EP3669042A1 - Light transmitting panel with active components - Google Patents
Light transmitting panel with active componentsInfo
- Publication number
- EP3669042A1 EP3669042A1 EP18793081.3A EP18793081A EP3669042A1 EP 3669042 A1 EP3669042 A1 EP 3669042A1 EP 18793081 A EP18793081 A EP 18793081A EP 3669042 A1 EP3669042 A1 EP 3669042A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- panel
- active component
- layer
- assembly
- light transmitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/67—Units comprising two or more parallel glass or like panes permanently secured together characterised by additional arrangements or devices for heat or sound insulation or for controlled passage of light
- E06B3/6715—Units comprising two or more parallel glass or like panes permanently secured together characterised by additional arrangements or devices for heat or sound insulation or for controlled passage of light specially adapted for increased thermal insulation or for controlled passage of light
- E06B3/6722—Units comprising two or more parallel glass or like panes permanently secured together characterised by additional arrangements or devices for heat or sound insulation or for controlled passage of light specially adapted for increased thermal insulation or for controlled passage of light with adjustable passage of light
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
- E06B3/67—Units comprising two or more parallel glass or like panes permanently secured together characterised by additional arrangements or devices for heat or sound insulation or for controlled passage of light
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/26—Lamellar or like blinds, e.g. venetian blinds
- E06B9/264—Combinations of lamellar blinds with roller shutters, screen windows, windows, or double panes; Lamellar blinds with special devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0012—Furniture
- F21V33/0016—Furnishing for windows and doors
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B2009/2464—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds featuring transparency control by applying voltage, e.g. LCD, electrochromic panels
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B2009/247—Electrically powered illumination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Definitions
- Panels made of glass and some plastics allow transmission of light, and may also allow transmission of heat and sound.
- One aspect of the disclosed embodiments is a light transmitting panel assembly that includes a first panel, a second panel, a gap between the first panel and the second panel, and a first active component located in the gap.
- the first active component has a controllable light transmission characteristic.
- the light transmitting panel assembly includes a second active component that is located in the gap, the second active component having a controllable light emission characteristic.
- the first active component may be adjacent to the first panel, the second active component may be adjacent to the second panel, and the first active component may be spaced from the second panel.
- the first panel may have a first surface that is adjacent to an exterior space and a second surface, the second panel may have a first surface and a second surface that is adjacent to an interior space, the first active component may be mounted to the second surface of the first panel, and the second active component may be mounted to the first surface of the second panel.
- the second active component is an edge lit glass panel.
- the edge lit glass panel may include lighting devices.
- the edge lit glass panel may include spacers that are positioned between the first panel and the second panel to space the first panel from the second panel to define the gap, wherein the lighting devices are located outward relative to the spacers.
- the edge lit glass panel may include a frame, wherein an outer edge of the first panel extends outward relative to the lighting devices and the outer edge of the first panel is supported by the frame.
- FIG. 3 is a detail view showing an area designated in FIG. 2, including an example of a connection of a first frame portion of the frame to the first panel and the second panel of the panel assembly of FIG. 1.
- FIG. 6 is an illustration that shows a second example structure for the first panel of the panel assembly of FIG. 1.
- FIG. 7 is an illustration that shows a third example structure for the first panel of the panel assembly of FIG. 1.
- FIG. 9 is an illustration that shows a second example structure for the second panel of the panel assembly of FIG. 1.
- FIG. 12 is an illustration that shows a cross-section view of a panel assembly according to a second implementation.
- FIG. 15B is an illustration that shows a cross-section view of a panel assembly according to a sixth implementation.
- FIG. 16 is a block diagram that shows a lighting system.
- the disclosure herein is directed to light transmitting panel assemblies, such as windows, that include transparent or translucent panels.
- the light transmitting panel assemblies include a first laminated panel structure and a second laminated panel structure that are separated by a gap, which may also be referred to as an air gap or a space.
- active, controllable components are disposed in or adjacent to the gap between the first panel and the second panel, without including the components in the laminated structure. This configuration which protects the components from damage while avoiding lamination of them as part of the first panel or the second panel.
- FIG. 1 is a perspective view illustration showing an assembly 100 that includes a frame 102 and a panel assembly 104.
- the panel assembly 104 is supported by the frame 102.
