KR20150048575A - Mobile terminal and method for controlling of the same - Google Patents

Abstract

Disclosed are a mobile terminal and a method for controlling the same. According to an embodiment of the present invention, the mobile terminal determines the protection area of a flexible display part in accordance with the folding position and changes the display characteristics of the protection area. According to the present invention, the mobile terminal comprises: the flexible display part; a sensing part to sense the folding position of the flexible display part; and a control part which determines the protection area of the flexible display part in accordance with the folding position sensed in the sensing part and changes the display characteristics of the protection area.

Description

TECHNICAL FIELD [0001] The present invention relates to a mobile terminal and a control method of the mobile terminal,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to a mobile terminal and a control method of a mobile terminal in which a privacy mode is set.

A terminal such as a personal computer, a notebook computer, and a mobile phone has a variety of functions, and a multimedia device (multimedia player) having a complex function such as photographing, movie shooting, playing music or video file, .

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

In order to support and enhance the functionality of the terminal, it is contemplated to improve the structural and / or software portion of the terminal.

Recently, as the display performance of a mobile terminal is improved, the risk that information displayed on the mobile terminal is exposed to others at the time of using the mobile terminal is increasing.

The present invention relates to a control method of a mobile terminal and a mobile terminal for determining a protection area according to a folding position or a specific input of a flexible display and changing a display characteristic of the protection area.

According to another aspect of the present invention, there is provided a mobile terminal including a flexible display unit, a sensing unit for detecting a folding position of the flexible display unit, and a sensing unit for sensing a protection area of the flexible display unit according to a folding position detected by the sensing unit. And changing a display characteristic of the protection area.

The sensing unit further detects the folding angle of the flexible display unit, and the control unit can adjust the set value of the display characteristic of the protection area according to the folding angle.

When the sensing unit detects the folding disconnection of the flexible display unit, the control unit can restore the display characteristic of the protection area to the previous state.

The control unit may determine the protection area of the flexible display unit by further considering the operation mode of the terminal.

When the control unit detects the input to the specific area of the flexible display unit and the folding position of the flexible display unit, the control unit can release the display of the content displayed in the specific area.

When receiving a specific input, the control unit provides a user interface for inputting a PIN (Personal Identification Number), and can restore the display characteristic of the protection area to a previous state when a PIN is input.

When the entire area of the flexible display unit is determined as the protection area, the control unit can process the lock request signal for the application displayed on the flexible display unit.

According to another aspect of the present invention, there is provided a mobile terminal including a display unit, a sensing unit for sensing a touch input to the display unit, a sensing unit for sensing a change in the orientation of the display unit, And a control unit for determining the protection area of the display unit according to the touch input and the posture change and changing the display characteristics of the protection area when the change is simultaneously detected.

According to another aspect of the present invention, there is provided a method of controlling a mobile terminal, including the steps of detecting a folding position of a flexible display unit, determining a protection area of the flexible display unit according to a detected folding position, And changing the display characteristic of the determined protection area.

According to another aspect of the present invention, there is provided a method for controlling a mobile terminal, including the steps of detecting a touch input to a display unit and a posture change, determining whether a detected touch input and a posture change are simultaneously detected Determining a protection area of the display unit according to the touch input and the change of the posture when the touch input and the posture change are detected at the same time, and changing the display characteristics of the determined protection area.

The details of other embodiments are included in the detailed description and drawings.

The control method of the mobile terminal and the mobile terminal according to the present invention has the following effects.

According to an embodiment of the present invention, the user can intuitively set the protection area by determining the protection area according to the folding position of the flexible display or the position where the touch input is received.

According to an embodiment of the present invention, information displayed on the protection area can be displayed so as not to be exposed to others by changing display characteristics of the protection area in various ways.

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 control method of a mobile terminal according to the first embodiment of the present invention.
4 is a view showing a folding position of a mobile terminal according to the first embodiment of the present invention.
5 is a view illustrating a protection area according to a folding position of a mobile terminal according to a first embodiment of the present invention.
6 to 10 are views for changing the display characteristics of the protection area in the privacy mode of the mobile terminal according to the first embodiment of the present invention.
11 to 12 are diagrams for canceling the privacy mode of the mobile terminal according to the first embodiment of the present invention.
13 to 14 are diagrams for explaining a privacy mode for an application of the mobile terminal according to the first embodiment of the present invention.
15 is a view for explaining a method of setting a specific area of a mobile terminal as a protection area according to the first embodiment of the present invention.
FIGS. 16 to 17 are views for explaining display characteristics of the protection area according to the folding angle of the mobile terminal according to the first embodiment of the present invention.
18 is a flowchart of a control method of a mobile terminal according to a second embodiment of the present invention.
19 to 20 are diagrams for explaining a method of setting and canceling a privacy mode of a mobile terminal according to a second embodiment of the present invention.
21 is a view for explaining a method of setting a specific area of a mobile terminal as a protection area according to the second embodiment of the present invention.
22 is a view for explaining a method of changing the display characteristic of the protection area of the mobile terminal according to the second embodiment of the present invention.
23 to 24 are diagrams for explaining a method of setting a privacy mode in a display-off state of a mobile terminal according to a second embodiment of the present invention.

