KR101984090B1 - Mobile terminal and control method for the mobile terminal - Google Patents

Abstract

The present invention relates to a mobile terminal capable of voice recognition and a control method thereof. A mobile terminal according to an embodiment of the present invention includes a terminal body, an operation unit mounted on the body, for receiving a command for controlling the operation of the terminal, a microphone for receiving a voice of the user, And a control unit for activating a voice recognition mode and executing a function corresponding to a voice input through the microphone when a physical force externally applied to the voice recognition mode is detected, And the inactive state of the part is maintained.

Description

[0001] MOBILE TERMINAL AND CONTROL METHOD FOR THE MOBILE TERMINAL [0002]

The present invention relates to a mobile terminal capable of voice recognition and a control method thereof.

The terminal is movable 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 can be divided into a handheld terminal and a vehicle mount terminal according to whether the user can directly carry the mobile terminal.

As the functions of the terminal are diversified, the terminal is implemented in the form of a multimedia device having a combination of functions such as photographing and photographing of a moving picture, reproduction of a music or video file, reception of a game and broadcasting, have. Further, in order to support and enhance the function of the terminal, it may be considered to improve the structural and software parts of the terminal.

Also, in such a mobile terminal, a voice corresponding to a voice of the user can be recognized and a function corresponding to the recognized voice can be provided.

An object of the present invention is to provide a mobile terminal capable of utilizing a voice recognition function irrespective of an activated state of a display unit and a control method thereof.

A mobile terminal according to an embodiment of the present invention includes a terminal body, an operation unit mounted on the body, for receiving a command for controlling the operation of the terminal, a microphone for receiving a voice of the user, And a control unit for activating a voice recognition mode and executing a function corresponding to a voice input through the microphone when a physical force externally applied to the voice recognition mode is detected, And the inactive state of the part is maintained.

In one embodiment, the control unit activates the display unit according to the type of the function to be executed.

In one embodiment, when the function corresponding to the input voice corresponds to a predetermined function, the control unit executes a function corresponding to the input voice while maintaining the inactive state of the display unit. do.

In one embodiment, the predetermined function is at least one of a call and a message sending function.

In one embodiment, the control unit analyzes the current user's situation information based on the input voice, and when the current user is determined to be in an emergency state as a result of the analysis, And at least one of a message and a message.

In one embodiment, when at least one of the call and the message is transmitted, the controller transmits the current user's location information to the terminal corresponding to the preset contact.

In one embodiment, the control unit activates the display unit and outputs the execution screen on the display unit when the execution screen corresponding to the function is in a state capable of being output on the display unit do.

In one embodiment, the control unit outputs progress state information indicating that the function is being executed on one area of the display unit before the execution screen is output.

In one embodiment, the control unit determines that the voice recognition mode is activated by using at least one of the audible, visual, and tactual information when the physical strength is sensed with respect to the operation unit and the voice recognition mode is activated And output notification information to be informed to the user.

In one embodiment, the controller disables the voice recognition mode when voice is not inputted through the microphone for a preset time after the voice recognition mode is activated.

In one embodiment, the controller activates the voice recognition mode in response to detecting a physical force corresponding to a predetermined pattern on the operation unit.

In one embodiment, the voice inputted through the microphone includes function and time information, and the control unit executes the function at a time corresponding to the time information.

In one embodiment, the control unit outputs the progress information of the function when the display unit is switched to the active state.

In one embodiment, the inactive state of the display unit is a state in which no visual information is output on the display unit.

A method of controlling a mobile terminal capable of voice recognition according to an exemplary embodiment of the present invention includes the steps of detecting a physical force externally applied to an operation unit that receives a command for controlling an operation of the mobile terminal in a state in which a display unit is inactivated, Activating a voice recognition mode while maintaining the inactive state of the display unit; and executing a function corresponding to a voice input through a microphone.

The mobile terminal and its control method according to an embodiment of the present invention can activate the voice recognition mode in response to the physical force sensed to the operation unit even when the display unit is inactivated. Therefore, in order to activate the voice recognition mode, it is possible to reduce the inconvenience of pressing a button corresponding to a function corresponding to the voice recognition mode on the display unit, searching for an icon, and touching it.

