internet module 113 refers to a module for wireless internet access and may be embedded or external to the mobile terminal 100. Wireless Internet technologies may include Wireless LAN (Wi-Fi), Wireless Broadband (Wibro), World Interoperability for Microwave Access (Wimax), High Speed Downlink Packet Access (HSDPA), and the like.

The short range communication module 114 refers to a module for short range communication. As a short range communication technology, Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, and the like may be used.

The location information module 115 is a module for obtaining a location of a mobile terminal, and a representative example thereof is a GPS (Global Position System) module. According to the current technology, the GPS module 115 calculates distance information and accurate time information from three or more satellites, and then applies trigonometry to the calculated information to obtain a three-dimensional string of latitude, longitude, The location information can be accurately calculated. At present, a method of calculating position and time information using three satellites and correcting an error of the calculated position and time information using another satellite is widely used. In addition, the GPS module 115 may calculate speed information by continuously calculating the current position in real time.

Referring to FIG. 1, the A / V input unit 120 is for inputting an audio signal or a video signal, and may include a camera 121 and a microphone 122.

The camera 121 processes image frames such as still images or moving images obtained by the image sensor in the video call mode or the photographing mode. The processed image frame may be displayed on the display unit 151.

In addition, the camera 121 is equipped with a zoom-in / zoom-out function for enlarging / reducing an input image.

The image frame processed by the camera 121 may be stored in the memory 160 or transmitted to the outside through the wireless communication unit 110. Two or more cameras 121 may be provided according to the use environment.

The microphone 122 receives an external sound signal by a microphone in a call mode, a recording mode, a voice recognition mode, etc., and processes the external sound signal into electrical voice data. The processed voice data can be converted into a form that can be transmitted to the mobile communication base station through the mobile communication module 112 when the voice data is in the call mode, and output. The microphone 122 may implement various noise removing algorithms for removing noise generated in the process of receiving an external sound signal.

The user input unit 130 generates input data for the user to control the operation of the terminal. The user input unit 130 may include a key pad dome switch, a touch pad (static pressure / capacitance), a jog wheel, a jog switch, and the like.

The sensing unit 140 detects a current state of the mobile terminal 100 such as an open / closed state of the mobile terminal 100, a location of the mobile terminal 100, presence or absence of a user contact, orientation of the mobile terminal, acceleration / deceleration of the mobile terminal, and the like. To generate a sensing signal for controlling the operation of the mobile terminal 100. For example, when the mobile terminal 100 is in the form of a slide phone, it may sense whether the slide phone is opened or closed. In addition, whether the power supply unit 190 is supplied with power, whether the interface unit 170 is coupled to the external device may be sensed. The sensing unit 140 may include a proximity sensor 141. This will be described later with reference to the touch screen.

The output unit 150 is used to generate an output related to visual, auditory or tactile senses, which includes a display unit 151, an audio output module 152, an alarm unit 153, a haptic module 154, and a projector module ( 155) may be included.

The display unit 151 displays (outputs) information processed by the mobile terminal 100. For example, when the mobile terminal is in a call mode, the mobile terminal displays a user interface (UI) or a graphic user interface (GUI) related to the call. When the mobile terminal 100 is in a video call mode or a photographing mode, the mobile terminal 100 displays photographed and / or received images, a UI, and a GUI.

The display unit 151 includes a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT LCD), an organic light-emitting diode (OLED), and a flexible display (flexible). and at least one of a 3D display.

Some of these displays can be configured to be transparent or light transmissive so that they can be seen from the outside. This may be referred to as a transparent display. A representative example of the transparent display is TOLED (Transparant OLED). The rear structure of the display unit 151 may also be configured as a light transmissive structure. By this structure, the user can see the object located behind the terminal body through the area occupied by the display unit 151 of the terminal body.

There may be two or more display units 151 according to the implementation form of the mobile terminal 100. For example, in the mobile terminal 100, a plurality of display portions may be spaced apart from one another, or may be disposed integrally with one another, and may be disposed on different surfaces, respectively.

When the display unit 151 and a sensor for detecting a touch operation (hereinafter, referred to as a touch sensor) form a mutual layer structure (hereinafter referred to as a touch screen), the display unit 151 may be configured in addition to an output device. Can also be used as an input device. The touch sensor may have, for example, a form of a touch film, a touch sheet, a touch pad, or the like.

The touch sensor may be configured to convert a change in pressure applied to a specific portion of the display unit 151 or capacitance generated in a specific portion of the display unit 151 into an electrical input signal. The touch sensor may be configured to detect not only the position and area of the touch but also the pressure at the touch.

If there is a touch input to the touch sensor, the corresponding signal (s) is sent to a touch controller (not shown). The touch controller processes the signal (s) and then transmits the corresponding data to the controller 180. As a result, the controller 180 can know which area of the display unit 151 is touched.

