KR102104515B1 - Electronic device and control method thereof - Google Patents

Abstract

Disclosed is an electronic device and a control method therefor. An electronic device and a control method of the present invention include a first display; A second display stacked on the first display; Coupling means for coupling the second display to the first display to be slidably movable on the first display; Sensing means for sensing a moving direction and a moving distance of the second display on the first display; And selecting a part of the image displayed on the second display based on the sensed moving direction and the moving distance of the second display, enlarge a part of the selected image and display the second display, and display at least the image. It characterized in that it comprises a control unit for displaying a portion on the first display. According to the present invention, when two displays are stacked, an image may be enlarged and displayed on the display by sliding the display located on the upper layer.

Description

ELECTRONIC DEVICE AND CONTROL METHOD THEREOF}

The present invention relates to an electronic device and a control method in which an image is enlarged and displayed on a display by sliding the display located on the upper layer when two displays are stacked.

Terminals such as personal computers, laptops, mobile phones, etc. have various functions, such as taking pictures or videos, playing music or video files, playing games, and multimedia devices with multiple functions. It is implemented in the form of (Multimedia player).

The terminal may be divided into a mobile terminal and a stationary terminal depending on whether it is mobile. Again, the mobile terminal may be divided into a handheld terminal and a vehicle mount terminal according to whether the user can directly carry it.

In order to support and increase the function of the terminal, it is considered to improve the structural part and / or software part of the terminal.

2. Description of the Related Art Recently, various terminals, including mobile terminals, are complex and provide various functions, so the menu structure is also becoming complex. In addition, a function for displaying various digital documents including a web page with a mobile terminal is being added.

The present invention relates to an electronic device and a control method in which an image is enlarged and displayed on a display by sliding the display located on the upper layer when two displays are stacked.

The technical problems to be achieved by the present invention are not limited to the technical problems mentioned above, and other technical problems that are not mentioned can be clearly understood by those skilled in the art from the following description. There will be.

An electronic device according to an embodiment of the present invention for realizing the above-described problem includes a first display; A second display stacked on the first display; Coupling means for coupling the second display to the first display to be slidably movable on the first display; Sensing means for sensing a moving direction and a moving distance of the second display on the first display; And selecting a part of the image displayed on the second display based on the sensed moving direction and the moving distance of the second display, enlarge a part of the selected image and display the second display, and display at least the image. A portion can be displayed on the first display.

An enlargement ratio of a part of the selected image may be varied based on the detected moving distance of the second display.

An enlargement ratio of a part of the selected image may be constant regardless of a moving direction and a moving distance of the second display.

The control unit may change a selected part of the image as the second display is moved on the first display.

The controller may display the image on the first display, and enlarge a portion of the image displayed on the first display, which is obscured by the second display, on the second display.

The controller may enlarge and display an adjacent area of a portion of the selected image on the first display so as to have continuity with a portion of the selected image displayed on the second display.

The controller may reduce and display the image on the first display so that the entire image is not covered by the second display as the second display is moved on the first display.

The control unit may further display an image object indicating a portion enlarged and displayed on the second display among the images reduced and displayed on the first display.

In addition, a control method of an electronic device according to an embodiment of the present invention for realizing the above-mentioned problems is controlled by an electronic device including a first display and a second display that is slidably and movable on the first display. A method comprising: sensing a movement direction and a movement distance of the second display on the first display; Selecting a portion of the image displayed on the second display based on the sensed movement direction and a moving distance of the second display, and enlarging a portion of the selected image to display on the second display; And displaying at least a part of the image on the first display.

The electronic device control method may further include changing the selected part of the image as the second display is moved on the first display.

In the step of enlarging and displaying a part of the selected image on the second display, a portion of the image displayed on the first display that is obscured by the second display may be enlarged and displayed on the second display.

The step of displaying at least a portion of the image on the first display may enlarge and display an adjacent area of a portion of the selected image to have continuity with the portion of the selected image displayed on the second display on the first display. can do.

According to the electronic device and its control method according to the present invention has the following effects.

According to the present invention, when two displays are stacked, an image may be enlarged and displayed on the display by sliding the display located on the upper layer.

In addition, according to the present invention, it may be possible to intuitively recognize an image area to be enlarged and displayed on a display.

Further, according to the present invention, it is possible to check the position of an area that is enlarged and displayed on the display among the entire images.

1 to 2 are block diagrams of electronic devices related to an embodiment of the present invention.
3 is a flowchart of a method for controlling an electronic device according to an embodiment of the present invention.
4 to 8 are views for explaining the first embodiment of the present invention.
9 is a flowchart of a method for controlling an electronic device according to a second embodiment of the present invention.
10 to 12 are views for explaining a second embodiment of the present invention.
13 to 14 are views for explaining a third embodiment of the present invention.
15 is a flowchart of a method for controlling an electronic device according to a fourth embodiment of the present invention.
16 is a view for explaining a fourth embodiment of the present invention.
17 is a flowchart of a method for controlling an electronic device according to a fifth embodiment of the present invention.
18 is a view for explaining a fifth embodiment of the present invention.
19 to 20 are views for explaining a sixth embodiment of the present invention.