Further, the mobile terminal and its control method according to an embodiment of the present invention can save the power consumed due to the activation of the display unit by activating the voice recognition mode and receiving the user voice while the display unit is inactivated have.

In addition, the mobile terminal and the control method thereof according to an embodiment of the present invention can activate the display unit in a state in which the function corresponding to the voice input from the user is executed. Therefore, the user can use the function immediately without having to select the function to be used separately.

1 is a block diagram illustrating a mobile terminal according to an embodiment of the present invention.
2A and 2B are perspective views of a mobile terminal according to an exemplary embodiment of the present invention.
3 is a flowchart illustrating a method of controlling a mobile terminal according to an exemplary embodiment of the present invention.
4A, 4B and 4C are conceptual diagrams for explaining the control method shown in FIG.
5A, 5B, and 5C are conceptual diagrams illustrating a method of outputting notification information indicating that a voice recognition mode is activated in a mobile terminal according to an exemplary embodiment of the present invention.
6A, 6B, 7A, 7B, 8A, and 8B are conceptual diagrams illustrating a method of performing a function in a state where a display unit is inactivated in a mobile terminal according to an embodiment of the present invention.
9A and 9B are conceptual diagrams illustrating a method of activating a voice recognition mode in a mobile terminal according to an exemplary embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein like reference numerals are used to designate identical or similar elements, and redundant description thereof will be omitted. 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. In the following description of the embodiments of the present invention, a detailed description of related arts will be omitted when it is determined that the gist of the embodiments disclosed herein may be blurred. In addition, it should be noted that the attached drawings are only for easy understanding of the embodiments disclosed in the present specification, and should not be construed as limiting the technical idea disclosed in the present specification by the attached drawings.

The mobile terminal described in this specification includes a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), a navigation device, a slate PC, , Tablet PC, Ultra Book, and so on. However, it will be understood by those skilled in the art that the configuration according to the embodiments described herein may be applied to a fixed terminal such as a digital TV, a desktop computer, and the like, unless the configuration is applicable only to a mobile terminal.

1 is a block diagram illustrating a mobile terminal according to one embodiment disclosed herein.

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

Hereinafter, the components will be described in order.

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

The broadcast receiving module 111 receives broadcast signals and / or broadcast-related information from an external broadcast management server through a broadcast channel.

The broadcast channel may include a satellite channel and a terrestrial channel. The broadcast management server may refer to a server for generating and transmitting broadcast signals and / or broadcast related information, or a server for receiving broadcast signals and / or broadcast related information generated by the broadcast management server and transmitting the generated broadcast signals and / or broadcast related information. The broadcast signal may include a TV broadcast signal, a radio broadcast signal, a data broadcast signal, and a broadcast signal in which a data broadcast signal is combined with a TV broadcast signal or a radio broadcast signal.

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

The broadcast-related information may exist in various forms. For example, an EPG (Electronic Program Guide) of 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 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 memory 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 mobile communication module 112 is configured to implement a video communication mode and a voice communication mode. The video call mode refers to a state of talking while viewing a video of the other party, and the voice call mode refers to a state in which a call is made without viewing the other party's video. In order to implement the video communication mode and the voice communication mode, the mobile communication module 112 is configured to transmit and receive at least one of voice and image.

The wireless Internet module 113 is a module for wireless Internet access, and may be built in or externally attached to the mobile terminal 100. 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 obtaining the position of the mobile terminal, and a representative example thereof is a Global Position System (GPS) 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 memory 160 or transmitted to the outside through the wireless communication unit 110. [ Two or more cameras may be provided depending on the usage 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, a dome switch, a touch pad (static / static), a jog wheel, a jog switch, and the like.

The sensing unit 140 senses the current state of the mobile terminal 100 such as the open / close state of the mobile terminal 100, the position of the mobile terminal 100, the presence or absence of user contact, the orientation of the mobile terminal, And generates a sensing signal for controlling the operation of the mobile terminal 100. For example, when the mobile terminal 100 is in the form of a slide phone, it is possible to sense whether the slide phone is opened or closed. 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.

The output unit 150 may include a display unit 151, an audio output module 152, an alarm unit 153, and a haptic module 154, for example, for generating output related to visual, auditory, have.

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

The display 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 display, a 3D display, and an e-ink display.

