WO2017142375A1

WO2017142375A1 - Mobile device provided with flexible display

Info

Publication number: WO2017142375A1
Application number: PCT/KR2017/001818
Authority: WO
Inventors: 박현민
Original assignee: 박현민
Priority date: 2016-02-18
Filing date: 2017-02-18
Publication date: 2017-08-24

Abstract

The present invention relates to a mobile device provided with a flexible display, and more specifically, to a mobile device provided with a flexible display, wherein a flexible display panel configured to be integrally connected to the front, side, and rear surfaces of the outside of the mobile device such as a smartphone is provided, and the ON/OFF of screens of display sectors at the front, side and rear surfaces comprising a flexible display can be controlled by means of a position recognition sensor provided inside the mobile device.

Description

Mobile device with flexible display

The present invention relates to a mobile device equipped with a flexible display, and in more detail, a flexible display panel configured to be integrally connected to the front side and the rear of the outside of a mobile device such as a smartphone is installed and installed inside the mobile device. The present invention relates to a mobile device equipped with a flexible display, which can control ON / OFF of a screen of a display sector on a front side and a rear side of a flexible display by a position sensor.

The mobile terminal may be configured to perform various functions. Examples of such various functions include data and voice communication functions, taking pictures or videos through a camera, storing voices, playing music files through a speaker system, and displaying images or videos.

Some mobile terminals include additional functionality to play games, while others are implemented as multimedia devices. Moreover, recent mobile terminals can receive broadcast or multicast signals to watch video or television programs.

In addition to the above functions, efforts are currently being made to support and increase the functions of the mobile terminal. The foregoing efforts include additions and improvements in software or hardware as well as changes and improvements in the structural components forming the mobile terminal.

In general, in the mobile terminal, the display module displays information processed in the mobile terminal 100. For example, when the mobile terminal is in a call mode, the mobile terminal displays a user interface (UI) or a graphic user interface (GUI) related to the call.

When the mobile terminal is in a video call mode or a photographing mode, the mobile terminal displays a photographed and / or received image, a UI, and a GUI. The display module includes a liquid crystal display, a thin film transistor-liquid crystal display, an organic light-emitting diode, a flexible display, and a 3D display. ) And the like.

Among them, the research of the flexible display (or flexible LCD) has been made in earnest due to the advantage that the shape can be freely modified. However, it seems that it will take a long time to carry a completely paper-like display like a scroll, as shown in the current fantasy film.

Therefore, many transitional forms will be used until the development of the flexible display proceeds and the usage is activated in earnest, and this form will not be significantly different from the current terminal structure.

Therefore, when the flexible display currently being developed is used in a mobile terminal, there is a need to describe its usage form and its protection method.

Prior art documents similar to the present invention include a wireless communication terminal having a display control function using a motion sensor and a method of the Republic of Korea Patent Application Publication No. 10-2005-60647.

The present invention is a mobile device having a double-sided display panel that can be implemented in both sides over the outside of the mobile device is currently being actively developed, the screen activation and touch of the panel of the front side and rear panels of the display panel It is an object of the present invention to provide a mobile device equipped with a flexible display capable of controlling the activation of the module.

In order to achieve the above object, a mobile device provided with a flexible display according to the present invention is a mobile device provided with one integrated display,

The flexible display integrated into the one sheet is installed on the front side and the rear corresponding to the outer surface of the mobile device,

The flexible display panel may include a front display panel unit covering a front portion of the mobile; A rear display panel unit covering a rear portion of the mobile; And a side display panel portion covering the side portion of the mobile,

The inside of the mobile is provided with a software module and a position sensor for controlling the ON / OFF and ON / OFF of the touch module and the front and rear of the display panel unit,

When the position sensor and the software module are linked with the flexible display panel and the front part points to the sky direction, only the screen and the touch module of the front display part are activated to be ON.

When the rear part points to the sky direction, only the screen and the touch module of the rear display part are activated to be ON.

