WO2017111405A1 - 형광체 플레이트 패키지, 발광 패키지 및 이를 포함하는 차량용 헤드램프 - Google Patents
형광체 플레이트 패키지, 발광 패키지 및 이를 포함하는 차량용 헤드램프 Download PDFInfo
- Publication number
- WO2017111405A1 WO2017111405A1 PCT/KR2016/014853 KR2016014853W WO2017111405A1 WO 2017111405 A1 WO2017111405 A1 WO 2017111405A1 KR 2016014853 W KR2016014853 W KR 2016014853W WO 2017111405 A1 WO2017111405 A1 WO 2017111405A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- phosphor plate
- package
- paste layer
- glass
- light
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
- F21K2/06—Non-electric light sources using luminescence; Light sources using electrochemiluminescence using chemiluminescence
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L17/00—Non-electric torches; Non-electric flares
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/16—Laser light sources
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/176—Light sources where the light is generated by photoluminescent material spaced from a primary light generating element
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
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- 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
- F21Y2101/00—Point-like light sources
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- 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
- F21Y2115/30—Semiconductor lasers
Definitions
- An embodiment of the present invention relates to a phosphor plate package having a wide light distribution, a light emitting package, and a vehicle head lamp including the same.
- the adhesive layer should be used as a polymer resin series, carbonization occurs due to heat generation by a manufacturing process or use, which causes a decrease in transmittance and luminance.
- Embodiments of the present invention have been made to solve the above problems, and in particular, provides a phosphor plate package, a light emitting package, and a vehicle head lamp including the same, which can have a transmittance and a wide light distribution.
- a substrate As means for solving the above problems, in the embodiment of the present invention, a substrate; A phosphor plate disposed on one surface of the substrate; And it provides a phosphor plate package comprising a glass paste layer interposed between the substrate and the phosphor plate.
- the carbonization phenomenon found in the conventional phosphor plate package does not occur, and can be manufactured by a simple manufacturing process without using expensive inorganic particles, thereby improving productivity.
- FIG. 1 is a cross-sectional view of a phosphor plate package according to an embodiment of the present invention.
- FIG. 2 is an XRD graph showing an amorphous glass structure present in a phosphor plate package according to an embodiment of the present invention.
- FIG 3 is a graph illustrating a light distribution distribution (a) of a conventional phosphor plate package and a light distribution distribution (b) of a phosphor plate package according to an embodiment of the present invention.
- FIG 4 is a photograph of the carbonization of the conventional phosphor plate package (a) and the phosphor plate package (b) according to an embodiment of the present invention.
- FIG. 5 is a cross-sectional view of a light emitting package according to an embodiment of the present invention.
- FIG. 6 is a cross-sectional view of a vehicle headlamp according to an embodiment of the present invention.
- the phosphor plate package 100 may have a structure in which the substrate 200, the glass paste layer 300, and the phosphor plate 400 are sequentially stacked as shown in FIG. 1.
- the substrate 200 according to the embodiment of the present invention may be a glass or plastic substrate.
- the glass paste layer 300 may include a binder resin and a glass frit. In addition to this, dispersing agents, additives and the like may be further included.
- the thickness of the glass paste layer 300 is preferably 5 to 10 mm. If it is less than 5mm, the light distribution distribution improvement effect is insignificant, and if it exceeds 10mm, the transmittance may drop.
- the binder resin may be ethyl (Ethyl), butyl (Butyl), methyl (Methyl) polymer resin.
- methyl silicone resin is preferred.
- the glass frit according to the embodiment of the present invention has a low reactivity with an inorganic phosphor and is well mixed with a binder, B 2 O 3 -SiO 2 , BaO-B 2 O 3 -SiO 2 , or ZnO-B 2 O 3 -SiO 2 may be. Preferably, it may be a ZnO—B 2 O 3 —SiO 2 based glass frit.
- the glass frit is preferably 0.5 to 2 parts by volume based on 100 parts by volume of the sintered layer.
- the glass frit may include 30 to 70 wt% based on the total weight of the glass paste layer 300.
- the glass frit according to the embodiment of the present invention may have the same composition as the glass frit included in the phosphor plate 400.
- the same composition is preferable in view of the simplification of the manufacturing process.
- the glass paste layer 300 according to the embodiment of the present invention may include an amorphous glass crystal structure.
- the graph of FIG. 2 is a graph analyzing the phosphor plate package including the glass paste layer by XRD equipment. The peak on the graph of FIG. 2 indicates that an amorphous structure is included in the phosphor plate package 100. It is a structure of the glass frit included in the paste layer 300 and this amorphous structure seems to improve the orientation angle.
