KR20110112919A - Method for providing contents user interface and terminal - Google Patents

Abstract

The present invention relates to a method and a system for providing a user interface of a terminal, wherein the terminal executes content according to a user's request, and controls execution of the content according to a control command while outputting the executed content on a virtual screen therein. This allows the user to protect his or her privacy from the eyes of others while the content is being executed in a public place, and the user can be provided with the content through a virtual screen inside the terminal, thereby inducing interest accordingly. It can be used as various input means by detecting a control command.

Description

Method for providing contents user interface and terminal {Method for providing contents user interface and terminal}

The present invention relates to a method and a terminal for providing a user interface, and more particularly, a terminal executes content according to a user's request, and controls execution of the content according to a gesture input while outputting the executed content on a virtual screen therein. The present invention relates to a method and a terminal for providing a user interface for providing contents.

Recently, with the development of technology related to the terminal and its spread, the terminal has become a necessity of the individual. In addition, with the spread of terminals, operators have provided various services to meet the needs of users. For example, mobile service providers currently use camera functions, digital broadcast playback services, wireless Internet services, short message services (SMS), multimedia messages, as well as calling functions between the sender and receiver, which are the main functions through the mobile network. It provides various functions and services such as services (MMS, Multimedia Message Service) to the terminal. In particular, recent terminal-related services, including the proposed functions and services, provide a variety of additional services to suit the user's preferences. A user of a terminal providing such an additional service typically operates a terminal or inputs necessary information into the terminal using input means such as a keypad, a touch screen, a joystick, and a scroll wheel provided in the terminal.

However, the user may be exposed to the screen from others while violating personal privacy while executing these functions of the terminal.

In order to solve such a conventional problem, an object of the present invention is to output the content on the virtual screen inside to protect the privacy of the user using the terminal, so that only the user can view the screen according to the execution of the content It is intended to provide a method and a terminal.

Another object of the present invention is to provide a user interface method and a terminal for controlling the execution of content by sensing a control command such as a gesture, a specific key input or a voice input of a user with various input means for executing the content.

In the terminal of the present invention for achieving the above object, the user includes a lens unit for confirming the specific content and a control unit for executing the specific content, and outputs the executed specific content on the virtual screen therein; It is done.

The terminal according to the present invention further includes a sensor unit for detecting whether a user's pupils are in proximity, and when the proximity of the pupils is confirmed through the sensor unit, the controller outputs specific content to the virtual screen.

The terminal according to the present invention further includes a display unit for displaying specific content, and the controller is configured to turn off the display of the specific content by controlling the display unit when the pupils are in close proximity.

In the terminal according to the present invention, the sensor unit further detects a user's gesture input, and the controller controls the execution of specific content according to a control command corresponding to the input of the gesture detected through the sensor unit.

In the terminal according to the present invention, the sensor unit detects infrared rays generated from a ring type or band type motion device worn on the user's hand, and transmits the detected infrared rays to the control unit.

In the terminal according to the present invention, the lens unit is characterized by consisting of at least one lens of the concave lens, the convex lens and the three-dimensional lens that can identify the specific content.

In the user interface method of the terminal according to the present invention, the step of selecting a specific content in the terminal, the step of executing the specific content selected by the terminal and the terminal outputs the specific content on the virtual screen in accordance with the execution of the specific content Characterized in that it comprises a step.

In the user interface method of the terminal according to the present invention, the step of executing the terminal displays the specific content on the display unit, the terminal determines whether the user's eyes are close to the terminal while displaying the specific content, and the terminal pupil The method may further include turning off the display of the specific content according to the proximity of.

In the user interface method of the terminal according to the present invention, the determining may include the steps of the terminal recognizing the pupil, the step of analyzing the proximity of the pupil recognized by the terminal, and the determination of the proximity according to the analysis result. Characterized in that it comprises a.

In the user interface method of the terminal according to the present invention, the outputting step includes the step of the terminal enlarging an image of a specific content and the step of outputting the enlarged image of the terminal to a virtual screen.

