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    • 2. 发明授权
    • Semiconductor laser diode module
    • 半导体激光二极管模块
    • US06734517B2
    • 2004-05-11
    • US09867449
    • 2001-05-31
    • Jun MiyokawaYuichiro IrieEtsuji KatayamaKaoru SekiguchiKiyokazu Tateno
    • Jun MiyokawaYuichiro IrieEtsuji KatayamaKaoru SekiguchiKiyokazu Tateno
    • H01L310232
    • G02B6/4201G02B6/4202G02B6/4203G02B6/4204G02B6/4208G02B6/4237G02B6/4248
    • A semiconductor laser diode module in which a laser diode and an optical fiber are optically coupled with each other efficiently irrespective of an ambient temperature change within the laser diode module. The laser diode module includes a laser diode, an optical system including an optical fiber and a lens portion, a base configured to support the laser diode and at least a portion of the optical system, and a bottom plate configured to support the laser diode, the optical system, and the base. The optical system is configured to receive and transmit a beam emitted from the laser diode through the lens portion to the optical fiber along an optical axis. The base includes a structural support member configured to prevent warping of the base, where the structural support member extends along the base in a direction generally parallel to the optical axis.
    • 一种半导体激光二极管模块,其中激光二极管和光纤彼此光学耦合,而与激光二极管模块内的环境温度变化无关。 激光二极管模块包括激光二极管,包括光纤和透镜部分的光学系统,被配置为支撑激光二极管和至少一部分光学系统的基座以及被配置为支撑激光二极管的底板, 光学系统和基座。 光学系统被配置为沿着光轴接收并发射从激光二极管通过透镜部分发射到光纤的光束。 底座包括构造成防止基部翘曲的结构支撑构件,其中结构支撑构件沿着大致平行于光轴的方向沿基座延伸。
    • 5. 发明授权
    • Semiconductor laser module and manufacturing method therefor
    • 半导体激光器模块及其制造方法
    • US08213481B2
    • 2012-07-03
    • US13254456
    • 2010-03-10
    • Jun Miyokawa
    • Jun Miyokawa
    • H01S5/00H01S3/08H01L21/00
    • G02B6/4238
    • A light-emitting element mount (4) is fixed onto a base (8), and a semiconductor laser element (1) is fixed onto the light-emitting element mount (4). An anchor member (5), which is in the shape of a roughly rectangular plate, is fixed onto the base (8). An optical fiber (2) is fixed onto the anchor member (5) by means of an anchoring material (6). The optical fiber (2) is aligned and optically coupled with the semiconductor laser element (1). A cut-out (9) is formed in the part of the base (8) corresponding to the anchoring material (6) (below the anchoring material (6)). Thus the anchor member (5) is fixed onto the base (8) so as to straddle the cut-out (9). Since the cut-out (9) is formed below the anchor member (5), a spot heater (10) or like can be used to heat the anchor member (5) from the bottom surface thereof. Thus, the anchoring material (6) on top of the anchor member (5) can be efficiently heated.
    • 发光元件安装件(4)固定在基座(8)上,半导体激光元件(1)固定在发光元件支架(4)上。 固定在基座(8)上的大致矩形板形状的固定构件(5)。 通过锚固材料(6)将光纤(2)固定到锚定构件(5)上。 光纤(2)与半导体激光元件(1)对准并光学耦合。 在对应于锚固材料(6)(锚固材料(6)下方)的基部(8)的部分中形成切口(9)。 因此,锚定构件(5)固定在基座(8)上以跨越切口(9)。 由于切口(9)形成在锚固构件(5)的下方,因此可以使用点加热器(10)等来从其底面加热锚定构件(5)。 因此,可以有效地加热锚定构件(5)顶部上的锚固材料(6)。
    • 6. 发明申请
    • SEMICONDUCTOR LASER MODULE AND OPTICAL MODULE
    • 半导体激光模块和光学模块
    • US20120027352A1
    • 2012-02-02
    • US13256434
    • 2010-03-12
    • Hidehiro TaniguchiJun Miyokawa
    • Hidehiro TaniguchiJun Miyokawa
    • G02B6/42
    • H01S5/02284G02B6/262G02B6/30G02B6/423G02B6/4237H01L2224/48091H01S5/02208H01S5/02276H01S5/02415H01S5/02438H01L2924/00014
    • The present invention provides a semiconductor laser module in which a coupling efficiency does not easily vary even though a displacement amount varies by the effect of welding. The semiconductor laser module comprises: a semiconductor laser element 2 for emitting a laser light whose cross-sectional shape at an emission end face is elliptical; an optical fiber 3 arranged to receive the laser light from the semiconductor laser element 2; a package 4 for housing the semiconductor laser element 2 and the optical fiber 3; a first fastening means 117 for fastening the optical fiber 3 to the package 4; and a second fastening means 7 for fastening the semiconductor laser element 2 to the package 4, wherein the semiconductor laser element 2 and the optical fiber 3 are fastened such that a minor axis of the elliptical shape of the laser light becomes parallel to a line connecting both ends of the optical fiber 3, said both ends being restricted by the first fastening means 117.
