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    • 8. 发明申请
    • Vertical type nitride semiconductor light emitting diode
    • 垂直型氮化物半导体发光二极管
    • US20060202227A1
    • 2006-09-14
    • US11153500
    • 2005-06-16
    • Dong KimYong KimHyun Kim
    • Dong KimYong KimHyun Kim
    • H01L33/00
    • H01L33/38H01L33/32H01L33/42
    • Disclosed herein is a vertical type nitride semiconductor light emitting diode. The nitride semiconductor light emitting diode comprises an n-type nitride semiconductor layer, an active layer formed under the n-type nitride semiconductor layer, a p-type nitride semiconductor layer formed under the active layer, and an n-side electrode which comprises a bonding pad formed adjacent to an edge of an upper surface of the n-type nitride semiconductor layer and at least one extended electrode formed in a band from the bonding pad. The bonding pad of the n-side electrode is formed adjacent to the edge of the upper surface of the n-type nitride semiconductor layer acting as a light emitting surface, thereby preventing a wire from shielding light emitted from the active layer. The extended electrode can be formed in various shapes, and prevents concentration of current density, thereby ensuring effective distribution of the current density.
    • 本文公开了垂直型氮化物半导体发光二极管。 氮化物半导体发光二极管包括n型氮化物半导体层,在n型氮化物半导体层下面形成的有源层,在有源层下面形成的p型氮化物半导体层和n侧电极, 形成在与n型氮化物半导体层的上表面的边缘相邻的接合焊盘和从接合焊盘形成为带状的至少一个延伸电极。 n侧电极的接合焊盘与作为发光面的n型氮化物半导体层的上表面的边缘相邻地形成,从而防止电线屏蔽从有源层发射的光。 扩展电极可以形成为各种形状,并且防止电流密度的集中,从而确保电流密度的有效分布。
    • 9. 发明申请
    • Lithium secondary batteries with charge-cutoff voltages over 4.35
    • 充电截止电压超过4.35的锂二次电池
    • US20060068293A1
    • 2006-03-30
    • US11139921
    • 2005-05-27
    • Dong KimJong YoonYong KimBenjamin ChoJun JeongDae JeongJoon Bae
    • Dong KimJong YoonYong KimBenjamin ChoJun JeongDae JeongJoon Bae
    • H01M4/48H01M10/40
    • H01M10/42H01M4/131H01M4/133H01M4/485H01M4/525H01M10/052H01M10/0525H01M10/0567H01M10/0569H01M2004/021H01M2010/4292
    • Disclosed is a lithium secondary battery comprising a cathode (C), an anode (A), a separator and an electrolyte, wherein the battery has a weight ratio (A/C) of anode active material (A) to cathode active material (C) per unit area of each electrode of between 0.44 and 0.70, and shows a charge cut-off voltage of between 4.35V and 4.6V. The high-voltage lithium secondary battery satisfies capacity balance by controlling the weight ratio (A/C) of anode active material (A) to cathode active material (C) per unit area of each electrode. Therefore, it is possible to significantly increase the available capacity and average discharge voltage of a battery using a lithium/cobalt-based cathode active material, which shows an available capacity of about 50% in a conventional 4.2V-battery. Additionally, it is possible to significantly improve battery safety under overcharge conditions, and thus to provide a high-voltage and high-capacity lithium secondary battery having excellent safety and long service life.
    • 公开了一种锂二次电池,其包含阴极(C),阳极(A),隔膜和电解质,其中电池具有负极活性物质(A)与正极活性物质(C)的重量比(A / C) )每个电极的每单位面积在0.44和0.70之间,并且显示在4.35V和4.6V之间的电荷截止电压。 高压锂二次电池通过控制每个电极的每单位面积的负极活性物质(A)与阴极活性物质(C)的重量比(A / C)来满足容量平衡。 因此,可以使用基于锂/钴的阴极活性材料显着提高电池的可用容量和平均放电电压,其在常规4.2V电池中显示出约50%的可用容量。 此外,可以在过充电条件下显着提高电池安全性,从而提供具有优异的安全性和长使用寿命的高电压和高容量的锂二次电池。
    • 10. 发明申请
    • Hetero junction bipolar transistor and method of manufacturing the same
    • 异质结双极晶体管及其制造方法
    • US20070131971A1
    • 2007-06-14
    • US11634614
    • 2006-12-06
    • Yong KimEun NamHo KimSang LeeDong JunHong LeeSeon HongDong KimJong LimMyoung Oh
    • Yong KimEun NamHo KimSang LeeDong JunHong LeeSeon HongDong KimJong LimMyoung Oh
    • H01L31/00
    • H01L29/7371H01L29/0817H01L29/41708H01L29/66318
    • Provided are a hetero-junction bipolar transistor (HBT) that can increase data processing speed and a method of manufacturing the hetero-junction bipolar transistor. The HBT includes a semi-insulating compound substrate, a sub-collector layer formed on the semi-insulating compound substrate, a pair of collector electrodes disposed at a predetermined distance apart from each other on a predetermined portion of the sub-collector layer, a collector layer and a base layer disposed between the collector electrodes, a pair of base electrodes disposed at a predetermined distance apart from each other on a predetermined portion of the base layer, an emitter layer stack disposed between the base electrodes, and an emitter electrode that is formed on the emitter layer stack, and includes a portion having a line width wider than the line width of the emitter layer stack, wherein both sidewalls of the emitter electrode are respectively aligned with inner walls of the pair of base electrodes, and sidewalls of the collector layer and the base layer are located between outer sidewalls of the pair of base electrodes of the pair of base electrodes.
    • 提供了可以提高数据处理速度的异质结双极晶体管(HBT)和制造异质结双极晶体管的方法。 HBT包括半绝缘复合基板,形成在半绝缘复合基板上的副集电极层,在副集电极层的预定部分上彼此隔开预定距离设置的一对集电极, 集电极层和设置在集电极之间的基极层,在基极层的预定部分上彼此隔开预定距离设置的一对基底电极,设置在基极之间的发射极层叠层和发射极电极, 形成在发射极层堆叠上,并且包括具有比发射极层堆叠的线宽宽的线宽的部分,其中发射极电极的两个侧壁分别与一对基底电极的内壁对齐,并且侧壁 集电极层和基极层位于该对基极的一对基极的外侧壁之间。