KR101564467B1 - Method for displaying data in terminal and mobile terminal using the same - Google Patents

Abstract

The present invention provides a method of controlling a portable terminal, comprising the steps of: providing a first display unit comprising electronic paper; checking whether a power event has occurred in the mobile communication terminal; and displaying predetermined data on a first display unit And a mobile communication terminal to which the method is applied.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a method of displaying data on a mobile communication terminal,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data display method in a terminal and a mobile communication terminal to which the method is applied.

A terminal can be divided into a mobile terminal (mobile / portable terminal) and a stationary terminal according to whether the terminal can be moved. The mobile communication terminal may be divided into a handheld terminal and a vehicle mount terminal according to whether the user can directly carry the mobile communication terminal.

Such a terminal has various functions, for example, in the form of a multimedia device having multiple functions such as photographing and photographing of a moving picture, reproduction of a music or video file, reception of a game and broadcasting, etc. .

In order to support and enhance the functionality of such terminals, it may be considered to improve the structural and / or software parts of the terminal.

Generally, a mobile communication terminal uses an LCD as a display unit, and recently, an OLED or the like is also used.

According to the above-described prior art, when the power is turned off, the display unit is turned off, and the user can no longer check the data stored in the mobile communication terminal.

SUMMARY OF THE INVENTION The present invention is conceived to solve the problems described above, and it is intended to enable a user to read data stored in a mobile communication terminal even if a power event such as power off occurs.

According to an aspect of the present invention, there is provided a method of displaying data in a terminal, the method comprising: providing a first display unit including an electronic paper; checking whether a power event occurs; And displaying predetermined data on the display unit.

According to an aspect of the present invention, in the data display method of the present invention, the mobile communication terminal further includes executing a predetermined menu, and the step of displaying predetermined data on the first display unit when the power event occurs And displaying the display object, which is at least a part of data displayed as the predetermined menu to be executed, on the first display unit when the power event is generated.

According to an aspect of the present invention, a data display method of the present invention further comprises setting a setting display object, which is data to be displayed on the electronic paper when a power event occurs, by user setting, The step of displaying predetermined data on the first display unit may include displaying the setting display object on the first display unit when the power event occurs.

According to another aspect of the present invention, there is provided a method of displaying data, the method further comprising the step of providing a second display unit including a light emitting display unit, wherein executing the predetermined menu comprises: And displaying it on the display unit.

According to an embodiment of the present invention, the predetermined menu is a video call menu, and the display object includes at least one of a video captured by a camera built in the terminal and a video of another terminal received from a wireless communication unit built in the terminal Lt; / RTI >

According to an embodiment of the present invention, the predetermined menu is a text message receiving menu, and the display object may be a text message received by a wireless communication unit.

Further, according to one aspect of the present invention, the predetermined menu is a telephone call, and the display object may be call information.

According to an embodiment of the present invention, the predetermined menu is a mobile digital broadcasting (DMB) menu, and the display object may be one still image of a video image received by the broadcasting module.

According to an embodiment of the present invention, the predetermined menu may be a camera album menu, and the display object may be an image file included in the camera album menu displayed on the second display unit.

According to an embodiment of the present invention, the predetermined menu is a North American menu, and the display object may be a part of northbook data displayed on the second display unit.

According to an embodiment of the present invention, the predetermined menu may be a phonebook menu, and the display object may be a phonebook menu displayed on the second display unit.

According to an embodiment of the present invention, when the power event occurs, the step of displaying the setting display object on the first display unit may include: after executing the menu including the setting display object, And displaying on the first display unit.

According to an embodiment of the present invention, the setting display object may include at least one of a recent received message list, a most-used phone book list, a latest phone call list, myphone information, a user setting phrase, map information, It can be one.

Here, the power event information includes at least one of a power shortage event, a power off event, and a power saving event.

According to another aspect of the present invention, a mobile communication terminal includes a first display unit including an electronic paper; And a controller for controlling the first display unit to display predetermined data when a power event occurs.

According to an embodiment of the present invention, the mobile communication terminal further includes a storage unit configured to store a predetermined menu, and the control unit may include, when the power event is generated during execution of the predetermined menu, So that the displayed display object is displayed on the first display unit.