The above objects, features and advantages of the present invention will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. It is to be understood, however, that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and similarities. Like reference numerals designate like elements throughout the specification. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail. In addition, numerals (e.g., first, second, etc.) used in the description of the present invention are merely an identifier for distinguishing one component from another.

Hereinafter, a mobile terminal according to the present invention will be described in detail with reference to the drawings. The suffix "module" and "part" for components used in the following description are given or mixed in consideration of ease of specification, and do not have their own meaning or role.

The mobile terminal described in this specification may include a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, a PDA (Personal Digital Assistants), a PMP (Portable Multimedia Player), and navigation.

However, it will be understood by those skilled in the art that the configuration according to the embodiments described herein may be applied to a fixed terminal such as a digital TV, a desktop computer, and the like, unless the configuration is applicable only to a mobile terminal.

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 audio / video 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, a power supply unit 190, and the like. The components shown in Fig. 1 are not essential, and 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 for enabling wireless communication between the mobile terminal 100 and the wireless communication system or between the mobile terminal 100 and the 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 broadcast signals 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 refer to a server for generating and transmitting broadcast signals and / or broadcast related information, or a server for receiving broadcast signals and / or broadcast related information generated by the broadcast management server and transmitting the generated broadcast signals and / or broadcast related information. The broadcast signal may include a TV broadcast signal, a radio broadcast signal, a data broadcast signal, and a broadcast signal in which a data broadcast signal is combined with a TV broadcast signal or a radio broadcast signal.

The broadcast-related information may refer to a broadcast channel, a broadcast program, or information related to 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, an EPG (Electronic Program Guide) of a DMB (Digital Multimedia Broadcasting) or an ESG (Electronic Service Guide) of a DVBH (Digital Video BroadcastHandheld).

The broadcast receiving module 111 receives broadcast signals using various broadcasting systems. In particular, the broadcast receiving module 111 may be a digital multimedia broadcasting broadcasting (DMBT), a digital multimedia broadcasting satellite (DMBS), a media forward link only (MediaFLO), a digital video broadcasting ), And ISDBT (Integrated Services Digital Broadcast Terrestrial). Of course, the broadcast receiving module 111 may be adapted to other broadcasting systems that provide broadcast signals as well as the digital broadcasting system described above.

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

The mobile communication module 112 transmits and receives radio signals to 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 depending on a voice call signal, a video call signal or a text / multimedia message transmission / reception.

The wireless Internet module 113 refers to a module for wireless Internet access, and the wireless Internet module 113 can be embedded in the mobile terminal 100 or externally. WLAN (WiFi), Wibro (Wireless broadband), Wimax (World Interoperability for Microwave Access), HSDPA (High Speed Downlink Packet Access) and the like can be used as wireless Internet technologies.

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), ZigBee, and the like can be used as the short distance communication technology.

The location information module 115 is a module for confirming or obtaining the location of the mobile terminal. A typical example of the location information module is a GPS (Global Position System) module. According to the current technology, the GPS module 115 calculates information on a distance (distance) from three or more satellites to one point (entity), information on the time when the distance information is measured, , Three-dimensional position information according to latitude, longitude, and altitude of one point (individual) in one hour can be calculated. Further, a method of calculating position and time information using three satellites and correcting the error of the calculated position and time information using another satellite is also used. The GPS module 115 continues to calculate the current position in real time and uses it to calculate speed information.

Referring to FIG. 1, an A / V (Audio / Video) 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 communication mode or the photographing mode. The processed image frame can be displayed on the display module 151. [

The image frame processed by the camera 121 may be stored in the memory unit 160 or may be transmitted to the outside through the wireless communication unit 110. [ The camera 121 may be equipped with two or more cameras according to the configuration of the terminal.

The microphone 122 receives an external sound signal through a microphone in a communication mode, a recording mode, a voice recognition mode, or the like, and processes it as 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. Various noise reduction algorithms may be implemented in the microphone 122 to remove noise generated in receiving an external sound signal.

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

The sensing unit 140 senses the current state of the mobile terminal 100 such as the open / close state of the mobile terminal 100, the position of the mobile terminal 100, the presence or absence of user contact, the orientation of the mobile terminal, And generates 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 is possible to sense whether the slide phone is opened or closed. In addition, it may be responsible for a sensing function related to whether the power supply unit 190 is powered on, whether the interface unit 170 is connected to an external device, and the like. Meanwhile, the sensing unit 140 may include an orientation sensor 141 and / or a proximity sensor.

