KR20140093308A - Mobile terminal and method for controlling mobile terminal - Google Patents

Abstract

A mobile terminal according to an embodiment of the present invention comprises: a wireless communication unit; a display unit; a user input unit; and a control unit. The control unit receives voice information through the wireless communication unit, detects keywords from the received voice information, displays the search results of the detected keywords on the display unit, and executes related operation according to the command input of the user received from the user input unit.

Description

TECHNICAL FIELD [0001] The present invention relates to a mobile terminal and a method for controlling the mobile terminal. [0002] MOBILE TERMINAL AND METHOD FOR CONTROLLING MOBILE TERMINAL [

The present invention relates to a mobile terminal that provides information related thereto using voice information received from the outside.

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

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

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

2. Description of the Related Art In recent years, a technique has been developed in which a mobile terminal recognizes a user's voice and provides information desired by a user. However, the mobile terminal has to enter a state in which speech recognition is possible to receive the user's voice, and the user must directly receive the voice of the micro user of the mobile terminal, which is inconvenient for the user to use.

Accordingly, there is a need for a mobile terminal for providing information to the user more conveniently using speech recognition.

The present invention has been proposed in order to satisfy the above-mentioned need, and it is an object of the present invention to provide a mobile terminal and a control method thereof, which can automatically receive information of a user without receiving a request of a user.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are not restrictive of the invention, unless further departing from the spirit and scope of the invention as defined by the appended claims. It will be possible.

In order to achieve the above object, a mobile terminal according to an embodiment of the present invention receives voice information through a wireless communication unit, a display unit, a user input unit, and a wireless communication unit, detects keywords from the received voice information, And a controller for displaying the search result on the display unit and performing an operation related to the search result according to a command input of the user received from the user input unit.

The mobile terminal may further include a memory unit, and the search result may include a result of searching for a keyword in an external server through a wireless communication unit or a search result of a keyword in a memory unit.

The user input unit includes a microphone. When the user's voice is input through the microphone while the voice information is received, the control unit can extract the keyword from the received voice information before the voice of the user is input.

The voice information includes voice of the other party during a voice call, and the operation related to the search result may include transmission of a search result to the mobile terminal of the other party.

A method for controlling a mobile terminal according to an exemplary embodiment of the present invention includes receiving voice information through a wireless communication unit, detecting a keyword from voice information, displaying a search result for the detected keyword, And performing an operation related to the search result.

Effects of the mobile terminal and the mobile terminal control method according to the present invention will be described as follows.

According to at least one of the embodiments of the present invention, there is an advantage that information necessary for the user can be conveniently displayed and transmitted.

The effects obtained by the present invention are not limited to the above-mentioned effects, and other effects not mentioned can 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.
2 is a front perspective view of a mobile terminal according to an embodiment of the present invention.
3 is a flowchart of a mobile terminal control method according to an embodiment of the present invention.
4 is a diagram illustrating a method of providing information by connecting a mobile terminal with another mobile terminal according to an embodiment of the present invention.
5 is a diagram illustrating a method of providing information by connecting a mobile terminal according to another embodiment of the present invention with a call to another mobile terminal.
FIG. 6 is a diagram illustrating a method in which a mobile terminal according to another embodiment of the present invention provides information according to a voice received by a mobile terminal in a call connection with another mobile terminal.
7 is a flowchart illustrating a method of controlling a mobile terminal according to another embodiment of the present invention.

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

The mobile terminal described in this specification may include a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, a PDA (Personal Digital Assistants), a PMP (Portable Multimedia Player), and navigation. However, it will be understood by those skilled in the art that the configuration according to the embodiments described herein may be applied to a fixed terminal such as a digital TV, a desktop computer, and the like, unless the configuration is applicable only to a mobile terminal.

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

The mobile terminal 100 includes a wireless communication unit 110, an audio / video input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a memory 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. Two or more broadcast receiving modules may be provided to the mobile terminal 100 for simultaneous broadcast reception or broadcast channel switching for at least two broadcast channels.

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 means 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, 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 (Mobile Broadcasting Business Management System), ISDB-T (Integrated Services Digital Broadcasting (ISDB-T)), Digital Multimedia Broadcasting (MBMS) Digital Broadcast-Terrestrial) or the like. 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 may be coupled to a base station, an external terminal, or a server on a mobile communication network, such as, but not limited to, Gobal System for Mobile communications (GSM), Code Division Multiple Access (CDMA), Wideband CDMA Transmits and receives wireless signals with one. The wireless signal may include various types of data depending on a voice call signal, a video call signal or a text / multimedia message transmission / reception.