- the panel assembly 104 is surrounded peripherally by the frame 102 so that a peripheral edge of the panel assembly 104 is connected to and is supported by the panel assembly 104.
- FIG. 2 is a cross-section view of the assembly 100 taken along line 2-2 of FIG. 1.
- the panel assembly 104 extends between a first frame portion 202a of the frame 102 and a second frame portion 202b of the frame 102.
- the panel assembly 104 includes a first panel 206 and a second panel 208.
- the first panel 206 is positioned adjacent to a first side 201a of the assembly 100
- the second panel 208 is positioned adjacent to a second side 201b of the assembly 100.
- an exterior space is located on the first side 201a of the assembly 100 and an interior space is located on the second side 201b of the assembly 100.
- the interior space may be, as examples, an interior of a building or a passenger compartment of a vehicle.
- active components are included in the first panel 206 and the second panel 208 to control transmission of light from the first side 201a of the assembly 100 to the second side 201b of the assembly 100.
- the first panel 206 has a variable light transmission characteristic
- the second panel 208 has a variable light emission characteristic.
- the first panel 206 may incorporate a variable light transmission technology to alter an amount of ambient light (e.g., sunlight) that passes from the first side 201a of the assembly 100 to the second side 201b of the assembly 100
- the second panel 208 may incorporate a lighting device that provides illumination to the space on the second side 201b of the assembly 100.
- Variable light transmission may also include switchable mirrors that change states between transparent and reflective.
- the first panel 206 and the second panel 208 are supported such that a lower surface of the first panel 206 is spaced from an upper surface of the second panel 208.
- the frame 102 including the first frame portion 202a and the sealing structure 312, can be configured to maintain a desired spacing between the first panel 206 and the second panel 208.
- the frame 102 serves as a support structure that supports the first panel 206 with respect to the second panel 208
- the sealing structure 312 serves as a spacer to define a gap 314 between the first panel 206 and the second panel 208.
- the gap 314 is a space by which the first panel 206 and the second panel 208 are separated.
- the gap 314 may eliminate contact between the first panel 206 and the second panel 208 to reduce transmission of heat and sound between the first panel 206 and the second panel 208.
- the gap 314 is evacuated.
- the gap 314 is filled with a gas, such as argon or another noble gas, or a mixture of gases, such as air.
- the gap 314 may be filled with a liquid or gel, which may have an index of refraction that is matched to the first panel 206 and/or the second panel 208.
- spacers may be included adjacent to the frame to support the first panel 206 relative to the second panel 208 and to define the gap 314.
- the width of the gap 314 is less than the width of the first panel 206 and the width of the gap 314 is also less than the width of the second panel 208. In some implementations, the width of the gap 314 is less than the width of at least one of the first panel 206 or the second panel 208. In some implementations, the width of the gap 314 is less than a combined width of the first panel 206 and the second panel 208.
- the sealing structure 312 defines an airtight seal of the gap 314, such that outside air does not enter the gap 314.
- the gap 314 may be filled with air at atmospheric pressure, or a controlled atmosphere may be defined in the gap 314.
- the gap 314 is substantially evacuated and the pressure in the gap 314 is significantly less than atmospheric pressure.
- a gas or gas mixture other that ambient air may be present in the gap 314, such as substantially pure nitrogen. The gas or gas mixture that is present in the gap 314 may be selected to enhance noise and thermal insulation properties that are attributable to the gap 314.
- the assembly 100 may be configured such that no intervening structures are present between the first panel 206 and the second panel 208 at locations inward from the frame 102.
- the gap 314 is continuous and uninterrupted at all locations inward from the frame 102.
- transparent spacers are positioned between the first panel 206 and the second panel 208 at locations inward from the frame 102.
- the spacers can be a layer of transparent material having limited longitudinal and lateral extents.
- the spacers can be elongate in the lateral or longitudinal directions.
- the spacers can include elongate lateral portions and elongate longitudinal portions that intersect each other in a grid.
- the gap 314 is disposed around and between the spacers, and may be divided into unconnected portions.
- the first panel 206 is connected to a first electrical connection 316.
- the first electrical connection 316 is connected to a power source and/or to a controller to provide electrical power and/or control signals to one or more active components that are
- a light source 318 is supported by the first frame portion 202a adjacent to the edge of the second panel 208.
- the light source 318 can extend along all or part of the periphery of the second panel 208.
