WO2015081714A1 - 透明显示装置 - Google Patents
透明显示装置 Download PDFInfo
- Publication number
- WO2015081714A1 WO2015081714A1 PCT/CN2014/083433 CN2014083433W WO2015081714A1 WO 2015081714 A1 WO2015081714 A1 WO 2015081714A1 CN 2014083433 W CN2014083433 W CN 2014083433W WO 2015081714 A1 WO2015081714 A1 WO 2015081714A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light source
- display panel
- display device
- light
- transparent display
- Prior art date
Links
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F3/00—Show cases or show cabinets
- A47F3/001—Devices for lighting, humidifying, heating, ventilation
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B23/00—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else
- A47B23/04—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else supported from table, floor or wall
- A47B23/042—Book-rests or note-book holders resting on tables
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F3/00—Show cases or show cabinets
- A47F3/002—Devices for protection against sunlight or theft
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F3/00—Show cases or show cabinets
- A47F3/005—Show cases or show cabinets with glass panels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133616—Front illuminating devices
Definitions
- Embodiments of the present disclosure relate to a transparent display device. Background technique
- a transparent display device can be implemented by using a display panel (TFT-LCD) as a transparent display device. Since the display panel itself does not emit light, it is necessary to set a corresponding system light source for the display panel.
- the LED light bar can be used as the system light source, so that the light emitted by the LED light bar enters the transparent light guide plate from the side, the transparent light guide plate is disposed on the light incident side of the display panel, and the light emitted by the system light source is guided through the transparent light guide plate. Enter the display panel for display.
- the light box can be used as the system light source of the display panel, and the items to be displayed are placed in the transparent light box, the display panel is disposed on one side of the transparent light box, and the backlight is set on the other side of the light box for transparent display. .
- Providing a transparent light guide plate on the light entrance side of the display panel affects the overall transparency of the transparent display device, thereby affecting viewing of the display items placed behind the transparent display device; and in the case of using the light box, the size and weight of the transparent display device are both Larger, it is not conducive to the thinness of the transparent display device.
- Embodiments of the present disclosure provide a transparent display device for realizing a transparent display device having high transparency and thinness.
- At least one embodiment of the present disclosure provides a transparent display device including a display panel for transparent display, a base, and a system light source; one side of the display panel is mounted to the base;
- the system light source includes: a first light source
- the first light source is mounted on a side of the display panel facing away from the base, and the light emitted by the first light source is reflected by an object placed on the incident light side of the display panel to form a spatial light, and then irradiated to the display panel. ; and / or The first light source is mounted on the light receiving side of the display panel, and the light emitted by the second light source is reflected by an object placed on the incident light side of the display panel to form spatial light, and then irradiated to the light source. Display panel.
- the transparent display device provided by the embodiment of the present disclosure is mounted on the base and/or the first light source mounted on the side of the display panel facing away from the base as a system light source, and is mounted on the display panel facing away from the light source and then emitted upward from the display panel.
- the light is irradiated onto the object placed behind the display panel, and after the object is reflected (generally diffusely reflected), spatial light is formed directly behind the display panel, and the spatial light is equivalent to the background light to illuminate the display panel.
- Transparent display is mounted on the base and/or the first light source mounted on the side of the display panel facing away from the base as a system light source, and is mounted on the display panel facing away from the light source and then emitted upward from the display panel.
- the light is irradiated onto the object placed behind the display panel, and after the object is reflected (generally diffusely reflected), spatial light is formed directly behind the display panel, and the spatial light is equivalent to the background light to illuminate the display panel.
- Transparent display
- the light guide plate disposed behind the display panel can be omitted, and the light guide plate is prevented from affecting the transparency of the transparent display device, and the first light source is mounted on the base or mounted on the side of the display panel facing away from the base.
- the thickness of the transparent display device is not increased, and the light source of the transparent display device is favored as a system light source of the transparent display device with respect to the conventional light box.
- the system light source further includes: a second light source;
- the second light source is mounted on at least one side of the display panel, and the light emitted by the second light source is reflected by an object placed on the incident light side of the display panel to form spatial light, and then irradiated to the display panel.
- the first light source and the second light source are both strip light sources.
- the display panel in the above transparent display device provided by the embodiment of the present disclosure, includes a front frame and a back frame that are fixedly connected, and is disposed between the front frame and the back frame. Display screen
- the back frame is fixedly connected to the base
- the first light source is mounted on a side of the display panel facing away from the base, the front frame has a card slot for receiving the first light source, and the back frame has a bead for limiting the first light source to the card slot;
- the second light source is mounted on one side of the display panel, and the front frame has a card slot for receiving the third light source, and the back frame has a bead for limiting the second light source to the card slot.
- the display panel further includes: a transparent shield between the front frames.