The wireless Internet module 113 is a module for wireless Internet access, and may be built in or externally attached to the mobile terminal 100. Wireless Internet technologies include WLAN (Wi-Fi), Wibro (Wireless broadband), Wimax (World Interoperability for Microwave Access), HSDPA (High Speed Downlink Packet Access), GSM, CDMA, WCDMA, LTE Evolution (but not limited to) may be used.

The wireless Internet module 113, which performs wireless Internet access through the mobile communication network, is connected to the mobile communication module 110 through the mobile communication network, for example, from the viewpoint that the wireless Internet access by Wibro, HSDPA, GSM, CDMA, WCDMA, LTE, (112).

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. According to the current technology, the GPS module 115 calculates distance information and accurate time information from three or more satellites, and then applies trigonometry to the calculated information to obtain a three-dimensional string of latitude, longitude, The location information can be accurately calculated. At present, a method of calculating position and time information using three satellites and correcting an error of the calculated position and time information using another satellite is widely used. In addition, the GPS module 115 can calculate speed information by continuously calculating the current position in real time.

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 121 may be provided depending on the use environment.

The microphone 122 receives an external sound signal through a microphone in a communication mode, a recording mode, a voice recognition mode, or the like, and processes it as electrical voice data. The processed voice data can be converted into a form that can be transmitted to the mobile communication base station through the mobile communication module 112 when the voice data is in the call mode, and output. Various noise reduction algorithms may be implemented in the microphone 122 to remove noise generated in receiving an external sound signal.

The user input unit 130 generates input data for a user to control the operation of the terminal. The user input unit 130 may include a button 136 and a touch sensor (static pressure / static electricity) 137 located on the front, back, or side of the mobile terminal 100, and may include a key pad ), A dome switch, 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. Meanwhile, the sensing unit 140 may include a proximity sensor 141. (The proximity sensor will be described later).

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

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, and a 3D 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 an 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 one another, and may be disposed on different surfaces, respectively.

In the case where the display unit 151 and the touch sensor 137 have a mutual layer structure or are integrally formed (hereinafter referred to as a 'touch screen'), the display unit 151 may be used as an input device . The touch sensor may be stacked on the display unit 151 to form a layer structure when the touch sensor has a form of a touch film, a touch sheet, a touch pad, or the like. ≪ / RTI >

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 (not shown). 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.

The proximity sensor 141 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 contacting the pointer on the touch screen may be referred to as "contact touch. &Quot; The location where the pointer is proximately touched on the touch screen may refer to a position where the pointer corresponds vertically to the touch screen when the pointer is touched.

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

The audio output module 152 may output audio data received from the wireless communication unit 110 or stored in the 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. In this case, the display unit 151 and the sound / voice output module 152 may be a kind of the alarm unit 153. The display unit 151 and the sound / . ≪ / RTI >

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 haptic module 154 are controllable. 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 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 unit 160 may store a program for processing and controlling the control unit 180 and temporarily store the input / output data (e.g., telephone directory, message, audio, For example. The memory unit 160 may store the frequency of use of each of the data (for example, each telephone number, each message, and frequency of use for each multimedia).

In addition, the memory unit 160 may store data on vibration and sound of various patterns output when the touch is input on the touch screen.

The 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), SRAM (Static Random Access Memory), ROM (Read Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), PROM 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 use right of the mobile terminal 100 and includes a user identification module (UIM), a subscriber identity module (SIM), a general user authentication module A Universal Subscriber Identity Module (USIM), and the like. Devices with identification modules (hereinafter referred to as "identification devices") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 100 through the port.

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

The 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. [

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

The power supply unit 190 receives external power and internal power under the control of the controller 180 and supplies power necessary for operation of the respective components. The power supply unit 190 may include, for example, a battery, a connection port, a power supply control unit, and a charge monitoring unit.

The battery may be an internal battery configured to be chargeable, and may be detachably coupled to the terminal body for charging or the like. The connection port may be configured as an example of an interface 170 through which an external charger for supplying power for charging the battery is electrically connected.

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

According to a hardware implementation, the embodiments described herein may be implemented as application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays May be implemented using at least one of a processor, controllers, micro-controllers, microprocessors, and other electronic units for performing other functions. In some cases, The embodiments described may be implemented by the control unit 180 itself.