The above-mentioned objects, features and advantages of the present invention will become more apparent through the following detailed description in conjunction with the accompanying drawings. However, the present invention can be modified in various ways and can have various embodiments. Hereinafter, specific embodiments will be illustrated in the drawings and described in detail. Throughout the specification, the same reference numbers refer to the same components in principle. In addition, when it is determined that a detailed description of a known function or configuration related to the present invention may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted. In addition, the numbers used in the description process of the present specification (for example, first, second, etc.) are only identification numbers for distinguishing one component from other components.

Hereinafter, electronic devices related to the present invention will be described in more detail with reference to the drawings. The suffixes "modules" and "parts" for the components used in the following description are given or mixed only considering the ease of writing the specification, and do not have meanings or roles distinguished from each other in themselves.

The electronic device described in this specification may include a mobile phone, a smart phone, a laptop computer, a terminal for digital broadcasting, personal digital assistants (PDA), portable multimedia player (PMP), navigation, and the like. However, it will be readily appreciated by 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 and desktop computers, except when applicable only to mobile terminals.

1 to 2 are block diagrams of electronic devices related to an embodiment of the present invention.

The electronic device 100 includes a wireless communication unit 110, an audio / video (A / V) input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a memory unit 160, An interface unit 170, a control unit 180, and a power supply unit 190 may be included. The components shown in FIG. 1 are not essential, and an electronic device having more or fewer components may be implemented.

Hereinafter, the components will be described in turn.

The wireless communication unit 110 may include one or more modules that enable wireless communication between the electronic device 100 and the wireless communication system or between the electronic device 100 and the network in which the electronic device 100 is located. For example, the wireless communication unit 110 may include a broadcast reception 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.

The broadcast channel may include a satellite channel and a terrestrial channel. The broadcast management server may mean a server that generates and transmits broadcast signals and / or broadcast-related information or a server that receives previously generated broadcast signals and / or broadcast-related information and transmits them to a terminal. The broadcast signal may include a TV broadcast signal, a radio broadcast signal, and a data broadcast signal, and may also include a TV broadcast signal or a radio broadcast signal combined with a data 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 an Electronic Program Guide (EPG) of Digital Multimedia Broadcasting (DMB) or an Electronic Service Guide (ESG) of Digital Video BroadcastHandheld (DVBH).

The broadcast receiving module 111 receives broadcast signals using various broadcasting systems, in particular, Digital Multimedia Broadcasting Terrestrial (DMBT), Digital Multimedia Broadcasting Satellite (DMBS), Media Forward Link Only (FLOF), Digital Video BroadcastHandheld DVBH ), A digital broadcasting signal can be received using a digital broadcasting system such as ISDBT (Integrated Services Digital Broadcast Terrestrial). Of course, the broadcast receiving module 111 may be configured to be suitable for other broadcast systems that provide broadcast signals as well as the digital broadcast systems described above.

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 wireless signals to and from 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 signal, or a text / multimedia message.

The wireless Internet module 113 refers to a module for wireless Internet access, and the wireless Internet module 113 may be built in or external to the electronic device 100. Wireless Internet technology (Wireless LAN) (WiFi), Wibro (Wireless broadband), Wimax (World Interoperability for Microwave Access), HSDPA (High Speed Downlink Packet Access) may be used.

The short-range communication module 114 refers to a module for short-range communication. Bluetooth, radio frequency identification (RFID), infrared data association (IrDA), ultra wideband (UWB), and ZigBee may be used as short-range communication technology.

The location information module 115 is a module for confirming or obtaining the location of the electronic device. A representative example of the location information module is a Global Position System (GPS) module. According to the present technology, the GPS module 115 calculates information on a distance at which a point (object) is separated from three or more satellites, and information on a time when the distance information is measured, and then calculates the distance information. By applying the trigonometry to, it is possible to calculate three-dimensional position information according to latitude, longitude, and altitude for a point (object) at an hour. Furthermore, a method of calculating position and time information using three satellites and correcting an error of the calculated position and time information using another one satellite is also used. The GPS module 115 continuously calculates the current position in real time and uses it to calculate speed information.

Referring to FIG. 1, an audio / video (A / V) input unit 120 is for inputting an audio signal or a video signal, which may include a camera 121 and a microphone 122. The camera 121 processes image frames such as still images or moving images obtained by an image sensor in a video call mode or a shooting mode. The processed image frame may be displayed on the display unit 151.

The image frames processed by the camera 121 may be stored in the memory unit 160 or transmitted to the outside through the wireless communication unit 110. Two or more cameras 121 may be provided according to a configuration aspect of the terminal.

The microphone 122 receives an external sound signal by a microphone in a call mode, a recording mode, or a voice recognition mode, and processes it as electrical voice data. The processed voice data may be converted into a form transmittable to a mobile communication base station through the mobile communication module 112 and output. Various noise reduction algorithms for removing noise generated in the process of receiving an external sound signal may be implemented in the microphone 122.

The user input unit 130 generates input data for the user to control the operation of the terminal. The user input unit 130 may be configured with a key pad dome switch, a touch pad (static pressure / blackout), a jog wheel, a jog switch, or the like.