- the light source 318 in combination with the structure of the second panel 208, as will be described herein, is an edge lighting assembly that directs light into the second panel 208 such that the light is carried through the second panel 208, and is emitted in a controlled manner, as will be discussed further herein.
- the light source 318 is connected to a second electrical connection 320.
- the second electrical connection 320 is connected to a power source and/or to a controller to allow the light source 318 to be activated and deactivated, to control an intensity of the light source 318, and/or to control a color of the light source 318.
- Other electrical connections may be provided to the second panel 208 in implementations in which other active components are included in the second panel 208.
- the second layer 424 incorporates a variable light transmission technology.
- the second layer 424 is controllable by a control signal that is provided to the second layer 424 using the first electrical connection 316 to modify a degree of light transmission through the first panel 206.
- the degree of light transmitted through the first panel 206 may be controllable by a voltage of the control signal delivered to the second layer 424 by the first electrical connection 316.
- the first electrical connection 316 may incorporate transparent electrodes, such as indium tin oxide (ITO) electrodes, to allow control of the variable light transmission properties of the second layer 424.
- ITO indium tin oxide
- the control signal may cause the second layer 424 to modify a current light transmittance characteristic such that, in response to the control signal, the second layer 424 is modified from having a first light transmittance value to having a second light transmittance value.
- Technologies that may be used to implement the second layer 424 include suspended particle devices, electrochromic devices, polymer dispersed liquid crystal (PLDC) devices, guest host liquid crystal (GHLC) devices, and switchable mirror devices. Some of these technologies are implemented in the form of a film, and in such
- the second layer 424 includes a variable light transmission film on a transparent structure such as glass or polycarbonate.
- the second layer 424 may include a polymer dispersed liquid crystal (PDLC) film, which is a voltage-controllable film containing liquid crystals dispersed in a polymer material.
- the PDLC film is transparent when a voltage above a threshold value is applied by the first electrical connection 316, and varies between transparent and opaque in correspondence to the voltage value below the threshold value.
- the second layer 424 may be a switchable mirror layer or include a switchable mirror film that is able to change states between a transparent or translucent state, and a reflective state.
- the state change can be induced by application of or cessation of application of a voltage to at least a portion of the second layer 424.
- the second layer 424 can incorporate a transition-metal hydride electrochromic device having reflective hydrides that change states between transparent or translucent and reflective upon application of a voltage.
- Other technologies can be used to implement a switchable mirror in the second layer 424.
- the first layer 422 is bonded to the second layer 424 by the first interlayer 423, and the second layer 424 is bonded to the third layer 426 by the second interlayer 425.
- the first interlayer 423 and the second interlayer 425 may be transparent adhesive layers that bond adjacent panels together. Examples of materials that can be used as the first interlayer 423 and the second interlayer 425 include polyvinyl butyral (PVB) and ethylene-vinyl acetate (EVA). Other materials suitable for the first interlayer 423 and the second interlayer 425 include thermoset EVA, thermoplastic polyurethane (TPU), and polyester (PE).
- FIG. 5 is an illustration that shows an example of the second layer 424 of the first example structure for the first panel 206 of FIG. 4, which includes variable light
- the second layer 424 includes a translucent or transparent material, 524a, such as glass or plastic.
- Available light transmission film 524b and an electrode layer 524c are disposed on one of an upper surface (as illustrated) or a lower surface of the transparent material 524a.
- the variable light transmission film 524b may be a PDLC film, as previously described.
- the electrode layer 524c includes or is formed from a material that is able to conduct electricity to change the variable light transmission characteristic of the variable light transmission film 524b.
- the electrode layer 524c may include, for example, transparent electrodes, such as indium tin oxide (ITO) electrodes
- FIG. 6 is an illustration that shows a second example structure for the first panel 206.
- the first panel 206 is a laminated panel formed from layers that are transparent or translucent, or are capable of being transparent or translucent subject to control of active components, as will be described.
- the first panel 206 includes, in top- to-bottom order, a first layer 622, a first interlayer 623, a second layer 624, a second interlayer 625, and a third layer 626, which are joined together in a lamination process, for example, including application of heat and pressure.
- the first layer 622 and the second layer 624 are transparent layers of glass or plastic (e.g., polycarbonate), as described with respect to the first layer 422 and the third layer 426 of FIG. 4.