In the user interface method of the terminal according to the present invention, the outputting step further comprises the step of turning off the output of the specific content displayed on the display unit when the specific content is output on the virtual screen.

A user interface method of a terminal according to the present invention, after the outputting step, the terminal detects a control command and the terminal further comprises the step of controlling the output of the specific content according to the detected control command. .

In the method for providing a user interface of a terminal according to the present invention, the control command is characterized by being detected by at least one of a gesture input, a specific key input, and a voice input.

In the user interface method of the terminal according to the present invention, the detecting may include: determining whether a control command is input by the terminal; when the control command is input, analyzing the control command by the terminal; Characterized in that it comprises a step of identifying.

In the user interface method of the terminal according to the present invention, the controlling step is characterized in that the terminal controls the output of at least one of fast playing, slow playing, increasing volume and decreasing volume according to a control command. .

In the user interface method of the terminal according to the present invention, after the outputting step, the terminal further comprises the step of detecting the pupil away from the terminal and if the pupil away, the terminal further comprises the step of turning off the specific content output on the virtual screen Characterized in that.

According to the present invention, the user of the terminal can protect the privacy of the individual by preventing the screen of the content from being viewed by others while using the content in a public place.

In addition, since the user may be provided with content through a virtual screen inside the terminal, the user may increase interest in using the content.

In addition, the terminal detects a control command according to a gesture generated by the user while executing the content and controls the execution of the content by applying the detected gesture to various input means, thereby increasing the fun of the user.

1 is a block diagram illustrating a system for providing a user interface of a terminal according to an exemplary embodiment of the present invention.
2 is a diagram illustrating a configuration of a terminal according to an exemplary embodiment of the present invention.
3 is a block diagram illustrating a schematic configuration of a terminal according to an exemplary embodiment of the present invention.
4 is a flowchart illustrating a user interface providing method of a terminal according to an exemplary embodiment of the present invention.
5 is a screen example for explaining a user interface providing method of a terminal according to an exemplary embodiment of the present invention.
FIG. 6 is a flowchart for describing in detail a step of outputting the content of FIG. 4.
FIG. 7 is a flowchart for describing a step of detecting the control command of FIG. 4 in detail.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, in the following description and the accompanying drawings, detailed descriptions of well-known functions or configurations that may obscure the subject matter of the present invention will be omitted. In addition, it should be noted that like elements are denoted by the same reference numerals as much as possible throughout the drawings.

The terms or words used in the specification and claims described below should not be construed as being limited to the ordinary or dictionary meanings, and the inventors are appropriate to the concept of terms in order to explain their invention in the best way. It should be interpreted as meanings and concepts in accordance with the technical spirit of the present invention based on the principle that it can be defined. Therefore, the embodiments described in the present specification and the configuration shown in the drawings are only the most preferred embodiments of the present invention, and do not represent all of the technical ideas of the present invention, and various alternatives may be substituted at the time of the present application. It should be understood that there may be equivalents and variations.

Hereinafter, a terminal according to an embodiment of the present invention will be described as a representative example of a mobile communication terminal using a mobile communication network to recognize a user's control command and provide a user interface, but the terminal is not limited to the mobile communication terminal, It will be apparent that the present invention can be applied to all information and communication devices and multimedia devices and applications thereof.

1 is a block diagram showing a system for providing a user interface of a terminal according to an embodiment of the present invention, Figure 2 is a view showing the configuration of a terminal according to an embodiment of the present invention.

1 and 2, a system for providing a user interface of a terminal 10 (hereinafter, the privacy protection system 100) according to an embodiment of the present invention outputs content selected by a user to a virtual screen therein. The execution of the content is controlled according to a control command generated by a gesture, a specific key input, or a voice input of a user wearing the heavy motion device 20.