The output unit 150 is for generating output related to visual, auditory or tactile sense and includes a display module 151, an acoustic output module 152, an alarm unit 153, and a haptic module 154 .

The display module 151 displays and outputs information processed by the mobile terminal 100. For example, when the mobile terminal is in the call mode, a UI (User Interface) or a GUI (Graphic User Interface) associated with a call is displayed. When the mobile terminal 100 is in the video communication mode or the photographing mode, the photographed and / or received video or UI and GUI are displayed.

The display module 151 may be a liquid crystal display, a thin film transistor liquid crystal display, an organic light emitting diode, a flexible display, a 3D display And may include at least one.

Some of these displays may be transparent or light transmissive so that they can be seen through. This may be referred to as a transparent display. A typical example of the transparent display is a transparent LCD or the like. The rear structure of the display module 151 may also be of a light transmission type. With this structure, the user can see an object located behind the terminal body through the area occupied by the display module 151 of the terminal body.

There may be two or more display modules 151 according to the embodiment 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 each other, or may be disposed on different surfaces.

In a case where the display module 151 and the sensor for sensing the touch operation (hereinafter, referred to as 'touch sensor') have a mutual layer structure (hereinafter referred to as 'touch screen' It can also be used as an input device. The touch sensor may have the form of, for example, a touch film, a touch sheet, a touch pad, or the like.

The touch sensor may be configured to convert a change in a pressure applied to a specific portion of the display module 151 or a capacitance generated in a specific portion of the display module 151 into an electrical input signal. The touch sensor can be configured to detect not only the position and area to be touched but also the 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 transmits the corresponding data to the controller 180. Thus, the control unit 180 can know which area of the display module 151 is touched or the like.

Referring to FIG. 1, a proximity sensor may be disposed in an inner region of the mobile terminal or in the vicinity of the touch screen, which is enclosed by 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 a nearby object without mechanical contact using the force of an electromagnetic field or infrared rays. The proximity sensor has a longer life span than the contact sensor and its utilization is also high.

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 proximity sensor, a magnetic proximity sensor, and an infrared proximity sensor.

And to detect the proximity of the pointer by the change of the electric field along the proximity of the pointer when the touch screen is electrostatic. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

Hereinafter, for convenience of explanation, the act of recognizing that the pointer is positioned on the touch screen while the pointer is not in contact with the touch screen is referred to as "proximity touch & The act of actually touching the pointer on the screen is called "contact touch. &Quot; The position where the pointer is proximately touched on the touch screen means a position where the pointer is vertically corresponding to the touch screen when the pointer is touched.

The proximity sensor detects a proximity touch and a proximity touch pattern (e.g., a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, a proximity touch movement state, and the like). Information corresponding to the detected proximity touch operation and the 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 mode, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, The sound output module 152 outputs an acoustic signal related to a function (e.g., a call signal reception sound, a message reception sound, etc.) performed in the mobile terminal 100. The audio output module 152 may include a receiver, a speaker, a buzzer, and the like.

The alarm unit 153 outputs a signal for notifying the occurrence of an event of the mobile terminal 100. Examples of events that occur in the mobile terminal include call signal reception, message reception, key signal input, touch input, and the like. The alarm unit 153 may output a signal for notifying the occurrence of an event in a form other than the video signal or the audio signal, for example, vibration. The video signal or audio signal may also be output through the display module 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 haptic effect generated by the haptic module 154 is vibration. The intensity and pattern of the vibration generated by the hit module 154 can be controlled. For example, different vibrations may be synthesized and output or sequentially output.

In addition to the vibration, the haptic module 154 may be configured to perform various functions such as an effect of stimulation by a pin arrangement vertically moving with respect to a contact skin surface, an effect of stimulation by air spraying force or suction force through a jet opening or a suction opening, A variety of tactile effects such as an effect of stimulation through contact of an electrode, an effect of stimulation by an electrostatic force, and an effect of reproducing a cold sensation using a heat absorbing or exothermic element can be generated.

The haptic module 154 can be implemented not only to transmit the tactile effect through the direct contact but also to feel the tactile effect through the muscles of the user's finger or arm. The haptic module 154 may include two or more haptic modules 154 according to the configuration of the portable terminal 100.

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

The memory unit 160 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD memory) At least one of a random access memory (RAM), a static random access memory (SRAM), a read only memory (ROM), an electrically erasable programmable read-only memory (EEPROM), a programmable read- Lt; / RTI > type of storage medium. The mobile terminal 100 may operate in association with a web storage that performs a storage function of the memory unit 160 on the Internet.