The side display panel is characterized in that the screen and the touch module is activated to the ON to display a notification when the short message, such as to reach the mobile,

The position sensor may be any one of a gyro sensor, a geomagnetic field sensor, an acceleration sensor, an ultrasonic wave, an infrared ray, a beacon, and a GPS sensor.

According to the mobile device equipped with a flexible display according to the present invention, since the front and rear of the Out Foldable product is configured as a display panel, the user cannot see the display panel on the opposite side when folded, so that the user does not need to drive the power. Efficient,

In addition, since the display panel is composed of three sides up to the bending portion of the side portion, there is an effect that only the bending portion can be driven when a simple notification such as a sensor and a text and SNS comes in.

1 and 2 are a perspective view showing a front panel portion of a mobile device equipped with a flexible display according to the present invention.

3 and 4 are perspective views showing a rear panel portion of a mobile device with a flexible display according to the present invention.

Figure 5 is a perspective view showing a state in which all of the front and rear panels are unfolded in a mobile device having a flexible display according to the present invention.

FIG. 6 is a diagram for describing a method of controlling ON / OFF of a display unit by using a position recognition sensor such as an acceleration sensor and a gyro sensor according to an exemplary embodiment of the present invention.

7 illustrates a state before the movement of the mobile device according to the present invention occurs.

8 shows a state in which the mobile device according to the invention starts to rotate.

9 likewise shows a state in which the mobile device according to the invention is in rotation.

10 is a state in which the mobile device according to the present invention is fully rotated 180 degrees.

11 is a block diagram of a module for controlling the ON / OFF of the display unit using a position recognition sensor installed in the mobile device according to the present invention.

12 is a flowchart provided to explain a method for controlling a mobile device according to an exemplary embodiment of the present invention.

** Explanation of symbols for main parts of drawings **

10: front panel portion 20: side panel portion

30: rear panel

1 and 2, the mobile device in which the flexible display according to the present invention is installed is configured such that an integrated flexible display panel is installed over an external front, an external rear, and an external side of the mobile device.

The mobile device according to the present invention is a so-called 'Out Folderable Mobile Device', and the display panel is configured as one integrated display panel, but the front panel 10 is used for driving the display screen on / off. The side panel 20 and the rear panel 30 are configured to be driven separately.

In order to drive the flexible display panel integrated as one piece into the front panel 10, the side panel 20 and the rear panel 30, a control software module is installed inside the mobile device according to the present invention. The flexible display panel of the present invention and the control software module interlock with each other to control screen ON / OFF of the front panel 10, the side panel 20, and the rear panel 30.

A position recognition sensor is installed inside the mobile device in which the flexible display according to the present invention is installed, and the position recognition sensor is linked to a software module for controlling ON / OFF of a screen of the flexible display panel of the present invention. The panel controls screen ON / OFF of the front panel 10, the side panel 20 and the rear panel 30.

As the position recognition sensor used in the present invention, a gyro sensor, a geomagnetic field sensor, an acceleration sensor, an ultrasonic wave, an infrared ray, a beacon, a GPS sensor, or the like may be used.

If the front panel 10 of the mobile device according to the present invention is placed in the sky so that the user can see the screen of the front panel 10 and the touch panel is activated, the screen of the rear panel 30 is not visible to the user And the touch panel may be configured to be controlled to be in an inactive state.

This is to achieve the effect of efficiently distributing the power of the mobile by adjusting the rear panel screen and the touch module that the user cannot recognize with the eyes to the OFF state.

3 and 4, when the mobile device installed with the flexible display according to the present invention is turned upside down and the front panel 10 points to the ground, and controls the screen and the touch module of the front panel to be in an inactive state, By activating only the rear panel 30 and the touch module pointing in the sky direction, the user can adjust the use of the rear panel 30 only.

In addition, it is to achieve the effect of efficiently distributing the power of the mobile by adjusting the screen and the touch module of the front panel 10 that the user cannot recognize with the eyes to the OFF state.