According to an embodiment of the present invention, the mobile communication terminal further includes a user input unit for setting a setting display object to be displayed on the first display unit when the power event occurs, And controls the setting display object to be displayed on the first display unit.

According to another aspect of the present invention, the mobile communication terminal further includes a second display unit including a light emitting display unit, and the control unit controls the second menu to be displayed on the second display unit.

According to an embodiment of the present invention, the mobile communication terminal further includes a camera unit configured to photograph an image, and a wireless communication unit configured to communicate with another terminal, wherein the predetermined menu is a video call menu, The control unit controls the first display unit to display at least one of a video image captured by the camera unit and an image of another terminal received from the wireless communication unit when a power event occurs.

According to an embodiment of the present invention, the mobile communication terminal further includes a wireless communication unit configured to communicate with another terminal, and the control unit controls the display unit to display the received text message as the display object, 1 display unit.

Further, according to one aspect of the present invention, the predetermined menu is a telephone call, and the display object may be call information.

According to an embodiment of the present invention, the mobile communication terminal further includes a broadcasting module for receiving a mobile digital broadcasting, wherein the predetermined menu is the mobile digital broadcasting menu, Lt; RTI ID = 0.0 > a < / RTI >

According to an embodiment of the present invention, the predetermined menu is a camera album menu, and the display object may be an image file included in the camera album menu.

According to an embodiment of the present invention, the predetermined menu is a north-south menu, and the display object may be north-north data of the north-south menu.

In addition, the controller may control the first display unit to display the setting display object after executing the menu including the setting display object.

According to an embodiment of the present invention, the setting display object may include at least one of a recent message reception list, a most-used phone book list, a recent phone call list, an own phone number, a user setting phrase, map information, You can include one.

According to the present invention having the above-described configuration, the user can read necessary data even when a power event occurs.

Hereinafter, a mobile communication terminal according to the present invention will be described in detail with reference to the drawings. The suffix "module" and " part "for the 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 communication 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 a navigation device.

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, or the like, except in a case where the configuration is applicable only to a mobile communication terminal.

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

The mobile communication terminal 100 includes a wireless communication unit 110, an A / V input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a storage 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 communication terminal having more or fewer components than those shown in Fig. 1 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 communication terminal 100 and the wireless communication system or between the mobile communication terminal 100 and the network in which the mobile communication 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 DMB (Digital Multimedia Broadcasting) or an ESG (Electronic Service Guide) of Digital Video Broadcast-Handheld (DVB-H).

For example, the broadcast receiving module 111 may be a Digital Multimedia Broadcasting-Terrestrial (DMB-T), a Digital Multimedia Broadcasting-Satellite (DMB-S), a Media Forward Link Only (DVF-H) And a Digital Broadcasting System (ISDB-T) (Integrated Services Digital Broadcast-Terrestrial). Of course, the broadcast receiving module 111 may be adapted to other broadcasting systems 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 storage 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 is a module for wireless Internet access, and may be embedded in the mobile communication terminal 100 or externally. WLAN (Wi-Fi), 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 a short range communication technology.

The position information module 115 is a module for acquiring the position of the mobile communication terminal, and a representative example thereof is a GPS (Global Position System) module.

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 unit 151. [

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

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 opening and closing state of the mobile communication terminal 100, the position of the mobile communication terminal 100, the presence of the user, the orientation of the mobile communication terminal, the acceleration / deceleration of the mobile communication terminal, The mobile communication terminal 100 senses the current state of the mobile communication terminal 100 and generates a sensing signal for controlling the operation of the mobile communication terminal 100. For example, when the mobile communication terminal 100 is in the form of a slide phone, it is possible to sense whether the slide phone is opened or closed. It is also possible to sense 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 a proximity sensor 141 and an illuminance sensor 142.

The output unit 150 is for generating output related to visual, auditory or tactile sense and includes a display unit 151, an audio output module 152, an alarm unit 153, a haptic module 154, 155), and the like.

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

The display unit 151 may be a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT LCD), an organic light-emitting diode (OLED) a flexible display, and a 3D display. The display unit 151 may be referred to as a light emitting display unit in that it uses a self-luminous element. This is to distinguish it from the electronic paper 155 described later.

Some of these displays may be transparent or light transmissive so that they can be seen through. This can be referred to as a transparent display, and a typical example of the transparent display is TOLED (Transparent OLED) and the like. The rear structure of the display unit 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 unit 151 of the terminal body.

