US20130127918A1 - Flexible display apparatus and method of providing user interface by using the same - Google Patents

Flexible display apparatus and method of providing user interface by using the same Download PDF

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Publication number
US20130127918A1
US20130127918A1 US13/611,906 US201213611906A US2013127918A1 US 20130127918 A1 US20130127918 A1 US 20130127918A1 US 201213611906 A US201213611906 A US 201213611906A US 2013127918 A1 US2013127918 A1 US 2013127918A1
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US
United States
Prior art keywords
screen area
display apparatus
flexible display
exposed screen
size
Prior art date
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Abandoned
Application number
US13/611,906
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English (en)
Inventor
Kyung-A Kang
Ji-yeon Kwak
Hyun-Jin Kim
Joon-kyu Seo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Assigned to SAMSUNG ELECTRONICS CO., LTD. reassignment SAMSUNG ELECTRONICS CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: KANG, KYUNG-A, KIM, HYUN-JIN, KWAK, JI-YEON, SEO, JOON-KYU
Publication of US20130127918A1 publication Critical patent/US20130127918A1/en
Priority to US17/086,077 priority Critical patent/US11416042B2/en
Abandoned legal-status Critical Current

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    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
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    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
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    • G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
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    • G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
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    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/14—Display of multiple viewports

Definitions

  • the present invention relates generally to a flexible display apparatus and method displaying a User Interface (UI), and more particularly, to a method and apparatus for providing a UI that differs according to a state of a flexible display apparatus.
  • UI User Interface
  • Portable terminals have generally been developed to provide various functions, such as, a movie reproducing function, a Digital Multimedia Broadcasting (DMB) receiving function, a message sending/receiving function, etc. Accordingly, various types of UIs are required to effectively display and control various data corresponding to such functions in a portable terminal.
  • DMB Digital Multimedia Broadcasting
  • a size of the UI necessarily increases. Accordingly, it becomes difficult to effectively display the UI to a user when a size of the display screen is changed.
  • Korean Patent Application No. KR 2008-0035709 refers to a technology for displaying an image in a mobile phone having a multi-panel stack.
  • a multi-panel stack type mobile phone having a three-stage zigzag body when the multi-panel stack type mobile phone is closed, in a display window area, only an area coupled to an upper panel is activated to display an image.
  • the phone must sense which area of a screen area is exposed, and a differentiated UI may not be effectively provided based on a size of the exposed screen area.
  • An object of the present invention is to address at least the problems and/or disadvantages and to provide at least the advantages described below.
  • An aspect of the present invention provides a flexible display apparatus capable of distinctively providing a User Interface (UI) according to a folding extent of the flexible display apparatus, and a method of displaying the UI using the flexible display apparatus.
  • UI User Interface
  • Another aspect of the present invention also provides a flexible display apparatus capable of displaying a UI by stages according to a folding extent of the flexible display apparatus, and a method of displaying the UI.
  • Another aspect of the present invention also provides a flexible display apparatus capable of successively changing a UI according to a folding extent of the flexible display apparatus, and a method of displaying the UI.
  • a flexible display apparatus includes an exposed area determining unit for determining an exposed screen area facing outwards with respect to the flexible display apparatus; a User Interface (UI) generating unit for generating a UI corresponding to the outwardly facing exposed screen area; and a display unit for displaying the generated UI on the outwardly facing exposed screen area.
  • UI User Interface
  • a method of displaying a User Interface (UI) using a flexible display apparatus includes determining an exposed screen area facing outwards with respect to the flexible display apparatus; and displaying a UI corresponding to the outwardly facing exposed screen area on the exposed screen area.
  • UI User Interface
  • a computer readable recording medium having embodied thereon a computer program for executing a method for displaying a User Interface (UI) using a flexible display apparatus.
  • the method includes determining an exposed screen area facing outwards with respect to the flexible display apparatus; and displaying a UI corresponding to the outwardly facing exposed screen area on the exposed screen area.
  • UI User Interface
  • FIG. 1 is a block diagram of a flexible display apparatus, according to an embodiment of the present invention.