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 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 embodiment of the mobile terminal 100. For example, in the mobile terminal 100, a plurality of display portions may be spaced apart from one another or may be disposed integrally with each other, or may be disposed on different surfaces.

(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 may be disposed in an inner region of the mobile terminal or in the vicinity of the touch screen, which is enclosed by the touch screen. The proximity sensor refers to a sensor that detects the presence or absence of an object approaching a predetermined detection surface or a nearby object without mechanical contact using the force of an electromagnetic field or infrared rays. The proximity sensor has a longer life span than the contact sensor and its utilization is also high.

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

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

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

The audio output module 152 may output audio data received from the wireless communication unit 110 or stored in the memory 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 also outputs sound signals related to functions (e.g., call signal reception sound, message reception sound, etc.) performed in the mobile terminal 100. [ The audio output module 152 may include a receiver, a speaker, a buzzer, and the like.

The alarm unit 153 outputs a signal for notifying the occurrence of an event of the mobile terminal 100. Examples of events that occur in the mobile terminal include call signal reception, message reception, key signal input, touch input, and the like. The alarm unit 153 may output a signal for notifying the occurrence of an event in a form other than the video signal or the audio signal, for example, vibration. The video signal or 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 terminal 100.

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

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

The interface unit 170 serves as a path for communication with all external devices connected to the mobile terminal 100. The interface unit 170 receives data from an external device or supplies power to each component in the mobile terminal 100 or transmits data to the 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 usage right of the mobile terminal 100 and includes a user identification module (UIM), a subscriber identity module (SIM), a general user authentication module a universal subscriber identity module (USIM), and the like. Devices with identification modules (hereinafter referred to as "identification devices") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 100 through the port.

When the mobile terminal 100 is connected to an external cradle, the interface unit 170 may be a path through which power from the cradle is supplied to the mobile terminal 100, or various commands A signal may be a path through which the signal is transmitted to the mobile 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 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. [

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

In addition, if the state of the mobile terminal meets a set condition, the controller 180 can execute a lock state for restricting input of a control command of the user to the applications. Also, the controller 180 can control the lock screen displayed in the locked state based on the touch input sensed through the display unit (hereinafter, referred to as 'touch screen') 151 in the locked state.

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 , Microprocessors, microprocessors, microprocessors, and other electronic units for carrying out other functions. In some cases, the embodiments described herein may be implemented by the controller 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.

The software code may be implemented in a software application written in a suitable programming language. The software code is stored in the memory 160 and can be executed by the control unit 180. [

Hereinafter, a structure of a mobile terminal or a mobile terminal in which components of the mobile terminal or the mobile terminal according to an embodiment of the present invention shown in FIG. 1 are arranged will be described.

FIG. 2A is a perspective view of a mobile terminal or a mobile terminal according to an embodiment of the present invention, and FIG. 2B is a rear perspective view of the mobile terminal shown in FIG. 2A.

FIG. 2A is a perspective view of a mobile terminal or a mobile terminal according to the present invention, and FIG. 2B is a rear perspective view of the mobile terminal shown in FIG. 2A.

The disclosed mobile 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.

In the illustrated embodiment, the terminal body 100 (hereinafter, referred to as 'body') has a front surface, a side surface, and a rear surface. Further, the body has both ends formed along the longitudinal direction.

The body 100 includes a case (a casing, a housing, a cover, and the like) that forms an appearance. In this embodiment, the case may be divided into a front surface (hereinafter referred to as a 'front case') 101 and a rear surface (hereinafter referred to as a 'rear case'). 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 terminal body 100 mainly includes a display unit 151, an audio output unit 152, a camera 121, user input units 130/131 and 132, a microphone 122, an interface 170, .

The display unit 151 occupies most of the main surface of the front case 101. A sound output unit 152 and a camera 121 are disposed in an area adjacent to one end of both ends of the display unit 151 and a user input unit 131 and a microphone 122 are disposed in an area adjacent to the other end. The user input unit 131 and the interface 170 may be disposed on the side surfaces of the front case 101 and the rear case 102. On the other hand, the microphone 122 is disposed at the other end of the body 100.

The user input unit 130 is operated to receive a command for controlling the operation of the mobile terminal, 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.