The sensing unit 140 detects the current state of the electronic device 100, such as the opening / closing state of the electronic device 100, the position of the electronic device 100, the presence or absence of user contact, the orientation of the electronic device, or the acceleration / deceleration of the electronic device. By generating a sensing signal for controlling the operation of the electronic device 100. For example, when the electronic device 100 is in the form of a slide phone, it can sense whether the slide phone is opened or closed. In addition, a sensing function related to whether the power supply unit 190 is supplied with power or whether the interface unit 170 is coupled with an external device may be in charge. Meanwhile, the sensing unit 140 may include a posture detection sensor 141 and / or a proximity sensor.

The output unit 150 is for generating output related to vision, hearing, or tactile sense, and includes a display unit 151, an audio output module 152, an alarm unit 153, and a haptic module 154. You can.

The display unit 151 displays and outputs information processed by the electronic device 100. For example, when the electronic device is in a call mode, a UI (User Interface) or a GUI (Graphic User Interface) related to the call is displayed. When the electronic device 100 is in a video call mode or a shooting mode, the photographed or / and received video or UI, GUI is displayed.

The display unit 151 is a liquid crystal display, a thin film transistor liquid crystal display, an organic light emitting diode, a flexible display, or a 3D display. It may include at least one.

Some of these displays may be of a transparent type or a light transmissive type so that the outside can be seen through them. This may be called a transparent display, and a typical example of the transparent display is a transparent LCD. The rear structure of the display unit 151 may also be configured as a light transmissive structure. With this structure, the user can see an object located behind the terminal body through an area occupied by the display unit 151 of the terminal body.

Two or more display units 151 may be present according to an implementation form of the electronic device 100. For example, in the electronic device 100, a plurality of display units may be spaced apart or integrally disposed on one surface, or may be disposed on different surfaces.

When the display unit 151 and a sensor detecting a touch operation (hereinafter referred to as a “touch sensor”) form a mutual layer structure (hereinafter, abbreviated as “touch screen”), the display unit 151 is an output device. In addition, it can 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, and 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 a 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 touched position and area, but also pressure at the time of touch.

If there is a touch input to the touch sensor, the corresponding signal (s) is sent to the touch controller. The touch controller processes the signal (s) and then transmits corresponding data to the controller 180. Accordingly, the control unit 180 can know which area of the display unit 151 has been touched, and the like.

Referring to FIG. 1, a proximity sensor may be disposed in an inner region of an electronic device wrapped 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 mechanical contact using electromagnetic force or infrared rays. Proximity sensors have a longer lifespan and higher utilization than contact sensors.

Examples of the proximity sensor include a transmission type photoelectric sensor, a direct reflection type photoelectric sensor, a mirror reflection type photoelectric sensor, a high frequency oscillation type proximity sensor, a capacitive type proximity sensor, a magnetic type proximity sensor, and an infrared proximity sensor.

When the touch screen is capacitive, it is configured to detect the proximity of the pointer due to a change in 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 description, the act of causing the pointer to be recognized as being positioned on the touch screen without touching the pointer on the touch screen is referred to as “proximity touch”, and the touch The act of actually touching the pointer on the screen is referred to as "contact touch". The location on the touch screen that is a proximity touch with a pointer means a location where the pointer is perpendicular to the touch screen when the pointer is touched close.

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

The audio output module 152 may output audio data received from the wireless communication unit 110 or stored in the memory unit 160 in a call signal reception, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, or the like. The sound output module 152 outputs sound signals related to functions (for example, call signal reception sound, message reception sound, etc.) performed in the electronic device 100. The sound output module 152 may include a receiver, a speaker, and a buzzer.

The alarm unit 153 outputs a signal for notifying the occurrence of an event in the electronic device 100. Examples of events generated in electronic devices include call signal reception, message reception, key signal input, and touch input. The alarm unit 153 may output a signal for notifying the occurrence of an event by other forms, such as vibration, in addition to a video signal or an audio signal. The video signal or the audio signal may also be output through the display unit 151 or the audio output module 152.

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

In addition to vibration, the haptic module 154 can be applied to effects caused by stimulation by pin arrays that vertically move with respect to the contact skin surface, effects caused by stimulation through air or the inhalation force of air through a spray or inlet, and stimulation through a skin surface. Various tactile effects can be generated, such as an effect, an effect caused by stimulation through contact of an electrode, an effect caused by stimulation using electrostatic force, and an effect of reproducing a feeling of cold and warm using an element capable of absorbing heat or generating heat.

The haptic module 154 may not only transmit the tactile effect through direct contact, but may also implement the haptic effect through muscle sensation such as a user's finger or arm. Two or more haptic modules 154 may be provided according to a configuration aspect of the portable terminal 100.

The memory unit 160 may store a program for the operation of the controller 180, and may temporarily store input / output data (eg, a phone book, a message, a still image, a video, etc.). The memory unit 160 may store data related to various patterns of vibration and sound output when a touch is input on the touch screen.

