KR20120045466A - Mobile terminal and method for controlling display apparatus - Google Patents

Abstract

PURPOSE: A portable terminal and display apparatus control method are provided to control a playback state according to various states of a portable terminal by controlling a playback state of an external display apparatus. CONSTITUTION: A control unit(180) determines the event of a portable terminal. The control unit creates a control signal for controlling a playback state of an external display apparatus according to the event when the event is generated. A wireless communication unit(110) transmits the control signal to the external display apparatus.

Description

MOBILE TERMINAL AND METHOD FOR CONTROLLING DISPLAY APPARATUS}

The present invention relates to a method for controlling a playback state of an external display device and a mobile terminal thereof.

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

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 increase the function of such a terminal, it may be considered to improve the structural part and / or the software part of the terminal.

Recently, terminals have been added to control an external display device. That is, various functions such as playback of an external display device can be controlled through the terminal. However, when the user controls the external display device through the terminal, there is a problem in that various states that may occur in the terminal, which is the control subject, cannot be considered.

The present invention provides a mobile terminal capable of controlling a playback state of an external display device, and a method and a mobile terminal capable of controlling and controlling a playback state of an external display device according to various situations that may occur in the mobile terminal. .

Another object of the present invention is to provide an external display device control method and a mobile terminal capable of resuming an existing playback state on an external display device when various situations occurring in the mobile terminal are terminated.

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

A mobile terminal according to an embodiment of the present invention for realizing the above problem is a mobile terminal for controlling a playback state of an external display device, and determines whether an event of the mobile terminal occurs, and when the event occurs, the external terminal to correspond to the event. And a control unit for generating a control signal for controlling a reproduction state of the display device, and a wireless communication unit for transmitting the control signal to the external display device.

In the mobile terminal, the event includes at least one of voice call reception, video call reception, message reception, and power off of the mobile terminal.

The external display device is controlled to stop the image reproduced by the control signal, and to reproduce the stopped image again when the event ends. In addition, the external display device may be controlled to adjust the volume of the reproduced image by the control signal. The external display device is controlled to play a media image from an external storage device controlled by the mobile terminal.

The wireless communication unit transmits the control signal to the external display device through DLNA (Digital Living Network Alliance).

According to an aspect of the present invention, there is provided a method of controlling a display device, the method comprising: initiating a control operation for a playback state of an external display device; determining whether an event occurs in a mobile terminal; Generating a control signal for controlling the regenerative state of the external display device correspondingly, and transmitting the control signal to the external display device. Here, the event includes at least one of voice call reception, video call reception, message reception, and power off of the mobile terminal.

The mobile terminal according to at least one embodiment of the present invention configured as described above may control the playback state according to various states of the mobile terminal even when the playback state of the external display device is controlled through the mobile terminal. There is an effect of eliminating the hassle of controlling the playback state of the device.

In addition, the mobile terminal according to at least one embodiment of the present invention configured as described above has an effect of using various functions of the external display device to be suitable for an event generated in the mobile terminal.

The effects obtainable in the present invention are not limited to the above-mentioned effects, and other effects not mentioned above may be clearly understood by those skilled in the art from the following description. will be.

1 is a block diagram of a mobile terminal according to an embodiment of the present invention.
Figure 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 one embodiment of the present invention;
3A and 3B are front views of a mobile terminal for explaining an operation state of the mobile terminal according to the present invention.
4 is a flowchart schematically illustrating a method for controlling an external display device according to the present invention;
5A and 5B schematically illustrate a control method for an external display device of a mobile terminal according to the present invention;
6a to 6c schematically illustrate control of an external display device in a power off situation of a mobile terminal in accordance with the present invention;
7a to 7e schematically illustrate control of an external display device upon receiving a voice call of a mobile terminal in accordance with the present invention;
8a to 8c schematically illustrate control of an external display device upon receiving a video call of a mobile terminal in accordance with the present invention;
9a to 9c schematically illustrate control of an external display device upon receiving a message of a mobile terminal in accordance with the present invention;
10A and 10B schematically illustrate control of an external display device according to a power on / off situation of a display unit of a mobile terminal in accordance with the present invention;

Hereinafter, a mobile terminal according to the present invention will be described in more detail with reference to the accompanying 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 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 readily apparent to those skilled in the art that the configuration according to the embodiments described herein may also be applied to fixed terminals such as digital TVs, desktop computers, etc., except when applicable only to mobile terminals.