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

FIG. 2 is a perspective view of a mobile terminal or a portable terminal according to the present invention, as viewed from the front.

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.

The body of the mobile terminal 100 includes a casing 101, 102, In this embodiment, the case may be divided into a front case 101 and a rear case 102. [ A variety of electronic components are embedded in the space formed between the front case 101 and the rear case 102.

A part such as a USIM card and a memory card, which is required to be detached, such as an auxiliary storage medium 165, may include an opening in the case so that the part can be inserted into the case from the outside. Slots may be formed on the side of the case so that the auxiliary storage medium 165 may be inserted from the side of the mobile terminal 100 and card slots 166 and 167 may be formed on the surface of the rear case 102 It is possible.

The cases 101, 102, and 103 may be formed by injection molding synthetic resin or may be formed of a metal material such as stainless steel (STS) or titanium (Ti).

The display unit 151, the sound 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 cases 101 and 102.

The display unit 151 occupies most of the main surface of the front case 101. A sound output unit 152 and a camera 121 are disposed in an area adjacent to one end of both ends of the display unit 151 and a user input unit 131 and a microphone 122 are disposed in an area adjacent to the other end. The user input unit 132 and the interface 170 may be disposed on the side surfaces of the front case 101 and the rear case 102. [

The user input unit 130 is operated to receive a command for controlling the operation of the mobile terminal 100 and may include a plurality of operation units 131, 132, and 133. The operation units 131, 132, and 133 may be collectively referred to as a manipulating portion.

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 a command such as start, end, scroll, and the like, and the second operation unit 132 inputs a command such as adjustment of the sound output from the sound output unit 152 And the third operation unit 133 can receive commands such as activation / deactivation of the touch recognition mode of the display unit 151 and the like.

In addition to the display unit 151, the operation units 131, 132, and 133 may be provided with touch sensors, It is also possible to receive a command of the user by touch alone.

The mobile terminal according to an embodiment of the present invention proposes a method of searching for information related to the voice information received from another mobile terminal 200 and providing the information to another mobile terminal 200. [ This will be described in detail with reference to FIG.

3 is a flowchart of a mobile terminal control method according to an embodiment of the present invention. First, the wireless communication unit 110 of the mobile terminal 100 receives a voice signal from the outside (S300).

Specifically, when the mobile terminal 100 is connected to the other mobile terminal 200, the wireless communication unit 110 can receive voice signals in the call state with the other mobile terminal 200. [ Also, the wireless communication unit 110 can receive the voice signal transmitted from the other mobile terminal 200 from the external server.

Next, the control unit 180 extracts a keyword from the received voice signal (S310). Preferably, the search term is a specific word for searching related information among a plurality of words included in the voice converted from the voice signal.

Then, the control unit 180 searches for related information using the extracted search word (S320). The control unit 180 can retrieve information related to a search word from an external server through the wireless communication unit 110. [ Alternatively, the control unit 180 may search for information related to a search term in the information stored in the memory unit.

A method for the mobile terminal 100 to extract a search word from a voice signal and retrieve information related thereto will be described later with reference to FIGS. 4 and 5. FIG.

When the search is completed, the control unit 180 displays the searched information on the display unit 151 (S330). Then, the control unit 180 may perform an operation related to the retrieved information according to a command input from the user input unit 130.

For example, the control unit 180 may transmit a search result to another mobile terminal 200 through a user command input, display a shortcut object of the search result on the display unit 151, have. Hereinafter, it is assumed that the control unit 180 performs an operation of transmitting search results to another mobile terminal 200. FIG.

The control unit 180 determines whether to transmit the retrieved information (S340). For example, when a plurality of pieces of information are searched, the control unit 180 may display a plurality of pieces of information as a list. When receiving an input for selecting one from the information list displayed by the user, the controller 180 may determine to transmit the selected information to another mobile terminal 200. [

When receiving the voice signal from the other mobile terminal 200, when the other mobile terminal 200 searches for the related information using the voice signal, the controller 180 transmits the voice signal to the other mobile terminal 200 ) May be compared with each other to determine whether or not the information is transmitted. This will be described later with reference to FIG.

If it is determined that the retrieved information is to be transmitted, the control unit 180 transmits the retrieved information to the outside through the wireless communication unit 110 (S350). At this time, the control unit 180 transmits a control signal for displaying the searched information to another mobile terminal 200, and displays the searched information on the other mobile terminal 200 (S360).