The memory unit 160 includes a flash memory type, a hard disk type, a multimedia card micro type, and a card type memory (for example, SD or XD memory, etc.), At least one of Random Access Memory (RAM), Static Random Access Memory (SRAM), ReadOnly Memory (ROM), Electrically Erasable Programmable ReadOnly Memory (EEPROM), Programmable ReadOnly Memory (PROM) magnetic memory, magnetic disk, and optical disk It may include a storage medium of the type. The electronic device 100 may operate in relation to a web storage that performs a storage function of the memory unit 160 on the Internet.

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

The identification module is a chip that stores various information for authenticating the use authority of the electronic device 100, a user identification module (UIM), a subscriber identification module (SIM), and a universal user authentication module ( Universal Subscriber Identity Module (USIM). The device provided with the identification module (hereinafter referred to as an 'identification device') may be manufactured in a smart card format. Therefore, the identification device may be connected to the terminal 100 through a port.

When the electronic device 100 is connected to an external cradle, the interface unit serves as a passage through which power from the cradle is supplied to the electronic device 100, or various command signals input from the cradle by the user to the electronic device. It can be a passage to the device. Various command signals or power inputted from the cradle may be operated as signals for recognizing that the electronic device is correctly mounted on the cradle.

The controller 180 typically controls the overall operation of the electronic device. For example, it performs related control and processing for voice calls, data communication, video calls, and the like. The controller 180 may include a multimedia module 181 for multimedia playback. 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 pattern recognition processing capable of recognizing handwriting input or picture drawing input performed on the touch screen as text and images, respectively.

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

The various embodiments described herein can be implemented in a computer- or similar device-readable recording medium using, for example, software, hardware, or a combination thereof.

According to a hardware implementation, the 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), It may be implemented using at least one of processors, controllers, microcontrollers, microprocessors, and electrical units for performing functions. 180).

According to a software implementation, embodiments such as procedures or functions may be implemented with separate software modules that perform at least one function or operation. The software code can be implemented by software applications written in the appropriate programming language. In addition, the software code may be stored in the memory unit 160 and executed by the control unit 180.

2 is a block diagram illustrating components of an electronic device according to an embodiment of the present invention.

The electronic device 100 according to an embodiment of the present invention may include a first display D1 and a second display D2 stacked on the first display D1. The second display D2 may slide and move on the first display D1.

The electronic device 100 may include coupling means 210 that couples the second display D2 to the first display so as to slide and move on the first display D1. The coupling means 210 may include a magnet, a guide rail, and the like to enable the second display D2 to move without being separated from the first display D1.

The electronic device 100 may include a sensing means 220 that senses a moving direction and a moving distance of the second display D2 on the first display D1.

For example, the electronic device 100 may include at least one reference point on the first display D1 and the second display D2, respectively. When the reference point of the first display D1 overlaps with the reference point of the second display D2 corresponding to the first display D1, the controller 180 senses that the first display D1 and the second display D2 completely overlap each other. can do.

When the reference point of the first display D1 and the reference point of the second display D2 corresponding to the first display D1 are spaced apart from each other, the controller 180 may move the distance and direction of the second display D2 through the separation distance and direction. You can sense your back.

In addition, when the second display D2 is stacked on the first display D1, the controller 180 detects the area of the area where the second display D2 and the first display D1 overlap, and detects The movement of the second display D2 may be sensed based on the area.

In addition, the controller 180 may detect a moving distance, a moving direction, etc. of the second display D2 on the first display D1 through a camera, a contrast sensor, or the like.

3 is a flowchart of a method for controlling an electronic device according to an embodiment of the present invention.

The control unit 180 may detect a moving direction and a moving distance of the second display D2 on the first display D1 through the sensing means 220 (S101). That is, when the second display D2 slides and moves on the first display D1, the controller 180 senses the distance and direction in which the second display D2 moves relative to the first display D1. can do.

The controller 180 may select a part of the image displayed on the second display, and magnify a part of the selected image and display the second display on the basis of the sensed movement direction and distance of the second display. (S103).

When the second display is not moved on the first display, the controller 180 can display a predetermined image on the second display stacked on the first display.

When the second display is moved in a predetermined direction and distance on the first display, the controller 180 selects a part of the image displayed on the second display based on the moving direction and distance of the second display, and the selected image A portion of the can be enlarged and displayed on the second display.

That is, the controller 180 may change a part of the image to be enlarged and displayed on the second display D2 according to the moving direction of the second display D2. For example, for the user's intuitive recognition, when the second display D2 is moved in the right direction with respect to the first display D1, a part of the image displayed on the second display D2 is an entire image. Among them, it can be scrolled and displayed gradually in the right direction.

Also, the controller 180 may change an enlargement ratio of an image displayed on the second display D2 according to the moving distance of the second display D2. For example, in proportion to a movement distance based on the first display D1 of the second display D2, an enlargement ratio of an image displayed on the second display D2 may be increased.

The controller 180 may display at least a part of the image on the first display D1 (S105). When the second display D2 is moved on the first display D1 and a part of the first display D1 is exposed, at least a part of the image may be displayed on the first display D1.

That is, the controller 180 may display the entire image on the first display D1 or a part of the image.

The controller 180 may enlarge an adjacent area of a part of the image displayed on the second display D2 and display it on the first display D1 to have continuity with a part of the image displayed on the second display D2.