- the first light source is mounted on the side of the display panel facing away from the base, the back
- the side of the frame facing the front frame further has a cable management slot for placing the outlet of the first light source
- the second light source is mounted on at least one side of the display panel, and the side of the back frame facing the front frame further has a cable management slot for placing an outgoing line of the third light source.
- the back frame and the front frame are fixedly connected by screws, or the back frame and the front frame Between the cards.
- the back frame and the base are fixedly connected by screws.
- the base includes: an upper case and a weight plate that are engaged with each other, are fixed to the weight plate, and are At least one adapter plate fixedly connected to the back frame;
- the first light source is mounted on the base, and the bottom plate of the weight plate cooperates with the upper case to form a card slot for mounting the first light source.
- the method further includes: a circuit board between the upper case and the weight plate and fixed to the weight plate ;
- the circuit board is electrically connected to the display screen; the circuit board is electrically connected to the system light source.
- Figure la- Figure lc are schematic structural views of a transparent display device according to an embodiment of the present disclosure.
- FIG. 2a is an exploded view of a display panel in a transparent display device in accordance with an embodiment of the present disclosure. Schematic;
- Figure 2b is an enlarged view of A in Figure 2a;
- Figure 2c is an enlarged view of B in Figure 2a;
- 3a is a schematic structural view of a side of a back panel facing a front frame in a display panel according to an embodiment of the present disclosure
- Figure 3b is an enlarged view of C in Figure 3a;
- 3c is a schematic structural view of a side of the back frame facing the front frame in the display panel according to an embodiment of the present disclosure
- Figure 3d is an enlarged view of D in Figure 3c;
- FIG. 4 is a schematic exploded view of a base in a transparent display device according to an embodiment of the present disclosure. detailed description
- the transparent display device includes: a display panel 100, a base 200, and a system light source 300; wherein one side of the display panel 100 is mounted On the base 200;
- System light source 300 includes a first light source 310;
- the first light source 310 is mounted on a side of the display panel 100 facing away from the base 200.
- the light emitted by the first light source 310 is reflected by an object placed on the incident light side of the display panel 100 to form a spatial light, and then irradiated to the display panel 100; and/or
- the light emitted from the 310 is reflected by an object placed on the incident light side of the display panel 100 to form a spatial light, and is then incident on the display panel 100.
- the display panel 100 is generally referred to as a liquid crystal display panel; of course, other display panels that require a system light source are not excluded.
- the above transparent display device according to an embodiment of the present disclosure is generally used as a transparent window to display an article, that is, a display article is placed at the rear (light entrance side) of the transparent display device, and of course, behind the transparent display device, except for the displayed article There may be other objects besides, such as walls.
- the first light source 310 as a system light source can be mounted on the side of the display panel 100 facing away from the base 200.
- the light emitted from the first light source 310 to the lower rear of the display panel 100 is irradiated to the display panel.
- An object behind 100 the object may refer to an item or an object such as a wall
- a spatial light is formed directly behind the display panel 100, the space Light is equivalent to the effect of the background light to illuminate the display panel 100 for transparent display.
- the light guide plate disposed behind the display panel can be omitted, the light guide plate can be prevented from affecting the transparency of the transparent display device, and the first light source 310 is mounted on the side of the display panel 100 without increasing the transparent display device.
- the thickness of the transparent display device is advantageous for the thickness of the transparent display device as compared with the conventional light box.
- the first light source 310 which is a system light source, can also be mounted on the base 200 and on the light incident side of the display panel 100.
- the light emitted from the first light source 310 to the rear of the display panel 100 is irradiated onto the object placed behind the display panel 100, and after the object is reflected (generally diffused), a spatial light is formed directly behind the display panel 100.
- the effect of the spatial light equivalent to the background light is irradiated onto the display panel 100 to achieve transparent display.
- the first light source 310 is mounted on the side of the display panel 100 facing away from the base, the light guide plate disposed behind the display panel can be omitted from the existing transparent display device, thereby preventing the light guide plate from affecting the transparency of the transparent display device, and
- the first light source 310 is mounted on the base without increasing the thickness of the transparent display device, and is suitable for the system light source of the transparent display device with respect to the conventional light box, which is advantageous for thinning and thinning of the transparent display device.
- the first light source 310 is not located between the display panel and the placed display item. , to avoid the system light source affecting the transparency of the transparent display device, as well as affecting the viewing of the display items.
- the first light source may be simultaneously mounted on a side of the display panel 100 facing away from the base 200 and mounted on the base 200 and located on the light incident side of the display panel 100, with respect to The first light source is mounted on a side of the display panel 100 facing away from the base 200 or only on the base 200, and the spatial light effect formed directly behind the display panel is uniform. Conducive to the effect of transparent display.