    • 本发明提供了一种半导体激光器模块,其中耦合效率即使位移量随着焊接的影响而变化也不容易变化。 半导体激光器模块包括:半导体激光元件2,用于发射其发射端面的横截面形状为椭圆形的激光; 布置成接收来自半导体激光元件2的激光的光纤3; 用于容纳半导体激光元件2和光纤3的封装4; 用于将光纤3紧固到包装4的第一紧固装置117; 以及用于将半导体激光元件2紧固到封装4的第二紧固装置7,其中半导体激光元件2和光纤3被固定成使得激光的椭圆形的短轴变得平行于连接的线 光纤3的两端都被第一紧固装置117限制。
    • 8. 发明授权
    • Laser diode module
    • 激光二极管模块
    • US06496524B2
    • 2002-12-17
    • US09739695
    • 2000-12-20
    • Jun MiyokawaHiroshi KasaharaYuichiro IrieTakeo Shimizu
    • Jun MiyokawaHiroshi KasaharaYuichiro IrieTakeo Shimizu
    • H01S304
    • H01S5/02284G02B6/4201G02B6/4202G02B6/4204G02B6/4236G02B6/424G02B6/4269G02B6/4271H01S5/02248H01S5/02415H01S5/02438H01S5/02476
    • A laser diode module is provided which is capable of suppressing reduction in the efficiency of laser beam coupling with an optical fiber even in the case where a warp is caused in the mounting surface of a thermo electrical cooler on which a laser diode chip is mounted. A laser diode module has a heat sink and optical coupling portion mounted directly or indirectly on a mounting surface of a thermo electrical cooler. A laser diode chip and the optical coupling portion are located on the same side of the mounting surface along the emitting direction of a laser beam emitted from the laser diode chip, with respect to a first center line (Lcpp) intersecting perpendicularly with a tangential plane tangent to the mounting surface of the thermo electrical cooler at the center thereof and/or a second center line passing through the center of the mounting surface of the thermo electrical cooler and perpendicular to both the first center line and an axis representative of the emitting direction of the laser beam.
    • 提供了一种激光二极管模块,其即使在其上安装有激光二极管芯片的热电冷却器的安装表面产生翘曲的情况下也能够抑制光纤激光束耦合的效率的降低。 激光二极管模块具有直接或间接安装在热电冷却器的安装表面上的散热器和光耦合部分。 激光二极管芯片和光耦合部分沿着从激光二极管芯片发射的激光束的发射方向相对于垂直于切向平面交叉的第一中心线(Lcpp)位于安装表面的同一侧上 与热电冷却器在其中心的安装表面相切,和/或穿过热电冷却器的安装表面的中心并垂直于第一中心线和表示发射方向的轴线的第二中心线 的激光束。
    • 9. 发明授权
    • Composite module for optical fiber amplifier
    • 光纤放大器复合模块
    • US6053640A
    • 2000-04-25
    • US155994
    • 1998-10-06
    • Jun MiyokawaTaijiro Takase
    • Jun MiyokawaTaijiro Takase
    • G02B6/42H01S3/042H01S3/06H01S3/067H01S3/10H01S5/022G02B6/36
    • H01S3/094003G02B6/4215G02B6/4263G02B6/4271G02B6/4272G02B6/4273G02B6/4286H01S3/005H01S3/09415
    • The invention provides an integrated module for optical fiber amplifiers which is able to efficiently diffuse, by a Peltier element, heat generated by an LD element outside the module, have a WDM filter component and a substrate firmly fixed for a longer period of time and further reduce the beam axis misalignment between an LD element and the WDM filter component even in a case where deformation arises at the subtrate. The part of the substrate (1), at which the Peltier element (12) is fixed, is a high thermal conductivity portion constructed of Cu or Cu-W based alloy, and at least a part of the base (11) is made into a low thermal conductivity portion constructed of Fe-Ni-Co based alloy, Fe-Ni based alloy, Fe-Ni-Cr based alloy, Fe-Cr based alloy or stainless steel, wherein the WDM filter component (5) is fixed at the low thermal conductivity portion of the base (11) by laser beam welding.
    • PCT No.PCT / EP98 / 00530 Sec。 371 1998年10月6日第 102(e)1998年10月6日日期PCT提交1998年2月9日PCT公布。 公开号WO98 / 36478 日期1998年8月20日本发明提供了一种用于光纤放大器的集成模块,其能够通过珀尔帖元件有效地扩散由模块外部的LD元件产生的热量,具有将WDM滤光器部件和基板牢固地固定更长时间 并且进一步减小LD元件与WDM滤波器部件之间的光束轴未对准,即使在减法器处产生变形的情况下也是如此。 固定有珀尔帖元件(12)的基板(1)的一部分是由Cu或Cu-W基合金构成的高导热部分,并将基底(11)的至少一部分制成 由Fe-Ni-Co系合金,Fe-Ni系合金,Fe-Ni-Cr系合金,Fe-Cr系合金或不锈钢构成的低热传导率部,WDM过滤器部件(5)固定在 通过激光束焊接底座(11)的低导热部分。