The controller 180 displays the entire image on the first display D1, but enlarges and displays a portion of the image displayed on the first display D1, which is obscured by the second display D2, on the second display D2. can do.

The controller 180 may reduce the entire image and display it on the first display D1 so that the entire image is not covered by the second display D2.

The controller 180 can sense whether the second display D2 completely overlaps the first display D1 (S107). When the second display D2 and the first display D1 are not completely overlapped, the controller 180 may sense a moving distance and a moving direction of the second display D2 on the first display D1. . The controller 180 selects a part of the image displayed on the second display D2 based on the sensed movement distance and direction, and enlarges a part of the selected image to be displayed on the second display D2. You can.

When the second display D2 completely overlaps the first display D1, the controller 180 may return the enlarged image displayed on the second display D2 to the original state (S109). That is, when the second display D2 is positioned to completely overlap the first display D1 again during movement, the controller 180 can display the image on the second display D2 without enlarging it.

The electronic device 100 related to an embodiment of the present invention may enlarge and display an image on the second display as the second display stacked on the first display moves. That is, the screen magnification can be achieved only by sliding the display located on the upper floor.

4 to 8 are views for explaining the first embodiment of the present invention.

4 illustrates an example in which the second display D2 is stacked on the first display D1.

The electronic device 100 may include first and second displays of the same size or different sizes. Hereinafter, for convenience of description, it is assumed that the first and second displays are the same size.

The second display D2 may be stacked on the first display D1. That is, the second display D2 may be stacked with the first display D1 overlapping.

A predetermined image 10 may be displayed on the second display D2. The first display D1 may be hidden by the second display D2 and not exposed to the outside.

This means that in a state where the first display D1 and the second display D2 are overlapped, the user can view a predetermined image 10 through the second display D2.

5 shows an example in which the first display and the second display are combined through a coupling means.

The second display D2 may be coupled through the first display D1 and the coupling means 210 so as to be slidably movable on the first display D1. The coupling means 210 may include a magnet, a guide rail, and the like.

As illustrated in FIG. 5A, the first display D1 on the lower layer and the second display D2 on the upper layer may be stacked in the same direction. That is, the upper surface of the first display D1 and the lower surface of the second display D2 may be positioned in contact with each other.

The second display D2 may slide and move on the first display D1 without being separated from the first display D1 through the coupling means 210. For example, a magnetic material may allow the second display D2 to slide and move on the first display D1, but prevent the second display D2 from falling off the first display D1.

The coupling means 210 may be provided in all areas of the first display D1 and the second display D2. In addition, the coupling means 210 may be provided in upper and lower corner regions of the first display D1 and the second display D2 (FIG. 5 (b)). For example, the guide rail-shaped coupling means 210 may enable the left and right movement of the second display D2.

FIG. 5 is a view schematically illustrating that the first display D1 of the lower layer and the second display D2 of the upper layer can be combined through a predetermined coupling means, but is not limited thereto, and the second display D2 Of course, a coupling means that can be coupled so that it can slide and move without being separated from the first display D1 is applicable.

6 illustrates an example in which the second display D2 is moved on the first display D1.

6A illustrates an example in which the second display D2 is not moved on the first display D1. When the second display D2 is stacked on the first display D1 so that the second display D2 and the first display D1 completely overlap, the second display D2 for the first display D1 The reference points for sensing the movement of each other may overlap each other.

For example, when the reference point C1 of the first display D1 and the reference point C2 of the second display D2 overlap, the controller 180 may recognize that the second display D2 is not moved. have. That is, the controller 180 can display a predetermined image on the second display D2 without enlarging it.

As illustrated in FIG. 6B, when the second display D2 is moved on the first display D1, the movement of the second display D2 with respect to the first display D1 is sensed. The reference points can be spaced apart.

For example, when the reference point C2 of the second display D2 is spaced apart from the reference point C1 of the first display D1 in a predetermined distance and direction, the controller 180 moves the second display D2. Can be recognized as

The controller 180 may enlarge and display a part of the image on the second display D2 based on the moving direction and the moving distance of the second display D2 sensed through the sensing means.

In the above-described embodiment, the case of detecting the movement of the display through the reference point has been described, but it is applicable to the sensing means capable of detecting the movement of the second display D2 stacked on the first display D1. Of course.

For example, when the second display D2 is stacked on the first display D1, the controller 180 detects the area of the area where the second display D2 and the first display D1 overlap, The movement of the second display D2 may be sensed based on the sensed area.

FIG. 7 shows an example in which a part of the image is enlarged and displayed on the second display D2 based on the movement of the second display D2 on the first display D1.

As shown in FIG. 7A, when the second display D2 and the first display D1 are stacked so as to overlap, the controller 180 may display a predetermined image, for example, a web page 10. It can be displayed on the second display D2.

As illustrated in FIG. 7B, when the second display D2 is moved a predetermined distance based on the first display D1, the controller 180 selects a part 12 of the image 10 Then, a part 12 of the selected image may be enlarged and displayed on the second display D2 (12 'in FIG. 5 (7)).

