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    • 81. 发明申请
    • Light emitting device and process for fabricating the same
    • 发光装置及其制造方法
    • US20060145177A1
    • 2006-07-06
    • US10546201
    • 2003-12-19
    • Kazunori HagimotoMasato Yamada
    • Kazunori HagimotoMasato Yamada
    • H01L33/00
    • H01L33/405H01L33/0079
    • A light emitting device 100 of the invention is the one using a first main surface of a compound semiconductor layer portion, having a light emitting layer section 24 therein, as a light extraction surface, and having, on the second main surface side of the compound semiconductor layer, a device-substrate 7 bonded thereto while placing, in between, a main metal layer 10 having a reflective surface reflecting light from the light emitting layer section 24 towards the light extraction surface side, and is characterized in that the device-substrate 7 is composed of a Si substrate having a conductivity type of p type, and that the device-substrate 7 has, as being formed on the main surface thereof on the main metal layer 10 side, a contact layer 31 having Al as a major component. With respect to light emitting devices configured as having a structure in which a light emitting layer section and a device-substrate are bonded while placing a metal layer in between, the invention is successful in providing a light emitting device having a desirable electro-conductivity, and a method of fabricating the same.
    • 本发明的发光装置100是使用化合物半导体层部的第一主表面,其中具有发光层部分24作为光提取表面的发光器件100,并且在化合物的第二主表面侧 半导体层,与其结合的器件基板7,同时在其间具有反射表面的主金属层10,反射表面反射来自发光层部分24的光朝向光提取表面侧,并且其特征在于,器件基板 7由具有导电类型为p型的Si衬底组成,器件衬底7在主金属层10侧的主表面上形成有以Al为主要成分的接触层31 。 对于配置为具有发光层部分和器件 - 衬底被结合在一起的结构的发光器件,在其间放置金属层的情况下,本发明成功地提供了具有期望的导电性的发光器件, 及其制造方法。
    • 82. 发明授权
    • System and method for preparation of tooling sheet, and program for preparation of tooling sheet
    • 制版工具的制作方法及制作工具的程序
    • US07035709B2
    • 2006-04-25
    • US10760459
    • 2004-01-21
    • Masato YamadaJun Oki
    • Masato YamadaJun Oki
    • G06F19/00
    • G05B19/40938G05B2219/36354Y02P90/265Y10T483/165
    • An optimum cutting tool is selected interactively in a cutting tools selection section, and a tooling sheet using the selected cutting tool is generated and output in a tooling sheet preparation section. The cutting tool selection section searches a cutting tool database using a unique order number for each cutting tool as a search key, and outputs a list of cutting tool search results, and when a declaration of intention to select an insert via the list is made, parameters indicating the recommended cutting conditions for the designated cutting tool are transferred to the tooling sheet preparation section. The tooling sheet preparation section generates and outputs tooling sheet item data for some items by computation with a prescribed formula, based on the transferred parameters. As a result, an accurate, interchangeable, and readily expandable system for the preparation of tooling sheets can be provided.
    • 在切削刀具选择部中交互地选择最佳切削刀具,并且生成使用所选择的切削刀具的加工工具,并将其输出到加工片材准备部。 切割工具选择部分使用针对每个切割工具的唯一订单号搜索切割工具数据库作为搜索关键字,并输出切割工具搜索结果的列表,并且当通过列表选择插入的意图声明时, 指示指定切削刀具的推荐切削条件的参数被转移到模具制备部分。 工装板准备部基于传送的参数,通过规定的公式计算生成并输出一些项目的工具表项目数据。 因此,可以提供用于准备工装片的精确,可互换和容易扩展的系统。
    • 83. 发明授权
    • Light emitting device and method of fabricating the same
    • 发光元件及其制造方法
    • US06995401B2
    • 2006-02-07
    • US10690479
    • 2003-10-22
    • Masato YamadaNobuhiko NotoMasanobu TakahashiKingo SuzukiShinji NozakiKazuo UchidaHiroshi Morisaki
    • Masato YamadaNobuhiko NotoMasanobu TakahashiKingo SuzukiShinji NozakiKazuo UchidaHiroshi Morisaki
    • H01L27/15
    • H01L33/14H01L33/20H01L33/42H01L2224/48091H01L2224/48247H01L2224/48465Y10S257/918H01L2924/00014H01L2924/00
    • A light emitting device having an oxide transparent electrode layer as an emission drive electrode, and designed so that damage possibly occurs during bonding of electrode wires to the bonding pads is less influential to a light emitting layer portion is disclosed. The light emitting device has the light emitting layer portion composed of a compound semiconductor and has a double heterostructure in which a first-conductivity-type cladding layer, an active layer and a second-conductivity-type cladding layer are stacked in this order; and the light emitting layer portion is applied with emission drive voltage through an oxide transparent electrode layer formed so as to cover the main surface of the second-conductivity-type cladding layer. A bonding pad composed of a metal is disposed on the oxide transparent electrode layer, and to the bonding pad an electrode wire for current supply is bonded. Between the second-conductivity cladding layer and the oxide transparent electrode layer, a cushion layer composed of a compound semiconductor having a dopant concentration lower than that of the second-conductivity-type cladding layer is disposed.