The proximity sensor 141 may be disposed in an inner region of the mobile terminal surrounded by the touch screen or near the touch screen. The proximity sensor refers to a sensor that detects the presence or absence of an object approaching a predetermined detection surface or an object present in the vicinity without using a mechanical contact by using an electromagnetic force or infrared rays. Proximity sensors have a longer life and higher utilization than touch sensors.

Examples of the proximity sensor include a transmission photoelectric sensor, a direct reflection photoelectric sensor, a mirror reflection photoelectric sensor, a high frequency oscillation proximity sensor, a capacitive proximity sensor, a magnetic proximity sensor, and an infrared proximity sensor. When the touch screen is capacitive, the touch screen is configured to detect the proximity of the pointer by the change of the electric field according to the proximity of the pointer. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

Hereinafter, for convenience of explanation, the act of allowing the pointer to be recognized without being in contact with the touch screen so that the pointer is located on the touch screen is referred to as a "proximity touch", and the touch The act of actually touching the pointer on the screen is called "contact touch." The position where the proximity touch is performed by the pointer on the touch screen refers to a position where the pointer is perpendicular to the touch screen when the pointer is in proximity proximity.

The proximity sensor 141 detects a proximity touch and a proximity touch pattern (for example, a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, and a proximity touch movement state). Information corresponding to the sensed proximity touch operation and proximity touch pattern may be output on the touch screen.

The sound output module 152 may output audio data received from the wireless communication unit 110 or stored in the memory 160 in a call signal reception, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, and the like. The sound output module 152 may also output a sound signal related to a function (eg, a call signal reception sound, a message reception sound, etc.) performed in the mobile terminal 100. The sound output module 152 may include a receiver, a speaker, a buzzer, and the like.

The alarm unit 153 outputs a signal for notifying occurrence of an event of the mobile terminal 100. Examples of events occurring in the mobile terminal include call signal reception, message reception, key signal input, and touch input. The alarm unit 153 may output a signal for notifying occurrence of an event in a form other than a video signal or an audio signal, for example, vibration. Since the video signal or the audio signal may be output through the display unit 151 or the audio output module 152, in this case, the display unit 151 and the audio output module 152 are a kind of alarm unit 153. It may be classified as.

The haptic module 154 generates various tactile effects that the user can feel. Vibration is a representative example of the haptic effect generated by the haptic module 154. The intensity and pattern of vibration generated by the haptic module 154 can be controlled. For example, different vibrations may be synthesized and output or may be sequentially output.

In addition to vibration, the haptic module 154 may be configured to provide a pin array that vertically moves with respect to the contact skin surface, a jetting force or suction force of air through the jetting or suction port, grazing to the skin surface, contact of the electrode, electrostatic force, and the like. Various tactile effects can be generated, such as effects by the endothermic and the reproduction of a sense of cold using the elements capable of endotherm or heat generation.

The haptic module 154 may not only deliver the haptic effect through direct contact, but also may implement the user to feel the haptic effect through a muscle sense such as a finger or an arm. Two or more haptic modules 154 may be provided according to configuration aspects of the mobile terminal 100.

The projector module 155 is a component for performing an image project function using the mobile terminal 100 and is similar to the image displayed on the display unit 151 in accordance with a control signal of the controller 180 Or at least partly display another image on an external screen or wall.

In detail, the projector module 155 may include a light source (not shown) for generating light (eg, LED and laser light) for outputting the image to the outside, and an image to be output to the outside using the light generated by the light source. And an image generating means (not shown) for generating an image, and a lens (not shown) for expanding and outputting the image to the outside at a predetermined focal length. Further, the projector module 155 may include a device (not shown) capable of mechanically moving the lens or the entire module to adjust the image projection direction.

The projector module 155 can be divided into a CRT (Cathode Ray Tube) module, an LCD (Liquid Crystal Display) module and a DLP (Digital Light Processing) module according to the type of the display means. In particular, the DLP module may be advantageous for miniaturization of the projector module 151 by enlarging and projecting an image generated by reflecting light generated from a light source on a DMD (Digital Micromirror Device) chip.

Preferably, the projector module 155 may be provided longitudinally on the side, front or back side of the mobile terminal 100. It goes without saying that the projector module 155 may be provided at any position of the mobile terminal 100 as occasion demands.

The memory 160 may store a program for processing and controlling the controller 180, and stores input / output data (for example, a phone book, a message, an audio, a still image, an e-book, a video, etc.). You can also perform a function for temporary storage.

The memory 160 may also store a frequency of use of each of the data (eg, a phone number, a message, and a frequency of use of each multimedia). In addition, the memory unit 160 may store data regarding vibration and sound of various patterns output when a touch input on the touch screen is performed.

