KR20150060278A - Multistage folding display apparatus and function controlling method thereof - Google Patents

Multistage folding display apparatus and function controlling method thereof Download PDF

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Publication number
KR20150060278A
KR20150060278A KR1020130144505A KR20130144505A KR20150060278A KR 20150060278 A KR20150060278 A KR 20150060278A KR 1020130144505 A KR1020130144505 A KR 1020130144505A KR 20130144505 A KR20130144505 A KR 20130144505A KR 20150060278 A KR20150060278 A KR 20150060278A
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KR
South Korea
Prior art keywords
display unit
display
function
folding
folded
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KR1020130144505A
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Korean (ko)
Inventor
서준규
니푼 쿠말
윤여준
이용연
Original Assignee
삼성전자주식회사
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Priority to KR1020130144505A priority Critical patent/KR20150060278A/en
Publication of KR20150060278A publication Critical patent/KR20150060278A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units

Abstract

A multistage folding display device and a control method thereof are disclosed, sensing folding motion of a display unit which changes a folding state, and enabling a function currently being performed, corresponding to the sensed folding motion, to be automatically converted to a predetermined state. The display unit comprises: a foldable casing; a display unit equipped with a first surface to display an image, foldable along with the casing; a sensor unit which senses a change in folding of the display unit; and a control unit which determines a folding motion of the display unit based on the change in folding of the display unit sensed by the sensor unit, converts a first function currently being performed corresponding to the determined folding motion of the display unit to a predetermined second function, and displays a content corresponding to the converted second function on the display unit. The folding motion changes a folding state, including at least two among the folded angle, the number of folded parts, the sequence and time of folding, and the holding time after folding, of the folded part of the display unit.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a multi-stage folding type display device,

The present invention relates to a multi-step folding type display device having a foldable multi-stage display device, and more particularly, to a multi-fold folding display device having a multi-step folding display device, which detects a folding motion of a display unit changing a folding state, The present invention relates to a multi-step folding type display device and a control method thereof, which can perform a function that is being performed by automatically switching to a predetermined function.

2. Description of the Related Art In recent years, studies have been actively made on a multi-stage folding type display device in which a display portion can be folded in multiple stages in order to enlarge a display window and improve portability.

The multi-stage folding type display device has a plurality of display panels connected by a hinge portion.

Such a multi-stage folding type display device can expand display panels through the hinge part when used, thereby enlarging the display window.

Further, since the multi-stage folding type display device can fold display panels when not in use, it is possible to downsize and is portable.

However, the conventional multi-stage folding type display device operates according to a user command input through a user input unit including a touch screen installed in each display panel and a key input unit having a function key or button installed in the case.

Accordingly, in order to display necessary contents after expanding the display panels on display panels newly expanded or to expand previously displayed contents to newly expanded display panels, a user command for executing a corresponding function is input through a user input unit Should be.

In addition, in order to display the content displayed on the folded display panels after folding the display panels, or to display the folded display panel on the unfolded display panel, a user command for executing the corresponding function must be input through the user input unit.

Such user input requires not only troublesome but also a certain amount of time since it requires a few steps of searching for a program or an application for executing the corresponding function and executing an item or a tab for executing the corresponding function.

As a result, the user's confidence in the ease of use and / or operational performance of the display device may be degraded.

SUMMARY OF THE INVENTION The present invention is conceived to solve the problems described above, and it is an object of the present invention to provide a display device capable of detecting a folding motion of a display unit that changes a folding state and automatically performing a function currently performed in response to a detected folding motion, The present invention is directed to a multi-step folding type display device and a control method thereof.

According to an aspect of the present invention, there is provided a display device including: a display unit having a first surface for displaying an image and capable of being folded; A sensor unit for detecting a change in folding of the display unit; A predetermined folding motion of the display unit is determined based on the folding change of the display unit sensed by the sensor unit, and the first function currently performed is switched to a predetermined second function corresponding to the determined folding motion of the display unit, 2 function, wherein the folding motion includes at least two of a folding angle of the folding portion of the display portion, a number of folding portions, a folding order, a folding time, and a folding holding time And the folded state is changed.

The display device may further include a case having a plurality of hinge portions and incorporating a display portion.

The plurality of hinge parts may include first and second hinge parts arranged in the case so that the case can be folded into three parts in the longitudinal direction together with the display part.

The first hinge portion is configured such that the second surface portions opposite to the first surface portions of the first and second display portions of the display portion corresponding to the first and second sub cases of the case folded by the first hinge portion And the second hinge portion includes second and third display portions of the display portion corresponding to the second and third subcases of the case folded by the second hinge portion, And the third and fourth hinges may be formed to be folded in a direction in which the first surface portions of the first and second side surfaces approach each other.

Optionally, the second hinge portion is configured such that the second side portions of the second and third display portions of the display portion corresponding to the second and third subcases of the case folded by the second hinge portion are folded in the direction of approaching each other And the third and fourth hinges formed. At this time, the second surface portion of the third display portion of the display portion may be positioned to face the first surface portion of the first display portion of the display portion corresponding to the first sub-case folded by the first hinge portion.

The display portion may include a single display that can be folded into a plurality of display portions. The single display may include a flexible display or electronic paper.

The sensor unit may be installed on the portions of the display unit folded by the first and second hinge units to sense a change in the angle of folding at the folding center portions of the display unit. At this time, the sensor unit can detect a change in the folding angle at the folding center portions of the display portion by sensing a change in electrical characteristics including current, voltage, resistance, and / or capacitance at the folding center portions of the display portion. In this case, the sensor unit may include a capacitive pressure sensor, a resistive film sensor, and / or a flexible bend sensor.

Alternatively, the sensor unit may detect changes in the folding of the display unit by sensing changes in electrical characteristics of the first and second hinge units, including changes in capacitance due to rotation of the first and second hinge units . In this case, the sensor unit may include a capacitive angle sensor.

The control unit can determine the folding motion of the display unit based on the angle change at the folding center portions of the display unit sensed by the sensor unit.

The control unit further determines whether the angle change at the folding center portion of the display unit sensed by the sensor unit is continued for a predetermined time. If the angle change of the display unit is continued for a predetermined time, It is possible to judge the folded motion of the part.

The folded motion of the display portion may include a state in which the display portion is unfolded or a motion in which the display portion is folded in a state in which a part of the display portion is folded. In this case, the first function includes a function of displaying personal information and a list of rejection messages to be transmitted to a part of the display unit due to telephone reception while reproducing contents of a specific application or executing a specific application, and the second function May include a function of allowing reception of a telephone call and displaying personal information that is transmitted to a part of the display unit. Alternatively, the first function may include dragging and dropping the image displayed on the previous call / image transmission record while performing the call while displaying the telephone dialing screen, the recipient personal information, and the previous call log on the display unit, And the second function may include a function of transmitting the image displayed on the previous call / image transmission record to the receiver.

