KR20110002368A - Signal processing apparatus and method thereof - Google Patents

Abstract

PURPOSE: A signal processing apparatus and a method thereof are provided to easily supply an external input switching function to a user by processing an image and/or voice signal through a corresponding terminal among plural input terminals. CONSTITUTION: A control unit senses the activation of input terminals except a first input terminal among plural input terminals(S110), and stores at least one input signals at a storage unit in a preset time interval through activated input terminals(S120). When an input switching button is clicked on, the control unit processes the input signal and at least one stored signals through the first input terminal(S130).

Description

Signal processing apparatus and method thereof {SIGNAL PROCESSING APPARATUS AND METHOD THEREOF}

The present invention relates to a signal processing apparatus and a method thereof.

Generally, a signal processing apparatus is a device which processes predetermined input data.

An object of the present invention is a signal processing device for outputting a predetermined signal processing video and / or audio signal input from the corresponding terminal is detected a signal among a plurality of input terminals in response to the input switching button (or channel switching button) click And a method thereof.

Another object of the present invention is to provide a signal processing apparatus for providing a preview function for image information input from a corresponding terminal where a signal is detected among a plurality of input terminals in response to a click of an input switching button (or a channel switching button). To provide a way.

It is still another object of the present invention to provide a signal processing apparatus and method for displaying whether or not terminals are activated according to whether an input signal among input terminals is present.

It is still another object of the present invention to provide a signal processing apparatus and method for providing an input switching to a specific input terminal based on a control signal transmitted from any device connected to the specific input terminal among a plurality of input terminals. have.

It is still another object of the present invention to provide a signal processing apparatus and a method for changing the input of a peripheral device to be usable in a device to be used.

According to another aspect of the present invention, there is provided a signal processing method comprising: detecting whether an input terminal other than a first input terminal is activated among a plurality of input terminals; As a result of the sensing, storing at least one or more signals input through at least one input terminal activated among the remaining input terminals at predetermined time intervals; And when the input switch button is clicked, displays the signal input through the first input terminal and the stored at least one signal by predetermined signal processing.

According to another aspect of the present invention, there is provided a signal processing method comprising: detecting whether an input terminal other than a first input terminal of a plurality of input terminals is activated when an input switch button is clicked; And as a result of the sensing, processing and displaying a signal input through at least one input terminal activated among the remaining input terminals and a signal input through the first input terminal, respectively.

According to another aspect of the present invention, there is provided a signal processing method comprising: receiving a control signal transmitted through one of a plurality of input terminals; Performing a connection with a specific device connected to any one input terminal based on the received control signal; And displaying and processing a signal input through the one of the connected input terminals.

A signal processing method according to the present invention for achieving the above objects, when the predetermined input switching button is clicked, each of the signal input through the at least one input terminal activated from among a plurality of input terminals by predetermined signal processing to display step; Receiving a control signal transmitted through any one of the at least one input terminal; Performing a connection with a specific device connected to any one input terminal based on the received control signal; And displaying and processing a signal input through the one of the connected input terminals.

The signal processing apparatus according to the present invention for achieving the above objects, when the input switching button is clicked, the at least one signal and the first stored stored according to whether the remaining input terminal other than the first input terminal of the plurality of input terminals are activated; A controller configured to process a signal input through the first input terminal; And a display unit configured to display at least one or more image information included in the at least one signal processed by the signal, and the image information included in the signal input through the first input terminal.

The signal processing apparatus according to the present invention for achieving the above objects, when the input switch button is clicked, at least one or more input terminals activated by detecting the activation of the remaining input terminals other than the first input terminal of the plurality of input terminals A control unit configured to process at least one signal input through the first input terminal and a signal input through the first input terminal, respectively; And a display unit configured to display at least one or more image information included in the at least one signal processed by the signal, and the image information included in the signal input through the first input terminal.

A signal processing apparatus according to the present invention for achieving the above objects, the connection with a particular device connected to any one input terminal based on a control signal transmitted through any one of a plurality of input terminals A control unit configured to process a signal input through any one of the connected input terminals; And a display unit for displaying image information included in the signal processed signal.

A signal processing apparatus according to the present invention for achieving the above objects, when a predetermined input switching button is clicked, a signal input through at least one input terminal activated among a plurality of input terminals by a control of the control unit a predetermined signal A display unit for processing and displaying; And a connection with a specific device connected to any one input terminal based on a control signal transmitted through any one of the at least one input terminal, and inputted through any one of the connected input terminals. It includes a control unit for processing a signal predetermined signal.

The signal processing apparatus and method thereof according to an exemplary embodiment of the present invention provide a video and / or audio signal input from a corresponding terminal where a signal is detected among a plurality of input terminals in response to a click of an input switching button (or a channel switching button). By processing and outputting a predetermined signal, an external input switching function can be easily provided to a user by using one or more signals included in an input terminal through an intuitive user interface.

In addition, the signal processing apparatus and the method according to an embodiment of the present invention, the image information input from the corresponding terminal in which a signal is detected among a plurality of input terminals in response to the click of the input switching button (or channel switching button) a predetermined signal By processing and outputting, there is an effect that can provide a preview function for the terminal.

In addition, the signal processing apparatus and method according to an embodiment of the present invention, by indicating whether the terminals are activated in accordance with the presence of the input signal from the plurality of input terminals, it is possible to conveniently provide an external input switching function to the user It works.

In addition, the signal processing apparatus and the method according to an embodiment of the present invention, by performing the input switching to the specific input terminal based on the control signal transmitted from any device connected to the specific input terminal of the plurality of input terminals, There is an effect that can provide a convenient external input switching function to the user.

In addition, the signal processing device and the method according to an embodiment of the present invention, by changing the input of the peripheral device in the device to be used, it is convenient without having to check the connectivity between the device and the peripheral device that the user wants to use There is an effect that the peripheral device can be used through the connection between the device and the peripheral device to be used.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, and the same or corresponding components will be denoted by the same reference numerals regardless of the reference numerals and redundant description thereof will be omitted.

