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    • 2. 发明申请
    • OPTICAL WAVEGUIDE SUBSTRATE AND METHOD FOR MANUFACTURING SAME
    • 光波导基板及其制造方法
    • US20120219251A1
    • 2012-08-30
    • US13501331
    • 2010-10-12
    • Toshihiro KurodaDaichi SakaiShigeyuki YagiTomoaki Shibata
    • Toshihiro KurodaDaichi SakaiShigeyuki YagiTomoaki Shibata
    • G02B6/12B23P19/00B23Q17/00
    • G02B6/42G02B6/122G02B6/4214H05K1/0274
    • According to a manufacturing method of an optical waveguide substrate including a core (12) and clads (11) (13) and provided with an optical axis conversion mirror (14) in the core and an alignment recess for the optical axis conversion mirror with respect to a light receiving and emitting element, the recess is obtained by obtaining an outline of the core by synthesizing at least an image captured by focusing a microscope (20) to a highest position (14a) of the core in an optical axis conversion mirror portion and an image captured by focusing the microscope to a lowest position (14d), and by determining a position of the alignment recess in reference to a center of gravity of the outline, and according to an optical waveguide substrate obtained by this manufacturing method, it becomes possible to provide an optical waveguide substrate in which the optical axis conversion mirror in the optical waveguide substrate and the light receiving and emitting element are aligned with respect to each other at an extremely high degree of accuracy and a manufacturing method thereof.
    • 根据包括芯部(12)和包层(11)(13)的光波导基板的制造方法,在芯体中设置有光轴转换反射镜(14)和光轴转换反射镜的对准凹部 通过将至少将通过将显微镜(20)聚焦到所述芯的最高位置(14a)的图像合成到光轴转换镜部分中来获得所述芯的轮廓来获得所述凹部 以及通过将显微镜聚焦到最低位置(14d)而捕获的图像,并且通过根据轮廓的重心确定对准凹部的位置,并且根据通过该制造方法获得的光波导基板 可以提供一种光波导基板,其中光波导基板中的光轴转换反射镜和光接收和发射元件相对于 彼此以极高的精度和其制造方法。
    • 3. 发明申请
    • METHOD FOR PRODUCING OPTICAL WAVEGUIDE, OPTICAL WAVEGUIDE, AND PHOTOELECTRIC COMPOSITE WIRING BOARD
    • 生产光波导,光波导和光电复合布线板的方法
    • US20120039563A1
    • 2012-02-16
    • US13146257
    • 2010-01-27
    • Tomoaki ShibataToshihiro KurodaMasatoshi YamaguchiShigeyuki YagiHiroshi Masuda
    • Tomoaki ShibataToshihiro KurodaMasatoshi YamaguchiShigeyuki YagiHiroshi Masuda
    • G02B6/12B44C3/02G02B6/02
    • G02B6/1221G02B6/138Y10T156/1039
    • (1) A method for producing a flexible optical waveguide, containing: a step of forming a first cladding layer; a step of forming a first core layer by laminating a resin film for forming a core layer on at least one end portion of the first cladding layer; a step of forming a second core layer by laminating a resin film for forming a core layer on an entire surface of the first core layer and the first cladding layer; a step of forming a core pattern by patterning the first and second core layers; and a step of embedding the core pattern by forming a second cladding layer on the core pattern and the first cladding layer, (2) a flexible optical waveguide containing a lower cladding layer, a core part and an upper cladding layer, the upper cladding layer having a width that is smaller than a width of the lower cladding layer at least in a bent portion, and is equal to or smaller than a width of the lower cladding layer in an end portion, and the lower cladding layer having a width in a bent portion that is equal to or smaller than a width thereof in an end portion, and a method for producing the same. A flexible optical waveguide that is excellent in bending durability and has small optical loss, and a method for producing the same.
