KR20140000588A - Mobile terminal and control method thereof - Google Patents

Mobile terminal and control method thereof Download PDF

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Publication number
KR20140000588A
KR20140000588A KR1020120068218A KR20120068218A KR20140000588A KR 20140000588 A KR20140000588 A KR 20140000588A KR 1020120068218 A KR1020120068218 A KR 1020120068218A KR 20120068218 A KR20120068218 A KR 20120068218A KR 20140000588 A KR20140000588 A KR 20140000588A
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KR
South Korea
Prior art keywords
terminal
call
user
wireless communication
unit
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KR1020120068218A
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Korean (ko)
Inventor
양윤신
Original Assignee
엘지전자 주식회사
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Priority to KR1020120068218A priority Critical patent/KR20140000588A/en
Publication of KR20140000588A publication Critical patent/KR20140000588A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/16—Communication-related supplementary services, e.g. call-transfer or call-hold
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/16—Interfaces between hierarchically similar devices
    • H04W92/18—Interfaces between hierarchically similar devices between terminal devices

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Telephone Function (AREA)

Abstract

The present invention relates to a mobile terminal capable of short-range wireless communication and a control method thereof. A mobile terminal according to an embodiment of the present invention, a wireless communication unit for performing wireless communication with the first and second terminals; A detector configured to detect the second terminal through short range wireless communication; And a controller for receiving a call signal from the first terminal and transmitting the received call signal to the second terminal through the short range wireless communication when the second terminal is detected.

Description

[0001] MOBILE TERMINAL AND CONTROL METHOD THEREOF [0002]

The present invention relates to a mobile terminal, and more particularly, to a mobile terminal capable of short-range wireless communication and a control method thereof.

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.

Thanks to this improvement, the user can talk to the other party using the terminal. However, when a user wants to change another user while talking to the other party, there is an inconvenience of handing the terminal directly to another user.

SUMMARY OF THE INVENTION An object of the present invention is to provide a mobile terminal and a method of controlling the same, which can improve the user's convenience when a user wants to change another user while talking to the other party.

A mobile terminal according to an embodiment of the present invention, a wireless communication unit for performing wireless communication with the first and second terminals; A detector configured to detect the second terminal through short range wireless communication; And a controller configured to receive a call signal from the first terminal and to transmit the received call signal to the second terminal when the second terminal is detected.

The mobile terminal may further include a display unit. When the second terminal is detected, the mobile terminal may display an object for transmitting the received call signal to the second terminal on the display unit. Can be.

The control unit may be further configured to transmit the received call signal to the second terminal when the object is selected and to receive a call signal acceptance message from the second terminal. The signal may be transmitted to the second terminal, and the wireless signal received from the second terminal may be transmitted to the first terminal.

In an embodiment, the controller may transmit user information of the first terminal to the second terminal and transmit user information of the second terminal to the first terminal.

In an embodiment, the user information of the first and second terminals may include at least one of telephone number information, user image information, and user country information of the first and second terminals.

The control unit may detect the communication mode information used to perform wireless communication with the first terminal, and use the detected communication mode when performing wireless communication with the second terminal. Communicated communication mode information to the second terminal.

The mobile terminal may further include a main body, and the control unit may change the user interface information of the main body so that the user interface of the second terminal is changed to be the same as the user interface of the main body. Can be sent to.

In an embodiment, the control unit is an object for stopping the transmission of the wireless signal received from the first terminal to the second terminal and the transmission of the wireless signal received from the second terminal to the first terminal. Can be displayed on the display unit.

In example embodiments, when the object is selected, the controller transmits a message related to stopping transmission of a wireless signal to the first and second terminals, and the wireless communication unit stops wireless communication with the second terminal. can do.

The control unit may further include: receiving the received call signal to connect the call between the first and second terminals when the second terminal is detected while the call between the wireless communication unit and the first terminal is connected. When the call is transmitted to the second terminal or the phone number information of the first terminal is transmitted to the second terminal, and the call between the first and second terminals is connected, the call between the wireless communication unit and the first terminal may be terminated.

In an embodiment, when a call is connected between the first and second terminals, the controller may receive a message related to call connection and call termination between the first and second terminals from the second terminal.

In an embodiment, the controller may display an object for terminating a call connected between the first and second terminals on the display unit.

In an embodiment, when the object is selected, the controller may transmit a message related to call termination to the first and second terminals, and reconnect a call between the wireless communication unit and the first terminal.

One embodiment of the present invention relates to a control method of a mobile terminal including a wireless communication unit for performing wireless communication with the first and second terminals. The control method of the mobile terminal may include detecting the second terminal through short range wireless communication; Receiving a call signal from the first terminal; And when the second terminal is detected, transmitting the received call signal to the second terminal.

The control method of the mobile terminal may further include displaying an object for transmitting the received call signal to the second terminal when the second terminal is detected.