  • FIGS. 2 to 4 are diagrams illustrating examples in which a flexible display apparatus changes an object included in a User Interface (UI) according to a size of an exposed screen area and displays the object, according to an embodiment of the present invention
  • UI User Interface
  • FIG. 5 is a diagram illustrating an example in which a flexible display apparatus receives UIs that differ according to a size of an exposed screen area and displays the UIs, according to an embodiment of the present invention
  • FIG. 6 is a diagram illustrating an example in which a flexible display apparatus adds a tool for controlling a screen to a UI according to a size of an exposed screen area and displays the tool, according to an embodiment of the present invention
  • FIGS. 7 and 8 are diagrams illustrating examples in which a flexible display apparatus displays a UI by stages according to a size of an exposed screen area, according to an embodiment of the present invention
  • FIGS. 9 and 10 are diagrams illustrating an example in which a flexible display apparatus enlarges specific contents in a UI according to a size of an exposed screen area and displays the specific contents, according to an embodiment of the present invention
  • FIG. 11 is a diagram illustrating an example in which a flexible display apparatus enlarges or reduces a UI when a size of an exposed screen area is successively changed, according to an embodiment of the present invention
  • FIG. 12 is a flowchart illustrating a method of displaying a UI by using a flexible display apparatus according to an exposed screen area, according to an embodiment of the present invention.
  • FIG. 13 is a block diagram illustrating a UI providing system that operates via a network, according to an embodiment of the present invention.
  • a flexible display apparatus is a flexible display apparatus for displaying a User Interface (UI) on a screen by using a twistable and bendable display substrate, for example, a foldable, bendable, and rollable display substrate.
  • UI User Interface
  • folding a display substrate refers to changing a shape of the display substrate.
  • folding the display substrate may refer to bending and/or rolling the display substrate.
  • FIG. 1 is a block diagram illustrating a flexible display apparatus, according to an embodiment of the present invention.
  • a flexible display apparatus 100 includes an exposed area sensing unit 110 , a UI generating unit 120 , a display unit 130 , a DataBase (DB) 140 , a sending/receiving unit 150 , and a controller 160 .
  • DB DataBase
  • the exposed area sensing unit 110 senses an exposed screen area in the flexible display apparatus 100 .
  • the exposed area sensing unit 100 may sense a screen area in the display substrate (not shown) that is exposed to the outside (i.e., an outwardly facing portion of the display area.
  • the display substrate that is asymmetrically folded may represent a case where, when the display substrate is folded, boundaries of the display substrate do not correspond to each other, and thus a screen area exposed to the outside exists. Examples of such asymmetrically folded displays are shown and described with reference to FIGS. 2-11 .
  • a piezoelectric sensor 110 a or a photo sensor 110 b may be disposed in an edge of the display substrate (not shown), and the exposed area sensing unit 110 may sense a screen area exposed to the outside by determining whether the flexible display apparatus 100 is asymmetrically folded by using the piezoelectric sensor or the photo sensor.
  • an extent to which the display substrate is folded may successively vary in the flexible display apparatus 100 , and in this case, the exposed area sensing unit 110 may successively sense the varying exposed screen area.
  • the UI generating unit 120 generates a UI corresponding to the exposed screen area. For example, the UI generating unit 120 may generate a UI to be displayed on the exposed screen area based on a size of the exposed screen area.
  • the UI generating unit 120 may change at least one of a type and a number of objects included in the UI according to the size of the exposed screen area.
  • the objects are components included in the UI, and the objects may include, for example, an image, a text, a movie, a font, an icon, a list of contents, etc.
  • the UI generating unit 120 may, when the size of the exposed screen area is less than or equal to a predetermined value, generate a UI by removing some of the objects included in the UI. For example, when the size of the exposed screen area is less than or equal to 70% of the entire screen area, the UI generating unit 120 may remove one or more of objects such as an image, a text, an icon, and/or a list of contents included in the UI. In addition to, or as an alternative to removing the objects, the UI generating unit 120 may change the font of text included in the UI.
  • the UI generating unit 120 may, when the size of the exposed screen area is less than or equal to the predetermined value, generate a UI by enlarging some of the objects included in the UI. For example, when a plurality of thumbnail images are included in a UI screen, if the size of the exposed screen area is changed into a size less than or equal to 70% of the entire screen area, the UI generating unit 120 may select, enlarge, and display a predetermined image.
  • the UI generating unit 120 may add a tool for controlling a screen to the UI, according to the size of the exposed screen area.
  • the UI generating unit 120 may display, for example, a scroll bar, an enlargement icon, and/or a reduction icon for controlling the screen on the UI.
  • the UI generating unit 120 may also generate the UI by stages according to the size of the exposed screen area. In generating the UI by stages, the UI generating unit 120 may divide the exposed screen area into a plurality of parts and generate a UI according to a size of each divided part of the exposed screen area.
  • the UI generating unit 120 may generate a first UI including all components.
