WO2016048113A1 - 초과 펼쳐짐이 가능한 플렉시블 표시장치 - Google Patents
초과 펼쳐짐이 가능한 플렉시블 표시장치 Download PDFInfo
- Publication number
- WO2016048113A1 WO2016048113A1 PCT/KR2015/010312 KR2015010312W WO2016048113A1 WO 2016048113 A1 WO2016048113 A1 WO 2016048113A1 KR 2015010312 W KR2015010312 W KR 2015010312W WO 2016048113 A1 WO2016048113 A1 WO 2016048113A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- flexible display
- display device
- hinge
- cover plate
- fixed body
- Prior art date
Links
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- 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
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0226—Hinges
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
Definitions
- the present invention relates to a foldable flexible display device in which a flexible display device such as a flexible panel or an electronic paper that can be folded and unfolded freely is applied. More specifically, The other part is fixed and the other part which is not fixed is supported on the outer circumference of the hinge so that the flexible display device can be folded and unfolded freely.
- the present invention relates to a flexible display device in which the rotation is performed and the surface on which the image is displayed is expanded in a V shape.
- BACKGROUND BACKGROUND Display devices are an important part of electronic devices including video devices, notebook computers, monitors, and mobile communication devices, and flexible panels and electronic papers that can be bent and folded in addition to LCD panels that maintain conventional plate shapes.
- Flexible display devices such as Patent of the method that the central part is directly folded with the image display surface facing outward and facing each other in applying the flexible display device to the image device and communication device (Korea Patent Application No .: 10-2008—0012667) , Instead of directly fixing one end of the flexible display device, use the roller inside the corner opposite to the hinge to turn to the inside and apply spring to one end of the flexible display device.
- the technical problem of the present invention is that a part is fixed and the other part that is not fixed is unfolded in a state in which a flexible display device free of folding and unfolding is supported on the outer surface of the hinge to form a completely flat surface. In addition to this, it is expanded to form a perfect plane, and then the additional rotation of rotation is performed in the same direction of rotation.
- the hinge shape is reflected at the corner of one side and avoids the overlapping of the region with the component caused by the over-expanding rotation of the component assembled in the hinged state.
- the fixed body reflecting the shape where the interference canceling unit 1, which is an overlapping area adjacent to the hinge, is removed, and the other part of which is fixed to the fixed body and the other part that is not fixed is supported by the opposite side of the surface where the image is displayed on the outer peripheral surface of the hinge.
- Flexible display device that can be folded and unfolded by the rotation of components assembled in a hinged state of the fixed body in a closed state, and a hinge assembly with the fixed body as a component assembled in the hinged state of the fixed body.
- the perturbation jaw is formed for the control panel, and the interference elimination part 2, which is the overlapping area of the perturbation jaw, is removed to avoid the overlap of the curved portion and the perturbation jaw of the flexible display device that is formed during the over-expansion rotation.
- the cover plate is reflected at one end of the hinged perturbation jaw adjacent to the hinge, and presses around the upper surface of the flexible display device located on the side of the fixed body beyond the curved portion of the flexible display device formed upon excessive spreading.
- Fixed plate fixed to the fixed body may be assembled to the fixed body may include a folding sensor for detecting the folding and unfolding of the hinge.
- the part is fixed and the other part is not fixed, the image is displayed on the outer peripheral surface of the hinge
- the user's three-dimensional gaze is possible because the surface on which the image is displayed can be adjusted to have a gentle V-shape around the hinge axis of the hinge rather than a perfect plane.
- a portion of the image display surface such as a notebook, is erected and the rest of the display can maintain an ix-tended position for easy user input.
- 1 is an exemplary view of a flexible display device that is not allowed to be unfolded at an angle greater than the angle at which full spread is formed;
- FIG. 2 is a conceptual view illustrating a change according to an application section according to a change in the hinge spread angle of the flexible display device of FIG. 1.
- FIG. 3 illustrates an overlapping part and a peeling part generated when the cover plate is unfolded and rotated in the same unfolding rotation direction after the cover plate is unfolded in a state where the flexible display device forms a completely flat surface in FIG. 1; Showing shaving and top view ,
- Figure 4 is a cross-sectional view of the cut portion A-A portion of Figure 3 and the portion showing the overlapping occurrence
- FIG. 5 is a partial detailed view showing the cross-sectional view and overlapping occurrence of the cut section BB of FIG. 3
- FIG. 6 is a plan view, a front view, and a cross-sectional view of a fixing body that is overlapped when it is applied to FIG. 1.