    • (1)柔性光波导的制造方法,其特征在于,包括:形成第一包层的工序; 通过在第一包层的至少一个端部层叠用于形成芯层的树脂膜来形成第一芯层的步骤; 通过在第一芯层和第一包层的整个表面上层叠用于形成芯层的树脂膜来形成第二芯层的步骤; 通过图案化第一和第二芯层来形成芯图案的步骤; 以及通过在芯图案和第一包层上形成第二包层来嵌入芯图案的步骤,(2)包含下包层,芯部和上包层的柔性光波导,上包层 其至少在弯曲部分具有小于下包层的宽度的宽度,并且等于或小于端部中的下包层的宽度,并且下包层的宽度在 端部的宽度等于或小于其宽度的弯曲部分及其制造方法。 弯曲耐久性优异,光损耗小的挠性光波导及其制造方法。
    • 5. 发明申请
    • Optical System and Method of Manufacturing the Same
    • 光学系统及其制造方法
    • US20090067787A1
    • 2009-03-12
    • US12224486
    • 2007-02-27
    • Rei YamamotoToshihiro Kuroda
    • Rei YamamotoToshihiro Kuroda
    • G02B6/26
    • G02B6/3652G02B6/29368G02B6/32G02B6/3636G02B6/3696
    • An optical system comprising a substrate and an optical waveguide which is formed on the substrate and to which optical fibers are optically coupled. The optical waveguide has a plurality of straight core portions which obliquely intersect each other. The substrate has positioning sections for positioning a plurality of optical fibers optically coupled to two or more of the plurality of the core portions, the positioning sections having grooves on which the respective optical fibers are supported. When the plurality of optical fibers are supported on the respective grooves, offsets between centers of the plurality of the core portions and respective centers of the plurality of the optical fibers coupled to the core portions are equal to or less than 5 μm.
    • 一种光学系统,包括衬底和光波导,所述光波导形成在所述衬底上,所述光纤被光学耦合。 光波导具有多个相互倾斜地相交的直芯部。 基板具有定位部分,用于定位与多个芯部中的两个或多个光学耦合的多个光纤,定位部分具有支撑相应光纤的槽。 当多个光纤被支撑在各个槽上时,多个芯部的中心与耦合到芯部的多个光纤的各自中心之间的偏移量等于或小于5μm。
    • 6. 发明申请
    • OPTICAL DEVICE
    • 光学装置
    • US20080226230A1
    • 2008-09-18
    • US12122062
    • 2008-05-16
    • Toshihiro KurodaRei YamamotoShigeyuki Yagi
    • Toshihiro KurodaRei YamamotoShigeyuki Yagi
    • G02B6/26
    • G02B6/29361G02B6/12007G02B6/29368G02B6/30G02B2006/12109
    • An optical device is provided to prevent a dicing blade form being clogged when a wafer is cut by means thereof. Further, an optical device is provided to the present invention can prevent unnecessary expansion of a resin used in the optical device. The present invention relates an optical device having a substrate and an optical waveguide layer laminated thereon. The optical waveguide layer has a first lateral surface connected to an optical fiber or an optical fiber array and a second lateral surface not connected to the same. The substrate has a lateral surface disposed on the same side as that of the second lateral surface of the optical waveguide layer. At least a portion of the second lateral surface of the optical waveguide layer is disposed in a plane different from the lateral surface of the substrate so that an exposed area of the substrate is formed between the second lateral surface of the optical waveguide layer and the lateral surface of the substrate.
    • 提供了一种光学装置,用于防止当晶片被切割时切割刀片形状被堵塞。 此外,本发明提供的光学装置可以防止光学装置中使用的树脂的不必要的膨胀。 本发明涉及一种具有衬底和光波导层的光学器件。 光波导层具有连接到光纤或光纤阵列的第一侧表面和与其不连接的第二侧表面。 基板具有设置在与光波导层的第二侧表面相同侧的侧表面。 光波导层的第二侧表面的至少一部分设置在与衬底的侧表面不同的平面中,使得衬底的暴露区域形成在光波导层的第二侧表面与侧向 基板的表面。
    • 7. 发明授权
    • Semiconductor laser device and optical pickup device
    • 半导体激光器件和光学拾取器件
    • US07414949B2
    • 2008-08-19
    • US11188650
    • 2005-07-26
    • Shouichi TakasukaToshihiro KurodaMakoto Atoji
    • Shouichi TakasukaToshihiro KurodaMakoto Atoji
    • G11B7/00
    • G11B7/1275G11B7/123G11B7/1353
    • A semiconductor laser device includes: a semiconductor laser chip which is composed of a semiconductor substrate and a plurality of semiconductor layers stacked on an element formation face of the semiconductor substrate and which outputs an irradiation light for irradiating an optical disk; and a light receiving element which receives the irradiation light reflected by the optical disk as a feedback light. The semiconductor laser chip includes on one face thereof an electrode facing an optical element and is fixed in a package so that at least one of sub-beams reflected by the optical disk is incident on the one face. A chip exposing portion for exposing a region of the one face where the sub-beam is incident is formed in the electrode.