Referring to FIG. 2B, the rear surface of the terminal body, that is, the rear case 102, may further include an acoustic output unit 152 '. 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.

A power supply unit 190 for supplying power to the mobile 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.

In addition, a camera 121 'may be additionally mounted on the rear case 102 of the terminal body. The camera 121 may be a camera having a different image from the camera 121, having a photographing direction substantially opposite to the camera 121 (see FIG. 2A) mounted on the front case of 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 can be made to have a high number of pixels. The camera 121 'may be installed in the terminal body 100 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 allows the user to illuminate the user's own face or the like in the case where the user intends to photograph (self-photograph) himself / herself using the camera 121 '.

An acoustic output unit 252 'may be further disposed on the rear surface of the terminal body. The sound output unit 252 'may implement the stereo function together with the sound output unit 252 (see FIG. 2A), and may be used for the implementation of the speakerphone mode in a call.

A power supply unit 190 for supplying power to the mobile 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.

In addition, in the mobile terminal according to an exemplary embodiment of the present invention, which may include at least one of the above-described components, a user's voice is input in a state in which the display unit is inactivated, Function can be executed. That is, in the mobile terminal according to the embodiment of the present invention, the voice recognition mode can be activated in response to the physical force sensed to the operation unit even when the display unit is inactivated. Therefore, in order to activate the voice recognition mode, it is possible to reduce the inconvenience of pressing a button corresponding to a function corresponding to the voice recognition mode on the display unit, searching for an icon, and touching it.

 3, 4A, 4B, and 4B, a control method for performing a function corresponding to a recognized voice in a state in which the display unit is inactivated will be described as an example. FIG. FIGS. 4A, 4B, and 4C are conceptual diagrams for explaining the control method illustrated in FIG. 3. FIG.

3, when the display unit 151 is inactivated, the controller 180 detects the physical force applied to the operation unit (refer to 131 or 132 in FIGS. 2A and 2B) (S310).

Here, the " state in which the display unit 151 is inactivated " means that the illumination provided inside the display unit 151 is off. That is, no information or grahpic image is displayed on the display unit 151 when the display unit 151 is inactivated.

The operation unit 131 or 132 is an example of the user input unit 130 shown in FIG. 1, and the operation unit 131 or 132 is operated to receive a command for controlling the operation of the mobile terminal . Meanwhile, the operation unit 131 or 132 may be employed in any manner as long as the user operates in a tactile manner. The operation unit 131 or 132 may be constituted by a physical button or a touch pad capable of receiving a touch input.

The physical force externally applied to the operating portion 131 or 132 is a force that the operating portions 131 and 132 are pressed or touched so that when the user presses the operating portion 131 or 132, have.

Meanwhile, the operation unit 131 or 132 may be operated to receive a command for controlling different operations according to the activation or deactivation state of the display unit 151. For example, when the display unit 151 is activated, if the operation unit 132 is pressed by the user, the control unit 180 controls the size of the sound output from the sound output unit 152 (see FIG. 1) Function can be controlled. When the operation unit 132 is pressed by the user when the display unit 151 is in the inactive state, the controller 180 can activate the voice recognition mode.

In this way, when the display unit 151 is deactivated and the physical force externally applied to the operation unit 131 or 132 is sensed (S310), the control unit 180 maintains the deactivated state of the display unit 151 , The voice recognition mode is activated (S320).

Here, the speech recognition mode is a mode in which a voice inputted through the microphone 122 (see FIGS. 1, 2A, and 2B) is used as a control command. The controller 180 controls the voice recognition mode In the activated state, the voice input through the microphone 122 is recognized as a control command for executing one of the functions executable in the mobile terminal. For example, when the voice recognition mode is activated, the control unit 180 can execute a telephone call, a message creation, a map search, an Internet search function, and the like in response to a voice input. Can execute any one of applications installed in the mobile terminal in response to the input voice.

If the voice recognition mode is activated while the display unit 151 is inactivated, the control unit 180 continuously maintains the inactive state of the display unit 151, thereby unnecessarily activating the display unit 151 The power consumption can be reduced.

When the voice recognition mode is activated while the display unit 151 is inactivated and the voice recognition mode is activated and the voice is inputted through the microphone, the control unit 180 displays a function corresponding to the input voice (S330).