The control method of the mobile terminal may include: transmitting the received call signal to the second terminal when the object is selected; And when receiving a call signal acceptance message from the second terminal, transmitting a wireless signal received from the first terminal to the second terminal, and transmitting a wireless signal received from the second terminal to the first terminal. It may further include.

According to the present invention, when a user detects that another user's terminal is adjacent while the user is talking to the other using a terminal, the call signal received from the other party can be transmitted to the other user's terminal. Accordingly, the user can conveniently connect a call between the other party and another user without handing the terminal directly to another user.

1 is a block diagram illustrating a mobile terminal according to the present invention.
2A and 2B are perspective views showing an appearance of a mobile terminal according to the present invention.
3 is a flowchart for explaining an embodiment of a mobile terminal according to the present invention.
4A and 4B are conceptual views illustrating an operation example of the mobile terminal and the second terminal according to FIG. 3, respectively.
5A and 5B are conceptual views illustrating examples of operations of the mobile terminal and the second terminal according to FIG. 3, respectively.
6A and 6B are conceptual views illustrating examples of operations of the mobile terminal and the second terminal according to FIG. 3, respectively.
7 is a conceptual diagram illustrating an operation example of a mobile terminal according to FIG. 3.
8A and 8B are conceptual views illustrating examples of operations of the mobile terminal and the second terminal according to FIG. 3, respectively.
9 is a conceptual diagram illustrating an operation example of a second terminal according to FIG. 3.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings so that those skilled in the art may easily implement the technical idea of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

The mobile terminal described herein 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), a navigator, have. However, it should be understood 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 it is applicable only to a mobile terminal. It will be easy to see.

1 is a block diagram illustrating a mobile terminal 100 according to the present invention.

1, a mobile terminal 100 includes a wireless communication unit 110, an audio / video (A / V) input unit 120 (hereinafter referred to as a user tracking unit), a user input unit 130, An input unit 140, an output unit 150, a memory 160, an interface unit 170, a control unit 180, and a power supply unit 190. The components shown in Fig. 1 are not essential, so that a mobile terminal having more or fewer components can be implemented.

Hereinafter, the components 110 to 190 of the mobile terminal 100 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 distance communication module 114, and a location information module 115.

The broadcast receiving module 111 receives broadcast signals and broadcast related information from an external broadcast management server through a broadcast channel. Here, the broadcast-related information means information related to a broadcast channel, a broadcast program, or a broadcast service provider. The broadcast-related information can also be provided through a mobile communication network. In this case, the broadcast-related information may be received by the mobile communication module 112. The broadcast signal and the 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. Such wireless signals may include various types of data depending on a voice call signal, a video call signal, a text message, or a multimedia message transmission / reception.

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

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

The position information module 115 is a module for acquiring the position of the mobile terminal 100, and a representative example thereof is a Global Position System (GPS) module.

1, the user tracking unit 120 receives an audio signal and a video signal and tracks a user using the received signal. The user tracking unit 120 includes a camera 121, a microphone 122, A sensor 123, and the like. The camera 121 processes image frames such as still images and moving images obtained by the image sensor in the video communication mode or the photographing mode. The image frame processed by the camera 121 can be displayed on the display unit 151. [ The image frame may be stored in the memory 160 or transmitted to the outside through the wireless communication unit 110. [ More than two cameras 121 may be provided depending on the use environment.

The microphone 122 processes the sound signal input from the outside in the communication mode, the recording mode, the voice selection mode, and the like as electrical voice data. The voice data processed by the microphone 122 in the communication mode can be converted into a form that can be transmitted to the mobile communication base station through the mobile communication module 112 and output. The microphone 122 may be implemented with various noise reduction algorithms for eliminating noise generated when an external sound signal is input.

The user input unit 130 generates input data for controlling the operation of the mobile terminal 100 by a user. The user input unit 130 may include a key pad, a dome switch, a touch pad (static pressure and static electricity), a jog wheel, a jog switch, and the like.

The sensing unit 140 senses the current state of the mobile terminal 100 such as presence or absence of a user, the open / close state of the mobile terminal 100, position, orientation, acceleration, deceleration, And generates a sensing signal. For example, when the mobile terminal 100 is in the form of a slide phone, the sensing unit 140 may detect whether the slide phone is opened or closed. The sensing unit 140 may 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 sensing unit 140 may include a proximity sensor 141. The sensing unit 140 may include a touch sensor (not shown) for sensing a touch operation with respect to the display unit 151.

The touch sensor may have the form of a touch film, a touch sheet, a touch pad, or the like. The touch sensor may be configured to convert a pressure applied to a specific portion of the display portion 151 or a change in capacitance generated at a specific portion of the display portion 151 into an electrical input signal. The touch sensor may be configured to detect a touch pressure as well as a touched position and area.