- 1 is a plan view, shaving, and side views of a cover plate that is overlapped when applied to 1 and is excessively expanded
- FIG. 8 is an example in which a fixing body, a cover plate, and a fixing plate having the overlapping part removed in FIGS. 3, 4, and 5 are applied.
- FIG. 9 is a perspective view illustrating that no overlap occurs in FIG. 5 when performing the over-expansion in the example of FIG. 8, and
- FIG. 10 is an application section of the flexible display device during the over-expansion in the example of FIG. 8. Is a conceptual diagram showing change,
- FIG. 11 is a plan view and a front view showing overlapping sites generated when an over-expansion is performed at an angle greater than an angle at which full unfolding is formed in FIG. 8;
- FIG. 12 is a partial cross-sectional view of the section C-C of FIG. 11 and a partial detail showing that no overlapping occurs;
- FIG. 13 is a partial cross-sectional view of the cutting plane D-D portion of FIG. 11 and a partial detail showing no overlapping.
- FIG. 14 is a plan view and a front view of the fixing body in which an overlapping portion is removed so as to allow over-expansion in the example of FIG. 8;
- FIG. 15 is a plan view, a front view, and a side view of a cover plate from which an overlapping portion is removed to allow over-expansion in the example of FIG. 8;
- FIG. 16 is a conceptual diagram illustrating an overlapping portion to be removed so as to allow over-expansion in the example of FIG. 8.
- FIG. 1 is an illustration of a flexible display device that is not allowed to overextend at an angle greater than the angle at which fully unfolding is formed
- FIG. 2 is an application according to a change in the hinge spread angle of the flexible display device 20 applied to FIG. 1. This is a conceptual diagram showing the change by section.
- the flexible display device to which the flexible display device 20 is applied has a portion fixed to the fixed body 10 and a fixed body 10 in which a hinge shape is reflected at one corner of the flexible display device 20.
- the part is formed on one side with a flexible display device 20 which is folded and unfolded while the opposite side of the surface on which the image is displayed is supported on the outer peripheral surface of the hinge, and a shape for hinge coupling with the fixed body 10.
- a perturbation catching jaw 31 is formed to support and perturb the unfixed portion of the flexible display device 20.
- the cover plate 30 is assembled to the hinge of the fixed body 10 in a rotatable state, and presses around the upper surface of the flexible display device 20 located on the fixed body 10 side, the fixed body 10 It is configured to include a fixed plate 40 fixed to).
- the portion A of the flexible display device 20 is fixed to the fixed body 10 and is not free to be folded and unfolded.
- the portion B is formed on the outer circumferential surface of the hinge according to the change of the spread angle of the cover plate 30. A part is supported while maintaining a curved surface, and the other part is separated from the outer peripheral surface of the hinge and is converted to a flat state so as to be perturbed and supported by the cover plate. Maintain a flat state not affected by the cover at all times is perturbed and supported on the cover plate (30).
- the cover plate 30 is unfolded and rotated while the cover plate 30 is folded on the fixed body 10, and the transition to the fully unfolded state where the surface on which the image is displayed is completely flat is intentionally limited. It will be appreciated that the element can be easily performed as long as it is not structurally applied.
- FIG. 3 illustrates an overlapping part and a peeling part generated when the cover plate is unfolded and rotated in the same unfolding rotation direction after the cover plate is unfolded in a state where the flexible display device forms a completely flat surface in FIG. 1;
- 4 is a cross-sectional view and overlapping occurrence of the cut section AA portion of FIG.
- Y1 is the angle of formation of the entire plane where the cover plate 30 held on the fixed body 10 is folded and rotated so that the flexible display device 20 is completely flat
- Y2 is the flexible display device 20. Is the over unfolding angle at which the unfolding rotation of the cover plate 30 is performed in the same unfolding rotation direction after the cover plate 30 is unfolded and rotated so as to form a complete plane.