- FIG. 3 is a graph showing the improvement of the directivity angle
- (a) is a graph showing the directivity angle of the conventional phosphor plate package having a structure of 'substrate + methylsilicon adhesive member with zirconia + phosphor plate'
- ( b) is a graph showing the orientation angle of the phosphor plate package according to an embodiment of the present invention.
- the conventional phosphor plate package (a) has a strong peak of light emitted from the laser diode toward the front (90 degrees), whereas the phosphor plate package of the present invention has a wide light distribution. Able to know.
- FIG. 4 is similar to FIG. 3, a conventional phosphor plate package (a) having a structure of 'substrate + methylsilicone adhesive member including phosphors + phosphor plate' and a phosphor plate package (b) according to an embodiment of the present invention. From the SEM photographs shown, it was found that the conventional phosphor plate was carbonized by heat during LD driving at 1A or more. As mentioned above, such carbonization may be a factor that inhibits the transmittance and scattering properties of the phosphor plate package.
- the inorganic phosphor included in the phosphor plate 400 according to an exemplary embodiment of the present invention may be one of yellow, green, or red phosphors depending on optical characteristics and lighting color required for the phosphor plate 400, application fields, and the like. And two or more kinds of phosphors that excite light of different wavelengths as necessary.
- the inorganic phosphor may be a yttrium aluminum garnet (YAG) system, a ruthenium aluminum garnet (LAG) system, a nitride system, a sulfide system, or a silicate system.
- YAG yttrium aluminum garnet
- LAG ruthenium aluminum garnet
- nitride system a nitride system
- sulfide system a silicate system
- silicate system a silicate system.
- the glass frit of the present invention may be a low-resistance and excellent stability at high temperatures ruthenium aluminum garnet (Lu- aluminium garnet (LuAG) -based and nitride-based phosphor) can be used.
- the phosphor plate package according to the embodiment of the present invention may be applied to a light emitting package including a laser diode light source, and the light emitting package may be applied to a vehicle head lamp.
- the phosphor plate package according to the embodiment of the present invention has an advantage of ensuring a wide light distribution and excellent transmittance when a laser diode light source having a strong straightness is applied to a vehicle headlamp.
- FIG. 5 is a cross-sectional view of a light emitting package according to an embodiment of the present invention.
- the light emitting package 1000 may include a light emitting unit 2000, an adhesive member 3000, and a light conversion substrate 4000.
- the light emitting unit 2000 may be any one selected from LED, OLED, laser diode (LD), Laser, and VCSEL.
- An adhesive member may be disposed between the light emitting unit 2000 and the light conversion substrate 4000.
- the adhesive member 3000 may include nano inorganic particles 3100 dispersed in a silicone-based resin.
- the silicone resin may be an ethyl, butyl, methyl, or phenyl silicone resin, and in the case of metal silicon, thermal stability may be maintained while maintaining a high refractive index. .
- the photoconversion substrate may have a structure in which the substrate 200, the glass paste layer 300, and the phosphor plate 400 are sequentially stacked.
- the substrate 200 according to the embodiment of the present invention may be a glass or plastic substrate.
- the glass paste layer 300 may include a binder resin and a glass frit. In addition to this, dispersing agents, additives and the like may be further included.
- the thickness of the glass paste layer 300 may be 5 to 10 mm. If it is less than 5mm, the light distribution distribution improvement effect is insignificant, and if it exceeds 10mm, the transmittance may drop.
- the binder resin included in the glass paste layer 300 may be ethyl, butyl, or methyl polymer resin, and a methyl silicone resin having excellent dispersibility and heat resistance of an inorganic phosphor may be used.
- the glass frit according to the embodiment of the present invention has a low reactivity with an inorganic phosphor and is well mixed with a binder, B 2 O 3 -SiO 2 , BaO-B 2 O 3 -SiO 2 , or ZnO-B 2 O 3 It may be a -SiO 2 based, ZnO-B 2 O 3 -SiO 2 based glass frit.
- the glass frit may include 30 to 70 wt% based on the total weight of the glass paste layer.
- the glass frit according to the embodiment of the present invention may have the same composition as the glass frit included in the phosphor plate 400. If the composition is the same, the manufacturing process can be facilitated.
- the glass paste layer 300 according to the embodiment of the present invention may include an amorphous glass crystal structure.
- the phosphor plate 400 may include an inorganic phosphor.
- the inorganic phosphor may be one of yellow, green, or red phosphors depending on optical characteristics and lighting color required in the phosphor plate 400, application field, etc., and two kinds of phosphors that excite light having different wavelengths as necessary. The above phosphor may be used.
- the inorganic phosphor may be a yttrium aluminum garnet (YAG) system, a ruthenium aluminum garnet (LAG) system, a nitride system, a sulfide system, or a silicate system.