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

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

Hereinafter, the components will be described in order.

The wireless communication unit 110 may include one or more modules 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 a broadcast signal and / or broadcast related information from an external broadcast management server through a broadcast channel.

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

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

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

The broadcast receiving module 111 may include, for example, Digital Multimedia Broadcasting-Terrestrial (DMB-T), Digital Multimedia Broadcasting-Satellite (DMB-S), Media Forward Link Only (MediaFLO), and Digital Video Broadcast (DVB-H). Digital broadcast signals can be received using digital broadcasting systems such as Handheld and Integrated Services Digital Broadcast-Terrestrial (ISDB-T). Of course, the broadcast receiving module 111 may be configured to be suitable for not only the above-described digital broadcasting system but also other broadcasting systems.

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

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

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

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

The location information module 115 is a module for obtaining a location of a mobile terminal, and a representative example thereof is a GPS (Global Position System) module.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Specifically, the projector module 155 includes a light source (not shown) that generates light (for example, laser light) for outputting an image to the outside, a light source And a lens (not shown) for enlarging and outputting the image at a predetermined focal distance to the outside. Further, the projector module 155 may include a device (not shown) capable of mechanically moving the lens or the entire module to adjust the image projection direction.

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

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

The memory unit 160 may store a program for processing and controlling the controller 180, and temporarily stores input / output data (for example, a phone book, a message, an audio, a still image, a video, etc.). It can also perform a function for. The memory unit 160 may also 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 regarding vibration and sound of various patterns output when a touch input on the touch screen is performed.

The memory 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), RAM (Random Access Memory, RAM), Static Random Access Memory (SRAM), Read-Only Memory (ROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), Programmable Read-Only Memory (PROM), Magnetic Memory, Magnetic It may include a storage medium of at least one type of disk, optical disk. The mobile terminal 100 may operate in connection with a web storage that performs a storage function of the memory 160 on the Internet.

The interface unit 170 serves as a path with all external devices connected to the mobile terminal 100. The interface unit 170 receives data from an external device, receives power, transfers the power to each component inside the mobile terminal 100, or transmits data inside the mobile terminal 100 to an external device. For example, 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 that stores various types of information for authenticating the usage rights of the mobile terminal 100, and includes a user identification module (UIM), a subscriber identify module (SIM), and a universal user authentication module ( Universal Subscriber Identity Module (USIM), and the like. Devices with identification modules (hereinafter referred to as "identification devices") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 100 through the port.

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

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

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

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

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

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

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

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

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

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

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

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

The display unit 151 occupies most of the main surface of the front case 101. A sound output unit 151 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 and the interface 170 may be disposed on side surfaces of the front case 101 and the rear case 102.

The user input unit 130 is manipulated 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 manipulation units 131 and 132 may also be collectively referred to as manipulating portions, and may be employed in any manner as long as the user operates the tactile manner with a tactile feeling.

Content input by the first or second manipulation units 131 and 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.

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

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

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

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

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

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

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 embedded in the terminal body or may be directly detachable from the outside of the terminal body.

The rear case 102 may be further equipped with a touch pad 135 for sensing a touch. Like the display unit 151, the touch pad 135 may also be configured to have a light transmission type. 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 surfaces may be 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.

Hereinafter, the operation of the display unit 151 and the touch pad 135 will be described with reference to FIGS. 3A and 3B.

3A and 3B are front views of a portable terminal for explaining an operation state of the portable terminal according to the present invention.

Various types of time information can be displayed on the display unit 151. [ 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 referred to as a so-called " virtual keypad ".

3A illustrates receiving a touch applied to the virtual keypad through the front of the terminal body.

The display unit 151 may operate in an entire area or may be operated in a divided manner. In the latter case, the plurality of areas can be configured to operate in association with each other.

For example, an output window 151a and an input window 151b are displayed on the upper and lower portions of the display unit 151, respectively. The output window 151a and the input window 151b are areas allocated for outputting or inputting information, respectively. In the input window 151b, a virtual keypad 151c is displayed in which a number for inputting a telephone number or the like is displayed. When the virtual keypad 151c is touched, numbers and the like corresponding to the touched virtual keypad are displayed on the output window 151a. When the first operation unit 131 is operated, call connection to the telephone number displayed on the output window 151a is attempted.