As described above, the memory 160 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, an SD or XD memory). Etc.), random access memory (RAM), static random access memory (SRAM), read-only memory (ROM), electrically erasable programmable read-only memory (EPEROM), programmable read-only memory (PROM), At least one type of storage medium may include a magnetic memory, a magnetic disk, and an optical disk. The mobile terminal 100 may operate in connection with a web storage that performs a storage function of the memory 160 on the Internet.

The interface unit 170 serves as a path with all external devices connected to the mobile terminal 100. The interface unit 170 receives data from an external device, receives power, transfers the power to each component inside the mobile terminal 100, or transmits data inside the mobile terminal 100 to an external device. For example, wired / wireless headset ports, external charger ports, wired / wireless data ports, memory card ports, ports for connecting devices with identification modules, audio input / output (I / O) ports, The video input / output (I / O) port, the earphone port, and the like may be included in the interface unit 170.

The identification module is a chip that stores various types of information for authenticating the usage rights of the mobile terminal 100, and includes a user identification module (UIM), a subscriber identify module (SIM), and a universal user authentication module ( Universal Subscriber Identity Module (USIM), and the like. Devices with identification modules (hereinafter referred to as "identification devices") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 100 through the port.

The interface unit may be a passage through which power from the cradle is supplied to the mobile terminal 100 when the mobile terminal 100 is connected to an external cradle, or various command signals input from the cradle by a user may be transferred. It may be a passage that is delivered to the terminal. Various command signals or power input from the cradle may be operated as signals for recognizing that the mobile terminal is correctly mounted on the cradle.

The controller 180 typically controls the overall operation of the mobile terminal. For example, perform related control and processing for voice calls, data communications, video calls, and the like. The controller 180 may include a multimedia module 181 for playing multimedia. The multimedia module 181 may be implemented in the controller 180 or may be implemented separately from the controller 180.

The controller 180 may perform a pattern recognition process for recognizing a writing input or a drawing input performed on the touch screen as text and an image, respectively.

The power supply unit 190 receives an external power source and an internal power source under the control of the controller 180 to supply power for operation of each component.

Various embodiments described herein may be implemented in a recording medium readable by a computer or similar device using, for example, software, hardware or a combination thereof.

According to a hardware implementation, embodiments described herein include application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPGAs), and the like. It may be implemented using at least one of processors, controllers, micro-controllers, microprocessors, and electrical units for performing other functions. The described embodiments may be implemented by the controller 180 itself.

According to the software implementation, embodiments such as the procedures and functions described herein may be implemented as separate software modules. Each of the software modules may perform one or more functions and operations described herein. Software code may be implemented in software applications written in a suitable programming language. The software code may be stored in the memory 160 and executed by the controller 180.

2A is a front perspective view of an example of a mobile terminal or a portable terminal according to the present invention.

The disclosed mobile terminal 100 has a terminal body in the form of a bar. However, the present invention is not limited thereto and may be applied to various structures such as a slide type, a folder type, a swing type, a swivel type, and two or more bodies are coupled to be relatively movable.

The body includes a casing (casing, housing, cover, etc.) that forms an exterior. In this embodiment, the case may be divided into a front case 101 and a rear case 102. Various electronic components are built in the space formed between the front case 101 and the rear case 102. At least one intermediate case may be further disposed between the front case 101 and the rear case 102.

The cases may be formed by injecting synthetic resin or may be formed of a metal material, for example, a metal material such as stainless steel (STS) or titanium (Ti).

The display unit 151, the audio output unit 152, the camera 121, the user input units 130/131 and 132, the microphone 122, and the interface 170 may be disposed in the terminal body, mainly the front case 101. have.

The display unit 151 occupies most of the main surface of the front case 101. The sound output unit 151 and the camera 121 are disposed in regions adjacent to one end of both ends of the display unit 151, and the user input unit 131 and the microphone 122 are disposed in regions adjacent to the other end. The user input unit 132 and the interface 170 may be disposed on side surfaces of the front case 101 and the rear case 102.

The user input unit 130 is operated to receive a command for controlling the operation of the mobile terminal 100 and may include a plurality of operation units 131 and 132. The operation units 131 and 132 may be collectively referred to as a manipulating portion.

Content input by the first or second manipulation units 131 and 132 may be variously set. For example, the first manipulation unit 131 receives a command such as start, end, scroll, and the like, and the second manipulation unit 132 adjusts the volume of the sound output from the sound output unit 152 or displays 151. Command, such as activating / deactivating the touch recognition mode.

FIG. 2B is a rear perspective view of the mobile terminal shown in FIG. 2A.

Referring to FIG. 2B, a camera 121 ′ may be additionally mounted on the rear of the terminal body, that is, the rear case 102. The camera 121 'may have a photographing direction substantially opposite to that of the camera 121 (see FIG. 2A), and may be a camera having the same or different pixels as the camera 121.