1 is a block diagram showing a configuration of a mobile terminal 100 for explaining a signal processing apparatus according to an embodiment of the present invention.

The mobile terminal 100 may be implemented in various forms. For example, the mobile terminal 100 may be a mobile phone, a smart phone, a notebook computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), a navigation device (vehicle navigation device). , Etc.

As shown in FIG. 1, the mobile terminal 100 includes a wireless communication unit 110, an A / V input unit 120, a user input unit 130, a sensing unit 140, and an output unit 150. , A memory 160, an interface unit 170, a controller 180, a power supply unit 190, and the like. Not all components of the mobile terminal 100 shown in FIG. 1 are essential components, and the mobile terminal 100 may be implemented by more components than those shown in FIG. 1, and fewer components. The mobile terminal 100 may also be implemented.

The wireless communication unit 110 may include one or more components for performing wireless communication between the mobile terminal 100 and the wireless communication system or wireless communication between the mobile terminal 100 and the network in which the mobile terminal 100 is located. have. 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, a location information module 115, and the like. .

The broadcast receiving module 111 receives a broadcast signal and / or broadcast related information from an external broadcast management server through a broadcast channel. The broadcast channel may include a satellite channel, a terrestrial channel, and the like. The broadcast management server may mean a server that generates and transmits a broadcast signal and / or broadcast related information or a server that receives a pre-generated broadcast signal and / or broadcast related information and transmits the same to the mobile terminal 100. The broadcast related information may mean information related to a broadcast channel, a broadcast program, or a broadcast service provider. The broadcast signal may include not only a TV broadcast signal, a radio broadcast signal, and a data broadcast signal, but also a broadcast signal having a data broadcast signal combined with a TV broadcast signal or a radio broadcast signal.

Meanwhile, the broadcast related information may be provided through a mobile communication network, and in this case, may be received by the mobile communication module 112. The broadcast related information may exist in various forms. For example, it may exist in the form of Electronic Program Guide (EPG) of Digital Multimedia Broadcasting (DMB) or Electronic Service Guide (ESG) of Digital Video Broadcast-Handheld (DVB-H).

The broadcast receiving module 111 receives broadcast signals using various broadcasting systems, and in particular, digital multimedia broadcasting-terrestrial (DMB-T), digital multimedia broadcasting-satellite (DMB-S), and media forward link (MediaFLO). Digital broadcast signals can be received using digital broadcasting systems such as only), digital video broadcast-handheld (DVB-H), integrated services digital broadcast-terrestrial (ISDB-T), and the like. Of course, the broadcast receiving module 111 is configured to be suitable for all broadcasting systems that provide broadcasting signals as well as the digital broadcasting system described above. The broadcast signal and / or broadcast related information received through the broadcast receiving module 111 may be stored in the memory 160.

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

The wireless internet module 113 refers to a module for wireless internet access. The wireless internet module 113 may be embedded or external to the mobile terminal 100. Here, wireless Internet technologies include wireless LAN (WLAN), Wi-Fi, WiBro, WiMAX, World Interoperability for Microwave Access (WMAX), HSDPA (High Speed Downlink Packet Access), and the like. Can be used.

The short range communication module 114 means a module for short range communication. Here, as short range communication technology, Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, etc. may be used. .

The location information module 115 is a module for checking or obtaining the location of the mobile terminal. An example is a GPS module. The GPS module receives location information from a plurality of satellites. Here, the location information may include coordinate information represented by latitude and longitude. For example, the GPS module can measure the exact time and distance from three or more satellites and calculate three different distances accurately according to triangulation. A method of obtaining distance and time information from three satellites and correcting the error with one satellite may be used. In particular, the GPS module can obtain not only the location of latitude, longitude, and altitude but also accurate time together with three-dimensional speed information from the location information received from the satellite. As the location information module 115, a Wi-Fi Positioning System and / or a Hybrid Positioning System may be applied.

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

The image frame processed by the camera 121 may be stored in the memory 160 or transmitted to the outside through the wireless communication unit 110. Two or more cameras 121 may be configured according to the configuration type and / or usage environment of the mobile terminal.

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

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

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

The output unit 150 is for outputting an audio signal (or a signal related to hearing) or a video signal (or a signal related to time) or an alarm signal or a signal related to a tactile sense, and the output unit 150. ) May include a display unit 151, a sound output module 152, an alarm unit 153, and a haptic module 154.

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

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

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

According to an implementation form of the mobile terminal 100, two or more display units 151 may exist. For example, a plurality of display units may be spaced apart or integrally disposed on one surface (same surface) in the mobile terminal 100, or may be disposed on different surfaces.

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

In addition, the touch sensor may be configured to convert a change in pressure applied to a specific portion of the display unit 151 or capacitance generated at a specific portion of the display unit 151 into an electrical input signal. The touch sensor may be configured to detect not only the position and area of the touch but also the pressure at the touch. When there is a touch input to the touch sensor, the corresponding signal (s) is sent to a touch controller (not shown). The touch controller processes the signal (s) and then transmits the corresponding data to the controller 180. As a result, the controller 180 can determine which area of the display unit 151 is touched.

The proximity sensor 141 may be disposed in the inner region of the mobile terminal 100 surrounded by the touch screen or near the touch screen. The proximity sensor 141 refers to a sensor that detects the presence or absence of an object approaching a predetermined detection surface or an object present in the vicinity without using mechanical force by using an electromagnetic force or infrared rays. The proximity sensor 141 has a longer life and higher utilization than a contact sensor.

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. When the touch screen is capacitive, the touch screen is configured to detect the proximity of the pointer by a change in an electric field according to the proximity of the pointer. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

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

In addition, the proximity sensor 141 may include a proximity touch and a proximity touch pattern (for example, a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, and a proximity touch movement state). Detect. Information corresponding to the sensed proximity touch operation and proximity touch pattern may be output on the touch screen.