Here, the control unit 180 can recognize at least one of a function to be executed, a type of application, an execution method, and a time at which the function is executed through the input voice. In addition, Can be obtained.

The memory 160 (see FIG. 1) may be matched with functions corresponding to the voice and stored. The control unit 180 can directly determine which function is to be executed when a voice is input from the user.

For example, referring to FIGS. 4A and 4B, when the display unit 151 is in a deactivated state as shown in FIGS. 4A and 4B and FIGS. 4B and 4B, The control unit 180 activates the voice recognition mode.

4A, when the user inputs a voice, for example, " camera run ", the control unit 180 determines whether or not the input voice (e.g., And executes the corresponding function. In this case, the control unit 180 activates the display unit 151 and the camera (not shown), and outputs the video signal input through the camera to the display unit 151.

On the other hand, when the control unit 180 determines that the execution screen corresponding to the function corresponding to the input voice can be output on the display unit 151, the control unit 180 activates the display unit 151, And can output the execution screen on the display unit 151. [ That is, the control unit 180 activates the display unit 151 in a state in which a user can output a usable screen related to the function corresponding to the input voice. Therefore, as soon as the display unit 151 is activated, the user can be provided with information related to the function.

4B, when the user inputs voice, for example, " telephone to Tom ", the control unit 180 determines whether the input And executes a function corresponding to the voice. In this case, the control unit 180 searches Tom's contact information stored in the memory 160, and transmits a call to the terminal corresponding to the searched contact information. At this time, as shown in (d) of FIG. 4B, the control unit 180 can execute the telephone calling function while maintaining the inactive state of the display unit 151. That is, the control unit 180 can activate the display unit 151 only when the display unit 151 needs to be activated according to the type of the function to be executed.

Whether to activate or deactivate the display unit 151 when executing the function corresponding to the recognized voice can be determined depending on whether the function corresponding to the recognized voice corresponds to the predetermined function.

Here, the predetermined function may be set according to the user's selection, and may be based on information stored in the memory 160, basically with the user's selection.

In this manner, when the function corresponding to the input voice corresponds to the preset function, the control unit 180 can execute the function corresponding to the input voice while maintaining the deactivation state of the display unit 151. [ For example, the predetermined function may be at least one of a telephone call, a message transmission, and a music reproduction function.

As shown in FIGS. 4A and 4B, in the mobile terminal according to the present invention, a function corresponding to a voice input in a state in which the display unit 151 is inactive can be immediately executed. Therefore, as shown in (a) and (b) of FIG. 4C, the display unit 151 is activated, the lock state is released, and, as shown in (c) It is possible to search for an icon corresponding to a desired function and reduce the need to select the icon.

On the other hand, although not shown, the control unit 180 can output progress state information on the function to one area on the display unit 151 to notify the user that the function corresponding to the input voice is being executed have.

As described above, in the mobile terminal and its control method according to the present invention, by receiving the control command for the function to be executed without turning on the illumination of the display unit 151, the time required to select the power and the function necessary to turn on the power can be saved.

Hereinafter, a method of outputting notification information when the voice recognition mode is activated will be described in detail with reference to the accompanying drawings. 5A, 5B, and 5C are conceptual diagrams illustrating a method of outputting notification information indicating that a voice recognition mode is activated in a mobile terminal according to an exemplary embodiment of the present invention.

In the mobile terminal according to the present invention, since the voice recognition mode is activated while the display unit 151 is inactivated, the user may need information on whether the voice recognition mode is activated.

Accordingly, when the physical strength is detected by the operation unit 132 and the voice recognition mode is activated by using at least one of the auditory, visual, and tactile information, the control unit 180 transmits notification information indicating that the voice recognition mode is activated Can be output.

5A and 5B, if the physical force is applied to the operation unit 132 while the display unit 151 is in a deactivated state, it is possible to activate the voice recognition mode while outputting the vibration, as shown in (c) of FIG. Thus, the user can recognize that the voice recognition mode is activated through tactile information such as vibration.

As another example, if the physical force is applied to the operation section 132 while the display section 151 is inactivated, as shown in FIGS. 5A and 5B, it is possible to activate the voice recognition mode while turning on the illumination provided on the mobile terminal, in addition to the illumination provided on the display unit 151, as shown in FIG. Such illumination may be provided on a touch keypad or the like. Thus, the user can recognize that the voice recognition mode is activated through visual information such as the output of light through the illumination.