The mobile terminal and the mobile terminal control method according to an embodiment of the present invention can provide information to be searched by the user of the other mobile terminal 200 by using the mobile terminal 100, .

Next, with reference to FIG. 4, a method of searching related information from a voice signal and providing it to another mobile terminal 200 will be described. Hereinafter, it is assumed that the mobile terminal 200 is connected to the other mobile terminal 200 to receive a voice signal.

4 is a diagram illustrating a method of providing information by connecting a mobile terminal with another mobile terminal 200 according to an embodiment of the present invention. The first user 300 may use the first mobile terminal 100 and the second user 400 may use the second mobile terminal 200 as shown in FIG. The first mobile terminal 100 and the second mobile terminal 200 may be connected by a call to transmit and receive a voice signal.

The second mobile terminal 200 can receive the voice of the second user 400 and transmit the voice to the first mobile terminal 100. For example, the second mobile terminal 200 receives the voice of the second user 400, which is called " Do you know John's number? &Quot;, converts the voice into a voice signal and transmits it to the first mobile terminal 100 .

Then, the wireless communication unit 110 of the first mobile terminal 100 receives the voice signal transmitted from the second mobile terminal 200, and the control unit 180 transmits the received voice signal through the voice output module 152 And output it to the first user 300 by voice.

Also, the control unit 180 can convert the received voice signal into text. At this time, the control unit 180 may display a window 502 indicating that the voice signal is being converted into text.

After receiving the voice signal from the second mobile terminal 200, the first mobile terminal 100 can receive the voice of the first user 300 through the microphone 121. [ Then, the control unit 180 of the first mobile terminal 100 can extract the search word from the voice signal received from the second mobile terminal 200 immediately after the voice of the first user 300 is received.

In other words, if the voice of the first user 300 is received by the microphone 121 of the first mobile terminal 100 after receiving the voice signal from the second mobile terminal 200, It is possible to extract a search word for the voice signal received from the second mobile terminal 200 before the voice signal is received.

For example, the control unit 180 receives from the second mobile terminal 200 a voice message of a call content "Do you know John's number?" And receives a "wait a seconds, I'll send you " is received, the search word can be extracted from the content " Do you know John's number? ".

At this time, the control unit 180 can extract "John" and "number" from the call content "Do you know John's number?" As search terms.

4 (b), the control unit 180 can display the window 504 indicating the contents of the audio signal of the second user 400 converted into text on the display unit 151 have.

On the other hand, the control unit 180 can retrieve information related to the extracted search term. The control unit 180 can perform information search from the memory unit 160 or an external server.

For example, the control unit 180 can search for information stored in the memory unit 160 by using "John" and "number" as search terms. For example, the control unit 180 can search for "John's phone number", "John's student number", or "John's favorite number" stored in the memory unit 160 using "John" .

At this time, the control unit 180 may display an alert window 506 indicating that the information is being searched for by using the voice of the second user 400 on the display unit 151.

4 (c), when the information search is completed through the extracted search word, the control unit 180 may display the search result screen 500 on the display unit 151. FIG.

For example, the control unit 180 can display a list 508 of objects corresponding to "John's phone number", "John's student number", and "John's favorite number" have.

The control unit 180 may display an object 510 for transmitting an object and an object 512 for stopping the display of search results together with a list 508 of objects.

The controller 180 may transmit information corresponding to the selected object to the second mobile terminal 200 when the controller 180 receives an input for selecting any one of the displayed objects 508 from the user. Alternatively, the control unit 180 may transmit the information corresponding to all the displayed objects 508 to the second mobile terminal 200 upon receiving the input for selecting the transfer object 510. [

For example, upon receiving an input for selecting " John's phone number ", the controller 180 may transmit information corresponding to " John's phone number " to the second mobile terminal 200.

At this time, the controller 180 may transmit information to the second mobile terminal 200 so that information to be transmitted to the second mobile terminal 200 is displayed on the second mobile terminal 200. 4 (d), information 514 corresponding to " John's phone number " may be displayed on the second mobile terminal 200 that has received the information from the first mobile terminal 100. [

Therefore, the mobile terminal and the mobile terminal control method according to an embodiment of the present invention can provide the searched information using the voice of the calling party to the calling party.