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

The alarm unit 153 outputs a signal for notifying occurrence of an event of the mobile terminal 100. Examples of events generated in the mobile terminal 100 include call signal reception, message reception, key signal input, and touch input. The alarm unit 153 may output a signal for notifying an occurrence of an event in a form other than an audio signal or a video signal, for example, vibration. When a call signal is received or a message is received, the alarm unit 153 may vibrate the mobile terminal 100 through a vibration means. Alternatively, when the key signal is input, the alarm unit 153 may vibrate the mobile terminal 100 through the vibration means in response to the key signal input. The user can recognize the occurrence of the event through the vibration as described above. Of course, the signal for event occurrence notification may be output through the display unit 151 or the voice output module 152, so that they 151, 152 may be classified as part of the alarm unit 153.

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

The haptic module 154, in addition to the vibration, the pin arrangement to move vertically with respect to the contact skin surface, the blowing force or suction force of the air through the injection or inlet, the grazing to the skin surface, the contact of the electrode (eletrode), the stimulation such as electrostatic force Various tactile effects can be produced, such as the effects of the heat-absorbing effect and the effect of reproducing a sense of cold using the elements capable of absorbing heat or heat.

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

The memory 160 may store a program for processing and controlling the controller 180, and a function for temporarily storing input / output data (for example, a phone book, a message, a still image, a video, etc.). You can also do The memory 160 may store data relating to various patterns of vibration and sound output when a touch input on the touch screen is performed.

The memory 160 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (eg, SD or XD memory). Random Access Memory (RAM) Static Random Access Memory (SRAM), Read-Only Memory (ROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), Programmable Read-Only Memory (PROM) magnetic memory, Magnetic It may include a storage medium of at least one type of disk, optical disk. In addition, the mobile terminal 100 may operate a web storage that performs a storage function of the memory 150 on the Internet, or may operate in connection with the web storage.

The interface unit 170 serves as an interface with all external devices connected to the mobile terminal 100. 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 equipped with an identification module, An audio input / output (I / O) port, a video input / output (I / O) port, and an earphone port may be configured. Here, the identification module is a chip that stores various information for authenticating the use right of the mobile terminal 100, and includes a user identification module (UIM), a subscriber identify module (SIM), and universal user authentication. It may include a module (Universal Subscriber Identity Module (USIM)). In addition, the device equipped with the identification module (hereinafter referred to as an identification device) may be manufactured in the form of a smart card. Therefore, the identification module may be connected to the mobile terminal 100 through a port. The interface unit 170 may receive data from an external device or receive power and transmit the data to each component inside the mobile terminal 100 or transmit data within the mobile terminal 100 to an external device.

The interface unit 170 may be a passage through which power from the cradle is supplied to the mobile terminal 100 when the mobile terminal 100 is connected to an external cradle, or various commands input by the user from the cradle. It may be a passage through which a signal is transmitted to the mobile terminal 100. Various command signals or power input from the cradle may be operated as signals for recognizing that the mobile terminal 100 is correctly mounted on the cradle.

The controller 180 typically controls the overall operation of the mobile terminal 100. For example, the controller 180 performs related control and processing for voice call, data communication, video call, and the like. In addition, the controller 180 may include a multimedia module 181 for multimedia playback. The multimedia module 181 may be implemented in the controller 180 or may be implemented separately from the controller 180.

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

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

The functions of the components applied to the mobile terminal 100 may be implemented in a computer-readable recording medium using software, hardware or a combination thereof. According to the hardware implementation, Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), Processors, Controllers The controller may be implemented using at least one of controllers, micro-controllers, microprocessors, and electrical units for performing functions. In some cases such embodiments may be implemented by the controller 180. In a software implementation, embodiments such as procedures or functions may be implemented with separate software modules that allow at least one function or operation to be performed. The software code may be implemented by a software application written in a suitable programming language. In addition, the software code may be stored in the memory 160 and executed by the controller 180. In addition, the navigation session 300 applied to the mobile terminal 100 provides a general navigation function.

Meanwhile, the controller 180 applied to the mobile terminal 100 according to an embodiment of the present invention stores a signal input through at least one other input terminal while displaying image information input through an arbitrary input terminal. When a predetermined specific button is clicked, at least one image information included in the stored signal and image information input through the arbitrary input terminal may be displayed together.

In addition, the controller 180 applied to the mobile terminal 100 according to an embodiment of the present invention, if a predetermined button is clicked while displaying image information input through an arbitrary input terminal, at least one or more other inputs At least one image information included in the signal input through the terminal and the image information input through the arbitrary input terminal can be displayed together.

The controller 180 applied to the mobile terminal 100 selects one of the at least one image information displayed and one of the image information input through the arbitrary input terminal. After processing a signal input through the input terminal corresponding to the predetermined signal, it is possible to output the video information and / or audio information included in the signal processed signal.

2 is a block diagram showing the configuration of the telematics terminal 200 for explaining the signal processing apparatus according to an embodiment of the present invention. As shown in FIG. Processing Unit (CPU) 222, a main board having a built-in key control unit 221 for controlling various key signals, an LCD control unit 223 for controlling an LCD, and a memory 224 for storing various types of information. 220).

The memory 224 stores map information (map data) for displaying vehicle guidance information (road guidance information for guiding a user during driving / non-driving) on a map of the display unit (or LCD) 211.

In addition, the memory 224 stores a traffic information collection control algorithm for inputting traffic information according to a road condition on which the vehicle is currently traveling and various information for controlling the algorithm.

The main board 220 is a communication module 201 that is assigned a unique device number and performs voice calls and data transmission and reception through a mobile communication terminal embedded in a vehicle, and guides the location of the vehicle and travels from the starting point to the destination. A GPS module 202 for receiving a GPS signal for path tracking and the like, generating current location data of the vehicle based on the received GPS signal, or transmitting traffic information collected by a user as a GPS signal; A gyro sensor 203 for detecting the driving direction, a CD deck 204 for reproducing a signal recorded on a compact disk (CD), and the like.

