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    • 81. 发明公开
    • 발광소자
    • 光发射装置
    • KR1020130011042A
    • 2013-01-30
    • KR1020110071920
    • 2011-07-20
    • 엘지이노텍 주식회사
    • 임현수
    • H01L33/14H01L33/36H01L33/46
    • H01L33/145F21Y2115/10H01L33/10H01L33/22H01L33/36H01L33/405H01L33/42
    • PURPOSE: A light emitting device is provided to improve luminous efficiency by diffusely reflecting light from a light emitting structure through a reflection pattern on a reflection layer arranged in a current limit layer. CONSTITUTION: A light emitting structure(120) is formed on a substrate(110). The light emitting structure includes a first semiconductor layer(122), a second semiconductor layer(126), and an active layer(124). A first electrode(130) is formed on the first semiconductor layer. A current limit layer(150) is formed on the second semiconductor layer. A reflection layer(160) includes a reflection pattern corresponding to a pattern formed on the current limit layer. A second electrode(140) is formed on the reflection layer.
    • 目的:提供一种发光装置,以通过在布置在限流层中的反射层上的反射图案漫反射来自发光结构的光来提高发光效率。 构成:在基板(110)上形成发光结构(120)。 发光结构包括第一半导体层(122),第二半导体层(126)和有源层(124)。 第一电极(130)形成在第一半导体层上。 在第二半导体层上形成限流层(150)。 反射层(160)包括对应于形成在限流层上的图案的反射图案。 第二电极(140)形成在反射层上。
    • 82. 发明公开
    • 발광소자 및 이를 포함하는 발광소자 패키지
    • 发光装置包装
    • KR1020130010673A
    • 2013-01-29
    • KR1020110071448
    • 2011-07-19
    • 엘지이노텍 주식회사
    • 송현돈
    • H01L33/46H01L33/48
    • H01L2224/48091H01L2924/16195H01L33/46H01L33/20H01L33/62H01L2924/00014
    • PURPOSE: A light emitting device and a light emitting device package including the same are provided to prevent the deterioration of quality of a device due to the diffusion of metal elements by forming a diffusion preventing layer in an eutectic junction layer. CONSTITUTION: A light emitting structure(120) includes a first conductive semiconductor layer(122), an active layer(124), and a second conductive semiconductor layer(126). A reflection layer(140) is formed on the light emitting structure. An eutectic junction layer(150) is formed on the reflection layer and includes a diffusion preventing layer(160). A conductive support substrate(170) is formed on the eutectic junction layer. A passivation layer(180) is formed on the side of the light emitting structure.
    • 目的:提供一种发光器件和包括该发光器件的发光器件封装,以通过在共晶结层中形成扩散防止层来防止由于金属元素的扩散而引起的器件质量的劣化。 构成:发光结构(120)包括第一导电半导体层(122),有源层(124)和第二导电半导体层(126)。 在发光结构上形成反射层(140)。 在反射层上形成共晶结层(150),并包括扩散防止层(160)。 在共晶结层上形成导电支撑衬底(170)。 钝化层(180)形成在发光结构的一侧。
    • 83. 发明公开
    • 발광소자
    • 发光装置
    • KR1020120133768A
    • 2012-12-11
    • KR1020110052588
    • 2011-06-01
    • 엘지이노텍 주식회사
    • 정환희
    • H01L33/46H01L33/22
    • H01L33/46H01L33/22H01L33/36
    • PURPOSE: A light emitting device is provided to improve luminous efficiency thereof by preventing currents from being concentrated on a specific area. CONSTITUTION: A light emitting structure(160) comprises a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer. An insulating layer(155) is arranged underneath the second conductivity type semiconductor layer and comes in contact with the second conductivity type semiconductor layer. An ohmic layer is arranged underneath the second conductivity type semiconductor layer and touches the second conductivity type semiconductor layer and the insulating layer. A reflecting layer(140) is arranged underneath the ohmic layer and comes in contact with the ohmic layer and the insulating layer. A metal barrier layer(130) is arranged on the second conductivity type semiconductor layer or beneath the reflecting layer and touches he second conductivity type semiconductor layer, the insulating layer, and the reflecting layer.