The interface unit 170 serves as a path for communication with all external devices connected to the mobile terminal 100. The interface unit 170 receives data from an external device or receives power from the external device to transfer the data to each component in the mobile terminal 100 or to transmit data in the mobile terminal 100 to an external device. For example, a wired / wireless headset port, an external charger port, a wired / wireless data port, a memory card port, a port for connecting a device having an identification module, an audio 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 for storing various information for authenticating the use right of the mobile terminal 100 and includes a user identification module (UIM), a subscriber identity module (SIM), a general user authentication module A 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.

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

The control unit 180 typically controls the overall operation of the mobile terminal. For example, voice communication, data communication, video communication, and the like. The control unit 180 may include a multimedia module 181 for multimedia playback. The multimedia module 181 may be implemented in the control unit 180 or may be implemented separately from the control unit 180. [

The controller 180 may perform a pattern recognition process for recognizing handwriting input or drawing input performed on the touch screen as characters and images, respectively.

The power supply unit 190 receives external power and internal power under the control of the controller 180 and supplies power necessary for operation of the respective components.

The various embodiments described herein may be embodied 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, the embodiments described herein may be implemented as application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays May be implemented using at least one of processors, controllers, microcontrollers, microprocessors, and electrical units for performing functions. In some cases such embodiments may be implemented using a controller 180 < / RTI >

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 may be implemented by a software application written in a suitable programming language. Also, the software codes may be stored in the memory unit 160 and executed by the control unit 180. [

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

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

The body includes a case (a casing, a housing, a cover, and the like) which forms an appearance. In this embodiment, the case may be divided into a front case 101 and a rear case 102. [ A variety of electronic components are embedded in the space formed between the front case 101 and the rear case 102. At least one intermediate case may be additionally disposed between the front case 101 and the rear case 102. [

The cases may be formed by injection molding a synthetic resin, or may be formed to have a metal material such as stainless steel (STS) or titanium (Ti) or the like.

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

The display unit 151 occupies most of the main surface of the front case 101. A sound output unit 152 and a camera 121 are disposed in an area adjacent to one end of both ends of the display unit 151 and a user input unit 131 and a microphone 122 are disposed in an area adjacent to the other end. The user input unit 132, the interface 170, and the like are disposed on the 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 portable 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 and may be employed in any manner as long as the user operates in a tactile manner.

The contents input by the operation units 131 and 132 can be variously set. For example, the first operation unit 131 receives commands such as start, end, scroll, and the like, and the second operation unit 132 controls the size of the sound output from the sound output unit 152 or the size of the sound output from the display unit 151 To the touch recognition mode of the touch screen.

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

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

For example, the camera 121 may have a low pixel so that the face of the user can be photographed and transmitted to the other party in case of a video call or the like, and the camera 121 ' It is preferable to have a large number of pixels. The cameras 121 and 121 'may be installed in the terminal body such that they can be rotated or popped up.

A flash 123 and a mirror 124 are additionally disposed adjacent to the camera 121 '. The flash 123 illuminates the subject when the subject is photographed by the camera 121 '. The mirror 124 allows the user to illuminate the user's own face or the like when the user intends to shoot himself / herself (self-photographing) using the camera 121 '.

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

In addition to the antenna for a call or the like, a broadcast signal reception antenna 124 may be additionally disposed on the side of the terminal body. The antenna 124 constituting a part of the broadcast receiving module 111 (see FIG. 1) may be installed to be able to be drawn out from the terminal body.

A power supply unit 190 for supplying power to the portable terminal 100 is mounted on the terminal body. The power supply unit 190 may be built in the terminal body or may be detachable from the outside of the terminal body.

The rear case 102 may further include a touch pad 135 for sensing a touch. The touch pad 135 may also be of a light transmission type like the display unit 151. [ In this case, if the display unit 151 is configured to output time information on both sides, the time information can be recognized through the touch pad 135 as well. The information output on both sides may be all controlled by the touch pad 135. [ Alternatively, a display may be additionally mounted on the touch pad 135, and a touch screen may be disposed on the rear case 102.

The touch pad 135 operates in correlation with the display portion 151 of the front case 101. The touch pad 135 may be disposed parallel to the rear of the display unit 151. The touch pad 135 may have a size equal to or smaller than that of the display unit 151.

Hereinafter, embodiments of the present invention will be described.

FIG. 3 is a flowchart of a method of controlling a mobile terminal according to the first embodiment of the present invention, and FIGS. 4 through 17 are views for explaining a method of controlling the mobile terminal according to the first embodiment of the present invention.

Referring to FIG. 3, the sensing unit 140 (FIG. 1) of the mobile terminal 100 may detect the folding position of the flexible display unit 151 (FIG. 1) (S110).

Specifically, the sensing unit 140 of FIG. 1 may sense the folding position of the flexible display unit through a touch pad (or a touch screen) included in the flexible display unit 151 of FIG. Also, the sensing unit 140 of FIG. 1 may detect the folding position using the image obtained through the camera (121 of FIG. 1).