3B illustrates receiving a touch applied to the virtual keypad through the rear of the terminal body. If FIG. 3A is a portrait in which the terminal body is arranged vertically, FIG. 3B illustrates a landscape in which the terminal body is arranged horizontally. The display unit 151 may be configured to convert the output screen according to the arrangement direction of the terminal body.

3B shows that the text input mode is activated in the mobile terminal. The display unit 151 displays an output window 151a 'and an input window 151b'. A plurality of virtual keypads 151c 'displaying at least one of letters, symbols, and numbers may be arranged in the input window 151b'. The virtual keypads 151c 'may be arranged in the form of a QWERTY key.

When the virtual keypads 151c 'are touched through the touch pad 135 (refer to FIG. 2B), letters, numbers, and symbols corresponding to the touched virtual keypads are displayed on the output window 151a'. As described above, the touch input through the touch pad 135 has an advantage of preventing the virtual keypad 151c 'from being covered by the finger when touched, as compared with the touch input through the display unit 151. When the display unit 151 and the touch pad 135 are transparent, the fingers located at the rear of the terminal body can be visually checked, and thus more accurate touch input is possible.

The display unit 151 or the touch pad 135 may be configured to receive a touch input by scrolling, as well as the input method described in the above embodiments. The user can move a cursor or a pointer located on an object displayed on the display unit 151, for example, an icon or the like, by scrolling the display unit 151 or the touch pad 135. [ Further, when the finger is moved on the display portion 151 or the touch pad 135, the path along which the finger moves may be visually displayed on the display portion 151. [ This may be useful for editing an image displayed on the display unit 151.

One function of the terminal may be executed in response to a case where the display unit 151 (touch screen) and the touch pad 135 are touched together within a predetermined time range. In the case of being touched together, there may be a case where the user clamps the terminal body using the thumb and index finger. The one function may be activation or deactivation of the display unit 151 or the touch pad 135, for example.

For convenience of description, it is assumed that the mobile terminal mentioned below includes at least one of the components shown in FIG. 1.

4 is a flowchart schematically illustrating a display device control method according to the present invention.

The controller 180 starts a control operation on the playback state of the external display apparatus 200 (S410). The controller 180 determines whether an event of the mobile terminal 100 occurs (S420). The controller 180 generates a control signal to correspond to the event when the event occurs (S430). The wireless communication unit 110 transmits the generated control signal to the external display device 200 (S440).

As used herein, the term 'external display device' is a device or device that displays various media, broadcasts. The external display device may display various media files stored by the device or may display media files received from the outside. An external display device is not limited thereto, and a device having a display function may be included in the external display device of the present invention, and a TV, a monitor, a terminal, a PMP, etc. may correspond to the external display device.

5A and 5B schematically illustrate a control method for an external display device of a mobile terminal according to the present invention.

FIG. 5A illustrates that the mobile terminal 100 provides control information in order to control the external display apparatus 200 in connection with the present invention. As described above, the external display device 200 may be a display device such as a TV or a monitor. The external display apparatus 200 receives control information from the mobile terminal 100 and is controlled according to the content of the control information.

Control information provided to the external display apparatus 200 by the mobile terminal 100 includes information on whether power is on or off, volume control, channel switching, channel storage, and media file playback. Through the function of the mobile terminal 100, the mobile terminal 100 may serve as a remote controller for the external display device 200.

FIG. 5B illustrates a method in which the mobile terminal 100 controls the external display apparatus 200 through the DLNA (Digital Living Network Alliance) technology in connection with the present invention.

DLNA technology refers to a technology that is compatible with devices that allow various contents stored in a PC or a mobile phone to be displayed on a display device such as a TV using a network.

In general, a storage device such as a PC or a server can store various media. Although these various media may be transmitted to other devices, the media streams of the media may be provided to the display apparatus to be displayed on the display apparatus. In DLNA technology, a device that stores media is called a DMS (Digital Media Server). A device acting as a DMS is a data storage device with a large storage capacity.