    • 目的:提供一种通过防止电流集中在特定区域上来提高发光效率的发光器件。 构成:发光结构(160)包括第一导电型半导体层,有源层和第二导电类型半导体层。 绝缘层(155)布置在第二导电类型半导体层下方并与第二导电类型半导体层接触。 欧姆层布置在第二导电类型半导体层下方并与第二导电类型半导体层和绝缘层接触。 反射层(140)布置在欧姆层下方并与欧姆层和绝缘层接触。 金属阻挡层(130)布置在第二导电类型半导体层上或反射层下方,并与第二导电类型半导体层,绝缘层和反射层接触。
    • 84. 发明公开
    • 자외선 발광 소자
    • 紫外线发光装置
    • KR1020120129449A
    • 2012-11-28
    • KR1020110047706
    • 2011-05-20
    • 엘지이노텍 주식회사
    • 송현돈
    • H01L33/46
    • H01L33/46H01L33/20
    • PURPOSE: An ultraviolet light-emitting device is provided to improve optical extraction efficiency by forming a reflecting layer at a side of an active layer for generating ultraviolet ray. CONSTITUTION: An active layer(50) emits ultraviolet ray on a first conductivity type semiconductor layer(40). A second conductive semiconductor layer(60) is formed on the active layer. A reflecting layer(70) is formed at the side of the active layer. The reflecting layer reflects ultraviolet ray emitting from the active layer. The reflecting layer reflects TM polarized ultraviolet ray.
    • 目的:提供一种紫外线发光装置,通过在用于产生紫外线的活性层侧形成反射层来提高光提取效率。 构成:有源层(50)在第一导电类型半导体层(40)上发射紫外线。 在有源层上形成第二导电半导体层(60)。 反射层(70)形成在有源层的侧面。 反射层反射从活性层发射的紫外线。 反射层反射TM偏振紫外线。
    • 85. 发明公开
    • 반도체 발광다이오드 칩 및 이를 이용한 발광장치
    • 半导体发光二极管芯片及其发光装置
    • KR1020120126856A
    • 2012-11-21
    • KR1020110044955
    • 2011-05-13
    • 삼성전자주식회사
    • 채승완김태훈이수열김성태이종호
    • H01L33/46
    • H01L33/46H01L33/20H01L33/36
    • PURPOSE: A semiconductor light emitting diode chip and a light emitting device using the same are provided to prevent damage to a reflective structure by preventing diffusion of an unwanted element of a eutectic bonding layer using a diffusion barrier. CONSTITUTION: A light emitting diode structure(40) comprises an n-type semiconductor layer(42), an active layer(45), and a p-type semiconductor layer(46). An n-side electrode(49a) is formed on the upper side of the exposed n-type semiconductor layer. A transparent electrode layer(47) is formed on the upper side of the p-type semiconductor layer. An optical subsidiary layer(53) is comprised of material having a predetermined refractive index.
    • 目的:提供一种半导体发光二极管芯片和使用该半导体发光二极管芯片的发光器件,以通过防止使用扩散阻挡层的共晶接合层的不想要的元件的扩散来防止对反射结构的损坏。 构成:发光二极管结构(40)包括n型半导体层(42),有源层(45)和p型半导体层(46)。 在暴露的n型半导体层的上侧形成有n侧电极(49a)。 透明电极层(47)形成在p型半导体层的上侧。 光学辅助层(53)由具有预定折射率的材料构成。
    • 86. 发明公开
    • 발광소자
    • 发光装置
    • KR1020120111768A
    • 2012-10-11
    • KR1020110027709
    • 2011-03-28
    • 엘지이노텍 주식회사
    • 이대희
    • H01L33/46H01L33/10H01L33/44H01L33/22H01L33/40H01L33/00
    • H01L33/46H01L33/0079H01L33/10H01L33/22H01L33/405H01L33/44H01L2933/0025
    • PURPOSE: A light emitting device is provided to prevent light loss by including a DBR(distributed Bragg reflector) layer placed on the surface of a cavity. CONSTITUTION: A light emitting structure(130) is placed on a supporting substrate. The light emitting structure comprises a first electrical conduction semiconductor layer, a second electrical conduction semiconductor layer, and an active layer. The active layer is formed between the first electrical conduction semiconductor and the second electrical conduction semiconductor layer. The DBR layer is located on the surface of a cavity. A first electrode(140) is placed on the light emitting structure. A first refractive layer and a second refractive layer are alternately laminated on the DBR layer.
    • 目的:提供一种发光器件,以通过包括放置在空腔表面上的DBR(分布式布拉格反射器)层来防止光损失。 构成:将发光结构(130)放置在支撑基板上。 发光结构包括第一导电半导体层,第二导电半导体层和有源层。 有源层形成在第一导电半导体和第二导电半导体层之间。 DBR层位于空腔的表面上。 第一电极(140)被放置在发光结构上。 第一折射层和第二折射层交替层叠在DBR层上。