The terminal 10 executes the content at the request of the user. At this time, the terminal 10 may output the content on the virtual screen inside for privacy protection. Then, the terminal 10 may analyze the infrared rays sensed by the motion device 20 and check the control command according to the analyzed infrared rays to control the execution of the content. In this case, as shown in FIG. 2, the terminal 10 may include a lens unit 15 through which a user may view an internal virtual screen. That is, the user may use the content output inside the terminal 10 using the lens unit 15 without disturbing the eyes of others.

The terminal 10 may control the execution of the content by recognizing a gesture of the user while executing the content on the virtual screen therein.

The motion device 20 is manufactured in a ring or bracelet type that can be easily worn by a user and can be worn on a user's finger or wrist. The motion device 20 is manufactured in a band type and attached like a band-aid. It emits light in the visible region. Here, when the motion device 20 is an object that emits infrared rays, the terminal 10 preferably includes an infrared sensor or an infrared camera to detect infrared light emitted from the motion device 20.

3 is a block diagram illustrating a schematic configuration of a terminal according to an exemplary embodiment of the present invention.

1 to 3, a terminal 10 having a project function according to an embodiment of the present invention includes a control unit 11, an input unit 12, a display unit 13, a sensor unit 14, and a lens unit ( 15), an audio processing unit 16, a storage unit 17 and a communication unit 18.

The communication unit 18 functions to perform communication of the terminal 10. For example, the communication unit 18 performs data communication including voice communication and video communication. Here, the communication unit 18 includes an RF transmitter for up-converting and amplifying the frequency of the transmitted signal, and an RF receiver for low-noise-amplifying and down-converting the received signal. In particular, the communication unit 18 according to an embodiment of the present invention may download the content from the server at the request of the user.

The input unit 12 receives a number or character information and includes a plurality of input keys and function keys for setting various functions. In this case, the function keys may include a direction key, a side key and a shortcut key set to perform a specific function. In addition, the input unit 12 generates a key signal input in connection with the user setting and the function control of the control unit 11, and transmits it to the control unit 11. In particular, the input unit 12 according to an embodiment of the present invention may transmit an input signal for executing the content and an input signal for outputting the content to the virtual screen therein to the controller 11. In addition, the input unit 12 transmits a signal for the specific key input while the specific content is output on the internal virtual screen to the control unit 11.

The display unit 13 may be a liquid crystal display (LCD), an organic light emitting diode (OLED), or the like. When the LCD is applied, the display unit 13 controls the LCD terminal controller and the LCD data. Memory and an LCD display element, etc. which can be stored can be provided. Here, when a display device such as an LCD and an OLED is implemented by a touch screen method, the screen of the display unit 13 may be operated as the input unit 12. In particular, the display unit 13 according to an embodiment of the present invention displays the content to be executed in response to a user's request on the screen. In addition, the display unit 13 may display a screen for a control command recognized through the sensor unit 14.

The sensor unit 14 may emit light, detect a physical signal such as a user's movement or an object's movement input from the outside, and transmit the detected physical signal to a signal processor (not shown). In this case, the sensor unit 14 may use an infrared sensor that detects an external object approaching a predetermined detection area using infrared rays. Here, the sensor unit 14 may be classified into an active type for detecting a change by radiating infrared light and a passive type for detecting only a change in the infrared light received from the outside without having a light emitting part on its own. In particular, when the sensor unit 14 is actively configured, a light emitting unit (not shown) including a light emitting diode (LED) that emits infrared rays (IR), a diode capable of sensing reflected light, or It may be configured as a light receiving unit (not shown) made of a detector such as a transistor (Transister, TR). In addition, the sensor unit 14 may be attached to the lens unit 15 to detect the proximity of the user's eyes.