In addition, the communication module 201 and the GPS module 202 transmit / receive signals through the first antenna 205 and the second antenna 206, respectively.

In addition, the main board 220 is connected to the TV module 230 that receives the broadcast signal through the broadcast signal antenna (or TV antenna) 231.

In addition, the main board 220 is connected to a liquid crystal display (LCD) 211 under the control of the LCD controller 223 through an interface board 213.

The LCD 211 performs a predetermined signal processing process on the broadcast signal received through the TV module 230, and then controls the signal processed broadcast signal by the LCD controller 223 on the interface board ( A video signal is displayed on the LCD 211 through 213, and the audio signal is output through the amplifier 254 under the control of the audio board 240 to be described later. In addition, the LCD 211 displays various video signals and text signals based on the control signals of the LCD control unit 223.

In addition, the LCD 211 may be configured to receive an input from a user by using a touch screen method.

In addition, the main board 220 is connected to the front board 212 under the control of the key controller 221 through the interface board 213. The front board 212 configures buttons and menus for inputting various key signals, and provides the main board 220 with a key signal corresponding to a key (or button) selected by a user. In addition, the front board 212 may include a menu key for directly inputting traffic information, and the menu key may be configured to be controlled by the key controller 221.

The audio board 240 is connected to the main board 220 and processes various audio signals. The audio board 240 includes a microcomputer 244 for controlling the audio board 240, a tuner 243 for receiving a radio signal through an antenna (or radio antenna) 245, And a power processor 242 for supplying power to the microcomputer 244, and a signal processor 241 for performing signal processing for outputting various voice signals.

In addition, the audio board 240 is connected to a radio antenna 245 for receiving a radio signal and a tape deck 246 for playing an audio tape.

Also, the audio board 240 is connected to an amplifier 254 for outputting a voice signal processed by the audio board 240.

In addition, the amplifier 254 is connected to the vehicle interface 250. That is, the main board 220 and the audio board 240 are connected to the vehicle interface 250, respectively. In addition, the vehicle interface 250 may include a hands-free 251 for inputting a voice signal without using a vehicle driver's hand, an airbag 252 for providing passenger safety, and a speed for detecting a vehicle speed. The sensor 253 may be connected.

In addition, the speed sensor 253 calculates a vehicle speed and provides the calculated vehicle speed information to the central processing unit 222.

In addition, the navigation session 300 applied to the telematics terminal 200 provides a general navigation function.

On the other hand, the central processing unit 222 applied to the telematics terminal 200 according to an embodiment of the present invention, a signal input through at least one other input terminal while displaying the image information input through any input terminal When the predetermined specific button is clicked, at least one image information included in the stored signal and image information input through the arbitrary input terminal can be displayed together.

In addition, the central processing unit 222 applied to the telematics terminal 200 according to an embodiment of the present invention, when a predetermined predetermined button is clicked while displaying image information input through an arbitrary input terminal, at least one or more At least one image information included in a signal input through another input terminal and image information input through the arbitrary input terminal can be displayed together.

In addition, the central processing unit 222 applied to the telematics terminal 200 according to an embodiment of the present invention, any one of at least one or more of the displayed image information and the image information input through the arbitrary input terminal When the information is selected, the signal input through the input terminal corresponding to the selected video information is subjected to a predetermined signal processing, and then the video information and / or audio information included in the signal processed signal may be output.

Hereinafter, a configuration of a signal processing apparatus according to an embodiment of the present invention will be described with reference to FIG. 3. Here, the signal processing apparatus of FIG. 3 is not only a mobile terminal 100 and a telematics terminal 200 but also a smart phone, a portable terminal, a mobile terminal, and a personal information terminal. Digital Assistant: PDA), Notebook Computer, Wibro Terminal, IPTV (Internet Protocol Television) Terminal, Telematics Terminal, Navigation Terminal, AVN (Audio Video Navigation) Terminal, Television, A / The present invention can be applied to various terminals such as a V (Audio / Video) system and a home theater system.

3 is a block diagram showing a configuration of a signal processing apparatus according to an embodiment of the present invention. As shown in FIG. 3, the signal processing apparatus 400 includes an input unit 410, a storage unit 420, and a control unit 430. , A display unit 440, a voice output unit 450, and a communication unit 460.

The input unit 410 receives a command or a control signal by an operation such as receiving a button operation by a user or touching / scrolling the displayed screen.

In addition, the input unit 410 may select a function desired by the user or receive information, and various devices such as a keypad, a touch screen, a jog shuttle, a microphone, and a mouse may be used.

In addition, the input unit 410 may include a microphone (not shown) and / or a camera (not shown), and receive voice information and / or image information (or image information) through the microphone and / or the camera. Can be.

In addition, the input unit 410 may include one or more input terminals (or external input terminals), and may receive (receive) a signal (including a control signal, a broadcast signal, etc.) transmitted through the input terminal. In this case, the input terminal may include a composite terminal, an S-video terminal, a component terminal, an RGB terminal, a SCART terminal, a digital visual interface terminal, and high definition multimedia. It may be any one of an interface terminal (High Definition Multimedia Interface). In addition, the input terminal may include any antenna (or antenna terminal) provided in the signal processing apparatus 400. In this case, the antenna may be a general-purpose antenna that communicates with an external terminal through a wired / wireless communication network and transmits / receives signals (including broadcast signals) of various frequency bands.

The storage unit 420 stores various user interfaces (UIs) and / or graphical user interfaces (GUIs).

In addition, the storage unit 420 stores data, a program, and the like necessary for the signal processing apparatus 400 to operate.

In addition, the storage unit 420 stores a signal including broadcast information input through an input terminal included in the input unit 410 at predetermined time intervals.

In addition, the storage unit 420 stores data (including various information, control signals, etc.) transmitted from an information providing center or any mobile terminal connected by wired / wireless communication.

The controller 430 executes an overall control function of the signal processing device 400.

In addition, the control unit 430, after the predetermined signal processing (including a decoding process) of the signal input through the input terminal included in the input unit 410, and the voice information included in the signal processed signal and And / or image information is output through the display unit 440 and / or the audio output unit 450.