For example, the camera 121 has a low pixel so that the user's face is photographed and transmitted to the counterpart in case of a video call, and the camera 121 'photographs a general subject and does not transmit it immediately. It is desirable to have a high pixel because there are many. The cameras 121 and 121 'may be installed in the terminal body in a rotatable or pop-up manner.

A flash 123 and a mirror 124 may be additionally disposed adjacent to the camera 121 '. The flash 123 shines light toward the subject when the subject is photographed by the camera 121 '. The mirror 124 allows the user to see his / her own face or the like when photographing (self-photographing) the user using the camera 121 '.

The sound output unit 152 'may be further disposed on the rear surface of the terminal body. The sound output unit 152 ′ may implement a stereo function together with the sound output unit 152 (see FIG. 2A), and may be used to implement a speakerphone mode during a call.

In addition to the antenna for communication, a broadcast signal receiving antenna 116 may be additionally disposed on the side of the terminal body. The antenna 116, which forms part of the broadcast receiving module 111 (see FIG. 1), can be installed to be able to be drawn out from the terminal body.

The terminal body is equipped with a power supply unit 190 for supplying power to the mobile terminal 100. The power supply unit 190 may be embedded in the terminal body or may be directly detachable from the outside of the terminal body.

The rear case 102 may be further equipped with a touch pad 135 for sensing a touch. The touch pad 135 may be of a light transmission type for the display unit 151. [ In this case, if the display unit 151 is configured to output visual information on both sides (i.e., in the direction of both the front and rear surfaces of the mobile terminal), the visual information may be recognized through the touch pad 135. do. The information output on both surfaces may be controlled by the touch pad 135.

Meanwhile, since a display dedicated to the touch pad 135 is separately installed, the touch screen may be disposed on the rear case 102.

The touch pad 135 operates in association with the display unit 151 of the front case 101. The touch pad 135 may be disposed in parallel to the rear of the display unit 151. The touch pad 135 may have the same or smaller size as the display unit 151.

Hereinafter, an operation control process of a mobile terminal according to the present invention will be described in detail with reference to the accompanying drawings.

According to the present invention, when a zoom-in command is input to the camera 121 of the user through the user input unit 130 or the touch screen 151 while the image of the subject is input from the camera 121, the time point at which the zoom-in command is input When the first non-zoom-in first image is captured and a second image zoomed in according to the zoom-in command is captured, the first image and the second image are synthesized and displayed.

That is, the user can simultaneously view the first image that is not zoomed in and the second image in which the first image is enlarged while viewing the synthesized image.

In this case, in the present invention, the original first image and the zoomed-in second image may be images and images, respectively, or may be images and videos, respectively, and may be videos and images, respectively.

Hereinafter, embodiments of the present invention will be described in detail for each type of the first image and the zoomed-in second image.

<First Embodiment>

3 is a flowchart of a first embodiment illustrating a control process of a mobile terminal according to the present invention.

4 to 7 are screen views illustrating a first embodiment showing a control process of a mobile terminal according to the present invention.

3 to 7, the first embodiment of the present invention illustrates a process in which the mobile terminal 100 combines an image, which is an original image, and an image, which is a zoomed-in image, into one image.

That is, when the camera photographing menu is selected for image capturing from the user through the user input unit 130 or the touch screen 151 in the standby state [S111], the controller 121 of the mobile terminal 100 selects the camera 121. [S112] and an image of a subject input through the camera 121 is displayed on the preview screen of the touch screen 151 [S113].

As described above, the controller 180 zooms in from the user through the user input unit 130 or the touch screen 151 while displaying the image input from the camera 121 on the preview screen. If a command is input [S114], the zoom-in command captures an image (hereinafter, referred to as 'first image') from the non-zoom-in image at the time when the zoom-in command is input [S115].

Next, the controller 180 performs a zoom-in operation of enlarging the image according to the zoom-in operation of the camera 121 of the user [S116].

When the capture command of the zoomed-in image is input from the user while the image is zoomed in, the controller 180 captures an image (hereinafter, referred to as a “second image”) from the zoomed-in image [S117], The captured first image and the second image are synthesized into one image [S118].

Hereinafter, the synthesis process of the controller 180 will be described in detail.

First, the controller 180 may synthesize a second image captured in a zoomed-in state in a specific area of the first image captured in the non-zoom-in state.

That is, before the synthesis process of step S117, the controller 180 displays the first image on the screen, and has a specific size on the screen on which the first image is displayed through the user input unit 130 or the touch screen 151. If a region is designated, a second image may be synthesized in the designated region.

That is, the user may designate the area on the screen on which the first image is displayed by using the direction key of the user input unit 130 or touch the area on which the second image is synthesized on the touch screen 151.

