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    • 1. 发明申请
    • Nitride semiconductor light emitting device
    • 氮化物半导体发光器件
    • US20060220043A1
    • 2006-10-05
    • US11328196
    • 2006-01-10
    • Hyun KimHyoun ShinHyuk LeeIn PyeonChang Kim
    • Hyun KimHyoun ShinHyuk LeeIn PyeonChang Kim
    • H01L33/00
    • H01L33/38H01L33/20
    • The present invention relates to a nitride semiconductor light emitting device having a rectangular top view in which n-electrode and p-electrode structure is appropriately formed to improve propagation of currents and enhance luminance. The light emitting device includes an n-type nitride semiconductor layer formed on a substrate, and an n-electrode including an n-side bonding pad and a finger-type n-electrode extending away from the n-side bonding pad. The device further includes a mesa structure including an active layer and a p-type nitride semiconductor layer deposited in their order, an ohmic contact layer formed on a substantially entire upper surface of the mesa structure, and a p-electrode including a p-side bonding pad and a finger-type p-electrode extending away from the p-side bonding pad.
    • 本发明涉及一种具有矩形顶视图的氮化物半导体发光器件,其中适当地形成n电极和p电极结构以改善电流的传播和增强亮度。 发光器件包括形成在衬底上的n型氮化物半导体层,以及包括n侧接合焊盘和从n侧焊盘延伸的手指型n电极的n电极。 该器件还包括台阶结构,其包括依次沉积的有源层和p型氮化物半导体层,形成在台面结构的大致整个上表面上的欧姆接触层和包括p侧的p型 接合焊盘和远离p侧接合焊盘延伸的手指型p电极。
    • 3. 发明申请
    • Nitride-based semiconductor light emitting diode
    • 氮化物半导体发光二极管
    • US20070096115A1
    • 2007-05-03
    • US11581757
    • 2006-10-17
    • Hyuk LeeIn PyeonHyun-Ju ParkHyun KimDong KimHyoun Shin
    • Hyuk LeeIn PyeonHyun-Ju ParkHyun KimDong KimHyoun Shin
    • H01L33/00H01L31/12H01L27/15H01L29/26
    • H01L33/38H01L33/20H01L33/32
    • A nitride-based semiconductor LED comprises a substrate; an n-type nitride semiconductor layer formed on the substrate; an active layer formed on a predetermined region of the n-type nitride semiconductor layer; a p-type nitride semiconductor layer formed on the active layer; a current spreading layer formed on the p-type nitride semiconductor layer; a p-electrode formed on the current spreading layer, the p-electrode having two p-type branch electrodes; and an n-electrode formed on the n-type nitride semiconductor layer on which the active layer is not formed, the n-electrode having one n-type branch electrode. The n-type branch electrode is formed so as to be inserted between two of the p-type branch electrodes, and a distance from the outermost side of a transparent electrode adjacent to the n-electrode to the p-electrode is identical at any position.
    • 氮化物系半导体LED包括基板; 在该基板上形成的n型氮化物半导体层; 形成在所述n型氮化物半导体层的预定区域上的有源层; 形成在有源层上的p型氮化物半导体层; 形成在p型氮化物半导体层上的电流扩散层; 形成在电流扩散层上的p电极,p电极具有两个p型分支电极; 以及形成在其上未形成有源层的n型氮化物半导体层上的n电极,n电极具有一个n型分支电极。 n型分支电极被形成为插入在两个p型分支电极之间,并且从与n电极相邻的透明电极的最外侧到p电极的距离在任何位置是相同的 。
    • 7. 发明申请
    • Flip chip type nitride semiconductor light emitting device and manufacturing method thereof
    • 倒装芯片型氮化物半导体发光器件及其制造方法
    • US20050145875A1
    • 2005-07-07
    • US10861511
    • 2004-06-07
    • Hyun KimYong KimHyoun Shin
    • Hyun KimYong KimHyoun Shin
    • H01L21/28H01L33/10H01L33/32H01L33/38H01L33/40H01L33/62H01L33/00
    • H01L33/405H01L33/32
    • Disclosed herein are a flip chip type nitride semiconductor light emitting device, which comprises a substrate for growing a nitride semiconductor material, an n-type nitride semiconductor layer formed on the substrate, an active layer formed on at least a part of the n-type nitride semiconductor layer, a p-type nitride semiconductor layer formed on the active layer, a bonding force providing layer formed on the p-type nitride semiconductor layer and adapted to provide a bonding force relative to the p-type nitride semiconductor layer, a reflective electrode layer formed on the bonding force providing layer, and adapted to reflect light produced in the active layer toward the substrate and to diffuse electric current, and a cap layer formed on the reflective electrode layer, and adapted to provide a bonding force between the reflective electrode layer and a bonding metal and to reduce contact resistance.