In addition, when at least one input terminal included in the input unit 410 is activated, the controller 430 stores a signal input through the corresponding input terminal in the storage unit 420 at predetermined time intervals. To control. In this case, the controller 430 performs a predetermined signal processing (including a decoding process) on a signal input through the activated at least one input terminal, and then stores the signal processed signal at a predetermined time interval in the storage unit 420. Can be stored in

In addition, the controller 430 may include a specific button (for example, an external input switch button) provided in the signal processing apparatus 400 or a specific button (for example, displayed on one side of the display unit 440). When the (external) input switching button) is clicked (selected), a signal is processed through a signal inputted through an activated input terminal among at least one input terminal included in the input unit 410 and stored in the storage unit 420. After the decoding process), the display unit 440 displays the image information included in the signal processed signal. In this case, the control unit 430 is included in the input unit 410 when a specific button provided in the signal processing device 400 or a specific button displayed on one side of the display unit 440 is clicked (selected). After inputting through an activated input terminal among at least one input terminal and processing a predetermined signal, the display unit 440 may control to display image information included in a signal stored in the storage unit 420.

In addition, the controller 430 may include a specific button (for example, an input switch button) provided in the signal processing apparatus 400, or a specific button (for example, an input switch button displayed on one side of the display unit 440). When () is clicked (selected), after processing a signal input through an activated input terminal among at least one input terminal included in the input unit 410, the image information included in the signal processed signal is real-time ( control to display on the display unit 440 in real-time.

In addition, when another specific button (for example, a channel switching button) included in the signal processing apparatus 400 is clicked, the controller 430 may include image information included in a predetermined number of channels before and after the currently viewed channel. Control to display on the display unit 440, respectively.

The display unit 440 may display various contents such as various menu screens using a user interface and / or a graphic user interface included in the storage unit 420 under the control of the controller 430. Here, the content displayed on the display unit 440 includes a menu screen including various text or image data (including map data and various information data), data such as icons, list menus, combo boxes, and the like. In addition, the display unit 440 may be a touch screen.

In addition, the display unit 440 displays image information input through an existing input terminal on a portion of the display unit 440 under the control of the controller 430, and activates the other portion of the display unit 440. Display image information included in at least one signal input through the input terminal.

In addition, the display unit 440 may be included in a signal input through an input terminal corresponding to the selected image information when any one of the plurality of displayed image information is selected under the control of the controller 430. Image information is displayed on the entire area of the display unit 440.

The voice output unit 450 outputs voice information included in a signal processed by a predetermined signal by the controller 430. Here, the voice output unit 450 may be a speaker.

In addition, the audio output unit 450 is inputted through an input terminal corresponding to the selected image information when any one of a plurality of image information displayed on the display unit 440 is selected by the controller 430. The voice information included in the received signal is output through the voice output unit 450.

The communication unit 460 may include a wireless internet module or a short range communication module. The wireless Internet module may include WLAN, Wi-Fi, WiBro, WiMAX, HSDPA, and the like, and the short-range communication module may include Bluetooth, RFID, infrared communication, UWB, ZigBee, and the like.

Hereinafter, a signal processing method according to the present invention will be described in detail with reference to FIGS. 1 to 8.

4 is a flowchart illustrating a signal processing method according to a first embodiment of the present invention.

First, the controller 430 processes a signal (for example, a broadcast signal) input through any one input terminal (for example, a “first input terminal”) among a plurality of input terminals, and then processes the signal. The video signal and / or audio signal included in the predetermined signal processed signal is output through the display unit 440 and / or the audio output unit 450.

In addition, the controller 430 detects whether the remaining input terminals are activated except for the first input terminal among the plurality of input terminals. That is, the controller 430 detects whether there is a signal input through the remaining input terminals other than the first input terminal among the plurality of input terminals (S110).

Subsequently, when there is a signal input through at least one input terminal among the remaining input terminals, the controller 430 presets a signal input through the at least one input terminal at a predetermined time interval (for example, 500 ms). In the storage unit 420 to be stored (S120).

Thereafter, the controller 430, when any predetermined specific button provided in the signal processing device 400 is clicked, or if any predetermined specific button displayed on a portion of the display unit 440 is clicked, The signal input through at least one input terminal stored in the storage unit 420 is subjected to a predetermined signal process (including a decoding process) (S130).

Subsequently, as illustrated in FIG. 5A, the controller 430 displays the image information included in the signal input through the first input terminal on the partial region 501 of the display unit 440, and the at least Controls to display the image information included in the signal input through at least one input terminal on the other area 502 of the display unit 440, respectively.

In this case, a method of displaying image information included in a signal input through the first input terminal and at least one input terminal on the display unit 440 may be variously implemented.

For example, as illustrated in FIG. 5A, the controller 430 may include an input signal (including an input signal currently being viewed) based on whether a plurality of input terminals of the signal processing device 400 are activated. If there is an image information included in the input signal is displayed on the display unit 440 (501 and 502), if there is no input signal "no input signal" or "logo of the corresponding input terminal" Or the like may be displayed on the display unit 440. In addition, the controller 430 may display a name indicating an input terminal on a portion 504 of the display unit 440. In addition, the controller 430 may further display a button 505 on the display unit 440 to indicate that there are additional input terminals not displayed other than the input terminal displayed on the display unit 440. have. In addition, when the add button 505 is clicked, the controller 430 displays image information input through any input terminal not displayed on the display unit 440 from among the plurality of input terminals. Control to display

As another example, as illustrated in FIG. 5B, the controller 430 may determine whether the input signal is input based on whether the plurality of input terminals of the signal processing apparatus 400 are activated. Display information 501 and 502 included in the display unit 440, and if there is no input signal, control the display unit 440 to display 506 by deactivating the display area of the corresponding input terminal. have.