In this case, the controller 180 may overlap or transparently synthesize the second image in a specific area within the first image.

In this case, the controller 180 provides a user interface (UI) for adjusting the transparency of the second image on the screen when the second image is displayed transparently in the specific area, and the user manipulates the transparency control UI. The transparency of the second image may be adjusted.

In this case, when the second image is synthesized in a specific area within the first image, the controller 180 may display information indicating the size and zoom-in degree of the second image in the second image synthesized in the first image.

That is, the user can view the information and know the size of the first image of the second image synthesized in the first image and the degree of zooming in of the first image.

In addition, the second image is a zoomed-in image, and the file size and resolution are larger than those of the first image, and thus, when the second image is synthesized with the first image at the original resolution, the total file size may be increased. Since the second images have different resolutions, the image may be unnatural when the second image is synthesized with the first image.

Therefore, the controller 180 determines the resolution of the first image when composing the second image to a specific area of the first image, converts the resolution of the second image to the resolution of the identified first image, and combines the resolution.

Next, the controller 180 may synthesize the first image captured in the non-zoom-in state in a specific area of the second image captured in the zoomed-in state.

That is, before the synthesis process of step S117, the controller 180 displays the second image on the screen, and has a specific size on the screen on which the second image is displayed through the user input unit 130 or the touch screen 151. If an area is designated, a first image may be synthesized in the designated area.

That is, the user may designate the area on the screen on which the second image is displayed by using the direction key of the user input unit 130 or touch the area on which the first image is synthesized on the touch screen 151.

In this case, the controller 180 may overlap or transparently synthesize the first image in a specific area within the second image.

In this case, the controller 180 provides a user interface (UI) for adjusting the transparency of the first image on the screen when the first image is transparently displayed on the specific region, and the user manipulates the transparency control UI. The transparency of the first image may be adjusted.

In this case, when the first image is synthesized in a specific area within the second image, the controller 180 may display information indicating the size and the zoom-in degree of the first image in the first image synthesized in the second image.

That is, the user can view the information and know the size of the second image of the first image synthesized in the second image and the degree of zooming in of the second image.

In addition, the controller 180 may grasp the resolution of the second image when composing the first image to a specific area of the second image, convert the resolution of the first image to the resolution of the identified second image, and synthesize the same. have.

As described above, the controller 180 stores an image in which the first and second images are combined into one in the memory 160 [S119], and displays the synthesized image on the screen [S120].

In this case, when a region corresponding to the first image is selected while the synthesized image is displayed on the screen, the controller 180 can display the entire first image on the screen, and the region corresponding to the second image. If is selected, the second image may be displayed on the screen as a whole.

Hereinafter, the image synthesis process of the controller 180 will be described in detail with reference to FIGS. 4 to 7.

First, referring to FIG. 4, the controller 180 drives the camera 121 to display the preview image 310 on the screen of the touch screen 151 according to a user's command. When the zoom-in command for the 310 is input, the first image 310 for the preview image 310 is captured in the non-zoom-in state at the time when the zoom-in command is input (FIG. 4A).

Next, the controller 180 displays the zoomed-in second image 320 according to the zoom-in operation of the user on the screen, and when the capture command of the zoomed-in second image 320 is input, the zoomed-in second Capture 2 images 320 (FIG. 4B).

In this case, as shown in (c) and (d) of FIG. 4, the controller 180 synthesizes the second image 320 in the first image 310 to the user in the first image 310. The second image 320 may be synthesized in the region 10 designated by the second image 320.

In addition, as shown in (a) and (b) of FIG. 5, the controller 180 synthesizes the first image 310 in the second image 320 to the user in the second image 320. The first image 310 may be synthesized in the region 20 designated by the first image 310.

Next, referring to FIG. 6, when the second image 320 is selected while the second image 320 is synthesized in the first image 310 (FIG. 6A). In addition, the selected second image 320 may be displayed on the screen as a whole (FIG. 6B).

In addition, referring to FIG. 6, when the first image 310 is selected in a state in which the second image 320 is synthesized in the first image 310 (FIG. 7A), The entire selected first image 310 may be displayed on the screen (FIG. 7B).

Second Embodiment

8 is a flowchart illustrating a second embodiment of a control process of a mobile terminal according to the present invention.

9 is a screen diagram illustrating a second embodiment showing a control process of a mobile terminal according to the present invention.

8 and 9, a second embodiment according to the present invention shows a process in which the mobile terminal 100 combines a video, which is an original image, and an image, which is a zoomed-in image, into a single image.

That is, the controller 180 of the mobile terminal 100 selects a camera photographing menu for capturing an image from the user through the user input unit 130 or the touch screen 151 in the standby state. [S212], and a video of a subject input through the camera 121 is displayed on the preview screen of the touch screen 151 [S213].