Further, the folding motion of the display portion may include a motion of unfolding a portion of the display portion in a state in which the display portion is folded, and then changing the display portion to a folded state. In this case, the first function includes a function of displaying personal information to be transmitted to a part of the display unit due to reception of a telephone call while reproducing the content of the specific application or executing the specific application, and the second function includes receiving A rejection message list and a first sub-function for displaying a previous call / video transmission record and a second sub-function for displaying personal information that is transmitted to a part of the display unit while allowing reception of the call. Alternatively, the first function includes a function of performing a telephone dialing while displaying a dialing screen on a part of the display unit, and the second function includes displaying the personal information of the recipient and the previous call / picture transmission record in a part of the display unit A first sub-function and a second sub-function for displaying a telephone dialing screen, recipient personal information, and a previous call / video transmission record on the display unit.

Further, the folded motion of the display unit may include a motion for changing a portion of the display to a predetermined angle while the display unit is unfolded, and for changing the rest of the display unit to a state parallel to the floor. In this case, the first function includes a function of displaying a list of created documents to select and edit a created document in a specific execution program or application related to document creation, and the second function includes turning off the first portion of the display portion The second portion may display the body of the selected created document, and the rest of the display portion may display a keyboard on which characters can be input.

Further, the folded motion of the display unit may include a motion of changing the display unit to the unfolded state while the display unit is folded. At this time, the first function may include a function of displaying a home screen of the multi-step folding type display device or a function of executing a specific program or application, and the second function may include a function of executing a previously executed application.

The folded motion of the display unit may include a motion in which a part of the display unit is unfolded while the display unit is unfolded and the rest of the display unit is changed to a tilted angle with respect to a part of the display unit. In this case, the first function includes a function of reproducing a content of a specific application or a function of displaying a specific application, and the second function is a function of displaying a content reproduced or displayed on a part of the display unit in a reduced or reproduced state, The remainder of the portion may include a function of displaying a list associated with the content being played or rendered.

Further, the folding motion of the display portion may be such that a part of the case corresponding to a portion of the display portion is folded over another portion of the case corresponding to another portion of the display portion such that a part of the display portion faces another portion of the display portion with the display portion unfolded State to the < / RTI > In this case, the first function includes a function of reproducing the contents of a specific application or executing a specific application, and the second function includes a function of performing a self-camera using a camera attached to the upper part of the lower surface of the case . At this time, in order to increase the accuracy of the operation according to the folding motion of the display unit, the control unit further judges whether or not a part of the case is folded over another part of the display unit for a predetermined time, for example, If the result lasts for a predetermined time or more, the first function can be switched to the second function.

In addition, the folded motion of the display portion may include a motion to change at least a part of the display portion into a completely folded-up state based on one of the first and second hinge portions in a state in which the display portion is unfolded. In this case, the first function includes a function of reproducing the content of a specific application or executing and displaying a specific application, and the second function includes a function of displaying the content reproduced or displayed on the display unit during the first function, And a second hinge unit, and a previously executed application or an associated application is displayed and executed on the rest of the display unit, and the content and the contents are displayed in a drag-and-drop manner between the divided screens, And the like.

In addition, the folding motion of the display unit may include a motion of sequentially changing the folding angle of a part of the display unit in a state in which the display unit is unfolded, and changing a part of the display unit to a tilted state at a certain angle. In this case, the first function includes a function of reproducing the content of a specific application or executing and displaying a specific application, and the second function includes a function of sequentially displaying a specific application executed by the first function A first sub-function of displaying contents of a kance on the display unit and sequentially displaying contents of an application and / or a program currently being executed in the display unit on a part of the display unit, and a first sub- And a second sub-function for moving to an application and / or a program displayed at a specific angle corresponding to expanding a part of the display portion.

Further, the control unit displays an execution menu including a plurality of function items capable of executing contents in a border region between a plurality of display portions of the display unit corresponding to a plurality of subcases of the case folded by the plurality of hinge portions .

According to another aspect of the present invention, a method of controlling a function of a display device includes the steps of: detecting a change in the folding of a display portion; Determining a predetermined folding motion of the display unit based on the detected change in folding of the display unit; And switching the first function currently performed corresponding to the determined folded motion of the display unit to a predetermined second function to display the corresponding content corresponding to the switched second function, The folding state including at least two of the folding angle, the number of folding parts, the folding order, the folding time, and the holding time after folding is changed.

The sensing step may include sensing a change in the folding angle of the display portion. At this time, the step of sensing the change in the folding angle may include sensing a change in the electrical characteristic including the current, the voltage, the resistance and / or the capacitance at the folded center portions of the display portion. Optionally, the step of sensing a change in the folding angle may include sensing a change in the electrical characteristic, including a change in capacitance due to rotation of the hinges that causes the display portion to collapse.

1 is a block diagram showing the configuration of a multi-stage folding display device according to an embodiment of the present invention;
FIG. 2 is a perspective view showing a multi-stage folding type display device in an open state according to an embodiment of the present invention; FIG.
FIG. 3 is a perspective view of a multi-stage folding type display device according to an embodiment of the present invention,
4 is a cross-sectional view taken along line IV-IV in FIG. 2;
5 is a perspective view of a multi-stage folding type display device according to another embodiment of the present invention in an open state;
6 is a perspective view of a multi-stage folding type display device according to another embodiment of the present invention in a folded state;
FIGS. 7A to 14 illustrate examples in which a function is switched in response to a folded motion of a display unit in a multi-stage folding type display apparatus according to an embodiment of the present invention; FIGS.
Figs. 15A and 15B show an example of controlling the function according to the folded motion of the display unit in the Calander application; Fig.
16A and 16B illustrate an example of controlling functions according to the folded motion of the display unit in a Retro Music Player application; And
17 is a flowchart illustrating a function control operation of the multi-stage folding type display apparatus according to an embodiment of the present invention.

Hereinafter, a multi-stage folding type display device and a function control method according to embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a block diagram showing a multi-stage folding display device 100 according to an embodiment of the present invention, and FIGS. 2 and 3 are cross-sectional views of a multi-folding folding display device 100 to which the configuration shown in FIG. It is a perspective view.

The multi-stage folding type display device 100 of the present invention is a display device for displaying an image, and may include a display unit 120 that can be folded into multi-stages such as a multi-stage folder type tablet, All electronic devices may be included.

In the following description, it is assumed that the multi-stage folding type display device 100 is a multi-stage folder type tablet.

1 to 3, a multi-stage folding type display device 100 according to an embodiment of the present invention includes a case 110, a display unit 120, a sensor unit 130, a power supply unit 140, A user input unit 150, a storage unit 155, and a control unit 160.

The case 110 includes a plurality of sub-cases 111, 112 and 113 for receiving and supporting the display unit 120 and a plurality of sub-cases 111 111, 112, and 113, respectively.