As another example, as illustrated in FIG. 5C, the controller 430 may be configured to activate the plurality of input terminals included in the signal processing apparatus 400 through a corresponding input terminal having an input signal. Only the input signal may be controlled to be displayed on the display unit 440 (501 and 507).

As such, the method of displaying the image information 501 currently being viewed and the image information 502, 503, 506, and 507 included in the signal input through the input terminal on the display unit 440 is based on the designer's design. It may be variously implemented by, and is not limited to the above embodiment (S140).

Thereafter, when any one of a plurality of image information displayed on the display unit 440 is selected, the controller 430 processes a signal input through an input terminal corresponding to the selected image information, and then, The image information and the audio information included in the signal processed signal are controlled to be output through the display unit 440 and the audio output unit 450.

For example, as shown in FIG. 5A, a plurality of image information (that is, the image 501 and the A image and the B image 502, etc.) are displayed on the display unit 440. When the "A-image" input through is selected, the controller 430 processes a signal input through the component terminal corresponding to the "A-image", and then is included in the signal-processed signal. The image information and the audio information may be controlled to be output through the display unit 440 and the audio output unit 450 (S150).

As described above, in response to the click of the input switch button, the image information input from the corresponding terminal in which a signal is detected among the plurality of input terminals may be displayed on the display unit to provide a preview function.

In addition, the terminal may be configured to variously indicate whether the terminals are activated according to the presence of an input signal.

6 is a flowchart illustrating a signal processing method according to a second embodiment of the present invention.

First, the controller 430 processes a signal (for example, a broadcast signal) input through any one input terminal (for example, a “first input terminal”) among a plurality of input terminals, and then processes the signal. The video signal and / or audio signal included in the signal processed signal is output through the display unit 440 and / or the audio output unit 450 (S210).

Thereafter, the controller 430, when any predetermined specific button provided in the signal processing device 400 is clicked, or if any predetermined specific button displayed on a portion of the display unit 440 is clicked, Detecting whether the input terminal other than the first input terminal is activated among a plurality of input terminals. That is, when the predetermined specific button is clicked, the controller 430 detects whether there is a signal input through the remaining input terminals other than the first input terminal among the plurality of input terminals (S220).

Thereafter, when there is a signal input through at least one or more input terminals among the remaining input terminals, the controller 430 processes a signal input through the at least one or more input terminals, respectively (S230).

Subsequently, as illustrated in FIG. 5A, the controller 430 displays image information included in a signal input through the first input terminal in a partial region 501 of the display unit 440, and Controls to display image information included in a signal input through at least one input terminal in real time on the other area 502 of the display unit 440.

In this case, various methods of displaying image information included in the signal input through the first input terminal and the at least one input terminal on the display unit 440 may be implemented (S240).

Thereafter, when any one of a plurality of image information displayed on the display unit 440 is selected, the controller 430 processes a signal input through an input terminal corresponding to the selected image information, and then, The image information and the audio information included in the signal processed signal are controlled to be output through the display unit 440 and the audio output unit 450.

For example, as shown in FIG. 5A, a plurality of image information (that is, the image 501 and the A image and the B image 502, etc.) are displayed on the display unit 440. When the "A-image" input through is selected, the controller 430 processes a signal input through the component terminal corresponding to the "A-image", and then is included in the signal-processed signal. The image information and the audio information may be controlled to be output through the display unit 440 and the audio output unit 450 (S250).

7 is a flowchart illustrating a signal processing method according to a third embodiment of the present invention.

First, the controller 430 processes a signal (eg, a broadcast signal) corresponding to a specific channel (or a specific frequency) among signals input through an arbitrary input terminal, and then processes the predetermined signal. The video signal and / or the audio signal included in the signal are output through the display unit 440 and / or the audio output unit 450 (S310).

Thereafter, the controller 430 may click any other predetermined button (for example, a channel switching button) provided in the signal processing apparatus 400, or may be displayed on a portion of the display unit 440. When another predetermined button (for example, a channel switching button) is clicked, a signal corresponding to at least one or more remaining channels except for the specific channel among a plurality of channels is respectively processed.

For example, when the channel switch button is clicked, the controller 430 may remove the specific channel (the fifth channel) from among the plurality of channels (the first channel, the second channel, ..., the Nth channel). Each channel (the first channel, the second channel, the third channel, the fourth channel, the sixth channel, ..., the Nth channel) by using a plurality of tuners provided in the signal processing apparatus 400 Signals corresponding to the channels may be predetermined signal processed. In this case, the control unit 430 may be configured to process a signal corresponding to each channel for a predetermined number of channels before and after the specific channel by using the plurality of tuners (S320).

Subsequently, as illustrated in FIG. 8, the controller 430 may output image information included in a signal corresponding to the specific channel (eg, the fifth channel) to the partial region 511 of the display unit 440. The image information included in the signals corresponding to the predetermined number of channels before and after the specific channel is displayed on the other area 512 of the display unit 440 in real time. In addition, the controller 430 may display 513 a channel name corresponding to the video information on a portion of the display unit 440. In addition, the controller 430 may further display a button 514 on the display unit 440 to indicate that there are additional channels not displayed other than the channel displayed on the display unit 440. In addition, when the add button 514 is clicked, the controller 430 transmits image information included in a signal corresponding to a channel not displayed on the display unit 440 to the display unit 440. Control to display (S330).

Subsequently, when any one of a plurality of image information displayed on the display unit 440 is selected, the controller 430 processes a signal input through a corresponding channel and a tuner corresponding to the selected image information. Subsequently, the image information and the audio information included in the signal processed signal are controlled to be output through the display unit 440 and the audio output unit 450.

For example, as illustrated in FIG. 8, a plurality of pieces of image information (that is, a fifth image 511 as a main image, a fourth image, a sixth image, a seventh image 512, etc.) are displayed on the display unit 440. If the "seventh video" is selected in the state that the (included) is displayed, the control unit 430 processes a signal input through a tuner corresponding to the "seventh video" among a plurality of tuners, and then, The image information and the audio information included in the signal processed signal may be controlled to be output through the display unit 440 and the audio output unit 450 (S340).