Next, with reference to FIG. 5 and FIG. 6, a description will be given of a method of extracting a search word from the voice of the calling party and transmitting the related information to the mobile terminal 200 of the calling party.

5 is a diagram illustrating an exemplary method of providing information by connecting the mobile terminal 100 with another mobile terminal 200 according to another embodiment of the present invention. The first user 300 may use the first mobile terminal 100 and the second user 400 may use the second mobile terminal 200 as shown in FIG. The first mobile terminal 100 and the second mobile terminal 200 may be connected by a call to transmit and receive a voice signal.

The second mobile terminal 200 can receive the voice of the second user 400 and transmit the voice to the first mobile terminal 100. For example, the second mobile terminal 200 receives the voice of the second user 400, which is referred to as " Do you know John's number? &Quot;, converts the voice into a first voice signal 520, (100).

Then, the wireless communication unit 110 of the first mobile terminal 100 receives the first voice signal 520 transmitted from the second mobile terminal 200, and the controller 180 transmits the received voice signal to the voice output module To the first user (300) via the voice mail (152).

5 (b), the second mobile terminal 200 can receive a new voice of the second user 400 and transmit the new voice to the first mobile terminal 100. As shown in FIG. The second mobile terminal 200 can receive a new voice of the second user 400 and transmit the new voice to the first mobile terminal 100. For example, the second mobile terminal 200 receives the voice of the second user 400, saying " I want to watch the movie, " 007 " with him. &Quot; And transmits it to the first mobile terminal 100.

The control unit 180 may extract a search word from the first speech signal 520 after it is determined that a predetermined time has elapsed until the second speech signal 522 is received after receiving the first speech signal 520 . For example, the control unit 180 may extract "John" and "number" from the call content "Do you know John's number?" As search terms, respectively. Then, the control unit 180 can search for relevant information in the extracted search term.

Next, as shown in FIG. 5C, the second mobile terminal 200 can receive a new voice of the second user 400 and transmit the new voice to the first mobile terminal 100. The second mobile terminal 200 can receive a new voice of the second user 400 and transmit the new voice to the first mobile terminal 100.

For example, the second mobile terminal 200 receives the voice of the second user 400, which is called " I'll meet him at the Gang-Nam Station. &Quot;, and converts it into a third voice signal 524 To the first mobile terminal (100).

The control unit 180 can extract the search word from the second voice signal 522 after determining that the predetermined time has elapsed after receiving the second voice signal 522 until the third voice signal 524 is received . For example, the control unit 180 can extract "movie" and "007" from the call content "I want to watch the movie," 007 "with him." Then, the control unit 180 can search for relevant information in the extracted search term.

If it is determined that the voice signal including the voice of the second user 400 has not been received for a predetermined time or longer after the third voice signal 524 is received, the control unit 180 transmits the third voice signal 524 ) Can be extracted.

For example, the control unit 180 can extract "Gang-Nam" and "Station" from the call content "I'll meet him at Gang-Nam Station." Then, the control unit 180 can search for relevant information in the extracted search term.

When the information search is completed, the controller 180 may display the search result screen 500 including the list 518 of the searched information according to the respective voice signals 520, 522, and 524. Upon receipt of an input from the user to select any one of the information lists 518, the controller 180 may transmit the selected information to the second mobile terminal 200.

Alternatively, upon receipt of an input for selecting the transport object 510, the controller 180 may transmit all information retrieved by the second mobile terminal 200. When the object 512 for stopping the display of the search result is selected, the control unit 180 can stop displaying the search result.

As shown in FIG. 5 (d), when the information retrieved by using the "John" and "number" as search terms by the first user 300 is selected and transmitted, the second mobile terminal 200 transmits the received information (514) can be displayed.

6 is a diagram illustrating an exemplary method of providing information according to a voice received from a mobile terminal 100 connected to another mobile terminal 200 according to another embodiment of the present invention.

As shown in FIG. 6A, when it is determined that the predetermined time (T, 612) has elapsed since the first voice signal 520 is received from the second mobile terminal 200, The user can extract the search word from the first voice signal 520 and search the information 622 using the extracted search word and display the information 622 on the display unit 151.

If it is determined that the predetermined time (T, 612) has elapsed since the second voice signal 522 is received from the second mobile terminal 200, the control unit 180 determines from the received second voice signal 522 The information 624 can be retrieved using the extracted retrieval word and displayed on the display unit 151. [ 6B, the information retrieved in the first speech signal 520 may be displayed as an object 632 including the retrieval word extracted from the first speech signal 520. In this case, as shown in FIG.