1) 180 of the mobile terminal (100 of FIG. 1) may determine the protection area of the flexible display unit (151 of FIG. 1) according to the folding position detected by the sensing unit (140 of FIG. 1) ).

When the folding operation of the flexible display unit (151 of FIG. 1) is received, the control unit (180 of FIG. 1) enters the privacy protection mode and can determine the protection area. Specifically, the control unit (180 of FIG. 1) determines one area of the flexible display unit (151 of FIG. 1) divided into two areas based on the folding position as a protection area, .

The control unit 180 of FIG. 1 may determine the protection area by considering the operation mode of the mobile terminal or the characteristics of the information displayed on the flexible display unit 151 (FIG. 1). The method of using the folding position in determining the protection area (180 in FIG. 1) is an embodiment, and it is possible to further utilize the results that can be calculated by the folding operation, for example, the folding position, have.

The control unit (180 in FIG. 1) can change the display characteristic of the determined protection area (S150). Specifically, the control unit (180 in FIG. 1) displays the screen brightness of the protection area in a dark manner so that the information displayed in the protection area is not exposed to others, or displays a display effect such as a water drop effect, a character effect, Can be changed. The method of changing the above display characteristic is an embodiment and various known display methods can be applied.

When the folding operation of the flexible display unit 151 is detected, the control unit 180 of FIG. 1 interprets the folding operation as the privacy mode setting triggering signal, and changes the display characteristics of the information displayed in the determined protection area. At this time, the privacy mode means changing the display state so that some of the information displayed on the flexible display unit 151 is not exposed to other people.

4 to 17, the control method of the mobile terminal according to the first embodiment of the present invention will be described in detail.

FIG. 4 is a view showing a folding position of a mobile terminal according to a first embodiment of the present invention, and FIG. 5 is a view illustrating a protection area according to a folding position of the mobile terminal according to the first embodiment of the present invention.

Referring to FIG. 4, the sensing unit 140 of FIG. 1 may detect the folding position P of the flexible display unit 151 (FIG. 1). The mobile terminal (100 of FIG. 1) can be manufactured so that the entire body 101, 102 of the mobile terminal including the flexible display unit is bent as well as the flexible display unit is bent.

4 (a) to 4 (c) are views showing embodiments in which the mobile terminal is folded in the horizontal direction at the lower, upper, and middle points of the flexible display unit, but the folding direction is not limited thereto, It can be folded diagonally. According to the various folding operations, the controller (180 of FIG. 1) can detect the folding position using the electrostatic force change or the pressure change sensed through the touch pad attached to the upper portion of the flexible display unit. The control unit (180 in FIG. 1) can detect the folding position with a specific line dividing the flexible display unit. At this time, when the flexible display unit is bent more than the set angle?, The control unit 180 determines that the folded display unit 180 is folded and detects the folding position.

Referring to FIG. 5, the control unit (180 in FIG. 1) is a diagram showing a protection area determined separately for the detected folding position (P).

According to the folding operation of FIGS. 4A to 4C, the control unit 180 of FIG. 1 detects the horizontal direction of the lower, upper, and intermediate points of the flexible display unit as folding positions, ). At this time, the control unit (180 in FIG. 1) can distinguish the fixed region and the folded region of the flexible display unit based on the folding position using the sensed signals from the plurality of sensors.

In FIG. 5, the control unit (180 in FIG. 1) determines the protection area by considering only the folding position. However, the protection area can be determined by considering the operation mode of the mobile terminal and the contents of the information displayed on the flexible display unit. For example, the control unit (180 in FIG. 1) may determine the folding operation as a triggering signal for entering the privacy mode, and determine a region in which the content related to the input of personal information is displayed as the protection region . In addition, the control unit 180 of FIG. 1 may determine the folding position and the area where the personal information related to the folding position among the information displayed on the display unit is displayed as the protection area.

6 to 10 are views for changing the display characteristics of the protection area in the privacy mode of the mobile terminal according to the first embodiment of the present invention.

Referring to FIG. 6, the sensing unit (140 in FIG. 1) can detect the folding operation and the folding position of the lower portion of the flexible display unit 151 with respect to the horizontal direction. The control unit 180 of FIG. 1 may determine the protection area R1 of the flexible display unit 151 according to the detected folding position. Hereinafter, f denotes the folding direction of the flexible display unit 151, which means that the lower portion of the flexible display unit 151 is fixed and the upper portion thereof is bent downward when the arrow direction of f is from top to bottom.

More specifically, when sensing the upper portion of the area where the keypad of the flexible display unit 151 is displayed as the folding position (sensing the upper horizontal direction of the R1 area as the folding position), the sensing unit 140 1 of 180) can determine the folded area as the protection area R1 based on the folding position.

The control unit 180 of FIG. 1 can detect one area of the area where the keypad of the flexible display unit 151 is displayed as the folding position, As shown in FIG.