The light emitting unit may serve to emit light to an external arbitrary object according to a signal of the controller 11, and the light receiving unit may serve to detect light reflected from an external object through a detector. In detail, the light emitting unit emits a predetermined amount of infrared rays, and the light receiving unit may detect a change in voltage according to the amount of infrared rays reflected by the object. In particular, in the exemplary embodiment of the present invention, the sensor unit 14 may detect a physical quantity or a chemical quantity such as temperature, heat, pressure or radiation intensity by using infrared rays, and convert the sensor quantity 14 into an electrical quantity capable of signal processing. Here, the sensor unit 14 is activated under the control of the controller 11, and detects infrared rays generated according to a user's movement, that is, a gesture, and transmits a signal corresponding to the controller 11. The method 14 may use a method of detecting infrared rays entering the light receiver using a comparator, and a method of detecting infrared rays through an analog digital converter (ADC) of a microcontroller.

In addition, the sensor unit 14 may detect a change in the pupil of the user. To this end, the sensor unit 14 may include a camera unit (not shown). That is, the camera unit performs a photographing function of the subject, and in particular, acquires an image of a user for processing a screen using eye recognition. In this case, the camera unit may include an image sensor, a signal processor, and an image processor. The image sensor converts the optical signal of the captured image into an analog signal. The signal processor converts an analog signal into a digital signal. The image processing unit processes the image signal input through the signal processing unit to obtain image data, and outputs the acquired image data through the control unit 11 or the display unit 13 or stores it in the storage unit 17. That is, the sensor unit 14 may include a camera composed of at least one image sensor to track the change of the user's eyes. In detail, the sensor unit 14 activates an infrared sensor and a camera to recognize a control command by a gesture of a user while executing content on a virtual screen inside the terminal under the control of the controller 11. When the functions of the infrared sensor and the camera are activated, the sensor unit 14 analyzes the infrared rays detected by the user's gesture to obtain a control command. In addition, the sensor unit 14 may obtain a control command according to a specific key input and a voice input input by the user.

The lens unit 15 may be configured of a lens such as a convex lens, a concave lens, and a three-dimensional lens so that a user may use a specific content according to an embodiment of the present invention. In particular, the lens unit 15 is a head mounted display (HMD) technology and Non-HMD technology by applying a 1-inch installed in the position close to both eyes in the form of a user looking at the virtual screen formed by focusing the distance in front of the eyes The control unit 11 is controlled to form a large virtual screen by enlarging an image generated from a micro display such as an LCD or an OLED. At this time, the lens unit 15 may be configured in plural so that the user can view the content output on the internal virtual screen. In detail, the HMD may be classified into an optical HMD and an image HMD. Here, the optical HMD is attached to the semi-transparent optical synthesizer in front of the user, the user can see the virtual image projected by the optical synthesizer at the same time while looking directly at the real world environment through the optical synthesizer. In addition, one or more cameras are separately installed in the HMD in order to acquire an image of the real world environment. Then, the real world image input from the camera and the virtual image generated by the computer are synthesized using the video synthesizer and displayed on a display device such as an LCD attached to the HMD.

Non-HMD is divided into small and large display devices. In this case, the small display device requires a high resolution result image, such as a medical field, and is used in a special environment in which a heavy HMD cannot be worn. In addition, the large display device may be configured in such a manner that a user wearing shutter glasses views a three-dimensional object appearing on a large screen composed of one or more projectors or a monitor such as a CRT.

The audio processor 16 reproduces an audio signal or transmits an audio signal input from a microphone MIC to the controller 11. At this time, the audio processor 16 converts the audio signal into an audible sound through the speaker SPK, and outputs an analog signal such as a voice received from the microphone MIC into a digital signal. In particular, the audio processor 15 may provide audio data for content executed according to a user's request and a warning sound or an effect sound according to the execution of the function of the terminal 10.

The storage unit 17 stores an application program required for the functional operation of the terminal 10. The storage unit 17 may largely include a program area and a data area. In particular, the program area according to an embodiment of the present invention is an operating system (OS) for booting the terminal 10, a program for executing content according to a user's request, and a program for determining whether the user is close to the change of the pupil. And a gesture recognition program. In this case, when the terminal 10 activates each function in response to a user's request, the terminal 10 provides each function by using corresponding application programs under the control of the controller 11. The data area is an area where data generated according to use of the terminal 10 is stored. In particular, the data area according to an embodiment of the present invention may store content downloaded from a server and data on a user's gesture. In addition, the storage unit 17 preferably stores a control command according to a user's gesture, a specific key input, and a voice input.