- the third layer 626 is an active layer having a variable light transmission
- the first layer 822 and the third layer 826 are transparent layers of glass or plastic (e.g., polycarbonate), as described with respect to the first layer 422 and the third layer 426 of FIG. 4.
- the second layer 824 is an active layer that emits light.
- the first layer 822 is bonded to the second layer 824 by the first interlayer 823, and the second layer 824 is bonded to the third layer 826 by the second interlayer 825.
- the first interlayer 823 and the second interlayer 825 are as described with respect to the first interlayer 423 and the second interlayer 425.
- the second layer 824 is an edge-lit layer (e.g., a light guide plate) that receives light from an edge of the second panel 208.
- the light source 318 shines light into the edge of the second layer 824 of the second panel.
- the light source may be a light-emitting diode (LED) or an optical fiber that carries light from a remotely- located LED or laser.
- Other layers of the second panel 208 may be covered at their edges by a mask 819 such that the light emitted by the light source 318 does not enter them.
- the light emitted by the light source 318 is carried through the second layer 824 by total internal reflection or near-total internal reflection as a result of differing refractive indexes of the second layer 824 as compared to adjacent layers, such as the first interlayer 823 and the second interlayer 825.
- Additional features, such as edges, grooves, etching, surface patterning, or particles, may be formed in or disposed in the second layer 824 to direct the light out of the second layer 824 toward the third layer 826 in a desired manner.
- the first layer 922 is bonded to the second layer 924 by the first interlayer 923, and the second layer 924 is bonded to the third layer 926 by the second interlayer 925.
- the first interlayer 923 and the second interlayer 925 are as described with respect to the first interlayer 823 and the second interlayer 825 of FIG. 8.
- the first layer 1122 and the fifth layer 1130 are transparent layers of glass or plastic (e.g., polycarbonate), as described with respect to the first layer 822 and the third layer 826 of FIG. 8.
- the second layer 1124, the third layer 1126, and the fourth layer 1128 are active layers that have controllable properties that affect transmission and/or emission of light.
- FIG. 12 is an illustration that shows a cross-section view of a panel assembly 1204 according to an alternative implementation.
- the panel assembly 1204 is similar to the panel assembly 104, except as noted herein.
- the panel assembly 1204 can be incorporated in the assembly 100, including connection to the frame 102, in the manner described with respect to the panel assembly 104.
- the panel assembly 1204 includes a first panel 1206, a second panel 1208, spacers 1212, a gap 1214, a first active component 1232, and a second active component 1234.
- the first panel 1206 is positioned adjacent to a first side 1201a of the panel assembly 1204, and the second panel 1208 is positioned adjacent to a second side 1201b of the panel assembly 1204.
- an exterior space is located on the first side 1201a and an interior space is located on the second side 1201b.
- the first panel 1206 and the second panel 1208 may each include a single layer of glass or plastic, or may be a laminated structure that includes multiple layers that are joined together in a lamination process, for example, including application of heat and pressure.
- the first active component 1232 and the second active component 1234 are located in the gap 1214.
- a first electrical connector 1233 for the first active component 1232 and a second electrical connector 1235 for the second active component 1234 may extend out of the panel assembly 1204, for connection to a controller or other system.
- the first active component 1232 and the second active component 1234 each have a controllable
- variable lighting devices include edge lit panels (e.g., light guide plates), LED panels, micro LED panels, and display panels (e.g., translucent OLED panels).
- edge lit panels e.g., light guide plates
- LED panels e.g., micro LED panels
- display panels e.g., translucent OLED panels
- the first panel 1306 and the second panel 1308 may each include a single layer of glass or plastic, or may be a laminated structure that includes multiple layers that are joined together in a lamination process, for example, including application of heat and pressure.
- the spacers 1312 separate the first panel 1306 from the second panel 1308 to define the gap 1314, and may be positioned at the outer periphery of the panel assembly 1304 or may be positioned inward from the outer periphery of the panel assembly 1304.
- the gap 1314 may be evacuated or filled with a gas or gas mixture.
- the spacers 1312 may be configured such that they act as sealing structures to seal the space inside the gap 1314 from the exterior of the panel assembly 1304.
- the first active component 1332 is located in the gap 1314.
- a first electrical connector 1333 for the first active component 1332 may extend out of the panel assembly 1304, for connection to a controller or other system.
- the first active component 1332 has a controllable characteristic.