Next, the controller 180 zooms in from the user through the user input unit 130 or the touch screen 151 while recording a video input from the camera 121 according to a user's command. If a command is input [S214], the video recorded in the non-zoom-in state at the time when the zoom-in command is input is stored [S215].

Next, the controller 180 performs a zoom-in operation for enlarging the moving image according to the zoom-in operation of the camera 121 of the user [S216].

If a capture command of the zoomed-in video is input from the user while the video is zoomed in, the controller 180 captures an image from the zoomed-in video [S217], and stores the stored video and the captured image as one image. It synthesize | combines to [S218].

Hereinafter, the synthesis process of the controller 180 will be described in detail.

First, the controller 180 may synthesize an image captured in a zoomed-in state in a specific area of a playback screen of a video recorded and stored while not zoomed-in.

That is, before the synthesis process of step S217, the controller 180 displays a playback screen of the video recorded and stored in the non-zoom-in state, and the recorded video through the user input unit 130 or the touch screen 151. If a region having a specific size is designated on the playback screen of the, the captured image may be synthesized in the designated region.

That is, the user may designate the region on the playback screen of the video by using the direction key of the user input unit 130 or touch the region where the captured image is synthesized on the touch screen 151.

In this case, the controller 180 may overlap or transparently synthesize the captured image in a specific area of the video playback screen.

In this case, the controller 180 provides a user interface (UI) for adjusting the transparency of the captured image on the video playback screen when the captured image is transparently displayed on a specific area of the video playback screen. The user may adjust the transparency of the captured image by manipulating the transparency adjustment UI.

In this case, when the captured image is synthesized in a specific region of the video play screen, the controller 180 displays information indicating the size and zoom-in degree of the captured image in the captured image synthesized in the video play screen. can do.

Next, the controller 180 may synthesize a video recorded in the non-zoomed state in a specific area of the image captured in the zoomed in state.

That is, before the synthesis process of step S217, the controller 180 displays the image captured in the zoomed-in state on the screen, and captured in the zoomed-in state through the user input unit 130 or the touch screen 151. If a region having a specific size is designated on the screen on which the displayed image is displayed, the video recorded in the non-zoom-in state may be synthesized and played in the designated region.

As described above, the controller 180 stores in the memory 160 an image obtained by combining the video recorded in the non-zoom-in state and the image captured in the zoom-in state into one memory [S219], and storing the synthesized image. Display on the screen [S220].

In this case, when the video playback screen recorded in the non-zoom-in state is selected while the synthesized video is displayed on the screen, the controller 180 may display the playback screen of the video on the screen. When a region corresponding to the captured image is selected in the zoomed-in state, the captured image may be displayed on the screen.

Hereinafter, an image combining process of the controller 180 will be described in detail with reference to FIG. 9.

Referring to FIG. 9, the controller 180 drives the camera 121 to record a preview video 410 on the screen of the touch screen 151 according to a user's command. When the zoom-in command for 410 is input, the video 410 recorded in the non-zoom-in state at the time when the zoom-in command is input is stored (FIG. 9A).

Next, the controller 180 displays the zoomed-in video according to the user's zoom-in operation on the screen, and when a capture command of the image 420 for the zoomed-in video is input, the image for the zoomed-in video ( 420) (FIG. 9B).

In this case, as shown in (c) and (d) of FIG. 9, the controller 180 synthesizes the captured image 420 in the playback screen 410 of the video recorded in the non-zoom-in state. The captured image 420 may be synthesized in the region 30 designated by the user on the playback screen 410 of the video.

In addition, although not shown in FIG. 9, the controller 180 synthesizes the video 410 recorded in the non-zoom-in state in the captured image 420, by the user in the captured image 420. The video 410 may be synthesized in a designated area.

Third Embodiment

10 is a flowchart of a third embodiment showing a control process of a mobile terminal according to the present invention.

11 is a screen diagram of a third embodiment showing a control process of a mobile terminal according to the present invention.

10 and 11, a third embodiment according to the present invention illustrates a process in which the mobile terminal 100 combines an image, which is an original image, and a video, which is a zoomed-in image, into a single image.

That is, when the camera photographing menu is selected for image capturing from the user through the user input unit 130 or the touch screen 151 in the standby state [S311], the controller 121 of the mobile terminal 100 selects the camera 121. [S312] and an image of a subject input through the camera 121 is displayed on the preview screen of the touch screen 151 [S313].

As described above, the controller 180 zooms in from the user through the user input unit 130 or the touch screen 151 while displaying the image input from the camera 121 on the preview screen. If a command is input [S314], the zoom-in command captures an image from the non-zoom-in image at the time of input [S315].

Next, the controller 180 performs a zoom-in operation of enlarging the zoomed-in video according to the zoom-in operation of the camera 121 of the user [S316].

