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Patent Agency Ranking
公开(公告)号：US20240128402A1
公开(公告)日：2024-04-18
申请号：US18241589
申请日：2023-09-01
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Yongmin KWON , Donggun LEE , Punjae CHOI , Youngjin CHOI
CPC classification number: H01L33/08 , H01L33/06 , H01L33/10 , H01L33/382 , H01L33/385
Abstract: A light-emitting device include an emission layer configured to emit white light, and a reflective layer at least partially surrounding side surfaces of the emission layer, where the emission layer includes a first conductivity-type semiconductor layer, a second conductivity-type semiconductor layer on the first conductivity-type semiconductor layer, a first active layer between the first conductivity-type semiconductor layer and the second conductivity-type semiconductor layer, the first active layer configured to emit blue light, and a second active layer between the first conductivity-type semiconductor layer and the second conductivity-type semiconductor layer, the second active layer configured to emit yellow light.
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公开(公告)号：US20220270525A1
公开(公告)日：2022-08-25
申请号：US17500098
申请日：2021-10-13
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Young KIM , Geunwoo KO , Minsu KIM , Geeyoung SUNG , Dongyeoul LEE , Sangbum LEE , Jonghyun LEE , Hongseok LEE , Punjae CHOI , Jong-Young HONG
Abstract: A three-dimensional holographic display device includes a light emitting diode (LED) array including a plurality of light sources controlled to sequentially output light according to a preset pattern, a lens configured to refract light incident from the LED array, a spatial light modulator (SLM) configured to modulate light incident from the lens, and a processor configured to generate a plurality of holographic signals each comprising depth information adjusted according to an arrangement location of each of the plurality of light sources, and for each of the plurality of light sources, control the SLM to modulate the light based on a holographic signal corresponding to the light source.
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公开(公告)号：US20240078941A1
公开(公告)日：2024-03-07
申请号：US18508678
申请日：2023-11-14
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Young KIM , Geunwoo KO , Minsu KIM , Geeyoung SUNG , Dongyeoul LEE , Sangbum LEE , Jonghyun LEE , Hongseok LEE , Punjae CHOI , Jong-Young HONG
CPC classification number: G09G3/001 , G02B30/34 , G03H1/2205 , G03H1/2294 , G09G3/32 , G03H2222/34 , G09G2320/064 , G09G2330/08
Abstract: A three-dimensional holographic display device includes a light emitting diode (LED) array including a plurality of light sources controlled to sequentially output light according to a preset pattern, a lens configured to refract light incident from the LED array, a spatial light modulator (SLM) configured to modulate light incident from the lens, and a processor configured to generate a plurality of holographic signals each comprising depth information adjusted according to an arrangement location of each of the plurality of light sources, and for each of the plurality of light sources, control the SLM to modulate the light based on a holographic signal corresponding to the light source.
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公开(公告)号：US20250040303A1
公开(公告)日：2025-01-30
申请号：US18775217
申请日：2024-07-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jonghak KIM , Punjae CHOI , Sooyoung PARK , Shigeru INOUE
IPC: H01L33/32 , H01L25/075 , H01L33/02 , H01L33/04 , H01L33/14
Abstract: A light emitting element is provided. The light emitting element includes: a light emitting stack including an active layer between an N-type nitride semiconductor layer and a P-type nitride semiconductor layer, the light emitting stack having a width of 5 nm or more and 200 μm or less; a first electrode connected to the N-type nitride semiconductor layer; and a second electrode connected to the P-type nitride semiconductor layer. The P-type nitride semiconductor layer has a first surface, adjacent to the active layer, and a second surface, opposite to the first surface, and includes AlxInyGazN (0≤x
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公开(公告)号：US20250037620A1
公开(公告)日：2025-01-30
申请号：US18916236
申请日：2024-10-15
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Young KIM , Geunwoo KO , Minsu KIM , Geeyoung SUNG , Dongyeoul LEE , Sangbum LEE , Jonghyun LEE , Hongseok LEE , Punjae CHOI , Jong-Young HONG
Abstract: A three-dimensional holographic display device includes a light emitting diode (LED) array including a plurality of light sources controlled to sequentially output light according to a preset pattern, a lens configured to refract light incident from the LED array, a spatial light modulator (SLM) configured to modulate light incident from the lens, and a processor configured to generate a plurality of holographic signals each comprising depth information adjusted according to an arrangement location of each of the plurality of light sources, and for each of the plurality of light sources, control the SLM to modulate the light based on a holographic signal corresponding to the light source.
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