In the DLNA technology, a device that displays media stored in a DMS is a digital media renderer (DMR). The device acting as a DMR is a device having a display function such as a TV or a monitor because the device can display the media.

In DLNA technology, a device having a control function for displaying the media stored in the DMS to the DMR is a digital media controller (DMC). That is, it controls the DMS 300 to provide media streaming to the DMR 200 and controls the DMR 200 to display the received media.

In relation to the present invention, in the DLNA technology, the mobile terminal 100 of the present invention may serve as a DMC, and the external display device 200 may serve as a DMR. Accordingly, the mobile terminal 100 may control to display the media from another PC or server serving as a DMS on the external display device 200.

Various situations (events) may occur in the mobile terminal 100 while the mobile terminal 100 controls the external display apparatus 200. For example, various events such as receiving a voice call from the outside through the wireless communication unit 110 of the mobile terminal 100, receiving a video call from the outside, receiving a message, or turning off the power May occur.

When various situations as described above occur in the mobile terminal 100 while the media playback state of the external display apparatus 200 is maintained through the mobile terminal 100, the media is played on the corresponding external display apparatus 200. Processing is a problem. That is, there is a problem that the user has to stop it and solve the situation of the mobile terminal 100. In this case, the present invention may generate a control signal that allows the controller 180 to control the external display apparatus 200 when such a situation occurs, without the user having to manage it.

6a to 6c schematically illustrate control of an external display device when a mobile terminal is powered off in accordance with the present invention.

6A is a diagram illustrating a situation in which the power of the mobile terminal 100 is turned off.

When an event of turning off the power of the mobile terminal 100 occurs while controlling the external display apparatus 200 through the mobile terminal 100, the mobile terminal 100 informs the display unit 151 of the corresponding power-off situation. Display. In addition, the external display apparatus 200 controlled by the mobile terminal 100 may recognize the power-off state through the control information.

6B is a diagram illustrating an example of controlling an external display device in a power-off state of a mobile terminal.

When the situation in which the power of the mobile terminal 100 is turned off in the situation of controlling the external display apparatus 200 through the mobile terminal 100, the control of the external display apparatus 200 of the mobile terminal 100 is performed. It can be a problem. Accordingly, there is a need to inform the user of the power off situation of the mobile terminal 100. Since the media is played through the external display device 200, it is more effective for the user of the mobile terminal 100 to notify the corresponding power-off situation through the external display device 200 than the mobile terminal 100.

In the figure, the controller 180 of the mobile terminal 100 determines whether such a power-off situation occurs and displays the control information so that the power-off situation can be displayed through the external display device 200. Send to The external display apparatus 200 that receives this displays an event occurrence of 'control terminal power shortage' 620.

FIG. 6C is a diagram illustrating another example of controlling an external display device in a power off state of the mobile terminal.

When the mobile terminal 100 is powered off, since the control of the external display apparatus 200 of the mobile terminal 100 is no longer difficult, the media played by the external display apparatus 200 may be stopped.

In FIG. 6C (a), the external display apparatus 200 may stop the media received by the external display apparatus 200 by receiving control information related to a power-off state of the mobile terminal 100. When the media is stopped, the stopped portion may be controlled to be stored in the external display apparatus 200. In the figure, the media is stopped at "07:17", which may be stored in the external display device 200.

In FIG. 6C, the power of the mobile terminal 100 is turned on again. When the power source 610 of the mobile terminal 100 is refilled, when the power is turned on, the mobile terminal 100 can control the external display device 200 again. In addition, the controller 180 can notify the external display apparatus 200 of the termination of the power off state through the control information.

In FIG. 6C (b), when the external display apparatus 200 recognizes a situation in which the power is turned on again from the mobile terminal 100, the external display apparatus 200 may play back the media which has been stopped. Here, with respect to (a) of FIG. 6C, it can be set to resume playback from the portion which was stopped. In the figure, since the external display apparatus 200 is stopped at 7:17 "due to the power off situation, it can be set to play the media again from" 07:17 ".

On the other hand, with reference to Figure 6c, described in relation to the power off state, it can be applied even when the control information and the like of the mobile terminal 100 is not normally received by the external display device 200. That is, when a situation in which the external display device 200 cannot normally be controlled by the mobile terminal 100 occurs, the media to be played back may be stopped when the situation occurs, or when the normal control can be performed again. You can also play the media again.