  • the UI generating unit 120 may generate a second UI in which some objects are removed from the first UI.
  • the UI generating unit 120 may generate a third UI in which some objects are removed from the second UI.
  • the UI generating unit 120 may generate a UI in advance according to the exposed screen area.
  • the previously-generated UI may be displayed on the screen.
  • the UI generating unit 120 generates a UI corresponding to the size of the exposed screen area
  • the UI generating unit 120 may request a server to provide the UI corresponding to the size of the exposed screen area and receive the UI differentiated according to the size of the exposed screen area from the server.
  • the display unit 130 displays a UI corresponding to an exposed screen area within an exposed screen.
  • the display unit 130 may, when a size of the exposed screen area changes, enlarge or reduce the UI according to the changed size of the exposed screen area.
  • the display unit 130 may, when the exposed screen area is changed by more than a predetermined threshold value, display a UI that is different from the enlarged or reduced UI.
  • the display unit 130 may enlarge and reduce the first UI.
  • the display unit 130 may display the second UI instead of the first UI.
  • the display unit 130 may remove the UI from the display. For example, when the exposed screen area occupies a size within a range from about 0% to about 20% of the entire screen area, the display unit 130 may determine that the exposed screen area is not valid and remove the UI from the exposed screen area.
  • the DB 140 stores various pieces of information required in order to display UIs that differ according to the exposed screen area.
  • the DB 140 may distinctively store the UI corresponding to the size of the exposed screen area.
  • the DB 140 may also store a setting value corresponding to objects to be included in the UI according to the exposed screen area.
  • Such an object may include, for example, an image, a text, an icon, a font, a list of contents, etc.
  • the setting value regarding the objects to be included in the UI may be used when the UI generating unit 120 generates the UI.
  • the sending/receiving unit 150 sends/receives various pieces of information required in order to display a UI that differs according to the exposed screen area to/from an external server.
  • the sending/receiving unit 150 may send a signal requesting the server to provide the UI corresponding to the exposed screen area and may receive the UI from the server.
  • the controller 160 controls overall operations of the flexible display apparatus 100 .
  • the controller 160 controls the exposed area sensing unit 110 , the UI generating unit 120 , the display unit 130 , the DB 140 , and the sending/receiving unit 150 so that the flexible display apparatus 100 senses the exposed screen area and provides a UI that differs according to a size of the sensed exposed screen area.
  • FIGS. 2 to 4 are diagrams illustrating examples in which the flexible display apparatus 100 changes an object included in a UI according to a size of an exposed screen area and displays the object according to embodiments of the present invention.
  • a UI includes a plurality of thumbnail images, and the number of thumbnail images differs according to the size of the exposed screen area.
  • a UI 20 includes fifteen thumbnail images
  • a UI 22 may include six thumbnail images and a UI 24 may include three thumbnail images, as shown in the leftmost, center, and rightmost examples, respectively, in FIG. 2 .
  • Information regarding a number of thumbnail images to be included in a UI and information regarding an arrangement of the thumbnail images is set in advance according to a size of the exposed screen area and is stored in the DB 140 , and the UI generating unit 120 distinctively generates the UI according to the previously-set information.
  • a UI includes a list of contents, and the UI the list includes a different number of contents according to a size of an exposed screen area.
  • a UI 30 the list includes seven content items
  • a UI 32 includes a list having three contents according to the size of the exposed screen area
  • a UI 34 includes a list having two contents according to the size of the exposed screen area, as shown in the leftmost, center, and rightmost examples, respectively, in FIG. 3 .
  • Information regarding a number and an arrangement of lists of contents and components included within each list are set in advance according to the size of the exposed screen area and are stored in the DB 140 , and the UI generating unit 120 distinctively generates the UI according to the previously stored information.
  • the UI includes a user's image 40 , an icon 42 representing a type of a posting uploaded by a user, and a comment 44 , and a portion of the image 40 , the icon 42 , as shown in the leftmost image of FIG. 4 .
  • the comment 44 may be excluded from the UI according to the size of the exposed screen area. More specifically, when the flexible display apparatus 100 is not folded, the UI includes all of the user's image 40 , the icon 42 , and the comment 44 , and when the flexible display apparatus 100 is folded as shown in the rightmost image of FIG. 4 , the UI includes summarized data including the user's image 40 and the icon 42 .
  • the UI generating unit 120 distinctively generates the UI according to the previously-set information.
  • FIG. 5 is a diagram illustrating an example in which the flexible display apparatus 100 receives UIs that differ according to a size of an exposed screen area and displays the UIs, according to an embodiment of the present invention.