As another example, if the physical force is applied to the operation section 132 while the display section 151 is inactivated, as shown in (a) and (b) of FIG. 5C, It is possible to activate the voice recognition mode while outputting sound as shown in (c) of FIG. Such a sound may be a nurture or a mechanical sound. Therefore, the user can recognize that the voice recognition mode is activated through auditory information such as sound.

Hereinafter, examples of the functions to be performed in a state in which the display unit is inactivated will be described in more detail with reference to the accompanying drawings. 6A, 6B, 7A, 7B, 8A, and 8B are conceptual diagrams illustrating a method of performing a function in a state where a display unit is inactivated in a mobile terminal according to an embodiment of the present invention.

Referring to FIG. 6A, in the mobile terminal according to the present invention, a user can input information on an emergency or an emergency in advance on the memory 160. FIG.

For example, as shown in FIG. 6B, the user can designate a voice that can be input in an emergency using voice or text. As shown, a voice such as " Live, Help, Scream, Freeze " can be set to a voice that can be input in an emergency situation.

In the mobile terminal according to the present invention, at least one means for notifying of an emergency, such as at least one contact, telephone, and message to transmit a telephone or a message in such an emergency can be selected from the user. If the location information is set to be transmitted, the control unit 180 controls the location information of the current mobile terminal to be transmitted to at least one predetermined contact To the corresponding terminal.

Therefore, as shown in FIGS. 6A and 6B, in response to a physical force applied to the operating portion 132, when the voice recognition mode is activated and a voice is input, the controller 180 receives the input Based on the voice, the status information of the current user can be analyzed. This analysis of the situation information can be made by comparing the information stored in the memory 160 and the inputted voice. As a result of analyzing the current situation, if it is determined that the emergency situation or the emergency situation is present, the controller 180 transmits a call to the terminal corresponding to the preset at least one contact, as shown in (c) call and a message. In this case, the controller 180 may transmit the location information of the current user (or current location information of the mobile terminal) to the terminal corresponding to the preset contact.

 On the other hand, if at least one of a call and a message is transmitted to a terminal corresponding to at least one contact set as shown in (c) of FIG. 6, the inactive state of the display unit 151 is continued It is possible to hide the fact that the current user is sending a call or message to another person.

Meanwhile, although not shown, the control unit 180 can record sound information input through the microphone when the current situation information is determined to be an emergency situation or emergency, as described above. In this way, the recorded sound information can be automatically transmitted to the terminal corresponding to the preset at least one contact.

In addition, in the mobile terminal according to the present invention, it is possible to execute the function while maintaining the display unit 151 in the inactive state, in addition to the emergency or emergency situation shown in Figs. 6A and 6B.

In addition, the control unit 180 can select a function to be executed while the display unit 151 is in an inactive state. For example, as shown in FIG. 7A, the input voice and its corresponding function may be set, and the activation of the display unit may be set. As an example, the control unit 180 may be set to execute the 'send message' function when a voice 'character' is input, and in this case, the display unit 151 may be set to be off . Accordingly, as shown in FIGS. 7A and 7B, the control unit 180 activates the voice recognition mode in response to the physical force applied to the operation unit 132, And detailed information can be input. Also, the control unit 180 can execute the 'message sending' function through the voice inputted as 'character', and further receive the recipient information and the contents of the outgoing character from the inputted voice. For example, "Tom, text transfer, when is it coming?" The control unit 180 can acquire the recipient information " Tom " and the character content " When is it? &Quot; from the input voice.

On the other hand, when the display unit 151 is inactivated and the character sending function is executed, as shown in FIG. 7 (c), the display unit 151 is activated , It is possible to output information indicating that a text message has been transmitted to one area of the display unit 151. [ As shown in the figure, the control unit 180 may output a text message transmission history, for example, recipient information, text message transmission time information, and the like, using a popup window 710. Also, although not shown, the control unit 180 may output the contents of the transmitted text message when the pop-up window 710 is selected. In this case, an execution screen of the text message application may be output.

