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    • 1. 发明授权
    • Light-emitting device
    • 发光装置
    • US08785957B2
    • 2014-07-22
    • US13612988
    • 2012-09-13
    • Toshio HataMasayuki ItoMasataka Miyata
    • Toshio HataMasayuki ItoMasataka Miyata
    • H01L33/00
    • H01L33/501H01L33/56H01L33/62H01L2224/48091H01L2224/48247H01L2924/1815H01L2924/00014
    • Disclosed is a light-emitting device having a wide luminous-intensity distribution characteristic with a simple structure. The light-emitting device includes a resin package in which an LED chip, a first inner portion of a first lead terminal, and a second inner portion of a second lead terminal are accommodated and which has a second recess portion formed so that a portion including a first recess portion of the first inner portion of the first lead terminal as well as a portion of the second inner portion of the second lead terminal are exposed to a bottom portion of the second recess portion, and a resin portion containing phosphors and filled in the first recess portion of the first lead terminal and in the second recess portion of the resin package. A photoreflective filler is contained in a region opposed to the LED chip of the resin portion including the phosphors.
    • 公开了具有宽的发光强度分布特性的结构简单的发光装置。 发光装置包括其中容纳LED芯片,第一引线端子的第一内部部分和第二引线端子的第二内部部分的树脂封装,并且具有第二凹部,所述第二凹部形成为包括 第一引线端子的第一内部部分的第一凹部以及第二引线端子的第二内部部分的一部分暴露于第二凹部的底部,并且包含含有荧光体并填充的树脂部分 第一引线端子的第一凹部和树脂封装的第二凹部中。 在与包括荧光体的树脂部分的LED芯片相对的区域中包含光反射填料。
    • 2. 发明申请
    • LIGHT-EMITTING DEVICE
    • 发光装置
    • US20130062649A1
    • 2013-03-14
    • US13612988
    • 2012-09-13
    • Toshio HATAMasayuki ItoMasataka Miyata
    • Toshio HATAMasayuki ItoMasataka Miyata
    • H01L33/50
    • H01L33/501H01L33/56H01L33/62H01L2224/48091H01L2224/48247H01L2924/1815H01L2924/00014
    • Disclosed is a light-emitting device having a wide luminous-intensity distribution characteristic with a simple structure. The light-emitting device includes a resin package in which an LED chip, a first inner portion of a first lead terminal, and a second inner portion of a second lead terminal are accommodated and which has a second recess portion formed so that a portion including a first recess portion of the first inner portion of the first lead terminal as well as a portion of the second inner portion of the second lead terminal are exposed to a bottom portion of the second recess portion, and a resin portion containing phosphors and filled in the first recess portion of the first lead terminal and in the second recess portion of the resin package. A photoreflective filler is contained in a region opposed to the LED chip of the resin portion including the phosphors.
    • 公开了具有宽的发光强度分布特性的结构简单的发光装置。 发光装置包括其中容纳LED芯片,第一引线端子的第一内部部分和第二引线端子的第二内部部分的树脂封装,并且具有第二凹部,所述第二凹部形成为包括 第一引线端子的第一内部部分的第一凹部以及第二引线端子的第二内部部分的一部分暴露于第二凹部的底部,并且包含含有荧光体并填充的树脂部分 第一引线端子的第一凹部和树脂封装的第二凹部中。 在与包括荧光体的树脂部分的LED芯片相对的区域中包含光反射填料。
    • 6. 发明授权
    • Semiconductor light emitting device and display device using the same
    • 半导体发光装置及其使用的显示装置
    • US06472688B2
    • 2002-10-29
    • US09795971
    • 2001-03-01
    • Masataka Miyata
    • Masataka Miyata
    • H01L2715
    • H01L25/13H01L23/62H01L25/0753H01L25/167H01L2224/16145H01L2224/45144H01L2224/48091H01L2224/48247H01L2924/10253H01L2924/00014H01L2924/00
    • A semiconductor light emitting device has a blue LED and a green LED which each have a protection circuit connected in parallel thereto. The protection circuit has two Zener diodes that are connected in series in opposite directions to each other. When an AC voltage below a breakdown voltage of the protection circuit is applied to the semiconductor light emitting device and when the voltage is in forward direction, a current passes through the blue and green LEDs to emit lights. A current is intercepted by the protection circuit when the voltage is in reverse direction. When an high AC voltage above a breakdown voltage of the protection circuit is applied, a current passes through the protection circuit whether the current in forward direction or in reverse direction, so that the green and blue LEDs are protected. Even when the semiconductor light emitting devices are connected to one another in a matrix form and subject to dynamic driving, a leakage current is intercepted by the protection circuits. The semiconductor light emitting device has a red LED which is connected in series to voltage compensating diodes. The voltage compensating diodes increase an apparent forward direction threshold voltage of the red LED to compensate difference in forward direction threshold voltages among the blue, green and red LEDs.
    • 半导体发光器件具有蓝色LED和绿色LED,每个具有与其并联连接的保护电路。 保护电路具有彼此相反方向串联连接的两个齐纳二极管。 当低于保护电路的击穿电压的AC电压被施加到半导体发光器件时,并且当电压处于正向时,电流通过蓝色和绿色LED发光。 当电压反向时,电流被保护电路截取。 当施加高于保护电路的击穿电压的高交流电压时,无论电流是正向还是相反方向,电流都通过保护电路,以保护绿色和蓝色LED。 即使当半导体发光器件以矩阵形式彼此连接并经受动态驱动时,漏电流也被保护电路截取。 半导体发光器件具有与电压补偿二极管串联连接的红色LED。 电压补偿二极管增加红色LED的表观正向阈值电压,以补偿蓝色,绿色和红色LED之间的正向阈值电压差。