  • the flexible display apparatus 100 when the flexible display apparatus 100 is not folded, the flexible display apparatus 100 receives an Internet navigator 50 for a Personal Computer (PC) from a server and display the Internet navigator 50 for the PC.
  • the flexible display apparatus 100 receives an Internet navigator 52 for a mobile device from the server and display the Internet navigator 52 for the mobile device.
  • the server may generate a UI according to the exposed screen area in advance and/or provide a UI generated in response to a request from the flexible display apparatus 100 .
  • FIG. 6 is a diagram illustrating an example in which the flexible display apparatus 100 adds a tool for controlling a screen to a UI according to a size of an exposed screen area and displays the tool, according to an embodiment of the present invention.
  • the flexible display apparatus 100 may add a scroll bar 60 , a ‘+’ icon 62 , and a ‘ ⁇ ’ icon 64 to the UI.
  • a user may move the screen by using the scroll bar 60 included in the UI.
  • the user may display a reduced version of an entire screen by using the ‘+’ icon 62 included in the UI and may display an enlarged partial screen by using the ‘ ⁇ ’ icon 64 included in the UI.
  • Information regarding a type of the tool for controlling the screen to be included in the UI and information regarding a position of the tool to be displayed is set in advance according to the size of the exposed screen area and is stored in the DB 140 , and the UI generating unit 120 distinctively generates the UI according to the previously-set information.
  • FIGS. 7 and 8 are diagrams examples in which the flexible display apparatus 100 displays a UI by stages according to a size of an exposed screen area, according to an embodiment of the present invention.
  • a UI for reproducing music includes an album list image 70 , an album jacket image 72 , a title 74 , and a control image 76 .
  • the UI may include the entire album list image 70 , the album jacket image 72 , the title 74 , and the control image 76 .
  • the UI includes the album jacket image 72 , the title 74 , and the control image 76 , as shown in the leftmost image of FIG. 7 .
  • the UI When the flexible display apparatus 100 is folded and when the size of the exposed screen area is less than the second threshold value, the UI includes only the control image 76 , as shown in the center image of FIG. 7 .
  • the UI including the album jacket image 72 , the title 74 , and the control image 76 is enlarged or reduced accordingly, such as shown in the rightmost image of FIG. 7 .
  • a UI for scheduling includes a list of schedules that differs according to the exposed screen area.
  • the UI includes a monthly schedule list 80 .
  • the UI includes a weekly schedule list 82 .
  • the UI includes a daily schedule list 84 .
  • the UI including the weekly schedule list 82 may be enlarged or reduced.
  • FIGS. 9 and 10 are diagrams illustrating an example in which the flexible display apparatus 100 enlarges specific contents in a UI according to a size of an exposed screen area and displays the specific contents, according to an embodiment of the present invention.
  • the UI when the flexible display apparatus 100 is not folded, the UI includes a plurality of thumbnail images 90 .
  • the UI includes a single enlarged image 92 .
  • the UI when the flexible display apparatus 100 is not folded, the UI includes a plurality of summarized comments 94 .
  • the UI includes a single detailed comment 96 .
  • FIG. 11 is a diagram illustrating an example in which the flexible display apparatus 100 enlarges or reduces a UI when a size of an exposed screen area is successively changed, according to an embodiment of the present invention.
  • the flexible display apparatus 100 when the exposed screen area of the flexible display apparatus 100 is successively changed, the flexible display apparatus 100 successively senses the size of the exposed screen area and enlarges or reduces UIs 10 , 12 , and 14 according to the size of the exposed screen area.
  • FIG. 12 is a flowchart illustrating a method of displaying a UI by using the flexible display apparatus 100 according to an exposed screen area, according to an embodiment of the present invention.
  • step S 1200 a folding state of the flexible display apparatus 100 is sensed.
  • the flexible display apparatus 100 determines whether a display screen is folded by using a piezoelectric sensor or a photo sensor.
  • step S 1202 the flexible display apparatus 100 determines whether the flexible display apparatus 100 is asymmetrically folded.
  • the flexible display apparatus 100 that is asymmetrically folded may represent a case where, since boundaries of the display substrate do not correspond to each other, a screen area exposed to an exterior of the flexible display apparatus 100 exists.
  • a size of an exposed area of the flexible display apparatus 100 is determined in step S 1204 .
  • step S 1206 a UI corresponding to the size of the exposed area of the flexible display apparatus 100 is displayed.
  • the flexible display apparatus 100 may change at least one of a type and a number of objects included in the UI according to the size of the exposed screen area.