In addition, the side panel 20 is controlled by the software installed inside the mobile so that the screen and the touch module are normally turned off, and the screen and the touch module are activated only when a notification message such as a text message arrives. Can be.

Referring to FIG. 5, when a user wants to watch a TV on a large screen through a mobile device equipped with a flexible display according to the present invention, the front panel 10, the side panel 20, and the rear panel 30 are all Make it flat so that it is one flat screen.

In this case, the control software installed inside the mobile device of the present invention activates all the screens and touch modules of the front panel 10, the side panel 20, and the rear panel 30 so that the screen is entirely in the flexible display panel. It can be adjusted to display across.

As described above, the mobile device of the present invention includes a position recognition sensor therein.

The

display units

10, 20, and 30 of the present invention visually express information, constitute a flexible display having flexibility to fold and unfold, and overlap the touch pad layer structure, thereby displaying the

display units

10, 20, and 30 ) Can operate as a touch screen to allow input of information by a user's touch.

The display unit uses a flexible display, and FIGS. 1 and 2 are front perspective views, and the display is a portion where the front panel 10 and the side panel 20 are shown to the user. 1 illustrates an intermediate form that is folded or unfolded, and FIG. 2 illustrates a folded form.

3 and 4 are rear perspective views, and the display is a portion in which the rear panel 30 and the side panel 20 are shown to the user. FIG. 3 illustrates the intermediate form that is folded or unfolded, and FIG. 4 illustrates the folded form.

FIG. 5 is an unfolded perspective view in which the front panel 10, the side panel 20, and the rear panel 30 of the display 130 may be simultaneously shown to the user.

FIG. 6 is a view referred to for describing a method of controlling ON / OFF of a display unit using a position recognition sensor such as an acceleration sensor and a gyro sensor according to an exemplary embodiment of the present invention. As shown in Figure 6, the position is recognized as a three-dimensional x, y, z axis.

Accelerometers and gyro sensors can be used to detect the exact change in x, y and z axis angles of a mobile device's movement. At this time, more accurate angles are calculated through filtering such as Kalman filter and complementary filter.

7 is a state before the movement of the mobile device occurs, only the front panel is turned on, the side panel and the rear panel is turned off. In this case, since an angle change of two or more axes must be recognized, in the embodiment, the critical angles of the x and z axes are set to a and b, respectively.

When a mobile device moves, it physically changes at least two axes. For example, if the x-axis and the z-axis change while the y-axis is fixed as shown in FIG. 7, the change angle is a change angle (eg, 70 ° or more) at which the user can recognize the movement. , b. The angle change of the three axes x, y, z of the mobile device is set from ± 0 ° to 180 °, and + and-are defined only for the direction. At this time, if the changing x-axis and z-axis angles are larger than a and b values, the display unit screen is switched.

As described above, when there is an angle change of two or more axes of the x, y, and z axes, the change is sensed and the motion is calculated. Through the embodiment again, the control of the display unit of the mobile device with respect to the x-axis, z-axis changes.

In FIG. 7, since the x-axis and z-axis angles are smaller than the critical angles a and b, no change in the display unit occurs.

8 shows that the mobile device starts to rotate. At this time, the angles of the x-axis and the z-axis change to x 'and z', but the display unit does not change since it is smaller than the critical angles a and b.

In the same manner as in Fig. 9, the mobile device is in rotation, but at this time x 'and z' are larger than the critical angles a and b, and the control unit generates a change in the display unit. At this time, the front panel is off and the back panel is on.

10 shows that the mobile device is rotated 180 ° completely. At this time, since x 'and z' are larger than the critical angles a and b, the front panel is turned off and the rear panel is turned on.

11 is a block diagram of a mobile device according to an embodiment of the present invention. With reference to FIG. 11, the components of the mobile device according to the embodiment of the present invention will be described.