If a recording command of the zoomed-in video is input from the user while the video is zoomed in, the controller 180 records the zoomed-in video.

Next, when a storage command of a video being recorded in the zoomed-in state is input from the user, the controller 180 stores the video being recorded [S37], and the image captured in the non-zoom-in state and the zoomed-in The video recorded in the state is synthesized into one video [S318].

Hereinafter, the synthesis process of the controller 180 will be described in detail.

First, the controller 180 may synthesize a playback screen of a video recorded in the zoomed-in state in a specific area of the image captured in the non-zoom-in state.

That is, before the synthesis process of step S317, the controller 180 displays the image captured in the non-zoom-in state, and has a specific size on the displayed image through the user input unit 130 or the touch screen 151. If an area is designated, a playback screen of a video recorded in the zoomed-in state may be synthesized in the designated area.

That is, the user may designate the area on the image display screen captured in the non-zoom-in state by using the direction key of the user input unit 130, and play the video recorded in the zoom-in state on the touch screen 151. It can also be specified by touching the area where the screen is synthesized.

In this case, the controller 180 may overlap or transparently synthesize the playback screen of the video recorded in the zoomed-in state in a specific area of the image display screen captured in the non-zoom-in state.

In this case, when the controller 180 transparently displays a playback screen of the video recorded in the zoomed-in state in a specific area of the image display screen captured in the non-zoom-in state, the playback screen of the video is displayed on the image display screen. A UI may be provided to adjust the transparency of the user, and the user may adjust the transparency of the video playback screen by manipulating the transparency control UI.

In this case, when the playback screen of the video recorded in the zoomed-in state is synthesized in a specific area of the image display screen captured in the non-zoom-in state, the controller 180 displays the playback screen of the video synthesized in the display screen of the image. Information indicating the size of the moving picture playback screen and the degree of zooming in may be displayed.

Next, the controller 180 may synthesize an image captured in the non-zoom-in state in a specific area of the video recorded in the zoomed-in state.

That is, before the synthesis process of step S317, the controller 180 displays a playback screen of the video recorded in the zoomed-in state, and records in the zoomed-in state through the user input unit 130 or the touch screen 151. If a region having a specific size is designated on the playback screen of the captured video, the captured image may be synthesized and reproduced in the non-zoom-in state.

As described above, the controller 180 stores an image obtained by synthesizing an image captured in the non-zoom-in state and a video recorded in the zoomed-in state into the memory 160 [S319], and storing the synthesized image. Display on the screen [S320].

In this case, when the image display screen captured in the non-zoom-in state is selected while the synthesized image is displayed on the screen, the controller 180 may display the entire image on the screen, and the zoom-in state If the recorded video playback screen is selected, the entire video playback screen may be displayed on the screen.

Hereinafter, an image synthesis process of the controller 180 will be described in detail with reference to FIG. 11.

Referring to FIG. 11, the controller 180 drives the camera 121 to display the preview image 310 on the screen of the touch screen 151 according to a user's command. If a zoom-in command is inputted, the image 510 of the preview image 310 is captured in the non-zoom-in state at the time when the zoom-in command is input (FIG. 9A).

Next, the controller 180 performs a zoom-in operation of enlarging the zoomed-in video according to the zoom-in operation of the camera 121 of the user, and the recording command of the zoomed-in video is received from the user while the video is zoomed-in. If input, recording of the zoomed in video is performed.

Next, when a storage command of the video 520 being recorded in the zoomed-in state of the controller 180 is input, the video 520 recorded in the zoomed-in state is stored (FIG. 9B).

In this case, as illustrated in FIGS. 11C and 11D, the controller 180 may synthesize the video 520 recorded in the zoomed-in state in the image 510 captured in the non-zoom-in state. In this case, the playback screen 520 of the video recorded in the zoomed-in state may be synthesized in the area 40 designated by the user on the display screen 510 of the captured image.

Also, although not shown in FIG. 11, the controller 180 synthesizes an image 510 captured in the non-zoom-in state in the video 520 recorded in the zoomed-in state, and recorded in the zoomed-in state. In the playback screen of the video 520, the captured image 510 may be synthesized in the non-zoom-in state in the area designated by the user.

In the above, the operation process according to the present invention has been described in detail.

According to the present invention, by synthesizing and displaying the original image and the zoomed-in image of the original image on one image, the user can check the original image and the enlarged image of the original image while viewing one image.

That is, when the user needs to photograph the scenery of a particular business and the telephone number indicated on the signboard of the business, according to the present invention, the user can zoom in the signboard in the scenery of the business with a camera to view the phone number in the signboard and the scenery of the business. Photographing may be performed by synthesizing the zoomed-in telephone number image into the landscape image of the photographed business and storing the image as one image.