- the system light source 300 may further include: a second light source 320;
- the second light source 320 is mounted on one or both of the sides of the display panel 100, the second light source
- the light emitted from 320 is reflected by an object placed on the incident light side of the display panel 100 to form spatial light, and then is incident on the display panel 100.
- the second light source 320 is mounted on both the left and right sides of the display panel 100 in the liquid crystal display device, although the uniformity of the spatial light formed directly behind the display panel 100 can be improved, it is set on the display.
- the second light source 320 of the left and right sides of the panel 100 is not suitable for the narrow frame of the display panel 100. Therefore, whether the system light source includes the second light source 320 can be designed according to actual needs, which is not limited herein.
- the first light source 310 and the second light source 320 may use a strip light source, and the LED light source may be used. This is not limited.
- the display panel 100 may include a front frame 110 and a back frame 120 that are fixedly connected, and a display screen 130 that is limited between the front frame 110 and the back frame 120.
- the back frame 120 is fixedly coupled to the base 200.
- the front frame 110 When the first light source 310 is mounted on the side of the display panel 100 facing away from the base, as shown in FIG. 2b in FIG. 2b, the front frame 110 has a card slot 111 for receiving the first light source 310; An enlarged view of B in 2a is shown in FIG. 2c, and the back frame 120 has a bead 121 that limits the first light source 310 to the card slot 111.
- the system light source 300 includes the second light source 320
- the front frame 110 has a card slot for receiving the second light source 320
- the back frame 120 has a second The light source 320 is limited to the bead in the card slot.
- the second light source 320 is mounted on the two sides of the display panel 100
- the card has a second light source 320 on both sides of the front frame 110
- the back frame 120 has a The two light sources 320 are limited to the bead in the card slot.
- the system light source 300 is embedded in the frame of the display panel 100, so that the transparent display device can be lighter and thinner overall, and the appearance is more beautiful.
- the display screen 130 is generally referred to as a liquid crystal display; of course, other display screens are not excluded.
- the front frame may be omitted in the structure of the display panel, and the card slot of the limiting system light source is directly disposed in the back frame, so that the display is convenient.
- the panel achieves a borderless or narrow bezel design.
- the display panel can also be other structures, and details are not described herein.
- a transparent shield 140 disposed between the display screen 130 and the front frame 110 may be further included.
- the transparent protective plate 140 may be made of a rigid and completely transparent material.
- the display panel 100 can also be loaded with a touch control technology, that is, the display panel 100 can further include: a touch module disposed between the display screen 130 and the transparent protection panel 140. Since the structure of the touch module belongs to a technique known to the inventors, it will not be described in detail herein.
- the layer structure of the touch module can be prepared first, and then the formed touch module is directly attached to the light exit side of the display screen; or, the light touch side of the base substrate of the color filter substrate of the display screen can be directly touched. Control the various levels of the module. This article does not limit this.
- an in-cell touch technology can be used, that is, each hierarchical structure constituting the touch structure is directly prepared inside the display screen to form an in-cell touch screen, and the embedded touch screen has various manners. , will not be detailed here.
- the enlarged view at C in FIG. 3a is as shown in FIG. 3b, and the back frame is The side facing the front frame 110 further has a cable management slot 122 for placing the outlet of the first light source 310;
- the side of the back frame 120 facing the front frame 110 also has a cable management slot for placing the outlet of the second light source 320.
- the opening direction of the cable management slot (for example, the cable management slot 122 of the outlet of the first light source 310) is placed toward the display panel.
- the opening direction of the cable management slot in which the first light source is placed is perpendicular to (or nearly perpendicular to) the opening of the cable management slot in which the second light source is placed, so that the first light source and the second light source cooperate with each other such that the light is incident through the display panel. After the side objects are reflected, they provide more uniform light to the display panel.
- FIGS. 2b and 2c respectively show the threaded holes of the front frame 110 and the back frame 120 matched with the screws; or, the back frame 120 and The front frame 110 can be fixed by a snap connection, which is not limited herein.
- Fig. 3d is an enlarged view of D in Fig. 3c, showing the threaded holes 123 of the back frame 120 matching the screws.
- the base 200 may include: an upper case 210 and a weight plate 220 that are engaged with each other, and at least one adapter plate 230 fixed to the weight plate 220 and fixedly coupled to the back frame 120.
- the cooperation of the bottom plate 221 of the weight plate 220 with the upper case 210 forms a card slot 211 for mounting the first light source 310.
- the first light source 310 and the base 200 which form an integral body make the transparent display device The overall look is more beautiful.
- the circuit board 240 may be further disposed between the upper casing 210 and the weight plate 220 and fixed to the weight plate 220;
- the board 240 is electrically connected to the display screen 130 for driving the display screen 130 for display.