- the first active component 1332 may be, for example, a variable light transmission device or a lighting device.
- variable light transmission devices include suspended particle devices, electrochromic devices, polymer dispersed liquid crystal devices, and guest host liquid crystal devices.
- variable lighting devices include edge lit panels (e.g., light guide plates), LED panels, micro LED panels, and display panels (e.g., translucent OLED panels).
- the first active component 1432 could be adjacent to (e.g., mounted with adhesive) one of the first panel 1406 or the second panel 1408, with the spacers 1412 located on the opposite side of the first active component 1432 to define the gap 1414.
- the first active component 1532 may be in contact with a lower surface of the first panel 1506 or an upper surface of the second panel 1508 (e.g., bonded by adhesive) with the spacers 1512 located on the opposite side of the first active component 1532 in order to define the gap 1514.
- the lighting devices 1646 may be electric lighting devices that are controllable by the controller 1642.
- controller may output a signal to turn on, turn off, change intensity, or change color of the lighting devices 1646.
- FIG. 17 shows an example of a hardware configuration for a controller 1750 that may be used to implement the controller 1642 and/or other portions of the lighting system 1640.
- the controller 1750 includes a processor 1752, a memory 1754, a storage device 1756, one or more input devices 1758, and one or more output devices 1760. These components may be interconnected by hardware such as a bus 1762 that allows communication between the components.
- the processor 1752 may be a conventional device such as a central processing unit, and is operable to execute computer program instructions and perform operations described by the computer program instructions.
- the memory 1754 may be a volatile, high-speed, short-term information storage device such as a random-access memory module.
- the storage device 1756 may be a non-volatile information storage device such as a hard drive or a solid-state drive.
- the input devices 1758 may include any type of human-machine interface, such as buttons, switches, a keyboard, a mouse, a touchscreen input device, a gestural input device, or an audio input device.
- the output devices 1760 may include any type of device operable to provide an indication to a user regarding an operating state, such as a display screen or an audio output.
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Physics & Mathematics (AREA)
- Architecture (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Public Health (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762571470P | 2017-10-12 | 2017-10-12 | |
US15/983,152 US11015384B2 (en) | 2017-06-08 | 2018-05-18 | Light transmitting panel with active components |
PCT/US2018/053121 WO2019074679A1 (en) | 2017-10-12 | 2018-09-27 | Light transmitting panel with active components |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3669042A1 true EP3669042A1 (en) | 2020-06-24 |
Family
ID=66100969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP18793081.3A Pending EP3669042A1 (en) | 2017-10-12 | 2018-09-27 | Light transmitting panel with active components |
Country Status (4)
Country | Link |
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EP (1) | EP3669042A1 (en) |
JP (3) | JP7245238B2 (en) |
CN (2) | CN111164269B (en) |
WO (1) | WO2019074679A1 (en) |
Families Citing this family (2)
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JP7294003B2 (en) * | 2019-09-04 | 2023-06-20 | 大日本印刷株式会社 | dimmer |
EP4211391A1 (en) * | 2020-09-10 | 2023-07-19 | Snap, Inc. | Waveguide with 2-layer stack-up |
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-
2018
- 2018-09-27 CN CN201880064260.1A patent/CN111164269B/en active Active
- 2018-09-27 JP JP2020519996A patent/JP7245238B2/en active Active
- 2018-09-27 CN CN202110504505.1A patent/CN113250589A/en active Pending
- 2018-09-27 WO PCT/US2018/053121 patent/WO2019074679A1/en unknown
- 2018-09-27 EP EP18793081.3A patent/EP3669042A1/en active Pending
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2022
- 2022-04-13 JP JP2022066471A patent/JP7412475B2/en active Active
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2023
- 2023-12-26 JP JP2023219890A patent/JP2024038135A/en active Pending
Also Published As
Publication number | Publication date |
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JP7412475B2 (en) | 2024-01-12 |
CN113250589A (en) | 2021-08-13 |
CN111164269B (en) | 2021-05-28 |
CN111164269A (en) | 2020-05-15 |
JP7245238B2 (en) | 2023-03-23 |
JP2022105033A (en) | 2022-07-12 |
JP2024038135A (en) | 2024-03-19 |
WO2019074679A1 (en) | 2019-04-18 |
JP2020537175A (en) | 2020-12-17 |
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