    • 公开了一种具有氧化物透明电极层作为发光驱动电极的发光元件,其设计成使得在电极线接合到接合焊盘时可能发生的损伤对于发光层部分影响较小。 发光器件具有由化合物半导体构成的发光层部分,并且具有双重异质结构,其中第一导电型包层,有源层和第二导电型包覆层依次层叠; 并且通过形成为覆盖第二导电型包层的主表面的氧化物透明电极层施加发光驱动电压。 在氧化物透明电极层上设置由金属构成的接合焊盘,并且接合用于电流供给用的电极线。 在第二导电率包层和氧化物透明电极层之间设置由掺杂剂浓度低于第二导电型包覆层的化合物半导体构成的缓冲层。
    • 84. 发明授权
    • Temperature sensitive fluid type fan coupling apparatus
    • 温敏型风机联轴器
    • US06814033B2
    • 2004-11-09
    • US10189069
    • 2002-07-02
    • Haruyasu ItoSatoshi KubotaMasato Yamada
    • Haruyasu ItoSatoshi KubotaMasato Yamada
    • F01P702
    • F16D35/025
    • A temperature sensitive fluid type fan coupling apparatus obtains linear characteristics without spoiling the drag performance. The fan coupling apparatus has a sealed case divided by a partition into an oil reservoir chamber and a torque transfer chamber. A valve is adapted to open and close an outflow regulating port in the partition in accordance with external ambient temperature. A driving disk is in the torque transfer chamber, and the transfer of torque is controlled by increasing and decreasing an effective contact surface of the oil with the driving disk. An idle oil reservoir chamber is formed in a hollow inner portion of the driving disk. A communication port is made in a side wall of the oil reservoir chamber and communicates with the torque transfer clearance. The communication port is closer to an inner circumference of the torque transfer chamber.
    • 温度敏感型风扇联轴器装置获得线性特性,而不会破坏阻力性能。 风扇联接装置具有由隔板分成储油室和转矩传递室的密封壳体。 阀适于根据外部环境温度打开和关闭分隔件中的流出调节口。 驱动盘位于转矩传递室中,通过增加和减少驱动盘的油的有效接触表面来控制转矩传递。 在驱动盘的中空内部形成有怠速储油室。 在储油室的侧壁形成有连通口,并与转矩间隙连通。 连通口靠近转矩传递室的内周。
    • 85. 发明授权
    • Light-emitting device and method for manufacturing the same
    • 发光装置及其制造方法
    • US06787383B2
    • 2004-09-07
    • US10255000
    • 2002-09-26
    • Shunichi IkedaMasato YamadaNobuhiko NotoShinji NozakiKazuo UchidaHiroshi Morisaki
    • Shunichi IkedaMasato YamadaNobuhiko NotoShinji NozakiKazuo UchidaHiroshi Morisaki
    • H01L2100
    • H01L33/38H01L33/14H01L33/20H01L33/387
    • The light-emitting device 100 has an ITO electrode layer 8 for applying drive voltage for light emission to a light emitting layer section 24, where the light from the light emitting layer section 24 is extracted as being passed through the ITO electrode layer 8. Between the light emitting layer section 24 and the ITO electrode layer 8, an electrode contact layer 7 composed of In-containing GaAs is located so as to contact with such ITO electrode layer 8, where occupied areas and unoccupied areas for the electrode contact layer 7 are arranged in a mixed manner on the contact interface with the transparent electrode layer 8. The electrode contact layer 7 can be obtained by annealing a stack 13, which comprises a GaAs layer 7″ formed on the light emitting layer section 24 and the ITO electrode layer 8 formed so as to contact with the GaAs layer 7″, to thereby allow In to diffuse from the ITO electrode layer to the GaAs layer 7″.