- the circuit board 240 is also electrically coupled to the system light source to control the operation of the system light source.
- the embodiment of the present disclosure provides a transparent display device, wherein the system light source includes a first light source, and the first light source is mounted on the base and/or mounted on a side of the display panel facing away from the base and located on the light incident side of the display panel 100.
- the first light source is mounted on a side of the display panel facing away from the base, the light emitted by the first light source to the lower rear of the display panel is irradiated onto the object placed behind the display panel, and is displayed after being reflected by the object (generally diffuse reflection).
- the spatial light is equivalent to the background light to illuminate the display panel to achieve transparent display; or the first light source is mounted on a side of the display panel facing away from the base and located on the light incident side of the display panel 100
- the light emitted by the first light source to the rear of the display panel is irradiated onto the object placed behind the display panel, and after the object is reflected (generally diffusely reflected), spatial light is formed directly behind the display panel, the spatial light, etc. Effective in The effect of the background light is illuminated on the display panel to achieve a transparent display.
- the light guide plate disposed behind the display panel can be omitted, and the light guide plate can be prevented from affecting the transparency of the transparent display device. Moreover, whether the first light source is mounted on the base or mounted on the side of the display panel, the thickness of the transparent display device is not increased, and the transparent light-emitting device is used as a system light source of the transparent display device, which is advantageous for the transparent display device. Light and thin.
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- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
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Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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US14/422,880 US9763525B2 (en) | 2013-12-05 | 2014-07-31 | Transparent display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310654149.7A CN103676314B (zh) | 2013-12-05 | 2013-12-05 | 一种透明显示装置 |
CN201310654149.7 | 2013-12-05 |
Publications (1)
Publication Number | Publication Date |
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WO2015081714A1 true WO2015081714A1 (zh) | 2015-06-11 |
Family
ID=50314353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/CN2014/083433 WO2015081714A1 (zh) | 2013-12-05 | 2014-07-31 | 透明显示装置 |
Country Status (3)
Country | Link |
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US (1) | US9763525B2 (zh) |
CN (1) | CN103676314B (zh) |
WO (1) | WO2015081714A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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EP3125027A1 (en) * | 2015-07-31 | 2017-02-01 | LG Electronics Inc. | Display device |
EP3125025A1 (en) * | 2015-07-31 | 2017-02-01 | Lg Electronics Inc. | Display device |
EP3125026A1 (en) * | 2015-07-31 | 2017-02-01 | LG Electronics Inc. | Display device |
EP3141945A1 (en) * | 2015-09-14 | 2017-03-15 | Lg Electronics Inc. | Display apparatus |
Families Citing this family (3)
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CN103676314B (zh) | 2013-12-05 | 2016-08-17 | 京东方科技集团股份有限公司 | 一种透明显示装置 |
TWI502564B (zh) * | 2014-05-23 | 2015-10-01 | Au Optronics Corp | 透明顯示器及其操作方法 |
CN109379546B (zh) * | 2018-12-03 | 2020-06-16 | 惠州市华星光电技术有限公司 | 一种显示装置 |
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EP3125027A1 (en) * | 2015-07-31 | 2017-02-01 | LG Electronics Inc. | Display device |
EP3125025A1 (en) * | 2015-07-31 | 2017-02-01 | Lg Electronics Inc. | Display device |
EP3125026A1 (en) * | 2015-07-31 | 2017-02-01 | LG Electronics Inc. | Display device |
KR20170015004A (ko) * | 2015-07-31 | 2017-02-08 | 엘지전자 주식회사 | 디스플레이 장치 |
CN106409162A (zh) * | 2015-07-31 | 2017-02-15 | Lg电子株式会社 | 显示装置 |
US9877402B2 (en) | 2015-07-31 | 2018-01-23 | Lg Electronics Inc. | Display device |
US9888595B2 (en) | 2015-07-31 | 2018-02-06 | Lg Electronics Inc. | Display device |
US10194539B2 (en) | 2015-07-31 | 2019-01-29 | Lg Electronics Inc. | Display device |
CN106409162B (zh) * | 2015-07-31 | 2019-03-15 | Lg电子株式会社 | 显示装置 |
KR102384312B1 (ko) | 2015-07-31 | 2022-04-07 | 엘지전자 주식회사 | 디스플레이 장치 |
EP3141945A1 (en) * | 2015-09-14 | 2017-03-15 | Lg Electronics Inc. | Display apparatus |
US10178779B2 (en) | 2015-09-14 | 2019-01-08 | Lg Electronics Inc. | Display apparatus |
Also Published As
Publication number | Publication date |
---|---|
US9763525B2 (en) | 2017-09-19 |
US20160045037A1 (en) | 2016-02-18 |
CN103676314A (zh) | 2014-03-26 |
CN103676314B (zh) | 2016-08-17 |
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