When the touch sensor and the display unit 151 have a mutual layer structure, the display unit 151 can be used as an input device in addition to the output device. The display unit 151 may be referred to as a 'touch screen'.

If there is a touch input via the touch screen, signals corresponding thereto are sent to a touch controller (not shown). The touch controller processes the signals transmitted from the touch sensor, and then transmits data corresponding to the processed signals to the controller 180. Thus, the control unit 180 can know which area of the display unit 151 is touched.

In the case where the touch screen is electrostatic, it can be configured to detect the proximity of the sensing object by a change of the electric field along the proximity of the sensing target. Such a touch screen may be classified as proximity sensor 141. [

The proximity sensor 141 refers to a sensor that detects the presence or absence of an object to be sensed without mechanical contact using an electromagnetic force or infrared rays. The proximity sensor 141 has a longer life than the contact type sensor and its utilization is also high. Examples of the proximity sensor 141 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.

Hereinafter, for convenience of explanation, a proximity action is referred to as " proximity touch " while an object to be sensed does not touch the touch screen, and an action of touching the sensing object on the touch screen is called & touch ".

The proximity sensor 141 detects the presence or absence of a proximity touch and a proximity touch pattern (for example, a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, The information corresponding to the presence / absence of proximity touch and the proximity touch pattern can be output to the touch screen.

The output unit 150 generates an output related to visual, auditory, tactile, and the like. The output unit 150 may include a display unit 151, an audio output module 153, an alarm unit 154, and a haptic module 155.

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

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.

At least one display (or display element) included in the display unit 151 may be configured to be transparent or light transmissive so that the display can see the outside through it. This can be referred to as a transparent display. A typical example of such a transparent display is TOLED (Transparent OLED). 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 in 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 each other or positioned integrally with one another, and may be located on different surfaces.

The sound output module 153 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 selection mode, a broadcast reception mode, The sound output module 153 also outputs sound signals related to functions (e.g., call signal reception sound, message reception sound, etc.) performed in the mobile terminal 100. [ The sound output module 153 may include a receiver, a speaker, a buzzer, and the like.

The alarm unit 154 outputs a signal for notifying the occurrence of an event of the mobile terminal 100. Examples of events generated in the mobile terminal 100 include call signal reception, message reception, key signal input, touch input, and the like. The alarm unit 154 may output a signal for informing occurrence of an event in a form other than the video signal or the audio signal, for example, vibration. The display unit 151 and the audio output module 153 may be classified as a part of the alarm unit 154 because the video signal or the audio signal can be output through the display unit 151 or the audio output module 153. [

The haptic module 155 generates various tactile effects that the user can feel. A typical example of the haptic effect generated by the haptic module 155 is vibration. The intensity, pattern, and the like of the vibration generated by the tactile module 155 are controllable. For example, different vibrations may be synthesized and output or sequentially output.

In addition to the vibration, the haptic module 155 may be configured to perform various functions such as 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, Various effects can be generated such as the effect of heat generation and the effect of reproducing the cold sensation using the heat absorbing or heatable element.

The haptic module 155 can be configured to not only transmit the tactile effect through the direct contact but also to allow the user to feel the tactile effect through the muscular sense of the finger or arm. At least two haptic modules 155 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 and output data (e.g., a phone book, a message, a still image, a moving picture, etc.). The memory 160 may store data related to vibrations and sounds of various patterns that are output upon touch input on the touch screen.

The memory 160 may be a flash memory, a hard disk, a multimedia card micro type, a card type memory (e.g., SD or XD memory), a random access memory (RAM), static random access memory (SRAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), programmable read-only memory (PROM) And may include at least one storage medium. The mobile terminal 100 may operate in association with a web storage that performs storage functions 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, receives power, transfers the power to each component inside the mobile terminal 100, or transmits data inside the mobile terminal 100 to an external device. For example, the interface unit 170 may include 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, Input / output ports, video I / O ports, earphone ports, and the like.

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 Universal Subscriber Identity Module (USIM)). A device equipped with an identification module (hereinafter referred to as "identification device") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 100 through the port.

The interface unit 170 may be a path through which the power from the cradle is supplied to the mobile terminal 100 when the mobile terminal 100 is connected to an external cradle or various command signals input from the cradle by the user, (Not shown). The various command signals or power supplied from the cradle may also act as a signal for recognizing that the mobile terminal 100 is correctly mounted in the cradle.

The controller 180 controls the overall operation of the mobile terminal 100. For example, control and processing related to 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 control unit 180 may perform pattern selection processing for selecting handwriting input and drawing input on the touch screen as characters and images, respectively.

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

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

According to a hardware implementation, the embodiments described herein may be applied to various types of application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays Microprocessors, microprocessors, and other electronic units for performing other functions, as will be appreciated by those skilled in the art. 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. Software code may be implemented in a software application written in a suitable programming language. Such software code may be stored in the memory 160 and executed by the controller 180.