The controller 11 may initialize each configuration of the terminal 10 and perform necessary signal control. In particular, the control unit 11 according to an embodiment of the present invention executes the content at the request of the user. Here, the control unit 11 selects content and displays the selected content on the display unit 13.

The controller 11 determines whether the pupil of the user is close by the sensor unit 14 during the execution of the content. Here, the controller 11 may recognize the pupil, detect the change of the recognized pupil, and determine whether the pupil is close according to the detected pupil. At this time, if the pupil is close, the control unit 11 turns off execution of the content output to the display unit 13.

The control unit 11 outputs the content. Here, the controller 11 may enlarge an image of the content and output the enlarged image to an internal virtual screen.

The controller 11 detects a control command while outputting content to an internal virtual screen. At this time, if a control command is detected, the controller 11 may analyze the control command and check the analyzed control command. That is, the controller 11 detects infrared rays generated from the motion device 20 worn on the user's hand and checks the control command. In addition, the controller 11 may receive a control command from the input unit 12 according to a signal for a specific key input while specific content is output on an internal virtual screen. In addition, the controller 11 may recognize a control command by detecting a voice of a user input while specific content is output on an internal virtual screen.

The control unit 11 is applied to the HMD technology or Non-HMD technology, such as a user sees a virtual screen formed by focusing at a distance in front of the eyes, such as an LCD or OLED of 1 inch or less installed in a position close to both eyes, etc. The image generated from the micro display can be enlarged through the optical system to form a large virtual screen.

The controller 11 controls the execution of the content according to the detected gesture. That is, the controller 11 may control the output of the content according to the control command. For example, the control unit 11 stops the playback of the content when the user's control command is a circular motion, and quickly plays the content when the gesture moves from left to right, and the control command moves from right to left. To control the execution of the content, such as playing the content slowly, increasing the volume of the content if the control command is moving from the bottom up, or decreasing the volume of the content if the control command is moving from the top to the bottom. Can be. On the other hand, the control command according to an embodiment of the present invention is not limited to the presented output, the user can control the execution of the content by various control commands in addition to the suggested output.

The controller 11 may activate an infrared sensor and a camera to recognize a control command by a user's gesture while executing content on an internal virtual screen. When the functions of the infrared sensor and the camera are activated, the controller 11 may recognize a control command through the sensor unit 14. In this case, the control unit 11 may spectrum-process or image-process infrared rays to recognize a control command through analysis of the infrared rays sensed by the sensor unit 14.

The controller 11 may control to turn off specific content output to the virtual screen when the user's pupil is detected to be far away. That is, when it is determined whether the pupil is in proximity to the sensor unit 14, the control unit 11 turns off execution of specific content output on the virtual screen according to the determined result, and displays the specific content on the display unit 13. Can be.

4 is a flowchart illustrating a user interface providing method of a terminal according to an exemplary embodiment of the present invention, and FIG. 5 is a screen example illustrating a user interface providing method of a terminal according to an exemplary embodiment of the present invention.

1 to 5, in the method of providing a user interface of the terminal 10 according to an exemplary embodiment of the present disclosure, the controller 11 selects and executes content in step S11. In this case, the controller 11 may execute the content on the display unit 13.

While executing the content, the control unit 11 outputs the content in step S13. In this case, the controller 11 may determine whether there is proximity according to the change of the user's eyes and output the content to the virtual screen inside. Herein, the controller 11 may turn off execution of the content output to the display unit 13. For example, as illustrated in FIG. 5, the controller 11 may output content selected by a user to an internal virtual screen. That is, the user may protect the content output inside the terminal 10 from the eyes of others through the lens unit 15 and use the same. Detailed description thereof will be described with reference to FIG. 6.