In addition, in the mobile terminal according to the present invention, in a state in which the display unit 151 is inactivated, not only the function is executed based on the input voice, but also the time information on which the function is to be performed is inputted together with the input voice have.

As shown in FIG. 8A, the control unit 180 can receive a voice from the user to control the operation of the mobile terminal in advance. For example, when a voice of "after" is inputted after the "number" voice or when a voice of "hour" or "minute" is inputted after the voice of "number", the control unit 180 sets this as a "reservation function" Can be set.

In addition, the control unit 180 can more specifically be configured to specifically set a command for controlling the operation of the mobile terminal through voice. For example, the control unit 180 may be configured to recognize a voice input after the voice of "sent content" to be recognized as a "text message content", or recognize a corresponding voice input after " 'You can get the chat window activated after searching' Name 'in your Kakao Talk friend list.

For example, as shown in (a) and (b) of FIG. 8B, the control unit 180 activates the voice recognition mode in response to the physical force applied to the operation unit 132, , Functions, and details can be input.

For example, when a voice of "at 9:30,""to the name Tom", "send a text message", and "must come until 9:00 tomorrow" is input, the control unit 180, at 9:30, You can send a text message to Tom saying, 'Come till tomorrow at 9 o'clock.' 8B, when the display unit 151 is activated, the controller 180 may output information indicating that a text message has been transmitted to one area of the display unit 151. In this case, As shown in the figure, the control unit 180 can output the text message transmission history using the pop-up window 810. [ Also, although not shown, the control unit 180 may output the contents of the transmitted text message when the pop-up window 810 is selected. In this case, an execution screen of the text message application may be output.

Hereinafter, a method of activating the voice recognition mode will be described in more detail with reference to the accompanying drawings. 9A and 9B are conceptual diagrams illustrating a method of activating a voice recognition mode in a mobile terminal according to an exemplary embodiment of the present invention.

In the mobile terminal according to the present invention, it is possible to execute the function through the voice without releasing the locked state, so that the function of the mobile terminal can be executed by the third party. Therefore, in the mobile terminal according to the present invention, the voice recognition mode can be activated only by a legitimate user.

As shown in Fig. 9A, for example, the control unit 180 can activate the voice recognition mode only when a physical force corresponding to a predetermined pattern is applied to the operation unit 132. [ Here, the preset pattern can be determined according to the user's selection, and the user can set the voice recognition mode to be activated, for example, when the operation unit 132 is pressed three times faster. As a result, as shown in FIG. 9A, when the physical force corresponding to the predetermined pattern is applied to the operation unit 132, the control unit 180 activates the voice recognition mode. Then, as shown in Fig. 9 (c), when the physical force corresponding to the preset pattern is not applied to the operation unit 132, the voice recognition mode is deactivated. In this case, the control unit 180 may output information indicating that the voice recognition mode is inactivated by using vibration, sound, or illumination.

As another example, as shown in (a) and (b) of FIG. 9, after the voice recognition mode is activated, the control unit 180 determines whether the input voice Can be executed. That is, the controller 180 analyzes the inputted voice and, when the analysis results correspond to the preset user voice, executes the function corresponding to the inputted voice.

As a result, as shown in FIG. 9B (c), when the input voice corresponds to a voice of a legitimate user, the function corresponding to the input voice is executed. 9B, if the input voice does not correspond to a legitimate user's voice, the control unit 180 does not execute the function corresponding to the input voice, 151 can be maintained in an inactive state.

As described above, the mobile terminal and the control method thereof according to an embodiment of the present invention can enhance security in the use of the mobile terminal through whether the physical force corresponding to a preset pattern is applied or through voice analysis .

Meanwhile, in the mobile terminal according to the present invention, when voice is not input for a predetermined time after the voice recognition mode is activated, the voice recognition mode can be automatically switched to the inactive state. Therefore, when the operation unit is pressed by the user in error and the voice recognition mode is activated, the control unit 180 can automatically control the voice recognition mode even if the user does not terminate the voice recognition mode separately. Here, the degree of the predetermined time can be changed according to the setting of the user.

In addition, the mobile terminal and its control method according to an embodiment of the present invention can activate the voice recognition mode in response to the physical force sensed to the operation unit even when the display unit is inactivated. Therefore, in order to activate the voice recognition mode, it is possible to reduce the inconvenience of pressing a button corresponding to a function corresponding to the voice recognition mode on the display unit, searching for an icon, and touching it.