7A to 7E schematically illustrate control of an external display device when a voice call is received by a mobile terminal according to the present invention.

FIG. 7A illustrates a situation of receiving a voice call as an event generated in the mobile terminal 100. When the mobile terminal 100 receives a voice call from the external counterpart terminal to the mobile terminal 100 that controls the external display apparatus 200 while the mobile terminal 100 controls the playback state of the external display apparatus 200. The controller 180 controls to transmit the control information including the event situation to the external display apparatus 200.

FIG. 7B is a diagram illustrating that the external display apparatus 200 displays the fact that such an event called voice call reception occurs when a voice call situation occurs in the mobile terminal 100. When the mobile terminal 100 receives a voice call from an external terminal, the user may recognize the case by displaying the voice call on the display unit of the external display apparatus 200.

FIG. 7C is a diagram illustrating controlling the volume of the external display apparatus 200 to be suitable for a voice call reception situation when a voice call reception event occurs in the mobile terminal 100. When the mobile terminal 100 receives a voice call, since the user needs to make a voice call with the counterpart terminal, there is a need to adjust the volume of the external display apparatus 200. Accordingly, the mobile terminal 100 may remove the volume of the external display device 200 through the control information. The user needs a function to temporarily stop the voice of the media being played by the external display apparatus 200 and make a voice call during a voice call. Accordingly, the controller 180 of the mobile terminal 100 may generate control information to adjust the volume of the external display apparatus 200 when a voice call event occurs. The external display apparatus 200 receiving such control information may be controlled to mute or adjust the voice of the media to be played.

FIG. 7D is a diagram illustrating that a voice call is controlled through the external display apparatus 200 so as to be suitable for the voice call event when the voice call event occurs in the mobile terminal 100. When the mobile terminal 100 needs to make a voice call with the external counterpart, the controller 180 may generate control information so that the mobile terminal 100 can communicate with the external counterpart via the external display device 200.

When the voice call is received, the controller 180 may provide voice data from the counterpart terminal to the external display apparatus 200 and transmit the voice data to the user through the speaker 210 of the external display apparatus 200. In addition, on the contrary, voice data from a user may be transferred from the external display apparatus 200 to the mobile terminal 100 through a microphone of the external display apparatus 200 and transmitted to the counterpart terminal. Through this, even in a situation where the mobile terminal 100 controls the external display apparatus 200, the mobile terminal 100 may be controlled to enable a voice call with the counterpart terminal through the external display apparatus 200.

FIG. 7E illustrates an operation of stopping media played by the external display apparatus 200 when a voice call situation occurs in the mobile terminal 100. Since the user of the mobile terminal 100 makes a voice call with the counterpart terminal when a voice call situation occurs, the media played on the external display apparatus 200 may be stopped and the stopped portion may be stored.

8A to 8C schematically illustrate control of an external display device when receiving a video call (video call) of a mobile terminal according to the present invention.

8A illustrates a situation in which a video call is received as an event generated in the mobile terminal 100. Similarly to FIG. 7A, a case of receiving a video call from an external counterpart terminal is illustrated. When the video call is received, the controller 180 can notify the external display apparatus 200 of the video call reception through the control information. In addition, the image information and the audio data received from the counterpart terminal in relation to the video call may be transmitted to the external display apparatus 200 through the control information.

8B is a diagram illustrating a video call reception situation to the external display apparatus 200 when the mobile terminal 100 receives a video call. The display unit of the external display apparatus 200 may display that the mobile terminal 100 receives a video call through the notification window 810. In this case, the media played back on the external display device 200 may be stopped.

8C is a diagram illustrating an operation of performing a video call with a counterpart terminal through the external display apparatus 200 when the mobile terminal 100 receives a video call.

In (a) of FIG. 8C, the external display apparatus 200 may recognize that the mobile terminal 100 receives the video call through the control information. The control information generated by the controller 180 may include various setting information to allow the external display apparatus 200 to switch the video call. Through this, the external display apparatus 200 which has received the control information may perform the video call switching while playing the media. The video call switching state may be displayed through the notification window 820 of the display unit.