According to the embodiment of the mobile communication terminal 100, two or more display units 151 may exist. For example, in the mobile communication terminal 100, a plurality of display units may be spaced apart from one another or integrally disposed, or may be disposed on different surfaces.

(Hereinafter, referred to as a 'touch screen') in which a display unit 151 and a sensor for sensing a touch operation (hereinafter, referred to as 'touch sensor') form a mutual layer structure, 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 unit 151 or a capacitance generated in a specific portion of the display unit 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 unit 151 is touched or the like.

Referring to FIG. 1, a proximity sensor 141 may be disposed in an inner region of the mobile communication terminal or in the vicinity of 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 corresponds vertically 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 storage 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 sound signals related to functions (e.g., call signal reception sound, message reception sound, etc.) performed in the mobile communication 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 communication terminal 100. Examples of events generated in the mobile communication terminal include a call signal reception, a message reception, a key signal input, and a touch input. 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 the audio signal may be output through the display unit 151 or the audio output module 152 so that they may be classified as a part of the alarm unit 153.

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 include a pin arrangement vertically moving with respect to the contact skin surface, a spraying force or a suction force of the air through the injection port or the suction port, a touch on the skin surface, contact with an electrode, And various tactile effects such as an effect of reproducing a cold sensation using an endothermic 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 allow the user to feel the tactile effect through the muscular sensation of the finger or arm. At least two haptic modules 154 may be provided according to the configuration of the mobile communication terminal 100.

The electronic paper 155 is also referred to as an e-paper as a display device to which the characteristics of ink are applied to paper. Unlike traditional flat-panel displays that use backlight to light pixels, electronic paper uses reflections like ordinary paper. So after the picture changes, the letters and pictures can be displayed without electricity consumption. Further, the electronic paper may be folded or rolled differently from the flat panel display. The electronic paper will be described later.

The storage unit 160 may store a program for processing and controlling the control unit 180 and temporarily store the input / output data (e.g., telephone directory, message, audio, still image, For example. The storage unit 160 may store the frequency of use of each of the data (for example, each telephone number, each message, and frequency of use for each multimedia). In addition, the memory unit 160 may store data on vibration and sound of various patterns output when the touch is input on the touch screen.

The storage 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) A random access memory (SRAM), a read-only memory (ROM), an electrically erasable programmable read-only memory (EEPROM), a programmable read-only memory (PROM) A magnetic disk, and / or an optical disk. The mobile communication terminal 100 may operate in association with a web storage that performs a storage function of the storage unit 160 on the Internet.

The interface unit 170 serves as a path for communication with all external devices connected to the mobile communication terminal 100. The interface unit 170 receives data from an external device or supplies power to each component in the mobile communication terminal 100 or allows data in the mobile communication terminal 100 to be transmitted 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 communication terminal 100 and includes a user identification module (UIM), a subscriber identity module (SIM) (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 controller 180 typically controls the overall operation of the mobile communication 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 a processor, controllers, micro-controllers, microprocessors, and other electronic units for performing other functions. In some cases, The embodiments described may be implemented by the control unit 180 itself.

According to a software implementation, embodiments such as the procedures and functions described herein may be implemented with separate software modules. Each of the software modules may perform one or more of the functions and operations described herein. Software code can be implemented in a software application written in a suitable programming language. The software code is stored in the storage unit 160 and can be executed by the control unit 180. [

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

The disclosed mobile communication terminal 100 includes 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 front body 101 mainly includes a display unit 151, an electronic paper 155, an audio output unit 152, a camera 121, user input units 130/131 and 132, a microphone 122, an interface 170, Etc. may be disposed. The arrangement relationship of the electronic paper 155 and the display unit 151 will be described later.

The electronic paper 155 and the display unit 151 occupy the majority of the main surface of the front case 101. A sound output unit 151 and a camera 121 are disposed in an area adjacent to one end of the electronic paper 155 and a user input unit 131 and a microphone 122 are provided in an area adjacent to one end of the display unit 151. [ . The user input unit 132 and the interface 170 may be 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 mobile communication 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 inputted by the first or second operation unit 131 or 132 may 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 communication 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 so as to be rotatable or pop-upable.