As illustrated in FIG. 7B, the controller 180 can display at least a part of the image 10 on the first display D1. That is, when the second display D2 is moved a predetermined distance relative to the first display D1, the controller 180 can display the image 10 on the first display D1.

As the second display D2 is stacked and moved on the first display D1, a portion of the image 10 displayed on the first display D1 may be covered by the second display D2. .

FIG. 8 shows an example in which an enlargement ratio of an image displayed on the second display D2 is changed based on the movement of the second display D2 on the first display D1.

8A illustrates an example in which a part 12 of an image is enlarged and displayed when the second display D2 is moved on the first display D1.

As shown in (b) and (c) of FIG. 8, when the second display D2 of FIG. 8 (a) is gradually moved in the right direction with respect to the first display D1, the controller 180 ) May gradually increase the enlargement ratios of the portions 13 and 14 of the image displayed on the second display D2. That is, the image 13 of FIG. 8 (b) and the image 14 of FIG. 6 (c) may be gradually enlarged than the image 12 of FIG. 6 (a).

This means that the enlargement ratio of a part of the image displayed on the second display D2 may be variable based on the moving distance of the second display D2.

9 is a flowchart of a method for controlling an electronic device according to a second embodiment of the present invention.

The controller 180 may detect a moving direction and a moving distance of the second display D2 on the first display D1 (S201). The controller 180 selects a part of the image displayed on the second display D2 based on the detected moving direction and distance of the second display D2, and enlarges a part of the selected image to display the second display Can be displayed in (D2) (S203). For the steps of S201 and S203, contents described in the detailed description of FIG. 3 may be referred to.

As the second display D2 is moved on the first display D1, the controller 180 may change a part of the selected image among the images displayed on the second display D2 (S205). When the controller 180 selects a portion of the image displayed on the second display D2 and enlarges and displays a portion of the selected image, the controller 180 selects the selected portion based on the moving direction and the moving distance of the second display D2. This means that you can change part of the image. That is, the image displayed on the second display D2 may be gradually scrolled and displayed.

10 to 12 are views for explaining a second embodiment of the present invention.

10 to 12, the controller 180 may change an image displayed on the second display D2 as the second display D2 is moved on the first display D1.

10 (a) is an example in which the second display D2 is moved on the first display D1, and a part 15 of the image is enlarged and displayed on the second display D2.

The enlargement ratio of the image displayed on the second display D2 may be constant irrespective of the moving direction and distance of the second display D2. That is, as shown in FIGS. 10 (a), 10 (b), and 10 (c), the enlargement ratio may be constant even when the moving distance of the second display D2 is changed.

10 (b) and 10 (c) show an example in which the second display D2 of FIG. 10 (a) is moved to the right with respect to the first display D1. In the second display D2 of FIGS. 10 (b) and 10 (c), an image of the right area among the images 10 displayed on the first display D1 may be displayed according to the movement of the second display D2. .

That is, as the second display D2 is moved to the right, an image displayed on the second display D2 may be scrolled to the right. This means that according to the direction and distance in which the second display D2 moves, the page can be intuitively scrolled and displayed.

10 is an example in which the second display D1 is moved upwards with respect to the first display D1, and FIG. 11 is an example in which the second display D2 is moved downwards than the first display D1. A portion of the image displayed on the second display D2 of FIG. 11 may correspond to a lower region of the entire image than a portion of the image displayed on the second display D1 of FIG. 10.

That is, when the second display D2 is moved downward with respect to the first display D1, the controller 180 may enlarge and display the lower region of the image. This means that when the second display D2 is moved downward, the image displayed on the second display D2 can also be moved downward.

11 (b) and (c), as the second display D2 of FIG. 11 (a) is moved in the right direction with respect to the first display D1, the second display D2 Also, the images 19 and 20 displayed on the screen may be changed to an image of a region in the right direction among the entire images and displayed.

That is, the user can intuitively recognize that the areas of the image displayed on the second display D2 are moved together based on the moving distance and the moving direction of the second display D2.

FIG. 12 illustrates an example in which the entire image 10 is not enlarged on the second display D2 when the second display D2 is moved to overlap the first display D1.

That is, when the second display D2 in FIG. 12 (a) is moved from the first display D1 and does not overlap with each other, the controller 180 enlarges a partial area of the image and displays it on the second display D2. can do.

In FIG. 12 (b), when the second display D2 is moved to completely overlap the first display D1, the controller 180 does not enlarge the image, and displays the entire image 10 as the second display D2. Can be marked on.

That is, when the second display D2 is stacked so as to completely overlap with the first display D1 again, the controller 180 returns the enlarged image to the original state to display the entire image 10 on the second display D2. can do.

13 to 14 are views for explaining a third embodiment of the present invention.

13 to 14 illustrate an example in which a portion of the image displayed on the first display D1 is obscured by the second display D2 and displayed on the second display D2.

As shown in FIGS. 13A and 13B, when the second display D2 is moved on the first display D1, the controller 180 is controlled by the second display D2 of the entire image. The hidden portion A may be enlarged on the second display D2 to display A '.

As the controller 180 enlarges a portion A of the image and displays it on the second display D2, and the remaining portions B, C, and D are displayed on the first display D1, the entire image is the first. And the effect of being divided and displayed on the two displays D1 and D2.