- the flexible display device 20 has a core on the opposite side where the hinge axis of rotation is located on the surface fixed to the fixed body 10, and the curved surface shape of the flexible display device 20 can be formed. It can be seen that the flexible display device 20 is not adhered to or fixed to the fixed body 10 and a peeling phenomenon may be generated. Flexible display device from the fixed body (10) during over-expanding rotation of the cover plate
- the flexible display device 20 is bent sharply without any minimum curvature when the cover plate 30 is extended and rotated.
- FIGS. 4 and 5 In order to prevent the respective overlaps shown in FIGS. 4 and 5 from occurring, the overlap-related portions of the fixing body 10, the cover plate 30, and the fixing plate 40 must be removed, and FIGS. 6 and 7 are related to these overlaps.
- the fixing body 10 and the cover plate 30 in which the removal of the part is not performed are shown.
- the hinge-shaped portion of the cover plate 30 is rotatable and maximizes the empty space.
- Alternative Site (Article 26) It has a shape adjacent to the hinge that can cover up to the range as close as possible to the hinge axis for extinguishing.
- the fixing plate support 11 is formed on the side, and the elastic force of the flexible display device 20 supported on the outer circumferential surface of the hinge when the cover plate 30 is unfolded is applied to the flexible display device 20 of the cover plate 30.
- the fixed plate support 11 is preferably formed to a position as close as possible to the hinge rotation axis of the fixed body 10 so that it can be converted into a perturbation force.
- the perturbation jaw 31 of the cover plate 30, which does not consider performing the over-expanding rotation of the cover plate 30, is kept out of the outer peripheral surface of the hinge and is in a flat state, and is disposed on the cover plate 30.
- the rotation of the hinge in the perturbation direction of the flexible display device 20 starts from the position where the opposite side of the surface of the flexible display device 20 that is supported perturbation is in contact with the outer circumferential surface of the flexible display device 20. And it is preferable to form up to one end portion of the cover plate 30 for stable perturbation support of the flexible display device (20).
- FIG. 8 is a perspective view of an example in which the fixing body, the cover plate, and the fixing plate to which the overlapping generation portions are removed in FIGS. 3, 4, and 5 are applied
- FIG. 9 is an overlap occurring in FIG. Is a perspective view illustrating that no generation occurs
- FIG. 10 is a conceptual view illustrating a change in each application section of a flexible display device when performing over-expansion in the example of FIG. 8. Excess unfolding of the flexible display 20 as shown in FIGS. 8 and 9
- a portion of the surface on which an image is displayed is inclined to stand up and the remaining portion can maintain an off position to facilitate a user's touch input.
- Performing the over-expanding of the flexible display device 20 having this advantage is the same rotation after the unfolding rotation is made in a state where the entire surface on which the image is displayed is completely flat while the flexible display device 20 is folded. Additional unfolding rotation of the cover plate 30 in the direction is carried out. As shown in FIGS. 9 and 10, when the flexible display device 20 is folded and the extended rotation is made in a completely flat state, the additional rotation of the cover plate 30 proceeds in the same rotation direction.
- the part of the flexible display device 20 which is in contact with the outer circumferential surface is not supported by the hinge outer circumferential surface, but is centered on the opposite side where the hinge axis of rotation is located with respect to the surface on which the flexible display device 20 is fixed to the fixed body 10. It is curved while forming a curved surface.
- the portion A of the flexible display device 20 shown in FIG. 10 is lifted off from one surface of the portion A1 and the fixed body 10 fixed to the fixed body 10 in a planar state, and is converted into a curved surface. It is divided into A2 parts. Unlike the A1 part, which maintains a planar state, the center part is located on the opposite side where the hinge rotation axis is located and forms a curved surface with a minimum curvature R, and the curved A2 part is not bonded or fixed to one surface of the fixed body 10 to form a curved surface.
- the cover plate 30 maintains the peeled off state from one surface of the fixed body 10 when the rotation is extended.
- the part A2 which is the peeling area 21 to maintain the peeling state, may be in contact with the outer peripheral surface of the hinge and the opposite surface of the surface on which the image of the flexible display device 20 is displayed, to the range where the A2 part ends toward the fixed body 10 side. Minimum is required.