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 mobile communication 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 as well.

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, a related operation of the display unit 151 and the touch pad 135 will be described with reference to FIG.

3 is a front view of a mobile communication terminal for explaining an operation state of the mobile communication terminal according to the present invention.

Various kinds of visual information can be displayed on the electronic paper 155. These pieces of information can be displayed in the form of letters, numbers, symbols, graphics, or icons.

At least one of the letters, numbers, symbols, graphics, or icons may be displayed in a predetermined arrangement for inputting such information, thereby being implemented as a keypad. Such a keypad may be called a so-called " soft key ".

FIG. 3 shows that a touch applied to a soft key is inputted through a front surface of a terminal body.

A soft key overflow keypad is displayed which is displayed on the display unit 151, which is a touch screen, and has a number for inputting a telephone number or the like. When the soft key is touched, a number or the like corresponding to the touched soft key is displayed on the electronic paper 155. When the first operation unit 131 is operated, call connection to the telephone number displayed on the electronic paper 155 is attempted.

4 is a view for explaining the operation principle of the electronic paper 155 mounted on a mobile communication terminal according to an embodiment of the present invention. 4 is a sectional view of the electronic ink microcapsules a1, a2, a3. A top transparent electrode 6, a bottom electrode 8, and an electronic ink capsule 10, as shown in FIG. In the electronic ink capsule, a negative charged black pigment chip 14 is disposed in the form of a positive charged white pigment chip 12 as a cathode. When the lower electrode is charged with an anode, the white chip 12 moves to the upper transparent electrode 6 so that the electronic ink capsule 10 becomes white. On the contrary, when the black ink 14 is charged to the cathode, The transparent electrode 6 is moved to black. The electronic paper 155 including a large number of such electronic ink capsules 10 may serve as a display portion. In addition, black and white may be simultaneously displayed in one ink capsule 10. In this case, in the lower electrode 8, the cathode is charged in the half of the pixel and the anode is charged in the other half. Thus, the electronic paper 155 is a new-type display device called electronic ink. In electronic paper, it is possible to realize color video by combining polymer coating technology and solution chemistry. 30 animated movies or live-action movies can be displayed at a rate of 30 frames per second.

Hereinafter, a method of displaying data in the mobile communication terminal according to the present invention will be described with reference to FIG. 5 and FIG.

[First Embodiment]

5 is a flowchart illustrating a data display method of a mobile communication terminal according to a first embodiment of the present invention. As shown, the user enters a predetermined menu through the user input unit 130 (S1). This menu is displayed on the display unit 151 or the electronic paper 155. With this menu displayed, the user executes the menu through the user input unit 130 (S2). During execution of the menu, the control unit 180 monitors the power supply unit 190 to check if the power source is sufficient (S3). At this time, if the power source is not sufficient and a power event occurs, the control unit 180 controls to display at least a part of the running screen on the electronic paper (S4). Here, the power event includes a power off event, a power shortage event, a power saving event, and the like, including a warning message about the power supply of the mobile communication terminal. Specific embodiments of the first embodiment of the present invention will be described later with reference to the accompanying drawings.

[Second Embodiment]

6 is a flowchart illustrating a data display method of a mobile communication terminal according to a second embodiment of the present invention. As shown in the figure, the user enters a predetermined menu through the user input unit 130 (S21). This menu is displayed on the display unit 151 or the electronic paper 155. With this menu displayed, the user executes the menu through the user input unit 130 (S22). During execution of the menu, the control unit monitors the power supply unit 190 to check if the power source is sufficient (S23). At this time, if the power source is not sufficient and a power event occurs, the control unit 180 controls the setting display object to be displayed on the electronic paper (S4). Here, the power event includes a power off event, a power shortage event, a power saving event, and the like, including a warning message about the power supply of the mobile communication terminal. Examples of the display object will be described later with the accompanying drawings.

Hereinafter, a mode of a mobile communication terminal according to the present invention will be described with reference to FIG. 7A and 7B are front perspective views of a mobile communication terminal according to an embodiment of the present invention. FIG. 7A shows a folder type terminal to which an embodiment of the present invention is applied. As shown in the figure, an electronic paper 155 is installed in an upper folder and a light emitting display unit 151 is installed in a lower folder. FIG. 7B shows a bar-type mobile communication terminal. As shown in the figure, the light emitting display portion 151 is disposed on the lower side surface of the electronic paper 155. The present invention is not limited thereto and the light emitting display portion 151 may be disposed on the upper side of the electronic paper 155. [ The light emitting display unit 151 may be a touch screen. When the light emitting display unit 151 is a touch screen, the light emitting display unit 151 also has a function as an input unit.