    • 发光装置100具有用于向发光层部分24施加用于发光的驱动电压的ITO电极层8,其中来自发光层部分24的光被提取通过ITO电极层8。 发光层部分24和ITO电极层8,由含In的GaAs组成的电极接触层7被定位成与ITO电极层8接触,其中用于电极接触层7的占据区域和未占用区域是 以与透明电极层8的接触界面上混合的方式配置。电极接触层7可以通过对包括形成在发光层部分24上的GaAs层7“和ITO电极的堆叠13进行退火而获得 形成为与GaAs层7“接触的层8,从而允许In从ITO电极层扩散到GaAs层7”。
    • 87. 发明授权
    • Optical pickup device and wavelength selective diffraction grating
    • 光学拾取装置和波长选择性衍射光栅
    • US06181668B2
    • 2001-01-30
    • US09125987
    • 1998-08-28
    • Seiji KajiyamaYasuyuki KanouMasato YamadaYoichi TsuchiyaShuichi Ichiura
    • Seiji KajiyamaYasuyuki KanouMasato YamadaYoichi TsuchiyaShuichi Ichiura
    • G11B712
    • G11B7/1369G02B5/1828G11B7/0943G11B7/1275G11B7/131G11B7/1353G11B7/1372G11B2007/0006G11B2007/13727
    • The optical pickup device includes a two wavelength semiconductor laser (23) selectively generating a laser beam having the wavelength of 635 nm and laser beam having the wavelength of 780 nm, a collimator lens (24), a hologram (25) formed on a surface of collimator lens (24), a polarizing glass (22) having an annular polarizing region (40) and an objective lens (21). Hologram (25) does not diffract the laser beam having the wavelength of 635 nm, and diffracts outward the laser beam having the wavelength of 780 nm. Therefore, virtual light source of the laser beam having the wavelength of 780 nm comes closer to the collimator lens (24) than the light source of the laser beam having the wavelength of 635 nm. Therefore, objective lens (21) focuses the laser beam having the wavelength of 635 nm on a recording surface of a transparent substrate (31) of a DVD, and focuses the laser beam having the wavelength of 780 nm on a recording surface of a transparent substrate (32) of a CD-R. Accordingly, the optical pickup device is capable of reproducing both DVD and CD-R having transparent substrates of different thicknesses.
    • 光拾取装置包括选择性地产生波长为635nm的激光束和波长为780nm的激光束的双波长半导体激光器(23),准直透镜(24),形成在表面上的全息图(25) 准直透镜(24),具有环形偏振片(40)和物镜(21)的偏光玻璃(22)。 全息图(25)不会衍射具有635nm波长的激光束,并向外衍射具有780nm波长的激光束。 因此,具有波长为780nm的激光束的虚拟光源比具有635nm波长的激光束的光源更靠近准直透镜(24)。 因此,物镜(21)将具有635nm波长的激光束聚焦在DVD的透明基板(31)的记录表面上,并将具有780nm波长的激光束聚焦在透明的记录表面上 CD-R的底物(32)。 因此,光学拾取装置能够再现具有不同厚度的透明衬底的DVD和CD-R。
    • 90. 发明授权
    • Apparatus for liquid-phase epitaxial growth
    • 液相外延生长装置
    • US5366552A
    • 1994-11-22
    • US897169
    • 1992-06-11
    • Masato YamadaTakao TakenakaMasahisa Endo
    • Masato YamadaTakao TakenakaMasahisa Endo
    • C30B19/06H01L21/208
    • C30B19/061
    • A method and an apparatus capable of efficiently producing an epitaxial layer grown at one time on a multiplicity of substrates with uniform thickness and quality are disclosed, in which a sealable growth chamber filled in a solution used to achieve liquid-phase epitaxial growth and holding therein at least one row of thin plate-like substrate is turned about the horizontal axis. The growth chamber is tilted or overturned so that the solution in the growth chamber is stirred homogeneously and the effect of gravity on the solution is excluded. A solution chamber for holding therein the solution is connected with the growth chamber via a gate valve. After the liquid-phase epitaxial growth, the growth chamber is overturned and then the gate valve is opened so that the solution in the growth chamber returns to the solution chamber. Thus, reuse of the solution is possible.
    • 公开了一种能够有效地制造在多个均匀厚度和质量的基板上一次生长的外延层的方法和装置,其中填充有用于实现液相外延生长和保持在其中的溶液的可密封的生长室 至少一排薄板状基板围绕水平轴转动。 生长室倾斜或翻转,使得生长室中的溶液均匀搅拌,排除重力对溶液的影响。 用于保持溶液的溶液室通过闸阀与生长室连接。 在液相外延生长之后,生长室被翻转,然后打开闸阀,使得生长室中的溶液返回溶液室。 因此,解决方案的重用是可能的。