In this embodiment, the plurality of sub-cases 111, 112 and 113 and the plurality of hinge parts 114 and 115 are divided into three equal parts in the longitudinal direction, (111, 112, 113) and first and second hinge parts (114, 115).

The first through third sub-cases 111, 112, and 113 have a form in which the case 110 is divided into three equal parts in the longitudinal direction.

4, the first sub-case 111 includes a first main body 111a having an upper portion (a portion located vertically above the drawing sheet) and a right main body 111a, a first main body 111a And a first bezel 111b formed on upper portions of upper and lower sidewalls (drawing reference). The first main body 111a receives and supports the first display portion 123 of the display portion 120. [ The first bezel 111b exposes the first image display surface portion 123a of the first display portion 123 to the outside. The first bezel 111b is provided with a camera 171 for video communication at the upper portion thereof.

The second sub case 124 includes a second main body 112a having upper and left open sides and a second bezel 112b formed on upper portions of upper and lower sidewalls of the second main body 112a. . The second main body 112a receives and supports the second display portion 124 of the display portion 120. [ And the second bezel 112b exposes the second image display surface portion 124a of the second display portion 124 to the outside.

The third sub-case 113 includes a third main body 113a having an open top and a left side, a third bezel 113b formed on the right side wall of the third main body 113, Plate shape. The third body 113a receives and supports the third display part 125 of the display part 120. [ In addition, the third body 113a has a camera 175 (see FIG. The third bezel 113b exposes the third image display surface portion 125a of the third display portion 125 to the outside.

The first to third sub-cases 111, 112 and 113 may be formed of metal or plastic injection molding.

According to the configurations of the first to third sub-cases 111, 112 and 113, the case 110 exposes the display unit 120 to the outside by the first to third bezels 111b, 112b and 113b And is formed in the form of a flat plate having a window.

The first and second sub-cases 111 and 112 are hinged to the first and second hinges 114 and 112, respectively. The first and second hinges 114b (only the second hinges are shown in FIGS. 2 and 3) .

The first and second hinges 114b are respectively disposed between the upper wall of the first sub case 111 and the upper wall of the second sub case 112 and between the lower wall of the first sub case 111 and the lower wall of the second sub case 111, (112). ≪ / RTI >

The first hinge is formed by the hinge protrusions formed on the upper walls of the first and second sub cases 111 and 112 and the hinge shaft connecting the hinge protrusions and the second hinge 114b is formed by the first and second sub cases 111, and 112, and a hinge shaft connecting the hinge protrusions.

3, the first and second hinges 114b are configured such that the first and second subcases 111 and 112 are disposed on the first and second display portions < RTI ID = 0.0 > The first and second image non-display surface portions 123b (only the first image non-display surface portion in FIG. 4) of the first and second image display portions 123 and 124 are formed to rotate in a direction A approaching each other.

The second hinge portion 115 hinges on the second and third subcases 124 and 125 and includes third and fourth hinges 115a and 115b.

The third and fourth hinges 115a and 115b are located between the upper wall of the second sub case 112 and the upper wall of the third sub case 113 and the lower wall of the second sub case 112, And is formed between the lower side walls of the case 113.

The third hinge 115a is formed by the hinge projections formed on the upper walls of the second and third sub cases 112 and 113 and the hinge shaft connecting the hinge projections and the fourth hinge 115b is formed by the second and third And hinge projections formed on the lower walls of the sub-cases 112 and 113 and hinge shafts connecting the hinge protrusions.

The third and fourth hinges 115a and 115b also allow the second and third subcases 112 and 113 to move between the second and third of the corresponding second and third display portions 124 and 125 The image display surface portions 124a and 125a are formed to rotate in the direction B in which the image display surface portions 124a and 125a approach each other.

3, when the multi-stage folding display apparatus 100 is folded, the first to third sub-cases 111, 112 and 113 are arranged in the order from the bottom to the third sub-case 113, The sub case 112, and the first sub case 111 in this order. At this time, the first image display surface portion 123a of the first display portion 123 of the display unit 120 becomes the upper surface of the multi-stage folding display device 100, and the lower surface of the third sub- And becomes the lower surface of the folding display device 100. [

1, the first through third sub-cases 111, 112 and 113 are formed by the first and second sub-cases 111 and 112 adjacent to each other when the multi-stage folding display apparatus 100 is unfolded, And the second and third sub cases 112 and 113 are connected to the first and second hinges 114a and 114 of the first hinge part 114 and the third and fourth hinges 115 and 115 of the second hinge part 115, Are rotated until the opening and closing angles become 180 degrees about the center lines 114a (115a, 115b), and are all located on the same plane.

5 and 6, the second hinge portion 115 'is folded in the direction B' in which the lower and the third sub-cases 112 and 113 approach each other And a third and a fourth hinge 115b '(only the fourth hinge is shown in Figs.

6, when the multi-stage folding type display device 100 'is folded, the first to third sub-cases 111, 112 and 113 are arranged in the order from the bottom to the third sub-case 113, The first sub case 111 and the second sub case 112 are stacked in this order.

The lower surface of the second sub case 112 and the lower surface of the first sub case 111 and the lower surface of the third sub case 113 (or the third image non-display surface part of the third display part 125) And the second image display surface portion 123a of the first display portion 123 are positioned opposite to each other. Accordingly, in this case, the second image display surface portion 124a of the second display portion 124 of the display portion 120 becomes the upper surface of the multi-stage folding display device 100 ', and the third display portion 125' The third image display surface portion 125a of the multi-stage folding display device 100 'becomes the lower surface of the multi-stage folding display device 100'.

Although the case 110 has been illustrated and described as being formed in the form of a flat plate having a window for exposing the display unit 120 to the outside by the first to third sub-cases 111, 112 and 113, The present invention is not limited to this. For example, the case 110 may be formed in the shape of a rectangular frame having open top and bottom.

The first to fourth hinges 114b, 115a and 115b of the first and second hinge parts 114 and 115 are formed by the hinge protrusions and the hinge shafts connecting the hinge protrusions, A plastic folded portion in the form of a notch formed between the first to third sub-cases 111, 112 and 113 so as to guide the folding between the cases 111, 112 and 113.

1 to 3, the display unit 120 is installed in the first to third sub-cases 111, 112, and 113 of the case 110, and as described with reference to FIG. 3, the case 110 The first through third sub cases 111, 112 and 113 rotate about the first and second hinge parts 114 and 115 when the first through third sub cases 111, To the first to third display portions 123, 124, and 125, respectively.