Hereinafter, a specific application example of the first embodiment of the present invention will be described with reference to Figs. 8 to 15. Fig. Hereinafter, a specific example of the present invention will be described using a bar-type mobile communication terminal for ease of explanation. However, the present invention is not limited thereto, and various types of mobile communication terminals such as a folder type, a flip type, It should be understood that the present invention can also be applied to communication terminals.

FIGS. 8A to 8C are diagrams for explaining an example in which the data display method according to the present invention is applied to an album menu, FIGS. 9A to 9D illustrate examples in which a data display method according to the present invention is applied to a telephone conversation FIGS. 10A to 10D are views for explaining an example in which a data display method according to the present invention is applied to a text message check, FIGS. 11A to 11C show an example in which a data display method according to the present invention is applied to a video call FIGS. 12A to 12C are diagrams for explaining an example in which a data display method according to the present invention is applied to digital broadcasting, and FIGS. 13A to 13C are diagrams for explaining a method of displaying data according to the present invention, 14A to 14C illustrate an example in which a data display method according to the present invention is applied to an e-book Deulyigo view for group, Fig. 15a to Fig. 15c are views for explaining an example applied to a phone menu data display method according to the present invention.

8A, a camera album screen 200 is displayed on the electronic paper 155 of the mobile communication terminal and a selected image file 210 of the camera album is displayed on the light emitting display unit 151 . Here, when a power event such as power-off occurs, the electronic paper 155 displays a termination message 220 "Battery is insufficient" as shown in Fig. 8B. This end message may be displayed on the light emitting display unit 151. [ 8C, the light emitting display unit 151 is turned off due to the power shortage, and the electronic paper 151 displays the image file 210 displayed on the light emitting display unit 151. FIG.

9A to 9D are views for explaining an example in which a data display method according to the present invention is applied to a telephone conversation. 8A, a phone number input screen 300 is displayed on the electronic paper 155 of the mobile communication terminal, and a telephone number 310 input to the light emitting display unit 151 is also displayed. 9B, the on-the-call screen 320 is displayed on the electronic paper 155, the light emitting display unit 151 is turned off, or the on-state is maintained. Here, when a power event such as power-off occurs, the electronic paper 155 displays a termination message 330 indicating "battery is insufficient" as shown in Fig. 9C. This end message may be displayed on the light emitting display unit 151. [ 8D, the light emitting display unit 151 is turned off due to a power shortage, and the electronic paper 151 displays a screen during communication 320 displayed on the light emitting display unit 151. [ In this case, the user can confirm the telephone number of the other party in the call even if the power of the mobile communication terminal 100 is turned off.

 FIGS. 10A to 10D are views for explaining an example in which a data display method according to the present invention is applied to a text message check. 10A, a message receiving screen 400 is displayed on the electronic paper 155 of the mobile communication terminal, and a message receiving notification icon 410 is displayed on the light emitting display unit 151. FIG. 10B, the message screen 420 is displayed on the electronic paper 155, the light emitting display unit 151 is turned off, or a message of the message screen is displayed Is displayed. Here, when a power event such as power-off occurs, the electronic paper 155 displays a termination message 430 indicating "battery is insufficient" as shown in Fig. 10C. This end message may be displayed on the light emitting display unit 151. [ 10D, the light emitting display unit 151 is turned off due to power shortage, and a message or message screen 430 displayed on the light emitting display unit 151 is displayed on the electronic paper 151. [ In this case, even if the power of the mobile communication terminal 100 is turned off, the user can read the message being received.