Hereinafter, a method of processing user input to the mobile terminal 100 will be described.

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. The operating units may also be referred to as manipulating portions and may be employed in any manner as long as they are operated in a tactile manner by the user's tactile sense.

Various kinds of time information can be displayed on the display unit 151. [ Such visual information can be displayed in the form of letters, numbers, symbols, graphics, icons, and the like, and can be formed as a three-dimensional stereoscopic image. At least one of a character, a number, a symbol, a graphic, and an icon may be displayed in a predetermined arrangement for inputting time information, thereby being implemented as a keypad. Such a keypad may be referred to as a so-called " soft key ".

The display unit 151 may operate as an entire area or may be divided into a plurality of areas and operated. In the latter case, the plurality of areas can be configured to operate in association with one another. For example, an output window and an input window may be displayed on the upper and lower portions of the display unit 151, respectively. The output window and the input window are areas allocated for outputting or inputting information, respectively. In the input window, a soft key with a number for inputting a telephone number may be output. When the soft key is touched, the number corresponding to the touched soft key is displayed in the output window. When the operating unit is operated, a call connection to the telephone number displayed in the output window may be attempted, or the text displayed in the output window may be entered into the application.

The display unit 151 or the touch pad may be configured to detect touch scrolling. The user can move the cursor or the pointer positioned on the displayed object, for example, the icon, on the display unit 151 by scrolling the display unit 151 or the touch pad. Further, when the finger is moved on the display unit 151 or the touch pad, the path along which the finger moves may be visually displayed on the display unit 151. [ This will be useful for editing the image displayed on the display unit 151. [

One function of the mobile terminal 100 may be executed in response to a case where the display unit 151 and the touch pad are touched together within a predetermined time range. In the case of being touched together, there may be a case where the user clamps the main body of the mobile terminal 100 using the thumb and index finger. At this time, one function of the mobile terminal 100 to be executed may be activation or deactivation for the display unit 151 or the touch pad, for example.

2A and 2B are perspective views showing the appearance of the mobile terminal 100 related to the present invention.

FIG. 2A shows a front side and one side of the mobile terminal 100, and FIG. 2B shows a rear side and the other side of the mobile terminal 100. FIG.

Referring to FIG. 2A, the mobile terminal 100 includes a bar-shaped terminal body. However, the mobile terminal 100 is not limited thereto, and may be realized in various forms such as a slide type, a folder type, a swing type, and a swivel type in which two or more bodies are movably coupled to each other.

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

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

The display unit 151, the sound output unit 152, the camera 121, the user input unit 130 (see FIG. 1), the microphone 122, the interface 170, can do.

The display unit 151 occupies a main portion of the front case 101. [ The audio output unit 152 and the camera 121 are located in a region adjacent to one end of the display unit 151 and the first user input unit 131 and the microphone 122 are located in a region adjacent to the other end. The second user input unit 132 and the interface 170 may be located on the sides 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. [ The user input unit 130 may include a plurality of operation units 131 and 132.

The first or second operating units 131 and 132 can receive various commands. For example, the first operation unit 131 can receive commands such as start, end, scroll, and the like. The second operation unit 132 can receive commands such as adjusting the size of the sound output from the sound output unit 152, switching to the touch selection mode of the display unit 151, and the like.

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

For example, the front camera 121 may be configured to have a low pixel, and the rear camera 121 'may be configured to have a high pixel. Accordingly, when the front camera 121 is used during a video call, the size of the transmission data may be reduced when the user's face is photographed and transmitted to the counterpart in real time. On the other hand, the rear camera 121 'can be used for the purpose of storing a high-quality image.

Meanwhile, the cameras 121 and 121 'may be installed in the terminal body so as to be rotated or popped up.

The flash 123 and the mirror 124 may be further positioned adjacent to the rear camera 121 '. The flash 123 emits light toward the subject when the user photographs the subject with the rear camera 121 '. The mirror 124 illuminates the user's face when the user photographs himself (self-photographing) using the rear camera 121 '.

A rear sound output unit 152 'may be additionally disposed on the rear surface of the terminal body. The rear sound output unit 152 'may perform a stereo function together with the front sound output unit 152 (see FIG. 2A), and may perform a speakerphone function during a call.

In addition to the antenna for communication, an antenna 116 for receiving broadcast signals may be additionally provided on the side surface of the terminal body. The antenna 116 constituting a part of the broadcast receiving module 111 (see FIG. 1) can be installed to be able to be drawn out from the terminal body.

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

The rear case 102 may further include a touch pad 135 for sensing a touch. The touch pad 135 may be of a light transmission type like the display unit 151 (see FIG. 2A). Further, a back display unit for outputting time information can be additionally mounted on the touch pad 135. [ At this time, information output from both sides of the front display unit 151 and the rear display unit can be controlled by the touch pad 135. [

The touch pad 135 operates in correlation with the display unit 151. [ The touch pad 135 may be positioned 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.

