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公开(公告)号：EP4415061A1
公开(公告)日：2024-08-14
申请号：EP22898358.1
申请日：2022-11-01
发明人： NODA, Susumu , KASHIWAGI, Hiroyuki , IDE, Shunya , IWASAKI, Tessei , KAWAKAMI, Yasuyuki , YOKOBAYASHI, Yusuke
摘要： There are provided a substrate (11) with a moth-eye nano pattern (11M) on a surface of the substrate in which cone-shaped protrusions are periodically formed, a first semiconductor layer (21) configured to be formed on the moth-eye nano pattern (11M) and have a photonic crystal layer (21P), an active layer (23) configured to be formed on the first semiconductor layer (21) and have a light-emitting layer (23A), and a second semiconductor layer (25) configured to be formed on the active layer (23).
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公开(公告)号：EP3598184A1
公开(公告)日：2020-01-22
申请号：EP19186700.1
申请日：2019-07-17
发明人： MURAI, Shunsuke , YOKOBAYASHI, Yusuke , KAWAKAMI, Yasuyuki , TAKASHIMA, Keijiro , KUBO, Syousaku , MAEMURA, Yosuke
摘要： A wavelength conversion device includes: a wavelength conversion element having a phosphor plate that converts the wavelength of incident light upon a light incident surface to generate wavelength-converted light, and emits the wavelength-converted light from a light emission surface; an antenna array constituted of a plurality of optical antennas that are periodically arranged on the light emission surface of the phosphor plate; and a recessed structure including at least one recessed portion provided in the light emission surface of the phosphor plate.
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公开(公告)号：EP3273278A1
公开(公告)日：2018-01-24
申请号：EP17181701.8
申请日：2017-07-17
CPC分类号： G02B5/008 , F21V9/30 , F21Y2115/30 , G03B21/204 , H01L33/50 , H01L33/507
摘要： A wavelength conversion apparatus includes a wavelength conversion member that has an incident surface and an emitting surface and generates a wavelength-converted light by converting the wavelength of incident light that is incident on the incident surface and emits the wavelength-converted light from the emitting surface; and an antenna array including a plurality of antennas that are formed on the wavelength conversion member and arranged at a pitch P, which is equal to the approximate optical wavelength of the wavelength-converted light in the wavelength conversion member.
摘要翻译： 波长转换装置包括波长转换部件，该波长转换部件具有入射面和出射面，并通过转换入射在入射面上的入射光的波长并从出射面出射波长转换后的光来产生波长转换光 ; 以及天线阵列，其包括多个天线，所述多个天线形成在所述波长转换构件上并且以等于所述波长转换构件中的所述波长转换光的近似光学波长的间距P排列。
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公开(公告)号：EP3996220A1
公开(公告)日：2022-05-11
申请号：EP20835472.0
申请日：2020-06-17
摘要： A vertical cavity surface emitting device includes a substrate, a first multilayer film reflecting mirror formed on the substrate, a first semiconductor layer formed on the first multilayer film reflecting mirror and having a first conductivity type, a light-emitting layer formed on the first semiconductor layer, a second semiconductor layer formed on the light-emitting layer, having a second conductivity type opposite of the first conductivity type, and having an upper surface with a projection, an insulating layer that covers the upper surface of the second semiconductor layer and has an opening that exposes the second semiconductor layer on the upper surface of the projection terminated on the upper surface of the projection of the second semiconductor layer, a transmissive electrode layer that covers the upper surface of the second semiconductor layer exposed from the opening of the insulating layer and is formed on the insulating layer, and a second multilayer film reflecting mirror formed on the transmissive electrode layer and constituting a resonator together with the first multilayer film reflecting mirror.
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公开(公告)号：EP3524874A1
公开(公告)日：2019-08-14
申请号：EP19156076.2
申请日：2019-02-07
IPC分类号： F21S41/20 , F21S41/176 , G03B21/20 , G02B27/09
摘要： A lighting apparatus includes a laser source (20) configured to emit a laser beam (L1), a homogenizer optical element (30) that includes a light flux dividing section (40) disposed to face the laser source (20), configured to divide the laser beam (L1) into a plurality of separate laser beams (L2 (k1, h1)) in a plane (P1) and make advancing directions of the plurality of separate laser beams different from each other, and a light flux superimposing section (50) formed integrally with the light flux dividing section (40) and superimposing the plurality of separate laser beams on each other in a common radiation region (RA), and a fluorescent material (60) disposed to face the homogenizer optical element (30), excited by the plurality of separate laser beams superimposed in the radiation region (RA) using the light flux superimposing section (50) so as to emit fluorescence.
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