The display unit 120 converts image data including various moving images and still images, limited number of characters, and status information received from the control unit 160 into analog signals during operation of the multi-stage folding type display apparatus 100 Display. That is, the display unit 120 may display various screens according to the use of the multi-stage folding display device 100, such as a lock screen, a home screen, an application execution screen, a menu screen, A screen, an internet screen, a keypad screen, and the like may be displayed on at least one of the first to third display portions 123, 124, and 125 and provided. At this time, when the first to third sub-cases 111, 112 and 113 are folded, a tapered region 128 (see FIG. 3) between the first to third display portions 123, 124, And the third display portions 123 and 124) includes a functional item capable of executing contents such as moving pictures or pictures, games or the like that have been previously reproduced or displayed under the control of the controller 160 An execution menu may be displayed. In this case, when the user selects the function icon to be executed, the content corresponding to the selected function icon is displayed on the first to third display portions 123, 124, and / or 125 currently opened.

The display unit 120 may be embodied as a single display that can be bent, bent, and folded so that the displayed content can be physically displayed on one screen.

In this embodiment, the single display may comprise a typical flexible display or electronic paper.

A typical flexible display means a sturdy display that is lightweight and does not break, made on a thin, flexible substrate that can be folded, bent, folded or rolled like paper while retaining the display characteristics of conventional flat panel displays.

The flexible display may be a substrate (e.g., flexible plastic, metal foil or thin glass), a flexible display (e.g., EL, electrophoretic display (EPD), electrochromic display (ECD), liquid crystal display (LCD) (E.g., a-si TFT, low temperature poly silicon (LTPS) TFT, OTFT (organic TFT), oxide TFT, nono TFT, etc.) for driving the display portion and a protective film for protecting the display portion.

Electronic paper is a display technology that applies the characteristics of common ink to paper, and differs from ordinary flat panel displays in that it uses reflected light. The electronic paper can be changed by using a twist ball or electrophoresis using a capsule.

The sensor unit 130 may sense a change in the folding of the first to third display units 123, 124 and 125 of the display unit 120. [

The sensor unit 130 includes a first sensor 133 capable of sensing a change in the angle of folding between the first display portion 123 and the second display portion 124, And a second sensor (not shown) that can sense a change in the angle of folding between the first display portion 125 and the third display portion 125. [

 In the present embodiment, the first sensor 131 detects the electrostatic charge on the first and second image non-display surfaces 123b at the border portion 128 between the first display portion 123 and the second display portion 124 A capacitive pressure sensor, a resistive pressure sensor, or a flexible bend sensor.

The capacitive pressure sensor has a diaphragm between the driving electrode and the movable electrode and is not in contact with each other. When the first and second display portions 123 and 124 are folded or extended with respect to each other, The pressure applied to one portion of the capacitance type pressure sensor corresponding to the folding center portion between the two display portions 123 and 124 changes to cause a change in distance between the fixed electrode and the movable electrode, thereby changing the capacitance . At this time, the capacitive pressure sensor senses the changed electrostatic capacitance value and transfers it to the controller 160.

The resistive-type pressure sensor has a gap between the upper ITO film and the lower ITO film and is not in contact with each other. When the first and second display portions 123 and 124 are folded or unfolded with respect to each other, The pressure applied to a portion of the resistive film type pressure sensor corresponding to the folding center portion between the first display portions 123 and the second display portions 123 and 124 changes to cause a distance change between the upper ITO film and the lower ITO film, . At this time, the resistance film type pressure sensor senses the changed resistance value and transmits it to the controller 160.

A flexible bend sensor is a sensor that can bend itself and detects a resistance value that varies in proportion to the degree of bending. The flexible bend sensor includes a carbon resistant element in a thin bendable substrate. The flexible bend sensor is in the form of a thin strip and has first and second image non-display surfaces 123b and 124b at a border portion 128 between the first display portion 123 and the second display portion 124, Shape. A portion of the flexible bend sensor corresponding to the folded center portion between the first and second display portions 123 and 124 is received when the first and second display portions 123 and 124 are folded or unfolded relative to each other, The pressure changes and the voltage changes. At this time, the flexible bend sensor senses the changed voltage value and transmits the detected voltage value to the controller 160.

Alternatively, the first sensor 131 may be embodied as a capacitive angle sensor (not shown) installed on the first or second hinge 114b of the first hinge part 114. [

The capacitive-type angle sensor senses the folded angle using the electrostatic capacitive coupling effect. The capacitive-type angle sensor detects the folded angle of the fixed electrode provided on the first sub case portion constituting the first or second hinge 114b, The folded angle is measured from the change of the opposing area due to the rotation of the installed movable electrode, that is, the capacitance change. That is, when the first and second display portions 123 and 124 are folded or unfolded relative to each other by the first and second sub-cases 111 and 112, the first and second display portions 123 and 124 of the first or second hinge 114b, As the second sub case portion rotates, the opposing area of the fixed electrode and the movable electrode changes, and the capacitance changes accordingly. At this time, the capacitance type angle sensor senses the changed capacitance value and transmits it to the controller 160.

The second sensor may include a capacitance type pressure sensor, a resistance film type pressure sensor, or a flexible bend sensor provided on the second and third image non-display surfaces at a boundary portion between the second display portion 124 and the third display portion 125 .

Alternatively, the second sensor may be embodied as a capacitive angle sensor (not shown) installed on the third or fourth hinge 115a, 115b of the second hinge part 115.

The operation of the capacitive pressure sensor, the resistive pressure sensor, the flexible bend sensor, or the capacitive angle sensor of the second sensor is such that the change in the angle of folding between the second display portion 124 and the third display portion 125 Is the same as that of the first sensor 131 except for detecting the first sensor 131. [

The power supply unit 140 supplies operating power to the components of the multi-stage folding type display device 100 under the control of the controller 160. The power supply unit 140 can convert supplied AC power input from the outside into power supplied to the components of the multi-stage folding display device 100 and supply the converted power.

In addition, the power supply unit 140 may include a battery unit (not shown). The battery unit may supply operation power to the display unit 120 as an auxiliary power source for assisting the power supply unit 140. [ The battery unit has a predetermined battery capacity for charging the power source, and charges the power supplied from the power supply unit 140.

The power supply unit 140 and the battery unit may selectively supply power to the display unit 120 under the control of the controller 160. For example, when the commercial AC power is supplied from the outside, the control unit 160 supplies power from the power supply unit 140 and supplies power from the battery unit when the commercial AC power is not supplied from the outside.

The user input unit 150 may be implemented as a touch screen and / or a key input unit for inputting a user's selection and receiving a user's input.

The touch screen is mounted on the front of the display unit 120 and generates a touch input signal in response to a user's operation through a touch input tool such as a pen or a user's finger to transmit the touch input signal to the controller 160. The controller 160 controls the corresponding functions and / or components in response to the touch input signal. Such a touch screen may be implemented by a resistive type, a capacitive type, a pressure type, or the like.