In addition, the user can view the enlarged image through the second display D2 by moving the second display D2 so that a portion of the entire image to be enlarged to be covered by the second display D2.

14 (a) is an example (E ′) in which the portion E of the entire image 10, which is covered by the second display D2, is enlarged and displayed on the second display D2, and FIG. 14 (b) is a whole. An example G 'in which the portion G of the image 10 hidden by the second display D2 is enlarged and displayed on the second display D2.

Since the area (G) is narrower than the area (E), when enlarged and displayed on the second display D2, the magnification ratio of (G ') is greater than that of (E').

15 is a flowchart of a method for controlling an electronic device according to a fourth embodiment of the present invention.

The controller 180 may detect a moving direction and a moving distance of the second display D2 on the first display D1 (S301). The controller 180 selects a part of the image displayed on the second display D2 based on the detected moving direction and distance of the second display D2, and enlarges a part of the selected image to display the second display Can be displayed in (D2) (S303). For the steps of S301 and S303, contents described in the detailed description of FIG. 3 may be referred to.

The controller 180 may enlarge and display adjacent areas of a portion of the image to have continuity with a portion of the image displayed on the second display D2 on the first display D1 (S305).

That is, the controller 180 enlarges and displays a part of the image on the second display D2, and displays adjacent areas to have continuity on the first display D1, thereby displaying the first and second displays D1 and D2. ) To enlarge and display an image of a larger area.

16 is a view for explaining a fourth embodiment of the present invention.

As illustrated in FIGS. 16A and 16B, when the second display D2 is moved on the first display D1, a portion 20 of the image is enlarged and displayed on the second display D2. The adjacent area of the portion 20 of the image may be displayed on the first display D1 to have continuity with the portion 20 of the image.

That is, the image 30 displayed on the first display D1 may be enlarged and displayed at the same ratio as the image 20 displayed on the second display D2.

This means that an enlarged image of a larger area can be displayed through the first and second displays D1 and D2.

17 is a flowchart of a method for controlling an electronic device according to a fifth embodiment of the present invention.

The controller 180 may detect a moving direction and a moving distance of the second display D2 on the first display D1 (S401). The controller 180 selects a part of the image displayed on the second display D2 based on the detected moving direction and distance of the second display D2, and enlarges a part of the selected image to display the second display Can be displayed in (D2) (S403). For the steps of S401 and S403, contents described in the detailed description of FIG. 3 may be referred to.

The controller 180 can reduce the entire image and display it on the first display D1 (S405).

That is, when the second display D2 is moved on the first display D1, a portion of the image is enlarged and displayed on the second display D1, and the second display D2 of the first display D1 is displayed. The entire image may be reduced and displayed in an area not covered by the image.

The controller 180 may display an image object indicating a portion enlarged and displayed on the second display D2 on the image of the first display D1 (S407).

That is, the controller 180 may display an image object indicating an area displayed on the second display D2 among the entire images on the entire image displayed on the first display D1.

18 is a view for explaining a fifth embodiment of the present invention.

As shown in (a) and (b) of FIG. 18, when the second display D2 is moved on the first display D1, the control unit 180 displays a part of the image on the second display D2 ( 32) can be enlarged and displayed. The controller 180 may reduce and display the entire image 10 in a region not covered by the second display D2 among the first display D1.

The controller 180 may display an image object 3 indicating an area enlarged and displayed on the second display D2 on the image 50 displayed on the first display D1. The image object 3 may be displayed in dotted lines, shades, colors, or the like. The image object 3 is provided with an identification mark to distinguish the area displayed on the second display D2 from the entire image 50 of the first display D1 from the area not displayed on the second display D2. it means.

18 (c) illustrates an example in which the second display D2 of FIG. 18 (b) is moved to the right with respect to the first display D1.

The second display D2 of FIG. 18 (c) may display the image 34 of the right area of the entire image 10 than the second display D2 of FIG. 18 (b). That is, as the second display D2 is moved to the right, an image displayed on the second display D2 of the entire image 10 may be moved to the right.

The controller 180 displays the entire image 50 in an area not covered by the second display D2 among the first displays D1 and is displayed on the second display D2 on the entire image 50. An image object 3 indicating an area of the image 34 may be displayed.

Accordingly, it is possible to bring an effect of checking the position of the area that is being enlarged and displayed on the second display D2 of the entire image. While viewing the position of the image object 3 of the first display D1, the user may move the second display D2 to correspond to an area to be enlarged.

19 to 20 are views for explaining a sixth embodiment of the present invention.

The electronic device 100 may detect a moving direction and a moving distance of the second display on the first display through the sensing means. The electronic device 100 may include a plurality of reference points for detecting movement of the second display.

As illustrated in FIG. 19, the first display D1 may include a first reference point C11 and a second reference point C12, and the second display D2 may include a first reference point C21 and a second reference point. It may include a reference point (C22).

19A is an example in which the second display D2 is stacked on the first display D1 so that the first and second displays D1 and D2 completely overlap. When the first and second displays D1 and D2 are completely overlapped, the reference points C11 and C12 of the first display D1 and the reference points C21 and C22 of the second display D2 may overlap.