While outputting the content, the controller 11 detects a control command from the motion device 20 in step S15. In this case, the controller 11 may determine whether an input of a control command is detected. Then, when the control command is detected, the control unit 11 analyzes the control command and confirms the analyzed control command. Detailed description thereof will be described with reference to FIG. 7. Here, the control command according to an embodiment of the present invention may be detected by at least one input of a user's gesture, a specific key input, and a voice input.

If the control command is detected, the control unit 11 controls the execution of the content according to the control command in step S17. That is, the controller 11 may classify the control command according to the motion device 20 worn on the user's hand and control the output of the content. In addition, the controller 11 may detect a control command according to a user's hand gesture and control the output of the content. In addition, the controller 11 may control the output of the content by detecting a control command according to a user's voice input or a specific key input signal.

This allows the user to protect his or her privacy in a public place, and can be provided with content through the virtual screen inside the terminal, which can induce interest, and control commands through a ring worn on the user's hand. It can be used as various input means for sensing.

FIG. 6 is a flowchart for describing in detail a step of outputting content through the project of FIG. 4.

1 to 6, in detail, the step of outputting content through a project according to an embodiment of the present invention will be described in detail. First, the controller 11 closes the user's pupil to the lens unit 15 in step S21. In order to check whether the sensor unit 14 is activated. Then, the controller 11 determines whether the pupil is close in step S23. Here, the controller 11 recognizes the pupil of the user and detects the change of the recognized pupil. Thereafter, the controller 11 determines whether there is proximity according to the detected change of the pupil. In the meantime, when the pupils are not in close proximity, the controller 11 may continue to display the content on the display unit 13.

If the pupil is close, the control unit 11 turns off execution of the content output to the display unit 13 in step S24. In addition, the control unit 11 enlarges the image of the content in step S25. Then, the controller 11 may output the enlarged image in the step S27 to the internal virtual screen. In the meantime, when the pupils are not in close proximity, the controller 11 may continue to display the content on the display unit 13.

FIG. 7 is a flowchart for describing a step of detecting the control command of FIG. 4 in detail.

Referring to FIGS. 1 to 7, the step of detecting a control command according to an embodiment of the present invention will be described in detail. First, the control unit 11 wears a motion device worn by a user through the sensor unit 14 in step S31. Infrared rays generated from 20 are sensed. In this case, when the infrared rays are detected, the controller 11 determines whether the infrared rays change in step S33. That is, the controller 11 may recognize a change in infrared rays emitted from the motion device 20 worn on the user's hand. On the other hand, if the infrared change is not detected, the controller 11 continuously checks whether infrared light is detected.

When the infrared change is detected, the controller 11 analyzes the infrared rays detected in step S35. For example, the controller 11 may detect a form in which a control command according to a gesture of a user moves from left to right, moves from right to left, moves from bottom to top, moves from top to bottom, and draws a circle. In this case, the terminal 10 preferably stores the control command according to the user's operation in the storage unit 17. In addition, the control unit 11 according to an embodiment of the present invention may recognize a control command according to a signal for a specific key or a voice input input while specific content is output on an internal virtual screen.

If the gesture is analyzed, the control unit 11 controls the execution of the content according to the control command analyzed in step S37 and outputs. For example, the control unit 11 stops the playback of the content when the control command according to the gesture of the user draws a circle, quickly plays the content when the gesture moves from the left to the right, and the control command is on the right. If the action moves to the left, the content is played slowly. If the control command moves from the bottom up, the content volume increases. If the control command moves from the top to the bottom, the content volume decreases. Can be controlled.

In addition, in the detecting of the control command according to an exemplary embodiment of the present disclosure, the terminal 10 may directly sense infrared rays detected by a user's gesture. That is, the terminal 10 may recognize a control command according to a gesture of a user who does not wear the motion device 20 generating infrared rays, and control and output content execution. In detail, the terminal 10 may activate an infrared sensor and a camera to recognize a control command according to a gesture of a user while executing content on a virtual screen therein. When the functions of the infrared sensor and the camera are activated, the terminal 10 may recognize a control command. Thereafter, the terminal 10 may control the execution of the corresponding content according to the recognized control command.