Referring to FIG. 11, a mobile device according to the present invention may include a position recognition sensor 110, a controller 120 including a software module, and a flexible display unit 130.

Position recognition sensor 110 according to the present invention may include an acceleration, a gyro, a geomagnetic field.

An acceleration sensor is an element that changes an electrical signal with respect to an acceleration change in one direction, and is widely used with the development of micro electro mechanical systems (MEMS) technology. The acceleration sensor may recognize a motion of a human hand and measure an acceleration of a minute value used as an input means such as a game. Accelerometers usually consist of three axes mounted in one package, and usually two or more axes are used for position recognition.

Additional Coming Soon: Gyro Sensor, Geomagnetic Sensor, Ultrasonic Sensor, Infrared Sensor

The display 130 displays and outputs information processed by the mobile device 100. For example, when a user is playing a game with the mobile device 100, a user interface (UI) or a graphic user interface (GUI) related to the game is displayed.

When the display unit 130 and the touch pad have a mutual layer structure and constitute a touch screen, the display unit 130 may be used as an input device in addition to the output device. If the display unit 130 is configured as a touch screen, the display unit 130 may include a touch screen panel, a touch screen panel controller, and the like. In this case, the touch screen panel is a transparent panel attached to the outside, it can be connected to the internal bus of the mobile device of the present invention. The touch screen panel keeps an eye on the contact result, and sends corresponding signals to the touch screen panel controller when there is a touch input. The touch screen panel controller processes the signals and then transmits corresponding data to the controller 110 so that the controller 110 can determine whether there is a touch input and which area of the touch screen has been touched.

The display unit 130 is a flexible display, and is composed of three areas of the front panel 10, the side panel 20, and the rear panel 30, and four areas of which the side part may be further divided according to the design. It can be composed of five areas.

The control unit 120 receives a signal from the position recognition sensor 110, reads an algorithm set in the software unit 140, and controls the display unit 130 divided into three or more areas according to an angle input as a signal. do.

The software module 140 detects a movement of the mobile device 100 and compares two or more angles with a critical angle and transmits the result to the controller 120 to control the segmented display ON / OFF.

12 is a flowchart provided to explain a method for controlling a mobile device according to an exemplary embodiment of the present invention. Referring to FIG. 12, when a user moves a mobile device, a position recognition sensor operates to detect a signal. The signal may be transmitted to the controller, and the controller may be configured to generate an effect corresponding to the movement degree of the mobile device by controlling the display by an algorithm of the software module.

While the preferred embodiments of the present invention have been described above using specific terms, such descriptions are for illustrative purposes only, and it is obvious that various changes and modifications can be made without departing from the spirit and scope of the following claims. It's work. Such modified embodiments should not be understood individually from the spirit and scope of the present invention, but should fall within the claims appended to the present invention.

Claims

A mobile device equipped with one integrated display,

The flexible display integrated into the one sheet is installed on the front side and the rear corresponding to the outer surface of the mobile device,

The flexible display panel may include a front display panel unit covering a front portion of the mobile;

A rear display panel unit covering a rear portion of the mobile; And

Consists of a side display panel portion to cover the side of the mobile,

The inside of the mobile is provided with a software module and a position sensor for controlling the ON / OFF and ON / OFF of the touch module and the front and rear of the display panel unit,

When the position sensor and the software module are linked with the flexible display panel and the front part points to the sky direction, only the screen and the touch module of the front display part are activated to be ON.

When the rear portion points in the sky direction, the mobile device with the flexible display installed, wherein only the screen and the touch module of the rear display unit are activated on.
The method of claim 1,

The side display panel is a mobile device with a flexible display, characterized in that the screen and the touch module is activated to the ON to display a notification when the short message is reached to the mobile.
The method of claim 1,

Wherein the position sensor is a mobile device having a flexible display, characterized in that any one of a gyro sensor, geomagnetic sensor, acceleration sensor, ultrasound, infrared, Beacon, GPS sensor is used.