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    • 22. 发明授权
    • Nitride semiconductor light emitting device
    • 氮化物半导体发光器件
    • US07470938B2
    • 2008-12-30
    • US10983637
    • 2004-11-09
    • Jae Hoon LeeJeong Wook LeeHyun Kyung KimYong Chun Kim
    • Jae Hoon LeeJeong Wook LeeHyun Kyung KimYong Chun Kim
    • H01L29/06H01L31/0328H01L31/0336H01L31/072H01L31/109H01L29/24H01L33/00H01L29/22H01L21/00
    • H01L33/32H01L33/007H01L33/22Y10S257/918
    • In a nitride semiconductor light emitting device having patterns formed on the upper and lower surfaces of a substrate from which light is emitted in a flip chip bonding structure, the patterns are capable of changing light inclination at the upper and lower surfaces of the substrate to decrease total reflection at the interfaces, thereby improving light emitting efficiency. The device includes a substrate having upper and lower surfaces on which predetermined patterns are formed such that light can be incident within a critical angle, the substrate allowing a gallium nitride-based semiconductor material to be grown thereon, an n-type nitride semiconductor layer formed on the upper surface of the substrate, an active layer formed on the upper surface of the n-type nitride semiconductor layer such that the n-type nitride semiconductor layer is partially exposed, a p-type nitride semiconductor layer formed on the upper surface of the active layer, a p-electrode formed on the upper surface of the p-type nitride semiconductor layer, and an n-side electrode formed on the partially exposed n-type nitride semiconductor layer.
    • 在具有形成在基板的上表面和下表面上的图案的氮化物半导体发光器件中,以倒装芯片接合结构发射光,该图案能够改变在基板的上表面和下表面处的光倾斜度 在界面处的全反射,从而提高发光效率。 该装置包括具有上表面和下表面的基板,预定图案形成在其上,使得光可以临界角入射,所述基板允许在其上生长氮化镓基半导体材料,形成n型氮化物半导体层 在所述基板的上表面上形成有在n型氮化物半导体层的上表面上形成的n型氮化物半导体层被部分露出的有源层,形成在所述n型氮化物半导体层的上表面上的p型氮化物半导体层 有源层,形成在p型氮化物半导体层的上表面上的p电极和形成在部分暴露的n型氮化物半导体层上的n侧电极。
    • 23. 发明申请
    • NOVEL MUTANT MICROORGANISM PRODUCING SUCCINIC ACID SIMULTANEOUSLY USING SUCROSE AND GLYCEROL, AND METHOD FOR PREPARING SUCCINIC ACID USING SAME
    • 使用蔗糖和甘油同时生产同种酸的新型突变微生物,以及使用其制备磺酸的方法
    • US20130217087A1
    • 2013-08-22
    • US13819339
    • 2011-08-30
    • Sang Yup LeeJeong Wook LeeSol ChoiJongho Yi
    • Sang Yup LeeJeong Wook LeeSol ChoiJongho Yi
    • C12P7/46
    • C12P7/46C12N1/20C12N15/52C12R1/01
    • The present invention relates to a succinic acid-producing mutant microorganism that is able to utilize sucrose and glycerol simultaneously as carbon sources. More particularly, the present invention relates to a succinic acid-producing mutant microorganism that is able to utilize sucrose and glycerol simultaneously for succinic acid production, the mutant organism being obtained by relieving the mechanism of sucrose-mediated catabolite repression of glycerol in a succinic acid-producing microorganism.As described above, when the succinic acid-producing mutant microorganism is cultured, it utilizes sucrose and glycerol simultaneously so that succinic acid can be produced with high productivity in a maximum yield approaching the theoretical yield while the production of byproducts is minimized. In addition, according to the present invention, various reduced chemicals which have been produced in low yields in conventional methods can be more effectively produced.
    • 本发明涉及能够同时使用蔗糖和甘油作为碳源的产琥珀酸突变体微生物。 更具体地,本发明涉及能够同时使用蔗糖和甘油进行琥珀酸生产的产琥珀酸的突变体微生物,其通过减轻甘油在琥珀酸中的蔗糖介导的分解代谢物抑制的机制而获得 生产微生物。 如上所述,当培养产琥珀酸的突变体微生物时,它同时使用蔗糖和甘油,使得以最大产率接近理论产率的高生产率生产琥珀酸,同时副产物的产生最小化。 此外,根据本发明,可以更有效地制造在常规方法中以低收率生产的各种还原化学品。
    • 25. 发明授权
    • White light emitting device
    • 白色发光装置
    • US08039850B2
    • 2011-10-18
    • US12250133
    • 2008-10-13
    • Jeong Wook LeeYong Jo ParkCheol Soo Sone
    • Jeong Wook LeeYong Jo ParkCheol Soo Sone
    • H01L29/18H01L33/00
    • H01L25/0753H01L33/50H01L2224/48091H01L2224/49107H01L2933/0091H01L2924/00014
    • There is provided a white light emitting device that prevents a red phosphor from resorbing wavelength-converted light to improve white luminous efficiency. A white light emitting device according to an aspect of the invention includes a package body; at least two LED chips mounted to the package body and emitting excitation light; and a molding unit including phosphors, absorbing the excitation light and emitting wavelength-converted light, in regions of the molding unit divided according to the LED chips and molding the LED chips. According to the aspect of the invention, since the phosphor for converted red light can be prevented from resorbing light generated from other regions of the molding unit, the white light emitting device that can improve white luminous efficiency or control color rendering and color temperature by adjusting a mixing ratio of converted light for white light emission.
    • 提供了防止红色荧光体再吸收波长转换的光以提高白色发光效率的白色发光装置。 根据本发明的一个方面的白色发光器件包括封装体; 至少两个LED芯片安装到封装主体并发射激发光; 以及模制单元,其包括在根据LED芯片划分的模制单元的区域中吸收激发光并发射波长转换的光的荧光体,并且模制LED芯片。 根据本发明的方面,由于可以防止用于转换的红光的荧光体吸收由成型单元的其它区域产生的光,所以可以通过调节白光发光器件来提高白色发光效率或控制显色和色温 用于白光发射的转换光的混合比。