The key input unit includes a left side wall of the first main body 111b of the first sub case 111 of the multi-stage folding type display device 100, a lower portion of the first bezel 111b of the first sub case 111, An input key or buttons formed on the right side wall of the third body 113a of the case 113 or on the lower side of the third bezel 113b of the third sub case 113. [ The key input unit generates a key signal related to the function control of the multi-stage folding display device 100 according to the input of the user through the input key or the buttons, and transmits the key signal to the control unit 160. The key signal includes a power on / off signal, a volume control signal, and the like. The control unit 160 controls the corresponding function and / or components in response to the key signal input by the key input unit.

The storage unit 155 may store control programs and various applications such as an operating system for processing and controlling the controller 160, and may store configuration information of the multi-stage folding display apparatus 100 and the like.

The storage unit 155 may store the first and second display units 123 and 124 according to changes in electrical characteristics including a current, a voltage, a resistance, and / or a capacitance of the sensor unit 130, ) And between the second and third display portions 124, 125. In this way, The control unit 160 receives the information about the change in electrical characteristics including the current, the voltage, the resistance, and / or the capacitance from the sensor unit 130 and stores the received information in the storage unit 155, To determine a change in the angle of folding between the first and second display portions 123, 124 and between the second and third display portions 124, 125.

The storage unit 155 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD memory) A random access memory (SRAM), a read only memory (ROM), an electrically erasable programmable read-only memory (EEPROM), a programmable read-only memory (PROM) , A magnetic disk, or an optical disk.

The control unit 160 is a central processing unit of the multi-stage folding display device 100. The control unit 160 controls the overall operation of the multi-stage folding display device 100 and the signal flow between the components of the multi- A processor that performs a function of processing data and a peripheral device interface unit that controls input and output between the peripheral device such as the display unit 120, the sensor unit 130, and the user input unit 150 and the controller and / As shown in FIG.

The control unit 160 controls the analysis of the user input inputted through the user input unit 150 and the calculation and comparison of the information received from the sensor unit 130. For example, the control unit 160 reads menu configuration information including an operating system and various applications applied to the multi-stage folding type display device 100 from the storage unit 155 according to a user input inputted through the user input unit 150 . When the controller 160 receives the information about the change in electrical characteristics including the current, voltage, resistance, and / or capacitance from the sensor unit 130, The change data is compared to determine a change in folding of the display portion 120, that is, a change in the angle of folding between the first and second display portions 123, 124 and between the second and third display portions 124, 125 . The control unit 160 controls power supply to the internal components in the power supply unit 140 and the battery unit.

The control unit 160 controls the display unit 120 to display a predetermined angle based on a change in the angle of the folding between the first and second display units 123 and 124 and between the second and third display units 124 and 125, And displays the contents corresponding to the switched second function on the display unit 120 by switching the first function currently performed in response to the determined folding motion of the display unit 120 to a predetermined second function, .

Here, the term 'folded motion' refers to 'folded angle', 'folded part number' of the display unit 120. May include the meaning of the motion of the display unit 120 to change the folding state including the 'folding order', 'folding time', and 'holding time after folding'.

More specifically, the distance from the sensor portion 130 to the first and second display portions 123 and 124 of the display portion 120 and between the second and third display portions 124 and 125 The control unit 160 stores the information on the amount of change in the received electrical characteristic in the storage unit 155 in advance in accordance with the angle stored in advance in the storage unit 155. [ The change data is compared to determine a change in the angle of folding between the first and second display portions 123 and 124 and between the second and third display portions 124 and 125, And determines the folding motion of the display unit 120 based on the determination result.

At this time, the control unit 160 may control the display unit 120 to determine the folding motion of the display unit 120 according to the determined folding angle, and may be implemented as a control program and / or application programs or an ASIC (Not shown) to determine the folding motion of the display unit 120. [0035]

In addition, the control unit 160 switches the first function currently being performed corresponding to the determined folded motion to a predetermined second function through the control program and / or application applications or the circuit unit, and transmits the corresponding content to the display unit 120 ).

For example, the folding motion of the display portion 120 may be a state in which the first to third display portions 123, 124, and 125 are all unfolded, as shown in FIG. 7A, And a motion of changing the display portion 120 to a completely collapsed state in a state in which two of the three display portions 123, 124, and 125 are collapsed. At this time, the first function is a function for displaying the contents of the first, second, third, and fourth display portions 123, 124, 125 by receiving a call through a communication unit (not shown) The second function includes a function of displaying the personal information 181 and the disappearance message list 182 on the image display surface of the first display portion 123, And a function of displaying the personal information 181 of the sender on the first image display surface 123a.

The folding motion of the display unit 120 may also be achieved by further expanding the second display portions 124 in a state in which the first to third display portions 123, And a motion to change the next display portion 120 to the folded state. At this time, the first function is to transmit the personal information 181 to be transmitted to the first video display surface portion 123a of the first display portion 123 due to the telephone reception while reproducing the content of the specific application or executing the specific application, And the second function includes a function of displaying a reception rejection message list 182 and a previous call / image transmission record 183 on the two image display surface parts 123a and 124a, respectively, And a second sub-function for displaying the personal information 181 that is the sender on the first image display surface portion 123a of the first display portion 123 with the permission to receive the call.

The folding motion of the display unit 120 may also be achieved by further expanding the second display portions 124 in a state where the first to third display portions 123, And to completely turn the next display portion 120 into the folded state. The first function includes a function of performing a telephone call while displaying a telephone dialing screen 184 on a first image display surface portion 123a of the first display portion 123, And a first sub-function for displaying the recipient's personal information 184 and the previous call / image transmission record 186 on the first and second image display surface parts 123a and 124a, And a second subfunction for displaying a telephone call screen 184, recipient personal information 184 and a previous call / picture transfer record 186, respectively,

8B, the folding motion of the display unit 120 may change the display unit 120 in a completely folded state in a state in which the first to third display units 123, 124, and 125 are all extended, And the like. At this time, the first function is to display the telephone call screen 184, the recipient personal information 184 and the previous call record 186 displayed on the first to third image display surface parts 123a, 124a, and 125a And a function of dragging and dropping the image displayed in the previous call / image transmission record 186 to perform a call to the dialing screen 184 while performing a call (see Fig. 8A) And transmitting the image displayed in the transmission record 186 to the recipient.

9, the folding motion of the display unit 120 can be switched between the first and second display units 123, 124, and 125 of the display unit 120, May include motion in which the display portions 123 and 124 are raised at an angle and the third display portion 125 is changed to be parallel to the floor surface. In this case, the first function includes a function of displaying a list of created documents to be selected or edited or created in a specific executable program or application related to document creation, and the second function includes a function The image display surface portion 123a is turned off and the first image display surface portion 124a of the second display portion 124 displays the body of the selected created document and the first image display surface portion 124a of the third display portion 125 The keyboard 125a may be a function of displaying a keyboard capable of inputting characters.