- the portion B of the flexible display device 20 shown in FIG. 10 maintains a flat state and is curved to the opposite side where the hinge rotation axis is positioned and the portion B1 which is perturbed and supported on the cover plate 30 to the outer peripheral surface of the hinge. Separated by the B2 part.
- FIG. 11 is a plan view and a front view illustrating that no overlap occurs when an over-expansion is performed at an angle greater than the angle at which full unfolding is formed in FIG. 8.
- FIG. 12 is a view of FIG. 11.
- FIG. 13 is a partial detailed view showing the cross-sectional view and overlapping of the cut surface c—c portion
- FIG. 13 is a partial detailed view showing the cross-sectional view and overlapping of the cut surface DD portion of FIG. 11.
- FIG. 12 when the overlap-related portion of the perturbation jaw 31 that overlaps with the A2 and B2 portions of the flexible display device 20 is removed, the flexible display device 20 is fully expanded. After the cover plate 30 is further rotated in the same rotation direction, even if the unfolding is performed, the flexible display device 20 can be bent without interference by forming a curved surface on the opposite side where the hinge rotation axis is located.
- the end of the fixed plate 40 fixed to the fixed body 10 while pressing the thrust of the flexible display device 20 positioned on one surface of the fixed body 10 is marked with flexibility. If the application position is restricted outside the A2 area so that overlapping with the A2 and B2 portions of the device 20 does not occur, the flexible display device 20 is fully extended after the cover plate 30 is additionally rotated in the same rotational direction and exceeded. Even if unfolding is performed, the flexible display device 20 can be curved while forming a curved surface to the opposite side where the hinge rotation axis is located. As shown in FIG. 13, the interference elimination portion 1 (12) from the hinge adjacent portion of the fixing body 10 so that the hinge adjacent portion of the cover plate 30 does not overlap with the hinge adjacent portion portion of the fixing body 10. Is removed, the flexible display 20 is fully extended, and then the cover plate 30 is rotated in the same rotational direction, and the flexible display 20 is positioned opposite the hinge rotation axis even when the over extension is performed. It can bend to form a curved side.
- FIG. 14 is a plan view and a front view of a fixed body in which an overlapping portion is removed to enable an over-expansion in one example of FIG. 8, and FIG. 15 is a cover plate from which an overlapping portion is removed to enable an over-expansion in an example of FIG. 8.
- FIG. 16 is a plan view, a front view, and a side view, and FIG. 16 is a conceptual view illustrating an overlapping portion to be removed so as to be able to be unfolded in the example of FIG. 8.
- the interference elimination part 1 having a predetermined region removed in the hinge adjacent portion of the fixed body 10 to avoid overlapping with the cover plate 30 when the cover plate 30 is over-extended rotation is performed.
- the perturbation jaw 31 has a hinge outer circumferential surface and flexibility so that the A2 and B2 portions of the flexible display device 20 and the perturbation jaw 31 portion of the cover plate 30 do not overlap.
- Perturbing jaw with the interference canceling unit 2 (32) removed over a minimum range from which the B1 of the flexible display device 20 begins to be in contact with the surface opposite the surface on which the image of the display device 20 is displayed. (31) is reflected.
- the flexible display 20 overlaps and maintains the minimum curvature in the curved portion. Assuming there is no interference by, the geometric relationship is maintained as shown in FIG. 16.
- O is the hinge axis of rotation of the fixed body (10)
- P is a flexible display 20 formed centering on the opposite side of the hinge rotation axis with respect to the surface on which the flexible display 20 is fixed to the fixed body 10 upon completion of the over-extension rotation of the cover plate 30. Center point of surface
- r is the radius of the outer peripheral surface of the hinge of the fixed body (10) and the cover plate (30)
- R is a flexible display (20) formed centering on the opposite side of the hinge rotation axis with respect to the surface on which the flexible display (20) is fixed to the fixed body (10) upon completion of the over-extension rotation of the cover plate (30). Radius of the surface on which the image of) is displayed, and can have the same value as r or a wrong value.
- This JA is called the Over Unfolding Angle
- T is the thickness of the flexible display 20 where the encapsulation process is completed
- ⁇ is a contact point at which the outer surface of the hinge and the outer circumferential surface of the flexible display device 20 are in contact with each other in the complete planar state of the flexible display device 20.