- YAG yttrium aluminum garnet
- LAG ruthenium aluminum garnet
- nitride system a nitride system
- sulfide system a silicate system
- silicate system a silicate system.
- the glass frit of the present invention may be a low-resistance and excellent stability at high temperatures ruthenium aluminum garnet (Lu- aluminium garnet (LuAG) -based and nitride-based phosphor) can be used.
- FIG. 6 is a cross-sectional view of a vehicle headlamp according to an embodiment of the present invention.
- the light converted by the light conversion substrate of the light emitting package 1000 proceeds to the reflector 5000 and is emitted in the X direction.
- a reflecting member (not shown) may be disposed on the rear surface of the light emitting package 1000 to reflect the portion of the converted light that has been converted to the light emitting package 1000, and may be returned to the reflector 5000 to emit the light.
- the light emitting unit may be disposed on a printed circuit board.
- the light conversion substrate may be disposed on the light emitting unit.
- An adhesive member may be disposed between the light emitting unit and the light conversion substrate.
- a transparent substrate may be disposed between the light emitting unit and the adhesive member, and the light emitting unit and the transparent substrate may be disposed in contact with or spaced apart from each other.
- the transparent substrate can be metal oxide, sapphire and plastic.
- the light emitting unit may be used interchangeably as a concept including a transparent substrate.
- the light emitting unit may be plural.
- the light emitting unit includes a light source mounted on a substrate, and the light source may be plural.
- the light conversion substrate disposed on the plurality of light sources may be plural or singular.
- an adhesive member disposed between the light conversion unit and the light conversion substrate may be disposed between the light conversion substrate and the light conversion substrate.
- the light conversion substrate may be disposed in contact with the light emitting unit or spaced apart from the light emitting unit.
Abstract
Description
Claims (20)
- 기판;상기 기판 일면에 배치되는 형광체 플레이트; 및상기 기판과 상기 형광체 플레이트 사이에 배치되는 글라스 페이스트층을 포함하는 형광체 플레이트 패키지.
- 청구항 1에 있어서,상기 글라스 페이스트층은 바인더 수지 및 글라스 프릿을 포함하는 형광체 플레이트 패키지.
- 청구항 1에 있어서,상기 글라스 페이스트층은 비정질(amorphous)의 글라스 결정구조를 포함하는 형광체 플레이트 패키지.
- 청구항 2에 있어서,상기 바인더 수지는 에틸(Ethyl)계, 부틸(Butyl)계, 메틸(Methyl)계 중 선택된 1종 이상을 포함하는 형광체 플레이트 패키지.
- 청구항 2에 있어서,상기 글라스 프릿의 함량은 글라스 페이스트층 전체 중량부를 기준으로 30 내지 70wt%인 형광체 플레이트 패키지.
- 청구항 2에 있어서,상기 글라스 프릿의 성분은 상기 형광체 플레이트에 적용되는 글라스 프릿과 동일 조성인 형광체 플레이트 패키지.
- 청구항 1에 있어서,상기 글라스 페이스트층의 두께는 5 내지 10mm인 형광체 플레이트 패키지.
- 청구항 1에 있어서,상기 글라스 프릿은 B2O3-SiO2계, BaO-B2O3-SiO2계 또는 ZnO-B2O3-SiO2계 중 선택된 1종 이상의 물질을 포함하는 형광체 플레이트 패키지.
- 청구항 1에 있어서,상기 글라스 페이스트층은 외부에서 입사되는 빛을 산란시키는 형광체 플레이트 패키지.
- 청구항 9에 있어서,상기 글라스 페이스트층은 외부에서 입사되는 빛의 입사각도를 기준으로 15도 내지 30도 배광분포 면적을 증가시키는 형광체 플레이트 패키지.
- 발광 유닛;상기 발광유닛 일면에 배치되는 광변환 기판;을 포함하며,상기 광변환 기판은,기판;상기 투명부재 일면에 배치되는 형광체 플레이트; 및상기 투명부재와 상기 형광체 플레이트 사이에 배치되는 글라스 페이스트층을 포함하는 발광 패키지.
- 청구항 11에 있어서,상기 글라스 페이스트층은 바인더 수지 및 글라스 프릿을 포함하는 발광 패키지.
- 청구항 11에 있어서,상기 글라스 페이스트층은 비정질(amorphous)의 글라스 결정구조를 포함하는 발광 패키지.
- 청구항 12에 있어서,상기 바인더 수지는 에틸(Ethyl)계, 부틸(Butyl)계, 메틸(Methyl)계 중 선택된 1종 이상을 포함하는 발광 패키지.
- 청구항 12에 있어서,상기 글라스 프릿의 함량은 글라스 페이스트층 전체 중량부를 기준으로 30 내지 70wt%인 발광 패키지.