9 is a flowchart illustrating a signal processing method according to a fourth embodiment of the present invention.

First, the controller 430 processes a signal (for example, a broadcast signal) input through any one input terminal (for example, a “first input terminal”) among a plurality of input terminals, and then processes the signal. The video signal and / or audio signal included in the predetermined signal processed signal are output through the display unit 440 and / or the audio output unit 450 (S410).

Thereafter, the controller 430 may include a second preset second transmitted through one input terminal (eg, a “second input terminal”) among the remaining input terminals other than the first input terminal among the plurality of input terminals. The control signal is received through the communication unit 460. In this case, the second control signal includes an arbitrary command for performing a connection between the signal processing device 400 and any device connected through any one input terminal. In addition, the second control signal may be a signal generated when a predetermined button (for example, a "connection switching button") included in any device connected through the input terminal is clicked (or selected). There is (S420).

Thereafter, the controller 430 performs a connection between the signal processing device 400 and any device connected through any one input terminal based on the received second control signal.

Thereafter, the controller 430 performs a predetermined signal processing on a signal input through the one input terminal (or the second input terminal) connected to each other, and then includes image information included in the signal processed signal and The voice information is controlled to be output through the display unit 440 and the voice output unit 450 (S430).

As described above, the video information and the audio information included in the signal input through the first input terminal among the plurality of input terminals included in the signal processing apparatus 400 are output. 2 may be configured to automatically perform connection switching (or input switching) from the first input terminal to the second input terminal based on a control signal transmitted from any device connected to the second input terminal.

In addition, as described above, a specific button (for example, a "connection switching button") provided in any peripheral device (for example, any device connected to the second input terminal) or a specific of a remote controller connected to the arbitrary peripheral device. When the button is clicked, the input port setting can be facilitated by changing the input of the arbitrary peripheral device connected to the device to be used in the device (for example, the signal processing device) to be used.

10 is a flowchart illustrating a signal processing method according to a fifth embodiment of the present invention.

First, the controller 430 processes a signal (for example, a broadcast signal) input through any one input terminal (for example, a “first input terminal”) among a plurality of input terminals, and then processes the signal. The video signal and / or audio signal included in the predetermined signal processed signal are output through the display unit 440 and / or the audio output unit 450 (S510).

Thereafter, the controller 430, when any predetermined specific button provided in the signal processing device 400 is clicked, or if any predetermined specific button displayed on a portion of the display unit 440 is clicked, Predetermined signal processing is performed on signals input through at least one input terminal activated among the remaining input terminals except the first input terminal among a plurality of input terminals.

In this case, the controller 430 may include a first control signal transmitted through any one input terminal (eg, “second input terminal”) among the remaining input terminals except for the first input terminal among the plurality of input terminals. When receiving (including a command corresponding to the function of the predetermined specific button), based on the received first control signal at least one of the plurality of input terminals other than the first input terminal other than the first input terminal is activated The signals input through the above input terminals can respectively process predetermined signals.

In addition, the controller 430 may include a first control signal (the function of the preset specific button) transmitted through one input terminal (eg, “second input terminal”) of the activated at least one input terminal. Is received through at least one input terminal activated among remaining input terminals other than the first input terminal among the plurality of input terminals based on the received first control signal. Each can process a predetermined signal. Here, the first control signal may be a signal generated when the predetermined first button provided in any device connected through the second input terminal is clicked (or selected) (S520).

Subsequently, as illustrated in FIG. 5A, the controller 430 displays image information included in a signal input through the first input terminal in a partial region 501 of the display unit 440, and Controls to display the image information included in the signal input through at least one input terminal on the other area 502 of the display unit 440, respectively.

In this case, a method of displaying the image information included in the signal input through the first input terminal and the at least one input terminal on the display unit 440 may be variously implemented by a designer as described above ( S530).

Thereafter, the controller 430 receives a preset second control signal transmitted through the second input terminal. In this case, the second control signal includes an arbitrary command for performing a connection between the signal processing device 400 and any device connected through the second input terminal. In addition, the second control signal may be a signal generated when a predetermined second button (for example, a "connection switching button") provided in an arbitrary device connected through the second input terminal is clicked (S540). .

Thereafter, the controller 430 performs a connection between the signal processing device 400 and any device connected through the second input terminal based on the received second control signal.

Thereafter, the controller 430 processes a signal input through the second input terminal connected to each other, and then displays the image information and the audio information included in the signal processed signal on the display unit 440 and the Control to output through the voice output unit 450.

For example, based on the preset second control signal transmitted through the HDMI terminal corresponding to the second input terminal among the images shown in FIG. 5A, the controller 430 may be a BD to which the HDMI terminal is connected. (Blue-ray Disk) Open the communication port corresponding to the HDMI terminal of the communication port of the signal processing device 400 to connect the player and the signal processing device 400, the HDMI terminal is connected The BD player is connected to the signal processing device 400. Thereafter, the control unit 430 processes a signal input through the HDMI terminal, and then displays the image information and the audio information included in the signal processed signal through the display unit 440 and the audio output unit 450. It can be controlled to output through (S550).

As such, the image information and the audio information included in the signal input through the first input terminal among the plurality of input terminals included in the signal processing apparatus 400 are output. A preview function for the image information input through the input terminal, and switching the input to the second input terminal based on a control signal transmitted from any device connected to the second input terminal among the plurality of input terminals. Can be configured to be automatic.

In addition, when a predetermined specific button is clicked, a preview function for image information input through an activated input terminal is provided, and any peripheral device (for example, any device connected to the second input terminal) is provided. When a specific button (for example, a "connection switching button") provided in the button or a specific button of a remote control connected to the arbitrary peripheral device is clicked, the device that wants to use the device (for example, the signal processing device) to be used. By changing the input of any of the peripheral devices connected to use, the input port setting can be facilitated.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Accordingly, the embodiments disclosed in the present invention are not intended to limit the technical spirit of the present invention but to describe the present invention, and the scope of the technical spirit of the present invention is not limited by these embodiments. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

1 is a block diagram showing a configuration of a mobile terminal for explaining a signal processing apparatus according to an embodiment of the present invention.