The folding motion of the display unit 120 may also be applied to the first to third display portions 123, 124, 125 in a state where the first to third display portions 123, 124, 125 are all folded, 124, and 125 may be in a fully unfolded state to change the folded state of the display portion 120. At this time, the first function includes a function of displaying a home screen of the multi-stage folding display device 100 or a function of executing a specific program or an application, and the second function includes a function of executing a previously executed application . In this case, while the first to third display portions 123, 124 and 125 are folded, the first to third display portions (the first to third display portions) are selected while selecting the specific function item of the execution menu displayed in the border region 128 therebetween When the folded state of the display unit 120 is changed in a fully extended state of the first to third display units 123, 124, 125, 124a, 125a of the first to third image display surface portions 123a, 124a, 125a.

The folding motion of the display unit 120 may also be applied to the first and second display portions 123 and 124 in a state in which the first to third display portions 123, 124 may be fully expanded and the third display portion 125 may be shifted to a tilted angle relative to the first and second display portions 123, The first function includes a function of reproducing the content of a specific application or executing and displaying a specific application. The second function includes a function of displaying first and second video images of the first and second display portions 123 and 124 The contents to be reproduced or displayed on the face parts 123a and 124a are reduced and displayed in the reproduction or pause state and the first image display face part 125a of the third display part 125 is displayed And a function of displaying a list.

The folding motion of the display unit 120 may also be performed by moving the third display part 125 of the third display part 125 in a state in which the first to third display parts 123, The third sub case 113 is folded over the second sub case 112 so that the display surface part 125a faces the second image display surface part 124a of the second display part 124. [ . ≪ / RTI > In this case, the first function includes a function of reproducing the content of a specific application or executing and displaying a specific application, and the second function includes a function of using a camera 175 attached to the upper part of the lower surface of the third sub- And a function of performing a self-camera. At this time, in order to increase the accuracy of the operation according to the folding motion of the display unit 120, the control unit 160 controls the folding state of the third sub-case 113 on the second sub-case 112 for a predetermined time, 1 second or longer. If it is determined that the operation is continued for a predetermined time or more as a result of the determination, the first function can be switched to the second function.

13, the folding motion of the display unit 120 can be performed by moving the first and second hinge parts 114 and 115 (see FIG. 13) in a state where the first to third display parts 123, Such as the third display portion 125, of the second and third display portions 124, 125 relative to the second hinge portion 115, for example, Motion can be included. In this case, the first function includes a function of reproducing the content of a specific application or executing and displaying a specific application, and the second function includes a function of displaying a first image display surface portion of the first display portion 123 The content reproduced or displayed on the first and second hinge portions 123 and 123a is divided into one and two divided portions based on one of the folded first and second hinge portions 114 and 115, The previously executed application or related application is displayed on the first and the image display surface portions 123a and 124a of the second display portions 123 and 124 and the other one is displayed on the third one of the third display portion 125 May be executed and displayed on the video display surface portion 125a, and may include a function of moving the content between the divided screens by dragging and dropping.

The folding motion of the display portion 120 is also determined by the folding angle of the third display portion 125 in a state in which the first to third display portions 123, And changing the third display portion 125a to the unfolding state while touching the first image display surface portion 125a of the third display portion 125 at a certain angle. In this case, the first function includes a function of reproducing a content of a specific application or executing and displaying a specific application, and the second function includes a function of sequentially changing the folded angle of the third display portion, 124a of the first to third display portions 123, 124 while simultaneously displaying the contents of the specific application on the display device 100 The contents of the application and / or the program being displayed on the first display portion 125 of the third display portion 125 are sequentially displayed one by one on the first display portion 125a of the third display portion 125, 125a) and to move to an application and / or program displayed at a particular angle corresponding to unfolding the third display portion (125) The.

A method of controlling the function according to the folding motion of the display unit 120 in the multi-stage folding display device 100 will now be described with reference to a specific application.

15A and 15B are diagrams showing an example of controlling functions according to the folding motion of the display unit 120 in the Callander application.

 When the first to third display portions 123, 124 and 125 of the display portion 120 are folded, the first display portion 123a of the first display portion 123 Today's schedule is displayed (a).

Next, when the second display portion 124 is further extended, the weekly schedule is displayed on the first and second image display surface portions 123a and 124a of the first and second display portions 124 (b).

Subsequently, the first and second display portions 124 and 124 are positioned at an angle and the third display portion 125 is positioned parallel to the bottom of the first and second display portions 123 and 124, (C) A weekly calendar is maintained on the image display surface portions 123a and 124a, and a keyboard capable of inputting characters and the like is displayed on the third image display surface portion 125a of the third display portion 125 (c).

Then, when the first and second display portions 124 and 125 are both positioned horizontally, the first to third image display portions 123, 124 and 125 of the first to third display portions 123, The weekly schedule is displayed as a whole on the surface portions 123a, 124a, and 125a (d).

In this state, when the third display portion 125 is tilted at an angle, the third image display surface portion 125a of the third display portion 125 includes functional items such as a weekly schedule, a daily schedule, The schedule menu is displayed (e).

Then, when a specific item such as a daily schedule is selected from the schedule menu displayed on the third image display surface portion 125a of the third display portion 125 and then the third display portion 125 is expanded, The monthly schedule table, the daily schedule table, and the memo input screen are displayed on the first to third image display surface parts 123a, 124a, and 125a of the parts 123, 124, and 125, respectively.

 16A and 16B are diagrams showing an example of controlling functions according to the folding motion of the display unit 120 in a Retro Music Player application.

When the retro music player application is executed in a state in which the first to third display portions 123, 124 and 125 of the display portion 120 are folded, the first image display surface portion 123a of the first display portion 123, The initial execution screen of the previously reproduced album is displayed (a ').

Next, when the second and third display portions 124 and 125 are further extended, an initial execution screen of the previously reproduced album is maintained on the first video display surface portion 123a of the first display portion 123 (B ') are displayed on the second and third image display surface portions 124a and 125a of the first and second display portions 124 and 125, respectively.

In this state, when a music piece to be reproduced is tapped, a cassette of an initial execution screen displayed on the first video display surface portion 123a is opened, and an image in which a cassette of the selected music piece is mounted as a cassette is displayed (c '),

The first and second display portions 123 and 124 are folded at an angle so as to raise the third display portion 125 at an angle or fold the third display portion 125 at an angle, When the two display portions 123 and 124 are set at an angle, the third image display surface portion 125a of the third display portion 125 or the second and third display portions of the first and second display portions 123 and 124, Speakers are displayed on the third image display surface parts 124a and 125a, and the selected tunes are reproduced (d ').

Hereinafter, the function control operation of the multi-stage folding type display device 100 according to an embodiment of the present invention will be described in detail with reference to FIG.

First, the sensor unit 130 detects a change in the folding of the display unit 120 (S100).