- ⁇ is the part of the flexible display device 20 located on the fixed body 10 side when the over-extension rotation of the cover plate 30 is completed, has a curved surface of radius R from one surface of the fixed body 10 and begins to peel off. Contacts that begin to bend surface
- L denotes the radius of R + T on the opposite side of ⁇ on which the image of the flexible display device 20 positioned on the cover plate 30 is displayed upon completion of the over-extension rotation of the cover plate 30.
- M is the position where the contact N is moved to the stationary body 10 when the over-extension rotation of the cover plate 30 is completed.
- the closed area consisting of sector MN, intersection M, intersection F, and intersection N with center point 0 shall be the minimum area to be included in interference cancellation unit 1 (12).
- XI is the length of the line segment HN and the minimum distance of the peeling area 21 at which the end of the fixed plate 40 should be kept away from the contact N.
- X2 is the length of the line segment ML and the minimum distance of the interference canceling section 2 (32) that the perturbation jaw 31 of the cover plate 30 should start to form while maintaining the distance from the contact N.
- the triangular function is used to calculate the X- and Y-axis coordinates of intersection N, intersection F, and intersection M as follows.
- X axis coordinate of intersection N is 0, Y axis coordinate is r
- X axis coordinate of intersection F is -r X tan (l / 2 x OUA), Y axis coordinate is 0,
- the X coordinate of the intersection ⁇ is —r X sin (OUA), and the Y axis is r x cos (OUA).
- the overlapping rotation of the cover plate 30 is performed without the hinge adjacent portion of the cover plate 30 overlapping with the hinge adjacent portion of the fixed body 10.
- the minimum region of the interference elimination unit 1 (12) is a closed region consisting of a fan-shaped MN, an intersection M, an intersection F, and an intersection N, which are center points ⁇ .
- the length of the line segment XI using the trigonometric function is as follows.
- calculating the length of line segment X2 is as follows.
- the folding sensor 50 detects the spread rotation angle of the cover plate 30, and then transmits to the control unit, which is not shown and described, and is omitted from the drawings for explaining an embodiment of the present invention. While the embodiments of the present invention have been described above with reference to the accompanying drawings, those skilled in the art to which the present invention pertains may be embodied in other specific forms without changing the technical spirit or essential features of the present invention. I can understand that you can. Therefore, it should be understood that the embodiments described above are exemplary in all respects and not restrictive.
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- Human Computer Interaction (AREA)
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
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Abstract
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580051486.4A CN107077804B (zh) | 2014-09-28 | 2015-09-30 | 能过度展开的柔性显示装置 |
US15/512,566 US10008135B2 (en) | 2014-09-28 | 2015-09-30 | Flexible display device that can be hyper-extended |
JP2017516099A JP6389566B2 (ja) | 2014-09-28 | 2015-09-30 | 180度以上オープン可能なフレキシブル表示装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2014-0129704 | 2014-09-28 | ||
KR1020140129704A KR101794872B1 (ko) | 2014-09-28 | 2014-09-28 | 초과 펼쳐짐이 가능한 플렉시블 표시장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016048113A1 true WO2016048113A1 (ko) | 2016-03-31 |
Family
ID=55581525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2015/010312 WO2016048113A1 (ko) | 2014-09-28 | 2015-09-30 | 초과 펼쳐짐이 가능한 플렉시블 표시장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10008135B2 (ko) |
JP (1) | JP6389566B2 (ko) |
KR (1) | KR101794872B1 (ko) |
CN (1) | CN107077804B (ko) |
WO (1) | WO2016048113A1 (ko) |
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KR101748692B1 (ko) * | 2016-10-25 | 2017-06-20 | 주식회사 가난한동지들 | 화면 투과창이 적용된 하부 커버를 갖는 유연성있는 표시장치가 구비된 아웃폴딩 영상표시장치의 보호케이스 |
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Also Published As
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JP6389566B2 (ja) | 2018-09-12 |
CN107077804A (zh) | 2017-08-18 |
JP2017535803A (ja) | 2017-11-30 |
KR20160037405A (ko) | 2016-04-06 |
US20170243526A1 (en) | 2017-08-24 |
CN107077804B (zh) | 2020-03-17 |
US10008135B2 (en) | 2018-06-26 |
KR101794872B1 (ko) | 2017-11-09 |
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