In FIG. 8C (b), an operation of performing a video call with a counterpart terminal transmitting a video call through the external display apparatus 200 is illustrated. The display unit 151 of the mobile terminal 100 may display that the mobile terminal 100 is in a video call with a specific counterpart terminal. In the present embodiment, since the video call is possible through the external display device 200, when the video call is made with the other party through the external display device 200, the display unit 151 of the mobile terminal 100 is connected. The power supply may be off.

The external display apparatus 200 receives not only control information but also image data necessary for a video call from the mobile terminal 100. The received image data may be displayed on the display unit of the external display apparatus 200 so that a user may make a video call.

9A to 9C schematically illustrate control of an external display device when a message is received by a mobile terminal in accordance with the present invention.

9A illustrates a situation in which a message is received as an event generated in the mobile terminal 100. When the mobile terminal 100 receives the message through the wireless communication unit 110, the mobile terminal 100 may transmit the reception fact and the message content to the external display apparatus 200 through the control information. Whether such a message is received and the message content may be included as control information by the controller 180 and transmitted to the external display apparatus 200.

When the mobile terminal 100 receives the message, the external display apparatus 200 controlled by the mobile terminal 100 may stop the media played similarly to the call reception and power-off situation.

FIG. 9B is a diagram illustrating an operation in which the media of the external display apparatus 200 is stopped when the mobile terminal 100 receives a message and confirms the contents of the corresponding message through the external display apparatus 200.

In FIG. 9B (a), in the case of receiving a message, the mobile terminal 100 transmits information on whether or not the message is received to the external display device 200 through the wireless communication unit 110, and the external display device 200 The user may be notified that the message has been received through the notification window 910 indicating that the message has been received during media playback.

In FIG. 9B (b), in the case of receiving a message, the media played by the external display apparatus 200 may be stopped in order to confirm the message content according to the user's selection.

In FIG. 9B (c), the display unit 151 of the mobile terminal 100 displays the content of the received message. The content of the received message may be delivered to the external display device 200. The delivered message content may be displayed on the external display device 200. The media played by the external display device 200 may be stopped as shown in FIG. 9B, but the message content may be displayed in the message window 930 by being superimposed with the media being played regardless of whether the media is played.

Even while the mobile terminal 100 controls the external display device 200, the mobile terminal 100 can perform other functions. For example, the controller 180 may perform a specific application while controlling the external display apparatus 200 to play a specific media. In this case, a notification window may be displayed on the external display apparatus 200 in which a specific media is played when a predetermined time has elapsed while the specific application is executed in the mobile terminal 100. Through this, the state of the mobile terminal 100 performing another function may be checked through the external display device 200.

6 to 9 have described various events that may occur in the mobile terminal 100 by way of example, and the playback state of the external display apparatus 200 is controlled to be suitable for various events. However, the above-described event occurring in the mobile terminal 100 is not limited to a specific form, and any situation that may occur in the mobile terminal 100 may be applied to the present invention.

The present invention is based on the premise that the media is played through the external display apparatus 200 through the mobile terminal 100. Accordingly, other control information for the external display apparatus 200 may be generated according to the state of the display unit 151 of the mobile terminal 100 while the media is played through the external display apparatus 200. For example, when the display unit 151 of the mobile terminal 100 is turned off while media is played through the external display device 200, the state of the mobile terminal 100 is displayed through the external display device 200. In contrast, when the display unit 151 is turned on, the state of the mobile terminal 100 may be notified through the external display apparatus 200 and the display unit 151 of the mobile terminal 100.

10A and 10B schematically illustrate control of an external display device according to a power on / off situation of a display unit of a mobile terminal in accordance with the present invention.

If the display unit 151 of the mobile terminal 100 is turned on while media is being played through the external display device 200, the user's gaze is still on the display unit 151 of the mobile terminal 100, and the user Is still likely to use the mobile terminal 100. Accordingly, in this case, when a specific event occurs in the mobile terminal 100, it is preferable to inform the display unit 151 of the mobile terminal 100 and the external display device 200 of a situation related to the event.