The control unit 180 of FIG. 1 may change the display characteristic of the protection area R1 to enter the privacy protection mode so that the information displayed in the protection area R1 is not exposed to others. The control unit (180 in FIG. 1) changes display characteristics by changing the display characteristics such as brightness, color, and contrast of the screen, or displays the information itself displayed in the protection area R1 in a reduced, The display characteristic can be changed by changing the characteristic or overlapping with the information displayed in the protection area R1 to display another character or the like.

Referring to FIG. 7, the controller (180 in FIG. 1) overlaps the information displayed in the protection area R1 to display the water droplets, thereby making it difficult to identify the information displayed under the water droplets.

Referring to FIG. 8, the control unit (180 in FIG. 1) can reduce exposure of information by others by reducing the size of the information displayed in the protection area R1.

Referring to FIG. 9, when a folding position is detected in an area displaying information related to a video call of the flexible display unit 151, the control unit 180 of FIG. 1 displays information related to the video call on the basis of the folding position Can be determined as the protection area R1.

More specifically, the control unit 180 of FIG. 1 does not display the name, phone number, and face image of the other party when the information displayed in the protection zone R1 is the name, phone number, Only the general information 'Incoming Call' can be displayed.

Referring to FIG. 10, when the folding position is detected in the area where the transmission / reception message of the flexible display unit 151 is displayed, the control unit 180 of FIG. 1 may determine the protection area R1 as the area where the message is displayed.

Specifically, when the text message input by the user and the text message received from the other party are displayed in the protection area R1, the control unit 180 may change only the display characteristics of the text message input by the user. That is, the control unit 180 of FIG. 1 may not display only the text message inputted by the user among the information displayed in the protection area R1, or may change the display characteristic so that the display characteristic is not exposed to others. In addition, the control unit (180 in FIG. 1) distinguishes information related to privacy protection from information included in the protection area and general information, divides general information and information related to privacy protection, arranges information related to privacy protection Can only be changed. For example, the function keys of the keyboard and the English or Korean keys of the keyboard are separated from each other and arranged in the divided area of the protection area. The display characteristics of the function keys of the keyboard are maintained as before, and the display characteristics Can only be changed.

11 to 12 are diagrams for canceling the privacy mode of the mobile terminal according to the first embodiment of the present invention.

Referring to FIG. 11, when the folded flexible display unit 151 detects that the folded flexible display unit 151 is extended, the control unit 180 can restore the display characteristic of the protection region R1 to the previous state have.

The control unit 180 of FIG. 1 may further display an icon Ip indicating the change of the display characteristic of the protection area R1, that is, when the privacy protection mode is set.

Specifically, the control unit 180 of FIG. 1 changes the display characteristic of the protection area R1 only when a part of the flexible display unit 151 is folded, and when the folded area is expanded again, .

In addition, when the operation of folding a part of the flexible display part 151 in the direction opposite to the folding direction is detected, the control part 180 of FIG. 1 can recover the display characteristic of the protection area R1 to the previous state have. In this case, when the first folding operation is detected, the control unit 180 determines the protection area R1 according to the folding position and changes the display characteristic of the protection area R1. Even if the first folding operation is released, The display characteristic of the region R1 can be maintained in the changed state. The control unit 180 of FIG. 1 may recover the display characteristic of the protection area R1 to a state before the first folding operation by detecting the second folding operation in the opposite direction to the first folding operation.

Referring to FIG. 12, the controller (180 in FIG. 1) slides and displays the status bar (S), and then selects the cancel icon of the privacy mode displayed on the status bar to recover the display characteristic of the protected area have.

The control unit 180 of FIG. 1 activates the privacy protection mode by selecting the cancel icon of the privacy mode in the status bar S and sliding the status bar S back to the upper portion of the flexible display unit 151 to release the display It is possible to display a pop-up window W1 indicating that it has been released. At this time, the control unit (180 in FIG. 1) can release the display of the icon (Ip) indicating the setting of the private protection mode displayed on the upper part of the screen of the flexible display unit 151.

13 to 14 are diagrams for explaining a privacy mode for an application of the mobile terminal according to the first embodiment of the present invention.

Referring to FIG. 13, when the folding position of the flexible display unit 151 is detected to exceed the point where the folding position of the flexible display unit 151 is set to the application lock line 11, the control unit 180 of FIG. Can be set to privacy mode.

Specifically, the control unit (180 in FIG. 1) can detect the folding position when the message application is displayed on the flexible display unit 151 and the folding operation of the flexible display unit 151 is performed.

If the folding position of the ssm flexible display unit 151 is judged to be folded beyond the set application lock line 11, the control unit (180 of FIG. 1) sets the message application to the privacy protection mode and displays it in the popup window W1 can do.

Referring to FIG. 14, when the privacy protection mode of a specific application is set, the control unit 180 of FIG. 1 can display a content of a PIN input window W1 in order to execute a specific application.