In addition, when the user needs to photograph the scenery and the subway name of the subway station, according to the present invention, the name and the scenery of the subway station are photographed by zooming in the name of the subway station within the scenery of the subway station with a camera, and the landscape image of the photographed subway station An image of a name of the zoomed-in subway station may be synthesized and stored as one image.

In addition, when the user needs to shoot the other person's person and the other person's business card, according to the present invention, a business card located around the person's person is zoomed in to capture the person and the business card, and the zoom-in within the captured person image. Synthesized business card images can be saved as a single image.

In addition, when a user needs to photograph a vehicle and an accident site in contact with an accident, according to the present invention, the vehicle and the accident site are photographed by zooming in to an accident site of a vehicle in a contact accident, and the image is recorded in the vehicle image. The zoomed in accident area can be synthesized and saved as a single image.

It will be apparent to those skilled in the art that the present invention can be embodied in other specific forms without departing from the spirit and essential features of the present invention.

The present invention described above can be embodied as computer-readable codes on a medium on which a program is recorded. The computer-readable medium includes all kinds of recording devices in which data that can be read by a computer system is stored. Examples of computer-readable media include ROM, RAM, CD-ROM, magnetic tape, floppy disks, optical data storage devices, and the like, which are also implemented in the form of carrier waves (eg, transmission over the Internet). It also includes. Also, the computer may include a control unit 180 of the terminal.

Accordingly, the above detailed description should not be construed as limiting in all aspects and should be considered as illustrative. The scope of the invention should be determined by reasonable interpretation of the appended claims, and all changes within the equivalent scope of the invention are included in the scope of the invention.

The above-described mobile terminal and its control method may not be limitedly applied to the configuration and method of the above-described embodiments, but the embodiments may be all or part of each of the embodiments so that various modifications may be made. It may be configured in combination.

1 is a block diagram of a mobile terminal according to an embodiment of the present invention.

2A is a front perspective view of a mobile terminal according to an embodiment of the present invention.

2B is a rear perspective view of a mobile terminal according to an embodiment of the present invention.

3 is a flowchart of a first embodiment illustrating a control process of a mobile terminal according to the present invention.

4 to 7 are screen views illustrating a first embodiment showing a control process of a mobile terminal according to the present invention.

8 is a flowchart illustrating a second embodiment of a control process of a mobile terminal according to the present invention.

9 is a screen diagram illustrating a second embodiment showing a control process of a mobile terminal according to the present invention.

10 is a flowchart of a third embodiment showing a control process of a mobile terminal according to the present invention.

11 is a screen diagram of a third embodiment showing a control process of a mobile terminal according to the present invention.

Claims (13)

Memory; A zoom-in function, comprising: a camera for capturing an image of a subject; A display unit displaying an image input from the camera; And When a user inputs a zoom-in command for the camera, a control unit synthesizes the first non-zoom-in image and the second image zoomed in according to the zoom-in command as one image and stores them in the memory. Mobile terminal comprising a. According to claim 1, The first and second images are any one of an image and an image, an image and a video, and a video and an image. According to claim 1, When the zoom-in command is input, the controller controls the camera to capture a first image at the time when the zoom-in command is input, and the first image and the second image captured in the zoomed-in state as one image. Mobile terminal, characterized in that for synthesis. According to claim 1, The controller is configured to synthesize a second image in a specific area within the first image. 5. The method of claim 4, The control unit is a mobile terminal, characterized in that for overlapping or transparently combining the second image in the first image. 5. The method of claim 4, The controller may be configured to display a first image on the display unit in the state where the first and second images are captured, and when a region having a specific size is designated in the first image, synthesize the second image in the designated region. Mobile terminal characterized in that. 5. The method of claim 4, And the control unit displays information indicative of the size and zoomed-in degree of the second image in the second image. 5. The method of claim 4, The controller is characterized in that for converting the resolution of the second image to the resolution of the first image and synthesized. According to claim 1, The controller is configured to synthesize the first image in a specific area within the second image. The method of claim 9, The controller may be further configured to display a second image on the display unit in a state where the first and second images are captured, and to synthesize a first image in the designated region when an area having a specific size in the second image is designated. Mobile terminal characterized in that. The method of claim 9, The controller is characterized in that for converting the resolution of the first image to the resolution of the second image and synthesized. According to claim 1, The controller is further configured to display the synthesized image on a display unit screen, and when a region corresponding to one of the first and second images is selected within the image, the image corresponding to the selected region is displayed on the screen. A mobile terminal characterized in that the entire display. Inputting and displaying an image of a subject through a camera; Photographing a first non-zoomed image at a time when the zoom in command is input, when a zoom in command is input to the camera; Photographing a second image zoomed in according to the zoom-in command; And And synthesizing the captured first and second images into a single image.

Images