On the other hand, the user may use the mobile terminal 100 to talk to the other party. However, when a user wants to change another user while talking to the other party, the mobile terminal 100 has to be handed over directly to another user.

Accordingly, hereinafter, referring to the accompanying drawings for the mobile terminal 100 and its control method which can improve the user's convenience when the user wants to change another user while talking to the other party. Will be explained.

FIG. 3 is a flowchart for explaining an embodiment of the mobile terminal 100 (see FIG. 1) according to the present invention. The mobile terminal 100 may include a wireless communication unit 110 (see FIG. 1), a detector 140 (see FIG. 1), and a controller 180 (see FIG. 1).

Referring to FIG. 3, first, the mobile terminal 100 detects a second terminal through short-range wireless communication (S110) and the mobile terminal 100 receives a call signal from the first terminal (S120). Proceed.

The mobile terminal 100 may perform a call with the first terminal. Accordingly, the mobile terminal 100 may receive a call signal from the first terminal. While the mobile terminal 100 is talking to the first terminal, the second terminal may be detected through short-range wireless communication.

Near Field Communication (Near Field Communication) refers to a wireless communication technology that transmits data between mobile terminals at low power at a certain distance, for example, 10 cm to several hundred meters. Near field communication is a variant of RFID that uses frequencies in the 13.56 MHz band and transmits data at a rate of 424 Kbits (424 Kbps) per second.

In addition, short-range wireless communication may be divided into a passive communication mode and an active communication mode. In the passive communication mode, an initiator forms an RF field and a target responds by applying a load modulation scheme to the command of the transmitter. On the other hand, in the active communication mode, both the transmitter and the target communicate by forming an RF field.

The communication terminal is attached to the second terminal. The mobile terminal 100 receives tag information from a communication tag mounted on a second terminal. To this end, the wireless communication unit 110 of the mobile terminal 100 may be configured to perform short-range wireless communication with the second terminal.

The communication tag is a medium for storing tag information corresponding thereto. Such tag information may include location information, time information, user information, and the like. In addition, the tag information may include contact information. The communication tag may provide tag information to the mobile terminal 100 through short range wireless communication. In this case, the communication tag may be referred to as an NFC tag.

Thereafter, when the second terminal is detected by the mobile terminal 100, the mobile terminal 100 transmits the received call signal to the second terminal (S130).

In detail, the mobile terminal 100 may transmit a call signal received from the first terminal to the second terminal.

To this end, as an embodiment, a group call including the mobile terminal 100, the first terminal, and the second terminal may be started. The mobile terminal 100 may transmit a wireless signal (for example, an audio signal, a video signal, etc.) received from the first terminal to the second terminal, and transmit the wireless signal received from the second terminal to the first terminal. have. In this case, short-range wireless communication may be used, or other wireless communication (for example, WLAN, Wi-Fi, 3G, etc.) may be used.

In this case, the mobile terminal 100 may be blinded. That is, the mobile terminal 100 only transmits the audio signal and the video signal received from the first terminal to the second terminal and may not output the audio signal to the sound output unit 152 and the display unit 151. Similarly, the mobile terminal 100 only transmits the audio signal and the video signal received from the second terminal to the first terminal, but may not output the sound output unit 152 and the display unit 151.

In addition, the mobile terminal 100 may transmit information related to the first terminal (for example, user information of the first terminal, user image information, user country information, etc.) to the second terminal. The second terminal can display the received information related to the first terminal on the screen. Similarly, the mobile terminal 100 may transmit information related to the second terminal to the first terminal.

In addition, the mobile terminal 100 may transmit call related user interface information of the mobile terminal 100 to the second terminal. The second terminal may change the user interface according to the received user interface information.

In addition, the mobile terminal 100 may transmit call mode information (eg, 3G, LTE, etc.) between the mobile terminal 100 and the first terminal to the second terminal. The second terminal may change the call mode using the received call mode information.

Meanwhile, as another embodiment, the call between the mobile terminal 100 and the first terminal may be terminated, and the call between the first terminal and the second terminal may be started. To this end, the mobile terminal 100 may transmit phone number information of the first terminal to the second terminal. In addition, the mobile terminal 100 may receive a call start message and a call end message of the first terminal and the second terminal from the second terminal.

As described above, according to the present invention, if the second terminal of the other user is detected while the user is using the mobile terminal 100 to make a call with the first terminal of the other party, the user receives from the first terminal. The received call signal can be transmitted to the second terminal. Accordingly, the user may conveniently connect a call between the other party and another user without directly handing the mobile terminal 100 to another user.