2 is a block diagram showing the configuration of a telematics terminal for explaining a signal processing apparatus according to an embodiment of the present invention.

3 is a block diagram showing a configuration of a signal processing apparatus according to an embodiment of the present invention.

4 is a flowchart illustrating a signal processing method according to a first embodiment of the present invention.

5A to 5C illustrate screens of a display unit according to an exemplary embodiment of the present invention.

6 is a flowchart illustrating a signal processing method according to a second embodiment of the present invention.

7 is a flowchart illustrating a signal processing method according to a third embodiment of the present invention.

8 is a diagram illustrating a screen of a display unit according to an exemplary embodiment of the present invention.

9 is a flowchart illustrating a signal processing method according to a fourth embodiment of the present invention.

10 is a flowchart illustrating a signal processing method according to a fifth embodiment of the present invention.

Claims (20)

Detecting whether an input terminal other than a first input terminal of the plurality of input terminals is activated; As a result of the sensing, storing at least one signal input through at least one input terminal activated among the remaining input terminals at a predetermined time interval; And And when the input switch button is clicked, displaying the signal input through the first input terminal and the stored at least one signal by predetermined signal processing. The method of claim 1, wherein the plurality of input terminals, A signal processing method comprising at least one of an antenna terminal, a composite terminal, an S-video terminal, a component terminal, an RGB terminal, a scart terminal, a digital visual interface terminal, and a high definition multimedia interface terminal. The method of claim 1, wherein the first input terminal, And an antenna terminal, a composite terminal, an S-video terminal, a component terminal, an RGB terminal, a scart terminal, a digital visual interface terminal, and a high definition multimedia interface terminal. The method of claim 1, wherein the displaying of the input signal by predetermined signal processing comprises: Processing a signal input through the stored at least one input terminal when the input switching button is clicked; Displaying image information included in the signal processed signal on a portion of a display unit; And And processing a predetermined signal to display image information included in the signal input through the first input terminal in the other partial region of the display unit. The method of claim 1, When any one of a signal input through the first input terminal displayed by being processed by the signal and image information included in the at least one or more signals is selected, a signal input through the input terminal corresponding to the selected image information is predetermined. And processing the signal to output the signal. Detecting whether an input terminal other than a first input terminal of the plurality of input terminals is activated when the input switch button is clicked; And And detecting and displaying a signal input through at least one input terminal activated from the remaining input terminals and a signal input through the first input terminal, respectively, as a result of the sensing. Treatment method. The method of claim 6, wherein the plurality of input terminals, A signal processing method comprising at least one of an antenna terminal, a composite terminal, an S-video terminal, a component terminal, an RGB terminal, a scart terminal, a digital visual interface terminal, and a high definition multimedia interface terminal. The method of claim 6, wherein the displaying of the input signal by predetermined signal processing comprises: Receiving at least one signal input through the activated at least one input terminal; Pre-processing the input at least one signal; Displaying at least one or more image information included in the signal processed at least one signal on a partial region of the display unit; And And processing a predetermined signal to display image information included in the signal input through the first input terminal in the other partial region of the display unit. The method of claim 6, When any one of a signal input through the first input terminal that is processed and displayed by the signal processing and image information included in the at least one signal is selected, a signal input through the input terminal corresponding to the selected image information is selected. And a step of outputting by processing a predetermined signal. Receiving a control signal transmitted through one of the plurality of input terminals; Performing a connection with a specific device connected to any one input terminal based on the received control signal; And And processing and displaying a signal input through the one of the connected input terminals. When a predetermined input switching button is clicked, displaying and processing a signal input through at least one input terminal activated among a plurality of input terminals by predetermined signal processing; Receiving a control signal transmitted through any one of the at least one input terminal; Performing a connection with a specific device connected to any one input terminal based on the received control signal; And And processing and displaying a signal input through the one of the connected input terminals. The method of claim 10 or 11, wherein the control signal, And a command for connection between the specific device and the signal processing device. A control unit configured to perform a predetermined signal processing on at least one signal stored through the first input terminal and at least one signal stored according to whether an input terminal other than the first input terminal of the plurality of input terminals is activated when the input switch button is clicked; And And a display unit for displaying at least one or more image information included in the at least one signal processed and the image information included in the signal input through the first input terminal. The method of claim 13, wherein the control unit, Detecting whether the remaining input terminal is activated and controlling the at least one signal input through the activated one or more input terminals to be stored in a storage unit at predetermined time intervals. The method of claim 13, wherein the control unit, And when one of the at least one displayed image information is selected, processing a signal input through an input terminal corresponding to the selected image information and outputting a predetermined signal. When the input switching button is clicked, at least one signal input through the at least one input terminal activated by detecting the activation of the remaining input terminals other than the first input terminal among the plurality of input terminals and the first input terminal A control unit which processes a signal input through a predetermined signal, respectively; And And a display unit for displaying at least one or more image information included in the at least one signal processed and the image information included in the signal input through the first input terminal. The method of claim 16, wherein the control unit, And when one of the at least one displayed image information is selected, processing a signal input through an input terminal corresponding to the selected image information to output a predetermined signal. Perform connection with a specific device connected to any one input terminal based on a control signal transmitted through any one of a plurality of input terminals, and predetermined signal input through the one connected input terminal A controller for signal processing; And And a display unit for displaying image information included in the signal processed signal. A display unit configured to display a signal input through at least one input terminal activated among a plurality of input terminals by predetermined signal processing under a control of a controller when a predetermined input switching button is clicked; And Perform a connection with a specific device connected to any one input terminal based on a control signal transmitted through any one of the at least one input terminal, and the signal input through the one connected input terminal And a control unit configured to process a predetermined signal. The method of claim 19, wherein the control unit, And controlling the display unit to display image information included in the signal inputted through any one of the input terminals.

Images