11A to 11C are views for explaining an example in which a data display method according to the present invention is applied to a video call. As shown in FIG. 11A, a video call screen 510 is displayed on the light emitting display unit 151 of the mobile communication terminal, and the electronic paper 155 is off. However, a video call screen may also be displayed on the electronic paper 155. [ The video communication screen 510 may display a transmission video 511 captured by the camera 121 of the mobile communication terminal 100 and a received video 512 received through the wireless communication unit 110 as a counterpart video. Here, when a power event such as power-off occurs, the electronic paper 155 displays a termination message 520 indicating "battery is insufficient" as shown in Fig. 11B. This end message may be displayed on the light emitting display unit 151. [ 11C, the light emitting display unit 151 is turned off due to a power shortage, and at least one of the transmission image and the reception image displayed on the light emitting display unit 151 is displayed on the electronic paper 151 530) is displayed.

 12A to 12C are diagrams for explaining an example in which a data display method according to the present invention is applied to digital broadcasting. As shown in FIG. 12A, a light emitting display unit 151 of a mobile communication terminal includes a broadcasting screen 610, And the electronic paper 155 is off. However, a broadcast screen may also be displayed on the electronic paper 155. [ The broadcast screen 510 may display a broadcast display unit 612 for displaying broadcasts and control items 614 for controlling broadcasts. Here, when a power event such as power-off occurs, the electronic paper 155 displays a termination message 620 of "Battery is insufficient" as shown in Fig. 12B. This end message may be displayed on the light emitting display unit 151. [ Then, as shown in FIG. 12C, the light emitting display unit 151 is turned off due to power shortage, and the electronic paper 151 displays the broadcast image 630 displayed on the light emitting display unit 151. .

13A to 13C are views for explaining an example in which the data display method according to the present invention is applied to the Internet. 13A, an Internet screen 710 is displayed on the light emitting display unit 151 of the mobile communication terminal 100, and the electronic paper 155 is turned off. However, the electronic paper 155 may also display an internet screen. Here, when a power event such as power-off occurs, the electronic paper 155 displays a termination message 720 of "Battery is insufficient" as shown in Fig. 13B. This end message may be displayed on the light emitting display unit 151. [ Next, as shown in FIG. 13C, the light emitting display unit 151 is turned off due to power shortage, and the electronic paper 151 displays the Internet screen 730 displayed on the light emitting display unit 151. According to the embodiment described above, even when the user can not operate the Internet due to insufficient power of the mobile communication terminal, the last Internet screen can be confirmed through the electronic paper 155.

 14A to 14C are views for explaining an example in which a data display method according to the present invention is applied to an e-book. 14A, the first electronic book data 810 is displayed on the electronic paper 155, and the second book data 820 is displayed on the light emitting display unit 151. As shown in FIG. However, the second north data 820 displayed on the light emitting display unit 151 may be data continuous to the first north data or part of the first north data. Here, when a power event such as power-off occurs, the electronic paper 155 displays a termination message 830 of "the battery is insufficient and ends" as shown in Fig. 14B. This end message may be displayed on the light emitting display unit 151. [ Next, as shown in Fig. 14C, the second light-emitting display unit 151 is turned off due to the power shortage, and the second north-color data displayed on the light-emitting display unit 151 is displayed on the electronic paper 151 . Or the display of the first north data can be maintained as it is. Therefore, according to the present embodiment, the user can read the final north-south data via the electronic paper 155 even in the absence of power.

15A to 15C are views for explaining an example in which a data display method according to the present invention is applied to a phone menu. 15A, a phone menu 910 is displayed on the light emitting display unit 151 of the mobile communication terminal, and the electronic paper 155 is turned off. However, the phone menu may also be displayed on the electronic paper 155. [ Here, when a power event such as power-off occurs, the electronic paper 155 displays a termination message 920 indicating "battery is insufficient" as shown in Fig. 15B. This end message may be displayed on the light emitting display unit 151. [ Then, as shown in FIG. 15C, the light emitting display unit 151 is turned off due to the power shortage, and the electronic paper 151 displays the phone menu displayed on the light emitting display unit 151.

Hereinafter, a specific embodiment of a method in which a screen set by a user is displayed on an electronic paper when a power event occurs, which is a second embodiment of the present invention, will be described. FIG. 16 is a view for explaining a screen for setting a data display method according to the present invention, FIGS. 17a to 17f are views showing examples of setting screens that can be applied to the second embodiment of the present invention, 18A to 18E are diagrams for explaining a display screen according to the setting of the user in the example applied to the second embodiment according to the present invention, and Figs. 19A to 19B are diagrams for explaining the example applied to the second embodiment according to the present invention FIG. 5 is a view for explaining an example in which user input information and a user setting menu are displayed together.