If it is determined that the predetermined time (T, 612) has elapsed after the third voice signal 524 is received from the second mobile terminal 200, the control unit 180 determines from the received third voice signal 524 Extracts a search word, searches information 626 using the extracted search word, and displays the information 626 on the display unit 151. 6 (c), the information retrieved in the second voice signal 522 may be displayed as an object 634 including the retrieval word extracted from the second voice signal 522. In this case, as shown in FIG.

Referring to FIG. 7, when the first mobile terminal 100 and the second mobile terminal 200 respectively retrieve the related information using the voice signal, the first mobile terminal 100 determines whether information is transmitted Describe how to make a judgment.

7 is a flowchart illustrating a method of controlling a mobile terminal according to another embodiment of the present invention. First, the second mobile terminal 200 receives voice from the second user 400 (S702) and transmits the voice signal including the voice to the first mobile terminal 100 (S704).

Next, the first mobile terminal 100 receives the voice signal (S802), and the control unit 180 of the first mobile terminal 100 extracts the search word from the received voice signal (S804). Preferably, the search term is a specific word for searching related information among a plurality of words included in the voice converted from the voice signal.

Then, the control unit 180 searches related information using the extracted search word (S806). The control unit 180 can retrieve information related to a search word from an external server through the wireless communication unit 110. [ Alternatively, the control unit 180 may search for information related to a search term in the information stored in the memory unit. Then, the control unit 180 displays the searched information on the display unit 151 of the first mobile terminal 100 (S808).

The control unit 280 of the second mobile terminal 200 extracts a search word from the voice of the second user 400 in step S706 separately from the first mobile terminal 100. [ The control unit 280 of the second mobile terminal 200 searches the relevant information using the extracted search word in step S708 and displays the searched information on the display unit 251 of the second mobile terminal 200 in step S710 , And transmits it to the first mobile terminal 100 (S712).

Then, the controller 180 of the first mobile terminal 100 determines whether the information retrieved by the first mobile terminal 100 matches the information received from the second mobile terminal 200 (S810). If the information retrieved by the first mobile terminal 100 does not match the information received from the second mobile terminal 200, the control unit 180 of the first mobile terminal 100 transmits the information to the first mobile terminal 100 To the second mobile terminal 200 (S812).

Then, the control unit 280 of the second mobile terminal 200 displays the received information on the display unit 251 (S714). Accordingly, when the information stored in the first mobile terminal 100 and the second mobile terminal 200 are different, it can be determined and easily changed.

It will be apparent to those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

The present invention described above can be embodied as computer-readable codes on a medium on which a program is recorded. The computer readable medium includes all kinds of recording devices in which data that can be read by a computer system is stored. Examples of the computer-readable medium include ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage, and the like, and also implemented in the form of a carrier wave (for example, transmission over the Internet) . Also, the computer may include a control unit of the terminal.

Accordingly, the above description should not be construed in a limiting sense in all respects and should be considered illustrative. The scope of the present invention should be determined by rational interpretation of the appended claims, and all changes within the scope of equivalents of the present invention are included in the scope of the present invention.

100: first mobile terminal 200: second mobile terminal
110: wireless communication unit 120: A / V input /
130: user input unit 140: sensing unit
150: output unit 160: memory
170: interface unit 180: control unit
190: Power supply

Claims (5)

A wireless communication unit;
A display unit;
A user input section; And
A voice recognition unit for receiving voice information through the wireless communication unit, detecting a keyword from the received voice information, displaying a search result for the detected keyword on the display unit, A controller for performing an operation related to the search result;
. The method according to claim 1,
Further comprising: a memory unit,
Wherein the search result includes a result of searching for the keyword in an external server through the wireless communication unit or a result of searching for the keyword in the memory unit. The method according to claim 1,
The user input section includes a microphone,
Wherein the control unit extracts the keyword from the received voice information before the voice of the user is input when the voice of the user is input through the microphone while the voice information is received. The method according to claim 1,
Wherein the voice information includes voice of a calling party during a voice call,
And the operation related to the search result includes transmission of the search result to the mobile terminal of the communication partner. Receiving voice information through a wireless communication unit;
Detecting a keyword from the voice information;
Displaying a search result for the detected keyword; And
Performing an operation related to the search result according to a command input of a user;
The mobile terminal control method comprising:

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