On the other hand, the embodiments of the present invention disclosed in the specification and drawings are merely presented specific examples for clarity and are not intended to limit the scope of the present invention. It is apparent to those skilled in the art that other modifications based on the technical idea of the present invention can be carried out in addition to the embodiments disclosed herein.

The present invention is applied to various types of user devices such as mobile communication terminals, PMPs, PDAs, notebook computers, and MP3 players, and the terminal executes specific contents according to a user's request, and outputs the contents to a virtual screen therein. By controlling the execution of the content according to the user, the user can protect his or her privacy from the eyes of others while using the content in a public place, and the content can be provided through a virtual screen inside the terminal, thereby causing interest. In addition, the control command generated according to the user's gesture can be detected and used as various input means.

10: terminal
11: control unit
12: input unit
13: display
14: sensor unit
15: lens unit
16: audio processor
17: storage
18: communication unit
20: motion device
100: privacy system

Claims (15)

A lens unit for checking a specific content by a user; And
A control unit which executes the specific content and outputs the executed specific content to an internal virtual screen;
And a second terminal. The method of claim 1,
A sensor unit which detects whether the pupil of the user is close;
Further comprising:
The controller, if the proximity of the pupil is confirmed through the sensor unit, characterized in that for outputting the specific content on the virtual screen. The method of claim 2,
A display unit displaying the specific content;
Further comprising:
And the controller controls the display unit to turn off the display of the specific content when the pupils are in proximity. The method of claim 2, wherein the sensor unit
Further detecting a gesture input of the user,
And the controller controls execution of the specific content according to a control command corresponding to the gesture input detected through the sensor unit. The method of claim 4, wherein the sensor unit
And detecting infrared rays generated from a ring type or band type motion device worn on the user's hand and transmitting the detected infrared rays to the controller. The method of claim 1, wherein the lens unit
And at least one of a concave lens, a convex lens, and a three-dimensional lens for identifying the specific content. Selecting specific content in the terminal;
Executing, by the terminal, the selected specific content; And
Outputting, by the terminal, the specific content to an internal virtual screen according to execution of the specific content;
User interface method of the terminal comprising a. 8. The method of claim 7, wherein said executing is
Displaying, by the terminal, the specific content on a display unit;
Determining, by the terminal, whether a user's eyes are close to the terminal while displaying the specific content; And
The terminal turning off the display of the specific content according to the proximity of the pupil;
The user interface method of the terminal further comprising. The method of claim 8, wherein the determining step
Recognizing the pupil by the terminal;
Analyzing, by the terminal, whether the recognized pupil is close; And
Determining, by the terminal, whether the proximity is based on the analysis result;
User interface method of the terminal comprising a. The method of claim 7, wherein the outputting step
Enlarging the image of the specific content by the terminal; And
Outputting, by the terminal, the enlarged image to the virtual screen;
User interface method of the terminal comprising a. 8. The method of claim 7, wherein after the outputting step
Detecting, by the terminal, a control command; And
Controlling, by the terminal, the output of the specific content according to the sensed control command;
The user interface method of the terminal further comprising. The method of claim 11, wherein the control command
The user interface method of the terminal, characterized in that detected by at least one input of the gesture input, a specific key input and a voice input. The method of claim 11, wherein the detecting step
Determining, by the terminal, whether the control command is input;
Analyzing, by the terminal, the control command when the control command is input; And
Confirming, by the terminal, the analyzed control command;
User interface method of the terminal comprising a. 12. The method of claim 11 wherein the controlling step
And the terminal controls the output of at least one of playing the specific content quickly, playing slowly, increasing the volume, and decreasing the volume according to the control command. The method of claim 8, wherein after the outputting step
The terminal detecting that the pupil moves away from the terminal; And
If the pupil is far from the terminal, turning off the specific content output on the virtual screen;
The user interface method of the terminal further comprising.

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