As shown in FIG. 16, the user can display the electronic paper environment setting screen 1000 on the electronic paper 155 or the display unit through the user input unit 130 of the mobile communication terminal 100. In a state where the electronic paper environment setting screen 1000 is displayed, the user can set a screen or a phrase designated by the user at the time of a power event through the user input unit 130. More specifically, when the electronic paper environment setting screen 1000 is displayed on the display unit 151 or the electronic paper 155, the user can set and release the output of the electronic paper through the user input unit such as a navigator, Setting of a screen, inputting a phrase to be outputted, setting of an icon or a pop-up menu to be outputted, a menu screen to be outputted, and an image to be outputted can be set. In addition, the user can set a screen to be displayed on the electronic paper through the user input unit 130 and the electronic paper environment setting screen 1000, and also can set a display object (i.e., a portion displayed on the electronic paper) And a non-display object (i.e., a portion not displayed on the electronic paper). That is, for example, a specific object, a pop-up window, or an icon in one screen can be set as a display object, and the rest can be set as a non-display object. In this case, only the display object is displayed on the electronic paper 155 when a power event occurs. Referring back to FIG. 17 and FIG. 18, a specific example in which an electronic paper 155 is displayed upon occurrence of a power event will be described. In this way, when a power event is generated through the electronic paper environment setting screen 1000, a screen to be displayed on the electronic paper 155 is set, and the control unit controls to display a set screen on the electronic paper 155 when a power event occurs .

17A to 17F are diagrams showing examples of setting screens that can be applied to the second embodiment according to the present invention. The "screen to be displayed on the electronic paper when a power event is generated" that can be set on the electronic paper setting screen 1000 shown in FIG. 16 includes an incoming message list screen 1100, A list screen 1200, an abbreviated number list 1300, a camera album menu screen 1400, a schedule screen 1500, and a subway route map screen 1600. That is, the user can cause the electronic paper 151 to display data stored in the storage unit 160 of the mobile communication terminal 100 when a power event occurs. Therefore, the user can acquire necessary information from the mobile communication terminal 100 even in the absence of power.

18A to 18E are views for explaining a display screen according to the setting of the user among the examples applied to the second embodiment according to the present invention. Fig. 18A shows user information 2100, Fig. 18B shows a user-created text 2200, Fig. 18C shows lost contact information 2300, Fig. 18D shows an alternative icon 2400 ) And a substitute image 2500 is displayed in Fig. 18E. That is, the electronic paper environment setting screen 1000 shown in FIG. 16 includes a menu (not shown) for inputting contents to be displayed on the electronic paper 155 when a power event occurs. Through the menu, the user can display the data stored in the storage unit 160 or the data input by the user on the electronic paper 155 when a power event occurs. 18A or 18C is very useful when the user loses the mobile communication terminal. The data shown in FIG. 18D or FIG. 18E is very useful as a design of a mobile communication terminal.

19A to 19B are views for explaining an example in which user input information and a user setting menu are displayed together in an example applied to the second embodiment of the present invention.

In Fig. 19A, a call list 3110 and lost information 3120 are displayed together on the electronic paper 155, and the most recent call list 3210 and personal input phrase 3220 are displayed together in Fig. 19B. The electronic paper environment setting screen 1000 shown in FIG. 16 includes a menu for inputting contents to be displayed on the electronic paper 155 when a power event occurs. The user can display the data stored in the storage unit 160 and the data input by the user together with the electronic paper 155 when the power event occurs. At this time, the data input by the user, that is, the personal input phrase 3220 or the lost information 3120, may be displayed in a pop-up window. According to the present embodiment, the user can obtain more information from the mobile communication terminal without power.

The mobile communication terminal having the above-described electronic paper and the control method applied thereto are not limited to the configuration and method of the above-described embodiments, but the embodiments can be applied to various implementations All or some of the examples may be selectively combined.

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;

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

3 is a front view of a mobile terminal for explaining an operation state of the mobile terminal according to the present invention;

4 is a view for explaining the principle of an electronic paper applied to the present invention;

FIG. 5 is a flowchart illustrating a data display method of a mobile communication terminal according to a first embodiment of the present invention; FIG.