In addition, the control unit (180 in FIG. 1) can enter a PIN (Personal Identification Number) in order to execute a specific application, thereby releasing the privacy mode and executing a specific application.

15 is a view for explaining a method of setting a specific area of a mobile terminal as a protection area according to the first embodiment of the present invention.

Referring to FIG. 15, when a touch input and a folding operation for a specific area of the flexible display unit 151 are received together, the control unit 180 of FIG. 1 may determine a specific area as a protection area.

For example, when a touch input and a folding operation are simultaneously received for a specific area R1 in which a message received from Jame is displayed among the received message details displayed on the flexible display unit 151, the control unit (180 in FIG. 1) The protection area R1 may not be displayed in the received message history.

At this time, the controller (180 in FIG. 1) determines that the privacy mode is set, and can display the icon (Ip) on the upper part of the flexible display unit 151.

FIGS. 16 to 17 are views for explaining display characteristics of the protection area according to the folding angle of the mobile terminal according to the first embodiment of the present invention.

As described above, the control unit (180 in FIG. 1) can determine the folding operation of the flexible display unit 151 as a triggering signal for setting the privacy protection mode when the detection and folding angle is equal to or greater than the reference value.

After setting the privacy mode, the control unit 180 of FIG. 1 may gradually or stepwise change the display characteristic of the protection area according to the magnitude of the folding angle. In addition, the control unit 180 of FIG. 1 may be configured to change the display characteristics of the protection area in different ways according to the folding angle.

Referring to FIG. 16, the control unit (180 in FIG. 1) can detect the folding angle of the flexible display unit, respectively.

The control unit 180 of FIG. 1 may determine the folding angle by measuring the angles? 1,? 2,? 3 between the folded area and the fixed area of the flexible display unit.

Referring to FIG. 17, the control unit (180 in FIG. 1) may indicate to change the contrast setting value of the protection area according to the folding angle.

Specifically, when the contrast value of the protection area is set to increase as the folding angle increases, the control unit (180 in FIG. 1) sets the contrast of the protection area to the contrast setting value as the folding angle increases from? 1 to? It can be displayed gradually darker to correspond to it.

FIG. 18 is a flowchart of a method of controlling a mobile terminal according to a second embodiment of the present invention, and FIGS. 19 to 24 are views for explaining a control method of the mobile terminal according to the second embodiment of the present invention.

Referring to FIG. 18, the sensing unit (140 in FIG. 1) can detect touch input and attitude change with respect to the display unit (S210). At this time, the display unit and the mobile terminal may be formed of a fixed material as well as a case of being formed of a flexible material.

Next, the control unit 180 of FIG. 1 determines whether or not the touch input and the posture change are simultaneously detected (S230). If the touch input and the posture change are not simultaneously detected (No), the control unit (180) may detect the touch input and the posture change again (S210).

If the touch input and the posture change are simultaneously detected (Yes), the control unit (180 of FIG. 1) can determine the protection area of the display unit according to the touch input and the posture change (S250). At this time, the control unit 180 of FIG. 1 may determine the area where the touch input is received as the protection area. Here, the touch input includes a long touch input for a specific area, a drag input or a flaking input for determining an area, and may include a touch input for a plurality of specific areas.

The control unit 180 of FIG. 1 may change the display characteristics of the determined protection area (S270).

Hereinafter, a method of controlling the mobile terminal according to the second embodiment will be described in detail with reference to FIGS. 19 to 24. FIG.

19 to 20 are diagrams for explaining a method of setting and canceling a privacy mode of a mobile terminal according to a second embodiment of the present invention.

Referring to FIGS. 19 and 20, when a drag (d) for a specific region of the display unit and a rotation of the first direction (①) of the mobile terminal are simultaneously detected, the control unit 180 .

In addition, when the control unit (180 of FIG. 1) simultaneously detects the drag input for the specific area of the display unit and the rotation of the second direction (2) opposite to the first direction of the mobile terminal, the setting of the privacy mode is canceled .

In addition, the control unit (180 in FIG. 1) can cancel the privacy mode by sliding the status bar and selecting the release of the privacy mode shown in the status bar.

21 is a view for explaining a method of setting a specific area of a mobile terminal as a protection area according to the second embodiment of the present invention.

Referring to FIG. 21, when a touch and drag input and a rotation input of the mobile terminal are simultaneously received in a plurality of specific areas (Album2, Album6, Album8) Mode can be determined.

More specifically, the control unit 180 of FIG. 1 determines a plurality of specific areas (Album2, Album6, Album8) as a protection area, and can release the display of the protection area. As a result, the control unit (180 in FIG. 1) can skip a plurality of specific areas (Album2, Album6, Album8) and display the next contents.

The control unit (180 in FIG. 1) may display an icon (Ip) indicating the privacy protection mode at the top of the screen of the display unit 151 when the privacy protection mode is set.