At this time, the sensor unit 130 detects a folding change of the display unit 120 between the first and second display units 123 and 124 and between the second and third display units 124 and 125 Can be detected by the change of the folding angle with reference to the folding center portions in the folding section 128. In this case, the change in the folding angle in the tangent regions 128 can be sensed by the amount of change in electrical characteristics including at least one of the current, voltage, resistance, and capacitance at the folded center portions of the tangent regions. Alternatively, the change in the folding angle in the border regions 128 may be sensed by the amount of change in the electrical characteristic including the change in capacitance due to the rotation of the first or second hinge portion 114b.

A change in the folding of the display part 120 sensed by the sensor part 130, that is, a difference between the first and second display parts 123 and 124 and between the second and third display parts 124 and 125 Information regarding the amount of change in the electrical characteristics at the folding center portions of the tapered regions 128 is transmitted to the control unit 160. The control unit 160 stores information about the amount of change in the received electrical characteristics in advance in the storage unit 155 The stored angle change data is compared to determine a change in the angle of folding between the first and second display portions 123 and 124 and between the second and third display portions 124 and 125, Based on the change, it is determined whether or not the display unit 120 is in the folded motion by the control unit such as an operating system and / or an application program or an application program (ASIC) embedded in the application program as described with reference to FIGS. 7A to 16B S110).

Then, the control unit 160 switches the first function currently being performed to the predetermined second function corresponding to the determined folded motion, and displays the content corresponding to the switched second function on the display unit 120 (S120 ).

As described above, according to the multi-stage folding type display device 100 and the function control method of the present invention, when the folding of the display unit 120 is changed by folding or unfolding the display unit 120 by the user, The control unit 160 detects the change of the folding of the display unit 120 and the control unit 160 determines the folding motion of the display unit 120 based on the change of the change of the sensing unit 130, To a predetermined function.

Therefore, in order to perform functions such as displaying the necessary contents on the newly expanded display panels or terminating the previously displayed contents after expanding or folding the display panels, as in the conventional multi-fold folding display device, There is no need to input a user command for executing the corresponding function through the input unit. As a result, it is possible to prevent the user from having to search for and execute a user command directly to execute the corresponding function or application, and to select a function item or a tab for the function, thereby avoiding the time consuming. Therefore, the user's trust in the usability and / or the operation performance of the display device can be improved.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of illustration in the practice of the invention. It can be understood that It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.

100: display device 110: case
111, 112, 113: first sub-case 112: second sub-case
113: second sub case 114: first hinge part
115: second hinge part 120: display part
123: first display portion 124: second display portion
125: display section 130: sensor section
160:

Claims (40)