    • 半导体激光器件包括:半导体激光器芯片,其由半导体衬底和堆叠在半导体衬底的元件形成面上的多个半导体层组成,并输出用于照射光盘的照射光; 以及受光元件,其接受由光盘反射的照射光作为反馈光。 半导体激光芯片的一个面上具有面向光学元件的电极,并且被固定在封装中,使得由光盘反射的至少一个子光束入射到一个面上。 在电极中形成用于暴露子光束入射的一个面的区域的芯片曝光部。
    • 9. 发明申请
    • Method for Preparing Polymeric Optical Waveguide Device
    • 制备聚合物光波导器件的方法
    • US20070189672A1
    • 2007-08-16
    • US11690887
    • 2007-03-26
    • Masatoshi YamaguchiToshihiro KurodaToshihiko Kanazawa
    • Masatoshi YamaguchiToshihiro KurodaToshihiko Kanazawa
    • G02B6/30
    • C08L79/08G02B6/1221G02B6/138
    • The present invention relates to a method for preparing an optical. waveguide device which comprises a step of forming a V-shaped groove on a substrate; a step of applying a filling polymer-containing coating solution having an NV value of not less than 35% onto the substrate, drying the applied coating solution and then removing the unnecessary filling polymer so that the filling polymer remains only in the V-shaped groove; forming an optical waveguide consisting of a polymer on the substrate; a step of making a cut at a position corresponding to the end face of the optical waveguide; and a step of removing all the polymer present in and on the V-shaped groove. The method permits the solution of such a problem that when preparing an optical waveguide device, a coating solution of a polymer used for forming the core and clad layers thereof undergoes sagging and running towards the openings of the neighboring V-shaped grooves so that the level of the core center is lower than the designed level thereof and the method thus permits the production of an optical waveguide device completely free of any deviation of the core center.
    • 本发明涉及一种光学制备方法。 波导装置,其包括在基板上形成V形槽的步骤; 将具有不小于35%的NV值的含有填充聚合物的涂布溶液施加到基材上的步骤,干燥所涂覆的涂布溶液,然后除去不需要的填充聚合物,使得填充聚合物仅保留在V形槽 ; 在基板上形成由聚合物构成的光波导; 在对应于光波导的端面的位置处进行切割的步骤; 以及去除存在于V形槽中的所有聚合物的步骤。 该方法允许解决这样一个问题,即当准备光波导装置时,用于形成芯的聚合物的涂层溶液和其包层被朝相邻的V形槽的开口下垂和流动,使得水平 的核心中心低于其设计水平,因此该方法允许生产完全没有核心中心的任何偏离的光波导装置。
    • 10. 发明申请
    • Package and Optical Module Assembly
    • 封装和光模块装配
    • US20070110368A1
    • 2007-05-17
    • US11622561
    • 2007-01-12
    • Shigeyuki YagiToshihiro Kuroda
    • Shigeyuki YagiToshihiro Kuroda
    • G02B6/30
    • G02B6/4471G02B6/4248
    • The present invention relates to a package for containing an optical module coupled to an optical fiber and to an optical module assembly combining them. A package (6) according to the present invention has a body (10) and a lid (12). The body has a bottom panel (14) for supporting the optical module (4) and a plurality of side panels (16, 18, 20) provided along a periphery of the bottom panel (14) to surround the optical module (4). The lid has a top panel (38) mounted on the side panels (20) for covering the body (10), and extension panels (40) extending downward from the top panel (38). The side panels (16,18) and the extension panels (40) cooperates to form apertures (32a, 32b). Each of the body (10) and the lid (12) is formed by folding one sheet panel. Folding locations of the body (10) and the lid (12) have folding grooves (26, 44).
    • 本发明涉及一种用于容纳耦合到光纤的光学模块和组合其的光学模块组件的封装。 根据本发明的包装(6)具有主体(10)和盖(12)。 主体具有用于支撑光学模块(4)的底板(14)和沿着底板(14)的周边设置以围绕光学模块(4)的多个侧板(16,18,20)。 所述盖具有安装在侧板(20)上用于覆盖主体(10)的顶板(38)和从顶板(38)向下延伸的延伸板(40)。 侧板(16,18)和延伸板(40)协作以形成孔(32a,32b)。 主体(10)和盖(12)中的每一个通过折叠一个片材板而形成。 本体(10)和盖(12)的折叠位置具有折叠槽(26,44)。