4A and 4B are conceptual views illustrating examples of operations of the mobile terminal 200 (hereinafter, referred to as a “user terminal”) 200 and the second terminal 300 according to FIG. 3, respectively. The user terminal 200 may include a wireless communication unit 110 (see FIG. 1), a sensing unit 140 (see FIG. 1), a controller 180 (see FIG. 1), and a display unit 251.

Referring to FIG. 4A, first, a user terminal 200 may perform a call with a first terminal. Accordingly, the user terminal 200 may receive a call signal from the first terminal. The user terminal 200 may detect the second terminal 300 through short-range wireless communication while performing a call with the first terminal.

In this case, the display unit 251 of the user terminal 200 may display a message indicating that the second terminal 300 is detected. In addition, the display unit 251 is an object for transmitting a call signal received from the first terminal to the second terminal 300 (for example, an object for connecting a group call including the second terminal 300). 252 may be displayed.

Thereafter, when the object 252 is selected, the user terminal 200 may transmit the received call signal to the second terminal 300. Accordingly, a group call including the user terminal 200, the first terminal, and the second terminal 300 may be started. While performing a group call, the display unit 251 of the user terminal 200 may display user information 253a of the first terminal and user information 253b of the second terminal 300. The user information 253a and 253b may include telephone number information of the terminal, user image information, and the like.

When the user terminal 200 receives the call signal acceptance message from the second terminal 300, the user terminal 200 transmits a radio signal received from the first terminal to the second terminal 300, and receives the radio signal received from the second terminal 300. The signal may be transmitted to the first terminal.

In this case, the user terminal 200 may be blinded. That is, the wireless signal received from the first terminal and the wireless signal received from the second terminal 300 may not be output to the sound output unit 152 and the display unit 251 of the user terminal 200. The user terminal 200 may display on the display unit 251 an object 254 indicating that a blind process has been performed.

Referring to FIG. 4B, when the user terminal 200 making a call with the first terminal detects the second terminal 300 through short-range wireless communication, the display unit 351 of the second terminal 300 is a user. A message 352 for selecting whether to connect a group call including the second terminal 300 together with the terminal 200 and the first terminal may be displayed.

In this case, when the connection of the group call is selected, a group call including the user terminal 200, the first terminal, and the second terminal 300 may be started. That is, the second terminal 300 may receive a call signal from the user terminal 200. The second terminal 300 may receive a wireless signal received from the first terminal through the user terminal 200. In addition, the second terminal 300 may transmit a wireless signal generated by the second terminal 300 to the first terminal through the user terminal 200.

Meanwhile, while performing a group call, the second terminal 300 may receive user information of the first terminal from the user terminal 200. Thereafter, the display unit 351 of the second terminal 300 may display the user information 353a of the first terminal and the user information 353b of the user terminal 200. The user information 353a and 353b may include telephone number information of the terminal, user image information, and the like.

In addition, the display unit 351 of the second terminal 300 may display a message 254 indicating that the wireless signal received from the first terminal is received through the user terminal 200.

5A and 5B are conceptual views illustrating examples of operations of the mobile terminal 200 (hereinafter referred to as a user terminal) 200 and the second terminal 300 according to FIG. 3, respectively. The user terminal 200 may include a wireless communication unit 110 (see FIG. 1), a sensing unit 140 (see FIG. 1), a controller 180 (see FIG. 1), and a display unit 251.

Referring to FIG. 5A, first, the user terminal 200 may transmit a received call signal to the second terminal 300. That is, a group call including the user terminal 200, the first terminal, and the second terminal 300 may be started.

The user terminal 200 may transmit user interface information of the user terminal 200 to the second terminal 300 such that the user interface of the second terminal 300 is changed to be the same as the user interface of the user terminal 200. .

To this end, the display unit 251 of the user terminal 200 may display a message 255 for selecting whether to transmit user interface information to the second terminal 300.

Referring to FIG. 5B, the second terminal 300 may receive user interface information from the user terminal 200. In addition, the display unit 351 of the second terminal 300 may display a message 356 for selecting whether to apply the user interface information received from the user terminal 200.

In this case, when the application of the received user interface information is selected, the user interface of the second terminal 300 may be changed. Accordingly, the call related menus 255 may be changed to the same menus 255 ′ as the call related menus of the user terminal 200.

6A and 6B are conceptual views illustrating examples of operations of the mobile terminal 200 (hereinafter, referred to as a user terminal) 200 and the second terminal 300 according to FIG. 3, respectively. The user terminal 200 may include a wireless communication unit 110 (see FIG. 1), a sensing unit 140 (see FIG. 1), a controller 180 (see FIG. 1), and a display unit 251.

Referring to FIG. 6A, first, the user terminal 200 may transmit a received call signal to the second terminal 300. That is, a group call including the user terminal 200, the first terminal, and the second terminal 300 may be started.