  • the objects are components included in the UI and may include, for example, an image, a text, a font, an icon, and a list of contents.
  • the flexible display apparatus 100 may remove, when the size of the exposed screen area is less than or equal to a predetermined value, some of the objects included in the UI and display the modified UI.
  • the flexible display apparatus 100 may remove, when the size of the exposed screen area is equal to or less than 70% of the entire screen area, one or more objects, such as an image, text, an icon, and/or a list of contents and/or change the font of the text included in the UI.
  • step S 1206 the flexible display apparatus 100 may enlarge, when the size of the exposed screen area is less than or equal to the predetermined value, some of the objects included in the UI and generate a modified UI.
  • the flexible display apparatus 100 may select and enlarge a predetermined image and displays the predetermined image on the screen.
  • the flexible display apparatus 100 may add a tool for controlling a screen to the UI according to the size of the exposed screen area.
  • the flexible display apparatus 100 may display, for example, a scroll bar, an enlargement icon, and/or a reduction icon for controlling the screen on the UI.
  • the flexible display apparatus 100 may also display the UI in stages according to the size of the exposed screen area.
  • the UI generating unit 120 may divide the exposed screen area into a plurality of parts and display a UI that differs according to a size of each divided part of the exposed screen area.
  • the flexible display apparatus 100 may display a first UI including all components.
  • the flexible display apparatus 100 may display a second UI in which some objects are removed from the first UI.
  • the flexible display apparatus 100 may display a third UI in which some objects are removed from the second UI.
  • the flexible display apparatus 100 generates a UI corresponding to the size of the exposed screen area
  • the present invention is not limited thereto, and the flexible display apparatus 100 may request a server to provide the UI corresponding to the size of the exposed screen area and receive the UI differentiated according to the size of the exposed screen area from the server in accordance with embodiments of the present invention.
  • step S 1208 the flexible display apparatus 100 determines whether the size of the exposed screen area is changed.
  • the flexible display apparatus 100 successively senses the exposed screen area and successively determines whether the exposed screen area is changed.
  • step S 1210 a UI is changed and displayed.
  • the flexible display apparatus 100 may enlarge or reduce the UI according to a size of the exposed screen area.
  • the flexible display apparatus 100 may display a UI that differs according to the size of the exposed screen area.
  • FIG. 13 is a block diagram illustrating a UI providing system that operates via a network, according to an embodiment of the present invention.
  • the flexible display apparatus 100 when a display screen is folded, determines a size of an exposed screen area and may request the UI providing server 200 to provide a UI corresponding to the determined exposed screen area.
  • the UI providing server 200 generates the UI corresponding to the exposed screen area similar to the above-described UI generating unit 120 , and provides the requested UI to the flexible display apparatus 100 in response to the request from the flexible display apparatus 100 .
  • the UI providing server 200 may provide the Internet navigator 50 for a PC or the Internet navigator 52 , as shown in FIG. 5 , for a mobile device to the flexible display apparatus 100 according to the size of the exposed screen area.
  • the UI providing server 200 may alternatively generate a UI in advance according to the exposed screen area and provide the previously-generated UI in response to the request from the flexible display apparatus 100 .
  • a flexible display apparatus may distinctively provide a UI according to a folding extent of the flexible display apparatus.
  • the flexible display apparatus may also display a UI in stages according to a folding extent of the flexible display apparatus.
  • the flexible display apparatus may successively change a UI according to a folding extent of the flexible display apparatus.
  • Embodiments of the preset invention may be embodied in the form of a computer-executable recording medium including a command such as a computer-executable program module.
  • a computer-readable medium may be an arbitrary medium that may be accessed by a computer, and includes volatile and nonvolatile mediums and separable and non-separable mediums.
  • the computer-readable medium may also include a computer recording medium and a communication medium.
  • Such a computer recording medium may include volatile and/or nonvolatile mediums and separable and non-separable mediums that are embodied by using an arbitrary method or technology for storing information such as a computer-readable command, a data structure, a program module, or other data.
  • the communication medium may include any of a computer-readable command, a data structure, a program module, other data of a data signal modulated, such as a carrier wave, or other transmission mechanisms, and the communication medium includes an arbitrary information transmission medium.

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  • Engineering & Computer Science (AREA)
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  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Hardware Design (AREA)
  • Electromagnetism (AREA)
  • Controls And Circuits For Display Device (AREA)
  • User Interface Of Digital Computer (AREA)
  • Digital Computer Display Output (AREA)
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