19 (b) shows an example in which the second display D2 is rotated to form a 90 degree angle with the first display D1. The control unit 180 may detect a moving direction and distance even when the second display D2 rotates and moves through a plurality of reference points.

20 (a) and (b) show an example in which a part of an image is enlarged and displayed on the second display D2 when the second display D2 is rotated and moved to form a right angle to the first display D1. do.

As shown in FIG. 20 (b), when the second display D2 of FIG. 20 (a) is moved upward with respect to the first display D1, the entire image is higher than that of FIG. 20 (a). An image of the upper region among (10) may be displayed on the second display D2.

That is, the controller 180 may change the image displayed on the second display D2 among the entire images 10 based on the direction and distance in which the second display D2 moves.

This allows the user to intuitively display the image to be displayed on the second display D2 by allowing the direction and distance of the second display D2 to move and the moving direction of the image displayed on the second display D2 among the entire images. Means that it can be recognized as

The method for controlling an electronic device according to the present invention described above may be provided by recording on a computer-readable recording medium as a program for executing on a computer.

The method of controlling an electronic device according to the present invention can be executed through software. When executed in software, the configuration means of the present invention are code segments that perform necessary tasks. The program or code segments can be stored in a processor readable medium or transmitted by a computer data signal combined with a carrier wave in a transmission medium or communication network.

The computer-readable recording medium includes all kinds of recording devices in which data readable by a computer system is stored. Examples of computer-readable recording devices include ROM, RAM, CD-ROM, DVD ± ROM, DVD-RAM, magnetic tape, floppy disks, hard disks, and optical data storage devices. In addition, the computer readable recording medium may be distributed over network coupled computer devices so that the computer readable code is stored and executed in a distributed fashion.

The present invention described above, as the person skilled in the art to which the present invention pertains, various substitutions, modifications and changes are possible without departing from the technical spirit of the present invention. It is not limited by the drawings. In addition, the embodiments described in this document are not limitedly applicable, and all or a part of each embodiment may be selectively combined to be configured so that various modifications can be made.

100: electronic device 180: control unit

Claims (12)

A first display;
A second display stacked on the first display;
Coupling means for coupling the second display to the first display to be slidably movable on the first display;
Sensing means for sensing a moving direction and a moving distance of the second display on the first display; And
A part of the image displayed on the second display is selected based on the detected moving direction and distance of the second display, and a part of the selected image is enlarged and displayed on the second display, and at least a part of the image is displayed. It includes a control unit for displaying on the first display,
An electronic device, wherein the image is displayed on the first display, and a portion of the image displayed on the first display, which is obscured by the second display, is enlarged and displayed on the second display.
◈ Claim 2 was abandoned when payment of the registration fee was set.◈ According to claim 1,
The enlargement ratio of a part of the selected image is
An electronic device characterized in that it is variable based on the detected moving distance of the second display.
◈ Claim 3 was abandoned when payment of the set registration fee was made.◈ According to claim 1,
The enlargement ratio of a part of the selected image is
An electronic device characterized by being constant regardless of the moving direction and moving distance of the second display.
◈ Claim 4 was abandoned when payment of the set registration fee was made.◈ According to claim 1,
The control unit,
An electronic device, characterized in that as the second display is moved on the first display, the selected part of the image is changed.
delete According to claim 1,
The control unit,
An electronic device characterized by enlarging and displaying an adjacent area of a portion of the selected image on the first display so as to have continuity with a portion of the selected image displayed on the second display.
According to claim 1,
The control unit,
As the second display is moved on the first display, the electronic device is characterized in that the image is reduced and displayed on the first display so that the entire image is not covered by the second display.
The method of claim 7,
The control unit,
An electronic device further comprising displaying an image object indicating a portion enlarged and displayed on the second display among the images reduced and displayed on the first display.
A method for controlling an electronic device including a first display and a second display coupled to be slidably movable on the first display,
Sensing a moving direction and a moving distance of the second display on the first display;
Selecting a portion of the image displayed on the second display based on the sensed movement direction and a moving distance of the second display, and enlarging a portion of the selected image to display on the second display; And
And displaying at least a portion of the image on the first display,
The step of enlarging a part of the selected image and displaying it on the second display includes:
A method of controlling an electronic device, characterized in that a portion of the image displayed on the first display, which is obscured by the second display, is enlarged and displayed on the second display.
◈ Claim 10 was abandoned when payment of the set registration fee was made.◈ The method of claim 9,
The electronic device control method,
And changing the selected part of the image as the second display is moved on the first display.
◈ Claim 11 was abandoned when payment of the set registration fee was made.◈ The method of claim 9,
The step of enlarging a part of the selected image and displaying it on the second display includes:
A method of controlling an electronic device, characterized in that a portion of the image displayed on the first display, which is obscured by the second display, is enlarged and displayed on the second display.
The method of claim 9,
Displaying at least a portion of the image on the first display,
A method of controlling an electronic device, characterized in that an adjacent area of a portion of the selected image is enlarged and displayed on the first display so as to have continuity with a portion of the selected image displayed on the second display.

Images