6 is a flowchart illustrating a data display method of a mobile communication terminal according to a second embodiment of the present invention.

7A and 7B are front perspective views illustrating an appearance of a mobile communication terminal according to the present invention.

8A to 8C are views for explaining an example in which a data display method according to the present invention is applied to an album menu.

9A to 9D are views for explaining an example in which a data display method according to the present invention is applied to a telephone conversation.

10A to 10D are views for explaining an example in which a data display method according to the present invention is applied to a text message check.

11A to 11C are views for explaining an example in which a data display method according to the present invention is applied to a video call.

12A to 12C are views for explaining an example in which a data display method according to the present invention is applied to digital broadcasting.

13A to 113C are views for explaining an example in which a data display method according to the present invention is applied to the Internet.

14A to 14C are views for explaining an example in which a data display method according to the present invention is applied to an e-book.

15A to 15C are views for explaining an example in which a data display method according to the present invention is applied to a phone menu.

16 is a diagram for explaining a screen for setting a data display method according to the present invention;

17A to 17F are diagrams showing examples of setting screens that can be applied to the second embodiment according to the present invention.

Figs. 18A to 18E are diagrams for explaining display screens according to settings of a user among examples applied to the second embodiment according to the present invention. Fig.

19A to 19B are views for explaining an example in which user input information and a user setting menu are displayed together in an example applied to the second embodiment according to the present invention.

Claims (35)

Simultaneously displaying data on a first display of a mobile communication terminal including a light emitting display and a second display including an electronic paper according to a user's input; Detecting a power event including a power off event, a power down event, or a power save event; Turning off the first display according to the power event detection; And displaying on the second display at least a portion of the data displayed on the first display in accordance with the power event detection, Before the detection of the power event, And displaying data that is continuous to the data displayed on the first display or a specific part of data displayed on the first display. The method according to claim 1, Executing a predetermined menu; And And displaying at least one display object associated with the predetermined menu on the second display. The method according to claim 1, Setting a setting display object displayed on the second display unit during the power event; And And displaying the setting display object on the second display. delete delete delete delete delete delete delete delete delete 4. The method of claim 3, The at least one of the latest received message list, the most recent phone book list, the latest phone call list, myphone information, user setting phrase, map information, scraper information, image file, and internet information. delete A first display portion including a light emitting display, the first display portion displaying data according to a user input; A second display unit including an electronic paper and displaying data of a specific part of data displayed on the first display or data successive to the data according to the user input at the same time as the first display unit; And Wherein the control unit turns off the power of the first display unit in response to the detection of the power event when detecting that a power event including a power off event, a power shortage event, or a power saving event occurs, And the second display unit displays at least a part of the second display unit. delete delete delete delete delete delete delete delete delete delete delete 16. The method of claim 15, Further comprising a memory for storing a predetermined menu, Wherein the control unit executes the predetermined menu to provide a display object from the predetermined menu, and controls the second display unit to display at least one display object. 28. The method of claim 27, Further comprising a user input unit for setting a setting display object displayed on the second display unit during the power event, and the control unit displays the setting display object on the second display. 28. The method according to claim 27, Wherein the mobile communication terminal includes at least one of a video call menu, a message reception menu, a telephone call, a mobile digital broadcast menu, a camera album menu, or a North American menu. 28. The method of claim 27, Wherein the mobile communication terminal includes at least one of a video image, a text message, call information, an image received from a broadcasting module, an image file, or northbook data shot by a camera built in the mobile communication terminal. 29. The method of claim 28, wherein the setting display object includes at least one of a recent message reception list, a most recent phone book list, a recent phone call list, my phone information, a user description phrase, map information, schedule information, . 16. The apparatus of claim 15, And displays a notification message indicating a state of the mobile communication terminal on a part of the second display unit when the power event is detected. 3. The method according to claim 2, A video call menu, a message reception menu, a telephone call, a mobile digital broadcast menu, a camera album menu, or a North American menu. 3. The method of claim 2, Wherein the mobile communication terminal includes at least one of a video image, a text message, call information, an image received from a broadcasting module, a video file, or northbook data shot by a camera built in the mobile communication terminal. The method according to claim 1, And displaying a notification message indicating a status of the mobile communication terminal on a part of the second display unit when the power event is detected.

Images