On the contrary, when the power of the display unit 151 of the mobile terminal 100 is turned off while the media is being played through the external display device 200, the user does not use the mobile terminal 100 for a predetermined time. In this case, there is a high probability that the user's gaze is on the external display device 200 on which the media is played. Accordingly, in this case, when a specific event occurs in the mobile terminal 100, the situation is displayed on the external display apparatus 200 where the user's eyes are instead of notifying the display unit 151 of the mobile terminal 100. It is desirable to inform.

FIG. 10A illustrates a case in which an event occurs when the display unit 151 of the mobile terminal 100 is turned on.

In FIG. 10A (a), a situation in which the LCD is turned on by the display unit 151 of the mobile terminal 100 is displayed, and the external display device 200 is controlled by the mobile terminal 100 to play media.

10B illustrates a case where a specific event occurs in the mobile terminal 100 and an event that receives a call from a specific counterpart terminal occurs. In this case, since the display unit 151 is powered on, the call reception fact is displayed on the display unit 151 of the mobile terminal 100, and the external display apparatus 200 controls information due to an event occurrence. Stops the media being played due to the call reception.

FIG. 10B illustrates an operation in which an event occurs in the mobile terminal 100 in a situation in which the display unit 151 of the mobile terminal 100 is turned off in a case opposite to that of FIG. 10A.

 In FIG. 10B (a), the display unit 151 of the mobile terminal 100 indicates that the LCD is turned off as a display unit for convenience of description. In addition, the external display apparatus 200 is controlled by the mobile terminal 100 so that a specific media is displayed.

In FIG. 10B (b), the mobile terminal 100 is a case where a specific event occurs and the mobile terminal 100 receives a voice call. In this case, since the display unit 151 of the mobile terminal 100 is powered off, the fact that the corresponding event occurs does not appear on the display unit 151 of the mobile terminal 100. However, the external display device 200 may receive the fact that the event occurs from the mobile terminal 100 and display it to the user through the notification window 1040.

That is, according to the user's use state of the mobile terminal 100, the subject displaying the event occurrence may be set as the mobile terminal 100 or the external display apparatus 200 to provide convenience to the user.

In addition, according to an embodiment of the present invention, the above-described display control method may be implemented as code that can be read by a processor in a medium in which a program is recorded. Examples of processor-readable media include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, and the like, and may be implemented in the form of a carrier wave (for example, transmission over the Internet). Include.

The mobile terminal described above can be applied to not only the configuration and method of the embodiments described above but also all or some of the embodiments may be selectively combined so that various modifications may be made to the embodiments It is possible.

100 mobile terminal 110 wireless communication unit
151 Display 160 Memory
180 control unit 200 external display device

Claims (12)

In the mobile terminal for controlling the playback state of the external display device,
A controller configured to determine whether an event occurs in the mobile terminal and to generate a control signal for controlling a reproduction state of the external display apparatus to correspond to the event when the event occurs; And
Including a wireless communication unit for transmitting the control signal to the external display device,
Mobile terminal. The method of claim 1,
The event includes at least one of receiving a voice call, receiving a video call, receiving a message, and powering off the mobile terminal.
Mobile terminal. The method of claim 1,
The external display device is controlled to stop an image reproduced by the control signal when the event occurs,
Mobile terminal. The method of claim 3, wherein
The external display device is controlled to replay the stopped image when the event ends.
Mobile terminal. The method of claim 1,
The external display device is controlled to adjust the volume of the reproduced image by the control signal,
Mobile terminal. The method of claim 1,
The external display device includes a monitor, a TV and a portable terminal,
Mobile terminal. The method of claim 1,
The external display device reproduces a media image from an external storage device controlled by the mobile terminal.
Mobile terminal. The method of claim 1,
The wireless communication unit transmits the control signal to the external display device through a DLNA (Digital Living Network Alliance),
Mobile terminal. Initiating a control operation on a reproduction state of the external display device;
Determining whether an event occurs in the mobile terminal;
Generating a control signal for controlling the regenerative state of the external display device to correspond to the event when the event occurs; And
Transmitting the control signal to the external display device. The method of claim 9,
The event includes at least one of receiving a voice call, receiving a video call, receiving a message, and powering off the mobile terminal.
How to control your display device. The method of claim 9,
The external display device is controlled to stop the image reproduced by the control signal,
How to control your display device. The method of claim 11,
The external display device is controlled to replay the stopped image when the event ends.
How to control your display device.

Images