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    • 62. 发明申请
    • Optical module and mounting component
    • 光模块和安装组件
    • US20050013555A1
    • 2005-01-20
    • US10861755
    • 2004-06-04
    • Mitsuaki NishieYoshiki Kuhara
    • Mitsuaki NishieYoshiki Kuhara
    • G02B6/42H01L31/0232H01L33/48H01S5/022G02B6/36
    • G02B6/423G02B6/4202G02B6/4238G02B6/4239
    • An optical module includes a semiconductor optical device, an optical fiber, a ferrule, and a mounting component. The optical fiber is optically coupled to the semiconductor optical device. The ferrule holds the optical fiber. The mounting component includes a first support groove for supporting the ferrule and a second support groove for supporting the optical fiber. The semiconductor optical device is mounted on the mounting component. The first and second support grooves are sequentially arranged in a direction of a predetermined axis. The second support groove has one end and the other end. The depth of the second support groove decreases from the one end toward the other end. With such a structure, the optical module allows the optical fiber to be positioned with high accuracy onto the mounting component.
    • 光学模块包括半导体光学器件,光纤,套圈和安装部件。 光纤被光耦合到半导体光学器件。 套圈保持光纤。 安装部件包括用于支撑套圈的第一支撑槽和用于支撑光纤的第二支撑槽。 半导体光学器件安装在安装部件上。 第一和第二支撑槽沿预定轴线的顺序排列。 第二支撑槽具有一端和另一端。 第二支撑槽的深度从一端向另一端减小。 通过这样的结构,光学模块能够将光纤高精度地定位在安装部件上。
    • 65. 发明授权
    • Semiconductor light source
    • 半导体光源
    • US5345074A
    • 1994-09-06
    • US35215
    • 1993-03-22
    • Ichiro TonaiYoshiki Kuhara
    • Ichiro TonaiYoshiki Kuhara
    • H01L31/0216H01L31/103H01L31/105H01J40/14
    • H01L31/02164H01L31/02165H01L31/103H01L31/1035H01L31/105
    • A semiconductor light source for transmitting light signals of digital or analog data having a laser diode and a photodiode for monitoring the output power of the laser diode. The driving current of the laser diode is adjusted by the photocurrent of the monitoring photodiode. The photodiode has a light receiving region at a center enclosed by an annular electrode and a light non-receiving region outside the annular electrode. If leak light beams entered the non-receiving region, delayed photocurrent is produced. The delayed photocurrent misleads the control of the laser diode. This invention provides a non-receiving region of the photodiode with a dielectric layer for reflecting or absorbing light beams in order to preventing the light beams from producing the delayed photocurrent.
    • 一种用于传输具有激光二极管的数字或模拟数据的光信号的半导体光源和用于监测激光二极管的输出功率的光电二极管。 激光二极管的驱动电流由监控光电二极管的光电流调节。 光电二极管具有由环形电极包围的中心处的光接收区域和环形电极外部的光不接收区域。 如果泄漏光束进入非接收区域,则产生延迟的光电流。 延迟光电流误导激光二极管的控制。 本发明提供了具有用于反射或吸收光束的电介质层的光电二极管的非接收区域,以便防止光束产生延迟的光电流。
    • 67. 发明授权
    • Magneto-optical converter utilizing Faraday effect
    • 采用法拉第效应的磁光转换器
    • US4560932A
    • 1985-12-24
    • US462177
    • 1983-01-31
    • Tsutomu MitsuiKonji TadaYoshiki KuharaMasami Tatsumi
    • Tsutomu MitsuiKonji TadaYoshiki KuharaMasami Tatsumi
    • G01R15/24G01R19/00G01R33/032G02F1/09
    • G02F1/09G01R33/0322
    • A magneto-optical converter utilizing the Faraday effect is disposed between the opposed ends of an iron core having a magnetic field extending therebetween. The magneto-optical converter is comprised of a body of material exhibiting the Faraday effect which is provided with a light receiving surface and a light exiting surface. A polarizer in the form of a polarizing beam splitter is located adjacent the light receiving surface whereby an incident beam of light perpendicular to the magnetic field will be deflected and polarized at right angles to the incident beam of light and directed into the receiving surface of the body of material. An analyzer comprised of a polarizing beam splitter is located adjacent the light exiting surface whereby the beam of light from the body of material will be deflected and polarized and exit the analyzer at right angles to the magnetic field. The receiving and exiting surfaces of the body material may be bevelled and optical rotators may be disposed intermediate the bevelled surfaces and the polarizer and the analyzer respectively.
    • 利用法拉第效应的磁光转换器设置在铁心的相对端之间,其间具有磁场。 磁光转换器由表现出法拉第效应的材料体构成,其具有光接收表面和光出射表面。 偏振分束器形式的偏振器位于光接收表面附近,由此垂直于磁场的入射光束将被偏转并且与入射光束成直角极化并且被引导到入射光束的接收表面 材料体。 由偏振分束器组成的分析器位于光出射表面附近,由此来自材料体的光束将被偏转并偏振并且离开分析器与磁场成直角。 主体材料的接收和离开表面可以是斜面的,并且光旋转器可以分别设置在倾斜表面和偏振器和分析器之间。