    • 本文公开了一种倒装芯片型氮化物半导体发光器件,其包括用于生长氮化物半导体材料的衬底,形成在衬底上的n型氮化物半导体层,形成在n型氮化物半导体的至少一部分上的有源层 氮化物半导体层,形成在有源层上的p型氮化物半导体层,形成在p型氮化物半导体层上并适于提供相对于p型氮化物半导体层的结合力的接合力提供层,反射 电极层,形成在所述接合力提供层上,并且适于将在所述有源层中产生的光朝向所述衬底反射并扩散电流;以及覆盖层,形成在所述反射电极层上,并且适于在所述反射层之间提供接合力 电极层和接合金属,并降低接触电阻。
    • 9. 发明授权
    • Fuel cell system and driving method of the same
    • 燃料电池系统及其驱动方法相同
    • US08883359B2
    • 2014-11-11
    • US12939022
    • 2010-11-03
    • Woong-Ho ChoMing-Zi HongDong-Hyun KimDong-Rak KimHyun Kim
    • Woong-Ho ChoMing-Zi HongDong-Hyun KimDong-Rak KimHyun Kim
    • H01M8/06H01M8/10
    • H01M8/0631H01M2008/1095Y02E60/50
    • A method of driving a fuel cell system is disclosed. The method of driving the fuel cell system may include supplying water to a reformer by pressing a pump pipe to pressing members to move the pressing members in a first direction, stopping power generation including stopping a supply of fuel and oxidant to the reformer, and discharging water in the reformer by moving the pressing members in a second direction opposite to the first direction while pressing the pump pipe with the pressing members. A fuel cell system is also disclosed. The fuel cell system includes a reformer, a fuel cell stack and a water transferring pump. The water transferring pump includes pressing members and a pump pipe. The pump pipe is in fluid communication with a water transferring pipe.
    • 公开了一种驱动燃料电池系统的方法。 驱动燃料电池系统的方法可以包括通过将泵管按压到按压部件上来向重整器供给水,以沿第一方向移动按压部件,停止发电,包括停止向重整器供应燃料和氧化剂,并且排出 通过在与所述按压部件一起按压所述泵管的同时沿与所述第一方向相反的第二方向移动所述按压部件而将所述重整器中的水排出。 还公开了一种燃料电池系统。 燃料电池系统包括重整器,燃料电池堆和输水泵。 输水泵包括按压构件和泵管。 泵管与输水管道流体连通。
    • 10. 发明授权
    • Fuel cell system having a reformer
    • 具有重整器的燃料电池系统
    • US08785069B2
    • 2014-07-22
    • US12971437
    • 2010-12-17
    • Hyun KimDong-Rak KimDong-Hyun KimMing-Zi HongWoong-Ho Cho
    • Hyun KimDong-Rak KimDong-Hyun KimMing-Zi HongWoong-Ho Cho
    • H01M8/06
    • C01B3/384C01B3/323C01B2203/0233C01B2203/0283C01B2203/044C01B2203/0445C01B2203/047C01B2203/066C01B2203/0811C01B2203/1223C01B2203/1235H01M8/04007H01M8/04201H01M8/04253H01M8/0612H01M8/0668
    • A fuel cell system includes a fuel cell stack, an oxidizer supply unit, a reformer, a fuel tank, and a water tank. The reformer generates a hydrogen-containing reformed gas reformed from hydrocarbon-based fuel and supplies it to the fuel cell stack. The fuel tank supplies the hydrocarbon-based fuel to the reformer. The water tank supplies water to the reformer. The reformer includes a reforming unit configured to have a reforming reaction generated therein, a combustion unit configured to supply heat energy to the reforming unit, and a carbon monoxide reduction unit configured to reduce the concentration of carbon monoxide in a reformed gas discharged from the reforming unit. A combustion gas pipe is connected to the combustion unit. A reformed gas pipe is disposed between the reforming unit and the carbon monoxide reduction unit. At least one of the combustion gas pipe and the reformed gas pipe is configured to pass through the inside of the water tank or to raise a temperature of the water tank through contact with the water tank, thereby preventing the freezing of the water tank.
    • 燃料电池系统包括燃料电池堆,氧化剂供应单元,重整器,燃料箱和水箱。 重整器产生从烃类燃料重整而成的含氢重整气体,并将其供给到燃料电池堆。 燃料箱向重整器供应烃类燃料。 水箱向改性机供水。 重整器包括:重整单元,其被配置为具有在其中产生的重整反应;燃烧单元,被配置为向重整单元供应热能;以及一氧化碳还原单元,被配置为减少从重整器排出的重整气体中的一氧化碳浓度 单元。 燃烧气体管道连接到燃烧单元。 重整气体管道设置在重整单元和一氧化碳减少单元之间。 燃烧气体管道和重整气体管道中的至少一个构造成通过水箱的内部,或者通过与水箱接触来提高水箱的温度,从而防止水箱的冻结。