The controller 180 of the user terminal 200 may detect communication mode information used to perform wireless communication with the first terminal. Thereafter, the user terminal 200 may transmit the detected communication mode information to the second terminal 300 to use the detected communication mode information when performing wireless communication with the second terminal 300.

To this end, the display unit 251 of the user terminal 200 may display a message 256 for selecting whether to transmit communication mode information to the second terminal 300.

Referring to FIG. 6B, the second terminal 300 may receive communication mode information from the user terminal 200. In addition, the display unit 351 of the second terminal 300 may display a message 357 for selecting whether to change to the same communication mode as the user terminal 200.

In this case, when the change of the communication mode is selected, the communication mode of the second terminal 300 may be changed. For example, it may be changed from the LTE mode to the same 3G mode as the communication mode of the user terminal 200. In addition, the object 356 indicating the LTE mode disappears on the display unit 351 of the second terminal 300, and the object 256 ′ indicating the 3G mode may be displayed.

FIG. 7 is a conceptual diagram illustrating an operation example of a mobile terminal 200 (hereinafter, referred to as a “user terminal”) according to FIG. 3. The user terminal 200 may include a wireless communication unit 110 (see FIG. 1), a sensing unit 140 (see FIG. 1), a controller 180 (see FIG. 1), and a display unit 251.

Referring to FIG. 7, first, the user terminal 200 may transmit a received call signal to the second terminal 300. That is, a group call including the user terminal 200, the first terminal, and the second terminal 300 may be performed.

The user terminal 200 selects whether to stop transmitting the wireless signal received from the first terminal to the second terminal 300 and transmitting the wireless signal received from the second terminal 300 to the first terminal. The object to receive may be displayed on the display unit 251. For example, when the user selects a 'cancel connection' menu included in the user information 253b illustrated in FIG. 4A, the wireless communication unit 110 of the user terminal 200 may wirelessly communicate with the second terminal 300. You can stop.

Although not shown, if the 'connection cancellation' menu is selected, the user terminal 200 may transmit a message related to the interruption of the transmission of the wireless signal to the first terminal and the second terminal 300.

Referring to FIG. 7, when the wireless communication with respect to the second terminal 300 is stopped, the display unit 251 of the user terminal 200 may display call history information related to the second terminal 300. Here, the call history information may include at least one of recorded voice information and recorded video information.

Meanwhile, the call history information may be generated inside the user terminal 200 when the user terminal 200 transmits a radio signal between the first terminal and the second terminal 300, and the user terminal 200 may generate a second call signal. It may be received from the terminal 300.

8A and 8B are conceptual views illustrating examples of operations of the mobile terminal 200 (hereinafter, referred to as a “user terminal”) 200 and the second terminal 300 according to FIG. 3, respectively. The user terminal 200 may include a wireless communication unit 110 (see FIG. 1), a sensing unit 140 (see FIG. 1), a controller 180 (see FIG. 1), and a display unit 251.

Referring to FIG. 8A, first, a user terminal 200 is connected to a second terminal through short-range wireless communication while a call is connected between the wireless communication unit 110 and the first terminal, that is, while performing a call with the first terminal. 300) can be detected.

In this case, the display unit 251 of the user terminal 200 may display a message indicating that the second terminal 300 is detected. In addition, the display unit 251 may display an object (eg, an object for transmitting a call to the second terminal 300) 257 for connecting a call between the first terminal and the second terminal 300. Can be.

Then, when the object 257 is selected, the user terminal 200 transmits a call signal received from the first terminal to the second terminal 300 so that the call between the first terminal and the second terminal 300 is connected, The phone number information of the first terminal may be transmitted to the second terminal 300.

When a call between the first terminal and the second terminal 300 is connected, the user terminal 200 may terminate the call between the wireless communication unit 110 and the first terminal. While ending the call, the display unit 251 of the user terminal 200 may display a message indicating that the call is terminated and a message indicating that the call between the first terminal and the second terminal 300 is connected.

On the other hand, although not shown, when the call between the first terminal and the second terminal 300, the user terminal 200, the call connection between the first terminal and the second terminal 300 from the second terminal 300 and A message related to call termination can be received.

In addition, the display unit 251 may display the object 258 for ending the call connected between the first terminal and the second terminal 300.

Although not shown, when the object 258 for terminating the call is selected, the call between the first terminal and the second terminal 300 may be terminated while the call between the user terminal 200 and the first terminal is reconnected. . In this case, the user terminal 200 may transmit a message related to call termination to the first terminal and the second terminal 300.

Referring to FIG. 8B, when the user terminal 200 making a call with the first terminal detects the second terminal 300 through short-range wireless communication, the display unit 351 of the second terminal 300 is a user. A message 258 for selecting whether to receive a call with the first terminal from the terminal 200 may be displayed.