Further, the mobile terminal and its control method according to an embodiment of the present invention can save the power consumed due to the activation of the display unit by activating the voice recognition mode and receiving the user voice while the display unit is inactivated have.

In addition, the mobile terminal and the control method thereof according to an embodiment of the present invention can activate the display unit in a state in which the function corresponding to the voice input from the user is executed. Therefore, the user can use the function immediately without having to select the function to be used separately.

Further, according to the embodiment disclosed herein, the above-described method can be implemented as a code that can be read by a processor on a medium on which the program is recorded. Examples of the medium that can be read by the processor include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, etc., and may be implemented in the form of a carrier wave (e.g., transmission over the Internet) .

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.

Claims (15)

A terminal body;
An operation unit mounted on the main body and receiving a command for controlling operation of the terminal;
A microphone for receiving user's voice; And
The method comprising: activating a voice recognition mode when a physical force externally applied to the operation unit is detected while the display unit is inactivated; executing a function corresponding to a voice input through the microphone; And a control unit for maintaining the inactive state of the display unit,
Wherein,
The user's voice and text related to the emergency situation are received and stored,
Wherein when the voice recognition mode is activated, the user analyzes the situation of the current user based on the input voice and the voice and text of the user related to the emergency situation to determine whether the user is in an emergency situation or an emergency situation,
And transmits at least one of a call and a message to at least one predetermined contact according to a determination result,
The user ' s voice and text associated with the emergency &
Wherein the voice and the text include a screaming sound of the user and can be input in an emergency situation. The apparatus of claim 1, wherein the control unit
And activates the display unit according to the type of the function to be executed. 3. The apparatus of claim 2, wherein the control unit
Wherein the control unit executes a function corresponding to the input voice while maintaining an inactive state of the display unit when the function corresponding to the input voice corresponds to a preset function. The method of claim 3,
Wherein the predetermined function is at least one of a call origination, a message origination, and a music playback function. delete The apparatus of claim 1, wherein the control unit
Wherein the location information of the current user is transmitted to the terminal corresponding to the predetermined contact when at least one of the call and the message is transmitted. The apparatus of claim 1, wherein the control unit
Wherein the control unit activates the display unit and outputs the execution screen on the display unit when the execution screen corresponding to the function is in a state capable of being output on the display unit. 8. The apparatus of claim 7, wherein the control unit
And outputs progress state information indicating that the function is being executed on one area of the display unit before the execution screen is output. The apparatus of claim 1, wherein the control unit
And outputting notification information indicating that the voice recognition mode is activated by using at least one of the auditory, visual, and tactile information when the physical strength is sensed to the operation unit and the voice recognition mode is activated . The apparatus of claim 1, wherein the control unit
Wherein the voice recognition mode is deactivated when voice is not inputted through the microphone for a preset time after the voice recognition mode is activated. The apparatus of claim 1, wherein the control unit
And activates the voice recognition mode in response to detection of a physical force corresponding to a predetermined pattern on the operation unit. The method according to claim 1,
Wherein the voice input through the microphone includes function and time information,
The control unit
And executes the function at a time corresponding to the time information. 13. The apparatus of claim 12, wherein the control unit
And outputting progress information of the function when the display unit is switched to the active state. The method according to claim 1,
Wherein the inactive state of the display unit is a state in which no visual information is output on the display unit. A method of controlling a mobile terminal capable of receiving and storing voice and text of a user related to an emergency,
Detecting a physical force externally applied to an operation unit that receives a command for controlling the operation of the mobile terminal in a state in which the display unit is inactivated;
Activating a voice recognition mode while maintaining the inactive state of the display unit; And
Executing a function corresponding to a voice input via a microphone,
Wherein the step of activating the voice recognition mode comprises:
Analyzing a situation of a current user based on a voice and a text of a user related to the voice input and the emergency situation when the voice recognition mode is activated to determine whether the user is in an emergency situation or an emergency situation; And
And transmitting at least one of a call and a message to at least one predetermined contact according to a determination result,
The user ' s voice and text associated with the emergency &
And voice and text that includes a screaming sound of a user and can be input in an emergency situation.

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