A display unit having a first surface for displaying an image and being foldable;
A sensor unit for detecting a change in folding of the display unit;
The control unit may determine a predetermined folding motion of the display unit based on the folding change of the display unit sensed by the sensor unit and switch the first function currently performed corresponding to the determined folding motion of the display unit to a predetermined second function, And displaying a content corresponding to the second function on the display unit,
Wherein the folding motion changes a folding state including at least two of a folding angle of the folding portion of the display portion, a number of folding portions, a folding order, a folding time, and a holding time after folding. The method according to claim 1,
The display device according to claim 1, further comprising a case having a plurality of hinges and incorporating the display unit. 3. The method of claim 2,
Wherein the plurality of hinge parts include first and second hinge parts arranged in the case so that the case can be folded in three directions in the longitudinal direction together with the display part. The method of claim 3,
Wherein the first hinge portion has a second surface opposite to the first surface portions of the first and second display portions of the display portion corresponding to the first and second sub cases of the case folded by the first hinge portion, Wherein the first and second hinges are configured to fold in a direction in which the portions approach each other. 5. The method of claim 4,
The second hinge portion is folded in a direction in which the first surface portions of the second and third display portions of the display portion corresponding to the second and third sub cases of the case folded by the second hinge portion approach each other And third and fourth hinges formed so as to be spaced apart from each other. 5. The method of claim 4,
The second hinge portion is folded in a direction in which the second surface portions of the second and third display portions of the display portion corresponding to the second and third sub cases of the case folded by the second hinge portion approach each other And third and fourth hinges formed so as to be spaced apart from each other. The method according to claim 6,
And the second surface portion of the third display portion is positioned to face the first surface portion of the first display portion of the display portion corresponding to the first sub-case folded by the first hinge portion / RTI > The method according to claim 1,
Wherein the display portion includes a single display that can be folded into a plurality of display portions. 9. The method of claim 8,
Wherein the single display comprises one of a flexible display and an electronic paper. 3. The method of claim 2,
Wherein the sensor unit is installed on portions of the display unit folded by the plurality of hinge units to detect a change in the angle of folding at the folding center portions of the display unit. 11. The method of claim 10,
The sensor unit senses a change in the folding angle at the folding center portions of the display unit by sensing a change in electrical characteristics including at least one of current, voltage, resistance, and electrostatic capacitance at the folding center portions of the display unit . 12. The method of claim 11,
Wherein the sensor unit comprises at least one of a capacitive pressure sensor, a resistive film sensor, and a flexible bend sensor. 3. The method of claim 2,
Wherein the sensor unit detects a change in the folded state of the display unit by sensing a change in electrical characteristics of the plurality of hinge units including a change in capacitance caused by rotation of the plurality of hinge units. 14. The method of claim 13,
Wherein the sensor unit includes a capacitance type angle sensor. The method according to claim 1,
Wherein the control unit determines a folding motion of the display unit based on a change in a folding angle of the display unit sensed by the sensor unit. 16. The method of claim 15,
Wherein the control unit further determines whether a change in the folding angle of the display unit sensed by the sensor unit is continued for a predetermined time, and if the change is continued for the predetermined time, And determines the folded motion. The method according to claim 1,
Wherein the folding motion of the display unit includes a motion of changing the display unit to a folded state in one of a state in which the display unit is unfolded and a part in which the display unit is folded. 18. The method of claim 17,
Wherein the first function includes a function of displaying personal information to be transmitted to a part of the display unit and a list of rejection message lists due to telephone reception while reproducing contents of a specific application or executing a specific application,
And the second function includes a function of allowing the reception of the telephone and displaying the personal information of the sender on a part of the display unit. 18. The method of claim 17,
The first function may include dragging and dropping a video displayed on the previous call / video transmission record while performing a call while displaying a telephone dialing screen, personal information of a receiver and a previous call record on the display unit, Includes a moving function,
And the second function includes a function of transmitting an image displayed in the previous call / image transmission record to a receiver. The method according to claim 1,
Wherein the folding motion of the display unit includes a motion of unfolding a part of the display unit in a state in which the display unit is folded, and then changing the display unit to a folded state. 21. The method of claim 20,
Wherein the first function includes a function of displaying personal information to be transmitted to a part of the display unit due to reception of a telephone call while reproducing contents of a specific application or executing a specific application,
Wherein the second function includes a first sub-function for displaying a list of disappearance messages and a previous call / image transmission record in a part of the display unit and a second sub-function for displaying the personal information of the sender in a part of the display unit And a second sub-function for performing the second sub-function. 21. The method of claim 20,
Wherein the first function includes a function of performing a telephone call while displaying a telephone dialing screen on a part of the display unit,
The second function may include a first sub-function for displaying the personal information of the receiver and the previous call / image transmission record in a part of the display unit and a second sub-function for displaying the telephone dialing screen, the recipient personal information, And a second sub-function for displaying the second sub-function. 21. The method of claim 20,
Wherein the folding motion of the display unit includes a motion for changing a part of the display to a predetermined angle while the display unit is unfolded and changing the rest of the display unit to a state parallel to the floor. 24. The method of claim 23,
Wherein the first function includes a function of displaying a list of created documents to be edited or created by selecting a created document in one of a specific execution program related to document creation and a specific application,
Wherein the second function includes a function of displaying a keyboard capable of displaying a body of a selected document to be written in the second part while the first part of the display part is turned off, / RTI > The method according to claim 1,
Wherein the folding motion of the display unit includes a motion to change the display unit from the folded state of the display unit to the expanded state. 26. The method of claim 25,
Wherein the first function includes one of a function of displaying a home screen of the display device and a function of executing a specific program or an application,
And the second function includes a function of executing a previously executed application. The method according to claim 1,
Wherein the folding motion of the display unit includes a motion in which a part of the display unit is unfolded while the display unit is unfolded and a state in which the rest of the display unit is changed to a tilted angle with respect to a part of the display unit. 28. The method of claim 27,
Wherein the first function includes a function of reproducing a content of a specific application or executing and displaying a specific application,
And the second function includes a function of displaying the content reproduced or displayed in a part of the display unit in a reproduced or paused state and displaying a list related to the reproduced or displayed content in the rest of the display unit / RTI > 3. The method of claim 2,
Wherein the folding motion of the display unit is such that a part of the case corresponding to a part of the display unit corresponds to another part of the display unit such that a part of the display unit faces another part of the display unit in a state in which the display unit is unfolded And a motion to change the state to a folded state on another portion. 30. The method of claim 29,
Wherein the first function includes a function of reproducing a content of a specific application or executing and displaying a specific application,
And the second function includes a function of performing a self-camera using a camera attached to an upper portion of a lower surface of a part of the case. 30. The method of claim 29,
Wherein the control unit further determines whether or not a state in which the part of the case is folded over another part of the display unit is continued for a predetermined period of time or longer, And switches the display device. 3. The method of claim 2,
Wherein the folding motion of the display unit includes a motion of changing at least a part of the display unit into a completely folded-up state based on one of the plurality of hinge units in a state in which the display unit is unfolded. The method according to claim 1,
Wherein the first function includes a function of reproducing a content of a specific application or executing and displaying a specific application,
Wherein the second function is such that the content reproduced or displayed on the display unit during the first function is displayed on at least a part of the display unit divided on the basis of one of the folded and expanded hinge parts, Wherein one of an application and an application is executed and displayed on a remaining portion of the display unit, and the content can be moved between the divided screens of the display unit by drag and drop. The method according to claim 1,
Wherein the folding motion of the display unit includes a motion of sequentially changing a folding angle of a part of the display unit in a state in which the display unit is unfolded and changing the folding angle of the display unit to a touched state at a certain angle. Device. 35. The method of claim 34,
Wherein the first function includes a function of reproducing a content of a specific application or executing and displaying a specific application,
Wherein the second function is to display the content of the specific application executed by the first function on the display unit corresponding to changing the folding angle of the display unit sequentially and to display an application A first sub function for sequentially displaying at least one content of at least one of the plurality of programs and the program on a part of the display unit, and a second sub function for displaying at least one content of the program at the specific angle corresponding to expanding a part of the display unit, And a second sub-function for moving to one of an application and a program. 3. The method of claim 2,
Wherein the control unit includes an execution menu including a plurality of function items capable of executing contents in a border region between a plurality of display portions of the display unit corresponding to a plurality of subcases of the case folded by the plurality of hinge portions And the display device displays the image. Detecting a change in folding of the display unit;
Determining a predetermined folding motion of the display unit based on the detected change in the folding of the display unit;
And switching the first function currently performed corresponding to the determined folded motion of the display unit to a predetermined second function to display the content corresponding to the switched second function,
Wherein the folding motion changes a folding state including at least two of a folding angle of the folded portion of the display portion, a number of folding portions, a folding order, a folding time, and a holding time after folding . 39. The method of claim 37,
Wherein the sensing step includes sensing a change in a folding angle of the display unit. 39. The method of claim 38,
Wherein the step of sensing a change in the folding angle includes sensing a change in an electrical characteristic including at least one of a current, a voltage, a resistance, and a capacitance at folding center portions of the display portion Function control method. 39. The method of claim 38,
Wherein the step of sensing a change in the folding angle includes sensing a change in an electrical characteristic including a capacitance change due to rotation of hinges that fold the display unit .
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WO2021146267A1 (en) * 2020-01-15 2021-07-22 Citrix Systems, Inc. Generating and presenting contextual user interfaces on devices with foldable displays
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WO2022103014A1 (en) * 2020-11-13 2022-05-19 삼성전자 주식회사 Electrode device including flexible display, and display method using same
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CN109925711A (en) * 2019-02-28 2019-06-25 Oppo广东移动通信有限公司 Application control method, apparatus, terminal device and computer-readable storage medium
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CN112015237A (en) * 2019-05-28 2020-12-01 苹果公司 Electronic device with foldable and expandable display
WO2021145692A1 (en) * 2020-01-15 2021-07-22 삼성전자 주식회사 Foldable electronic device and screen display method
WO2021146267A1 (en) * 2020-01-15 2021-07-22 Citrix Systems, Inc. Generating and presenting contextual user interfaces on devices with foldable displays
US11392395B2 (en) 2020-01-15 2022-07-19 Citrix Systems, Inc. Generating and presenting contextual user interfaces on devices with foldable displays
WO2021187817A1 (en) * 2020-03-19 2021-09-23 삼성전자 주식회사 Electronic apparatus for providing execution screen of application, and operation method thereof
WO2021221421A1 (en) * 2020-04-27 2021-11-04 삼성전자 주식회사 Method for controlling display and electronic device therefor
US11914916B2 (en) 2020-04-27 2024-02-27 Samsung Electronics Co., Ltd. Method for controlling display and electronic device therefor
WO2022080698A1 (en) * 2020-10-12 2022-04-21 삼성전자 주식회사 Method for providing screen by using flexible display, and electronic device supporting same
WO2022103014A1 (en) * 2020-11-13 2022-05-19 삼성전자 주식회사 Electrode device including flexible display, and display method using same
WO2022114848A1 (en) * 2020-11-30 2022-06-02 삼성전자 주식회사 Flexible electronic device, and method for operating camera view screen
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