22 is a view for explaining a method of changing the display characteristic of the protection area of the mobile terminal according to the second embodiment of the present invention.

Referring to FIG. 22, the control unit 180 of FIG. 1 can change the display characteristic of the protection area when the protection area is determined.

As described above, the display characteristic of the protection area can be changed by various methods, the display of the protection area can be canceled as shown in FIG. 21, or the display characteristic can be changed by reducing the size of the protection area .

When receiving the drag input (d) for the protection area in which the display characteristic is changed, the control unit (180 in FIG. 1) can move the protection area in which the display characteristic is changed in the received drag direction and display it.

23 to 24 are diagrams for explaining a method of setting a privacy mode in a display-off state of a mobile terminal according to a second embodiment of the present invention.

Referring to FIG. 23, the control unit 180 of FIG. 1 may set specific applications to the privacy mode when the display unit receives a specific input in the off state.

Specifically, the control unit 180 of FIG. 1 may select a specific application and set the privacy mode by a specific input while the display unit is turned off for the selected specific application.

For example, the control unit (180 in FIG. 1) can select a message and memo application, and set the privacy mode by a specific input while the display unit is turned off for the message and memo applications.

Referring to FIG. 24, when the display unit 151 receives the drag input and the rotation input at the same time in the off state, the control unit 180 of FIG. 1 can set the specific application to the privacy protection mode.

The control unit 180 of FIG. 1 receives the specific input and displays the icon Ip indicating that the specific application has set the privacy mode over the icon indicating the specific application when the display unit 151 is turned on.

The control unit (180 in FIG. 1) may further display a user interface requesting input of a PIN in order to execute specific applications for which the privacy mode is set, and may execute a specific application in the privacy mode when a PIN is input through the user interface .

The above-described method of controlling a mobile terminal according to the present invention can be provided by being recorded in a computer-readable recording medium, which is a program for execution in a computer.

The control method of the mobile terminal according to the present invention can be executed through software. When executed in software, the constituent means of the present invention are code segments that perform the necessary tasks. The program or code segments may be stored in a processor readable medium or transmitted by a computer data signal coupled with a carrier wave in a transmission medium or a communication network.

A computer-readable recording medium includes all kinds of recording apparatuses in which data that can be read by a computer system is stored. Examples of the computer-readable recording device include a ROM, a RAM, a CD-ROM, a DVD-ROM, a DVD-RAM, a magnetic tape, a floppy disk, a hard disk and an optical data storage device. The computer-readable recording medium may also be distributed to networked computer devices so that computer readable code can be stored and executed in a distributed manner.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. The present invention is not limited to the drawings. In addition, the embodiments described in this document are not limited to be applied, but all or some of the embodiments may be selectively combined so that various modifications can be made.

100: mobile terminal 151: display module
180:

Claims (10)

A flexible display unit;
A sensing unit for sensing a folding position of the flexible display unit; And
A control unit for determining a protection area of the flexible display unit according to the folding position detected by the sensing unit and changing a display characteristic of the protection area;
.
The method according to claim 1,
Wherein the sensing unit further detects a folding angle of the flexible display unit,
Wherein the control unit adjusts the set value of the display characteristic of the protection area according to the folding angle.
The method according to claim 1,
Wherein the control unit restores the display characteristic of the protection area to a previous state when the sensing unit detects that the flexible display unit is unfolded.
The method according to claim 1,
Wherein the control unit determines the protection area of the flexible display unit by considering the operation mode of the terminal.
The method according to claim 1,
Wherein the control unit releases the display of the content displayed in the specific area when the input to the specific area of the flexible display unit and the folding position of the flexible display unit are detected.
The method according to claim 1,
Wherein the control unit provides a user interface for inputting a personal identification number (PIN) when a specific input is received, and restores a display characteristic of the protection area to a previous state when the PIN is input. .
The method according to claim 1,
Wherein the control unit processes a lock request signal for an application displayed on the flexible display unit when the entire area of the flexible display unit is determined as the protection area.
A display unit;
A sensing unit for sensing a touch input to the display unit and a change in attitude; And
A control unit for determining a protection area of the display unit according to the touch input and the posture change and changing a display characteristic of the protection area when the sensing unit simultaneously detects a touch input and an attitude change with respect to the display unit;
.
Detecting a folding position of the flexible display unit;
Determining a protection area of the flexible display unit according to the detected folding position; And
Changing a display characteristic of the determined protection area;
And transmitting the control information to the mobile terminal.
Detecting a touch input and a posture change with respect to a display unit;
Determining whether the detected touch input and the posture change are simultaneously detected;
Determining a protection area of the display unit according to the touch input and the attitude change when the touch input and the attitude change are simultaneously detected; And
Changing a display characteristic of the determined protection area;
And transmitting the control information to the mobile terminal.

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