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    • 5. 发明授权
    • Bidirectional optical communication device and bidirectional optical communication apparatus
    • 双向光通信设备和双向光通信设备
    • US06501876B1
    • 2002-12-31
    • US09295060
    • 1999-04-20
    • Kuniaki OkadaYorishige IshiiToshiyuki MatsushimaHideaki FujitaYukio Kurata
    • Kuniaki OkadaYorishige IshiiToshiyuki MatsushimaHideaki FujitaYukio Kurata
    • C02B626
    • G02B6/4246G02B6/4207
    • Bidirectional optical communication devices are attached to both ends of an optical fiber, and each of them has a transmitting light wave guide coupled to a semiconductor laser and a received light wave guide which is coupled to a photodiode, and optically separated from the transmitting light wave guide. On the end face of the light-incident area of the optical fiber on which transmitting light coupled to the optical fiber from the transmitting light wave guide is directed, the light axis of the transmitting light is set so as to tilt with respect to the normal to the end face of the light-incident area so as to prevent reflected light on the end face of the light-incident area caused by the transmitting light from entering the photodiode installed on the same side as the semiconductor laser. Consequently, light communication is simultaneously carried out bidirectionally in a stable manner by using a single optical fiber; thus, it is possible to provide a bidirectional optical communication device and a bidirectional optical communication apparatus using this device at low costs.
    • 双向光通信装置连接到光纤的两端,并且它们中的每一个具有耦合到半导体激光器的发射光波导和耦合到光电二极管并且与透射光波光学分离的接收光波导 指南。 在光纤的光入射区域的端面上,其中透射光从发射光波导引导到光纤上,其中透射光的光轴被设定为相对于正常光线倾斜 到光入射区域的端面,以防止由透射光引起的光入射区域的端面上的反射光进入安装在与半导体激光器相同侧的光电二极管。 因此,通过使用单个光纤,以稳定的方式同时进行光通信; 因此,可以以低成本提供使用该装置的双向光通信装置和双向光通信装置。
    • 7. 发明授权
    • Method for manufacturing a semiconductor device having a triple-well
structure
    • 具有三重结构的半导体器件的制造方法
    • US5943595A
    • 1999-08-24
    • US28570
    • 1998-02-24
    • Yukiharu AkiyamaToshiyuki MatsushimaShinichi Sato
    • Yukiharu AkiyamaToshiyuki MatsushimaShinichi Sato
    • H01L21/8247H01L21/265H01L21/74H01L21/761H01L27/08H01L27/115H01L29/788H01L29/792H01L21/425
    • H01L21/761H01L21/74H01L21/743
    • A method of manufacturing a semiconductor device having a triple-well structure, includes the steps of: forming a first well layer of a second conductivity type by implanting, as a first ion implantation, impurity ions of the second conductivity type to a specific depth from the surface of a semiconductor substrate of a first conductivity type and then subjecting the semiconductor substrate to an annealing treatment; forming a second ion-implanted region by implanting, as a second ion implantation, impurity ions of the second conductivity type into an end portion of first well layer with a specific width and at a depth from the surface of the semiconductor substrate to the surface of the first well layer to surround the first well layer; forming a third ion-implanted region by implanting, as a third ion implantation, impurity ions of the first conductivity type into a portion of the semiconductor substrate surrounded by the first well layer and the second ion-implanted region and at depth from the surface of the semiconductor surface to the surface of the first well layer; forming a second well layer and a third well layer by an annealing treatment of the second ion-implanted region and the third ion-implanted region after the second ion implantation and the third ion implantation respectively, or after the third ion implantation simultaneously.
    • 制造具有三阱结构的半导体器件的方法包括以下步骤:通过将第二导电类型的杂质离子作为第一离子注入形成第二导电类型的第一阱层至特定深度 第一导电类型的半导体衬底的表面,然后对半导体衬底进行退火处理; 通过将第二导电类型的杂质离子注入第一阱层的具有特定宽度的端部并且在从半导体衬底的表面到表面的深度处,形成第二离子注入区域 围绕第一阱层的第一阱层; 通过将第一导电类型的杂质离子注入到由第一阱层和第二离子注入区域包围的半导体衬底的一部分中并且从第三离子注入区的表面深度形成第三离子注入区 半导体表面到第一阱层的表面; 分别在第二离子注入和第三离子注入之后或在第三离子注入之后通过第二离子注入区域和第三离子注入区域的退火处理形成第二阱层和第三阱层。
    • 9. 发明授权
    • Oil cooling system of an air-cooled engine
    • 风冷发动机的油冷却系统
    • US07261080B2
    • 2007-08-28
    • US11393049
    • 2006-03-30
    • Mitsugi ChonanToshiyuki Matsushima
    • Mitsugi ChonanToshiyuki Matsushima
    • F01M5/00
    • F01M5/002F01M11/03F01M2011/033Y10S165/916
    • An oil cooling system of an air-cooled engine for cooling the oil reserved in a crankcase of the engine comprises a base plate assembled to the crankcase, an overlapping plate assembled to the base plate; an oil filter supported in the overlapping plate; and radiation fins formed on the base plate and the overlapping plate, wherein the base plate includes an inlet port for receiving the engine oil discharged from an oil pump of the engine, an outlet groove for outputting the engine oil and a first passage groove connecting the inlet port and the outlet groove, the overlapping plate includes an inlet groove opposed to the inlet port, an outlet port opposed to the outlet groove and a second passage groove opposed to the first passage groove to form an oil passage together with the first passage groove, and the base plate and the overlapping plate having through-holes where the filter outlet of the oil filter passes through for the connection with the crankcase.
    • 用于冷却被保留在发动机的曲轴箱中的油的空气冷却发动机的油冷却系统包括组装到曲轴箱的基板,组装到基板的重叠板; 支撑在重叠板上的油过滤器; 以及形成在基板和重叠板上的辐射翅片,其中基板包括用于接收从发动机的油泵排出的发动机油的入口端口,用于输出发动机油的出口槽和连接该发动机油的第一通道槽 入口和出口槽,重叠板包括与入口相对的入口槽,与出口槽相对的出口和与第一通道槽相对的第二通道槽,与第一通道槽一起形成油通道 ,并且底板和重叠板具有通孔,油滤清器的过滤器出口通过以与曲轴箱连接。