In this case, when the transfer of the call is selected, the call between the first terminal and the second terminal 300 may be connected, and the call between the user terminal 200 and the first terminal may be terminated. While connecting the call, the display unit 351 of the second terminal 300 may receive user information of the first terminal from the user terminal 200. Thereafter, the display unit 351 of the second terminal 300 may display user information of the first terminal. Here, the user information may include telephone number information of the first terminal, user image information, and the like.

In addition, the display unit 351 of the second terminal 300 may display a message 259 indicating that the call has been received from the user terminal 200.

9 is a conceptual diagram illustrating an operation example of the second terminal 300 according to FIG. 3.

Referring to FIG. 9, first, the second terminal 300 may receive a call from the user terminal 200 and perform a call with the first terminal.

The second terminal 300 may display on the display unit 351 an object 369 for selecting whether to transfer the call with the first terminal back to the user terminal 200. In this case, when the transfer of the call is selected, the call between the user terminal 200 and the first terminal is connected again, and the call between the second terminal 300 and the first terminal may be terminated. When the call ends, the display unit 351 of the second terminal 300 may display a message 360 indicating that the call between the user terminal 200 and the first terminal is reconnected.

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 (16)

A wireless communication unit performing wireless communication with the first and second terminals;
A detector configured to detect the second terminal through short range wireless communication; And
Receiving a call signal from the first terminal,
And a controller for transmitting the received call signal to the second terminal when the second terminal is detected. The method of claim 1,
And a display unit,
The control unit,
And detecting the second terminal, displaying an object for transmitting the received call signal to the second terminal on the display unit. 3. The method of claim 2,
The control unit,
If the object is selected, transmit the received call signal to the second terminal,
When receiving a call signal acceptance message from the second terminal, and transmits a radio signal received from the first terminal to the second terminal, and transmits a radio signal received from the second terminal to the first terminal. Mobile terminal. The method of claim 3, wherein
The control unit,
And transmitting user information of the first terminal to the second terminal, and transmitting user information of the second terminal to the first terminal. 5. The method of claim 4,
User information of the first and second terminals,
And at least one of telephone number information, user image information, and user country information of the first and second terminals. The method of claim 3, wherein
The control unit,
Detecting communication mode information used to perform wireless communication with the first terminal,
And transmitting the detected communication mode information to the second terminal to use the detected communication mode when performing wireless communication with the second terminal. The method of claim 3, wherein
Further comprising a body,
The control unit,
And transmitting the user interface information of the main body to the second terminal so that the user interface of the second terminal is changed to be the same as the user interface of the main body. The method of claim 3, wherein
The control unit,
Displaying an object on the display to stop the transmission of the wireless signal received from the first terminal to the second terminal and the transmission of the wireless signal received from the second terminal to the first terminal. Mobile terminal. The method of claim 8,
The control unit,
When the object is selected, transmitting a message relating to the interruption of the transmission of the radio signal to the first and second terminals,
The wireless communication unit includes:
And stop wireless communication with the second terminal. 3. The method of claim 2,
The control unit,
When the second terminal is detected while the call between the wireless communication unit and the first terminal is connected, the received call signal is transmitted to the second terminal or the first terminal so that the call between the first and second terminals is connected. Transmits the telephone number information of the to the second terminal,
And when the call between the first and second terminals is connected, ending the call between the wireless communication unit and the first terminal. 11. The method of claim 10,
The control unit,
And when a call is connected between the first and second terminals, receiving a message related to call connection and call termination between the first and second terminals from the second terminal. 11. The method of claim 10,
The control unit,
And displaying on the display unit an object for ending a call connected between the first and second terminals. 13. The method of claim 12,
The control unit,
If the object is selected, send a message related to call termination to the first and second terminals,
And reconnecting the call between the wireless communication unit and the first terminal. In the control method of a mobile terminal comprising a wireless communication unit for performing wireless communication with the first and second terminals:
Detecting the second terminal via short-range wireless communication;
Receiving a call signal from the first terminal; And
And when the second terminal is detected, transmitting the received call signal to the second terminal. 15. The method of claim 14,
And if the second terminal is detected, displaying an object for transmitting the received call signal to the second terminal on a display unit. The method of claim 15,
If the object is selected, transmitting the received call signal to the second terminal; And
Receiving a call signal acceptance message from the second terminal, transmitting the wireless signal received from the first terminal to the second terminal, and transmitting the wireless signal received from the second terminal to the first terminal; The control method of a mobile terminal further comprising.
KR1020120068218A 2012-06-25 2012-06-25 Mobile terminal and control method thereof KR20140000588A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024096364A1 (en) * 2022-11-04 2024-05-10 삼성전자주식회사 Electronic device for establishing call connection with external electronic device and method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024096364A1 (en) * 2022-11-04 2024-05-10 삼성전자주식회사 Electronic device for establishing call connection with external electronic device and method thereof

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