- 청구항 12에 있어서,상기 글라스 프릿의 성분은 상기 형광체 플레이트에 적용되는 글라스 프릿과 동일 조성인 발광 패키지.
- 청구항 11에 있어서,상기 글라스 페이스트층의 두께는 5 내지 10mm인 발광 패키지.
- 청구항 11에 있어서,상기 글라스 페이스트층은 외부에서 입사되는 빛을 산란시키는 발광 패키지.
- 청구항 18에 있어서,상기 글라스 페이스트층은 외부에서 입사되는 빛의 입사각도를 기준으로 15도 내지 30도 배광분포 면적을 증가시키는 발광 패키지.
- 레이저다이오드 광원; 및상기 레이저다이오드 광원 상부에 배치되는 형광체 플레이트 패키지를 포함하며,상기 형광체 플레이트 패키지는,기판;상기 기판 일면에 배치되는 형광체 플레이트; 및상기 기판과 상기 형광체 플레이트 사이에 배치되는 글라스 페이스트층을 포함하는 차량용 헤드램프.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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JP2018531238A JP6917996B2 (ja) | 2015-12-22 | 2016-12-19 | 蛍光体プレートパッケージ、発光パッケージおよびこれを含む車両用ヘッドランプ |
CN201680075285.2A CN108431488A (zh) | 2015-12-22 | 2016-12-19 | 磷光体板封装件、发光封装件和包括其的车辆前照灯 |
EP16879272.9A EP3396230B1 (en) | 2015-12-22 | 2016-12-19 | Phosphor plate package, light-emitting package, and vehicle head lamp comprising same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2015-0183684 | 2015-12-22 | ||
KR1020150183684A KR102459950B1 (ko) | 2015-12-22 | 2015-12-22 | 형광체 플레이트 패키지 |
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WO2017111405A1 true WO2017111405A1 (ko) | 2017-06-29 |
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PCT/KR2016/014853 WO2017111405A1 (ko) | 2015-12-22 | 2016-12-19 | 형광체 플레이트 패키지, 발광 패키지 및 이를 포함하는 차량용 헤드램프 |
Country Status (5)
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EP (1) | EP3396230B1 (ko) |
JP (1) | JP6917996B2 (ko) |
KR (1) | KR102459950B1 (ko) |
CN (1) | CN108431488A (ko) |
WO (1) | WO2017111405A1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018127831A1 (de) | 2018-11-07 | 2020-05-07 | Schott Ag | Beleuchtungseinrichtung, vorzugsweise mit einstellbarem oder eingestelltem Farbort, und ihre Verwendung sowie Verfahren zur Einstellung des Farborts einer Beleuchtungseinrichtung |
EP3789659A2 (de) | 2019-08-09 | 2021-03-10 | Schott Ag | Grundkörper für eine lichkonversions- oder beleuchtungseinrichtung |
US11441757B2 (en) | 2019-08-09 | 2022-09-13 | Schott Ag | Light conversion devices and lighting devices |
US11560993B2 (en) | 2019-08-09 | 2023-01-24 | Schott Ag | Light conversion devices and lighting devices |
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Cited By (6)
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DE102018127831A1 (de) | 2018-11-07 | 2020-05-07 | Schott Ag | Beleuchtungseinrichtung, vorzugsweise mit einstellbarem oder eingestelltem Farbort, und ihre Verwendung sowie Verfahren zur Einstellung des Farborts einer Beleuchtungseinrichtung |
US10989385B2 (en) | 2018-11-07 | 2021-04-27 | Schott Ag | Lighting device, preferably with adjustable or adjusted color location, and use thereof, and method for adjusting the color location of a lighting device |
EP3789659A2 (de) | 2019-08-09 | 2021-03-10 | Schott Ag | Grundkörper für eine lichkonversions- oder beleuchtungseinrichtung |
US11441757B2 (en) | 2019-08-09 | 2022-09-13 | Schott Ag | Light conversion devices and lighting devices |
US11560993B2 (en) | 2019-08-09 | 2023-01-24 | Schott Ag | Light conversion devices and lighting devices |
US11719427B2 (en) | 2019-08-09 | 2023-08-08 | Schott Ag | Base body for a light conversion or illuminating device |
Also Published As
Publication number | Publication date |
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JP2019503556A (ja) | 2019-02-07 |
CN108431488A (zh) | 2018-08-21 |
EP3396230A1 (en) | 2018-10-31 |
EP3396230B1 (en) | 2021-01-27 |
JP6917996B2 (ja) | 2021-08-11 |
EP3396230A4 (en) | 2018-12-05 |
KR20170074422A (ko) | 2017-06-30 |
KR102459950B1 (ko) | 2022-10-27 |
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