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21. 发明授权

US09534953B2 Laser output measuring apparatus 有权
标题翻译：激光输出测量仪
公开(公告)号：US09534953B2
公开(公告)日：2017-01-03
申请号：US14356247
申请日：2011-12-27
申请人： Fumio Shoda , Hidenori Fukahori , Takayuki Yanagisawa , Mitoru Yabe , Tetsuya Nishimura , Shuhei Yamamoto , Yoko Inoue , Tetsuo Funakura
发明人： Fumio Shoda , Hidenori Fukahori , Takayuki Yanagisawa , Mitoru Yabe , Tetsuya Nishimura , Shuhei Yamamoto , Yoko Inoue , Tetsuo Funakura
IPC分类号： G01J1/42 , G01J1/04 , G01J1/22
CPC分类号： G01J1/4257 , G01J1/0407 , G01J1/0411 , G01J1/0414 , G01J1/0429 , G01J1/0448 , G01J1/0474 , G01J1/22
摘要： A laser output measuring apparatus in which an optical separator is disposed in a position that is rotated by a predetermined angle about an optical axis of a laser beam converged by a lens, and further rotated by a predetermined angle about the optical axis of the laser beam and a straight line perpendicular to an incident surface of the laser beam.
摘要翻译：一种激光输出测量装置，其中光学分离器设置在围绕由透镜会聚的激光束的光轴旋转预定角度的位置，并且进一步围绕激光束的光轴旋转预定角度以及垂直于激光束的入射表面的直线。

22. 发明授权

US09312655B2 Planar waveguide laser pumping module and planar waveguide wavelength conversion laser device 有权
标题翻译：平面波导激光泵浦模块和平面波导波长转换激光器件
公开(公告)号：US09312655B2
公开(公告)日：2016-04-12
申请号：US14420213
申请日：2012-12-03
申请人： Yosuke Akino , Takayuki Yanagisawa
发明人： Yosuke Akino , Takayuki Yanagisawa
IPC分类号： H01S3/0941 , H01S3/063 , H01S3/02 , H01S3/042 , H01S3/06 , H01S3/094 , H01S3/109 , H01S3/08 , H01S3/16 , H01S3/17 , H01S3/23
CPC分类号： H01S3/0941 , G02F1/377 , H01S3/0092 , H01S3/025 , H01S3/0405 , H01S3/042 , H01S3/0606 , H01S3/0612 , H01S3/0623 , H01S3/0625 , H01S3/0632 , H01S3/0637 , H01S3/08077 , H01S3/094038 , H01S3/109 , H01S3/1608 , H01S3/1618 , H01S3/1643 , H01S3/1653 , H01S3/1673 , H01S3/1685 , H01S3/1698 , H01S3/17 , H01S3/2383
摘要： A waveguide is constructed by sandwiching a transparent member (4) and a laser medium (5) between a first clad 3-1 and a second clad 3-2. Pumping light (8) is made to be incident from a direction perpendicular to a direction of the optical axes of first to fourth laser oscillation light beams 9-1 to 9-4, and to alternately propagate through the transparent member (4) and the laser medium (5) in a zigzag manner so as to pump only resonator mode regions in the laser medium (5).
摘要翻译：通过在第一包层3-1和第二包层3-2之间夹持透明构件（4）和激光介质（5）来构造波导。泵送光（8）从与第一至第四激光振荡光束9-1至9-4的光轴的方向垂直的方向入射，并且交替地传播通过透明部件（4）和激光介质（5），以便仅在激光介质（5）中泵浦谐振器模式区域。

23. 发明申请

US20150349482A1 PLANAR WAVEGUIDE LASER DEVICE 有权
标题翻译：平面波导激光器件
公开(公告)号：US20150349482A1
公开(公告)日：2015-12-03
申请号：US14412566
申请日：2012-12-10
申请人： Hidenori FUKAHORI , Takayuki YANAGISAWA , Kyosuke KURAMOTO , Fumio SHODA
发明人： Hidenori FUKAHORI , Takayuki YANAGISAWA , Kyosuke KURAMOTO , Fumio SHODA
IPC分类号： H01S3/109 , H01S3/063 , H01S3/08
CPC分类号： H01S3/109 , H01S3/063 , H01S3/0632 , H01S3/08054 , H01S3/0941 , H01S3/09415 , H01S3/10061 , H01S5/14
摘要： A laser medium 21 is shaped like a plate and has a waveguide structure in a direction of the thickness of a surface thereof perpendicular to the optical axis thereof. A nonlinear material 31 is placed on the optical axis of the laser medium 21 close to the laser medium 21 and has a waveguide structure in the same direction as that of the waveguide structure of the laser medium 21. A ¼ wavelength plate 41 is placed close to one of surfaces, which are perpendicular to the optical axis, of the nonlinear material 31, the one being opposite to a surface close to the laser medium 21.
摘要翻译：激光介质21成形为板状，并且在与其光轴垂直的表面的厚度方向上具有波导结构。将非线性材料31放置在靠近激光介质21的激光介质21的光轴上，并且具有与激光介质21的波导结构相同方向的波导结构。1/4波片41靠近到非线性材料31的垂直于光轴的一个表面，该表面与靠近激光介质21的表面相对。

24. 发明申请

US20150229096A1 PLANAR WAVEGUIDE LASER PUMPING MODULE AND PLANAR WAVEGUIDE WAVELENGTH CONVERSION LASER DEVICE 有权
标题翻译：平面波导激光泵浦模块和平面波导波长转换激光器件
公开(公告)号：US20150229096A1
公开(公告)日：2015-08-13
申请号：US14420213
申请日：2012-12-03
申请人： Yosuke Akino , Takayuki Yanagisawa
发明人： Yosuke Akino , Takayuki Yanagisawa
IPC分类号： H01S3/0941 , H01S3/16 , H01S3/109 , H01S3/02 , H01S3/094 , H01S3/042 , H01S3/06
CPC分类号： H01S3/0941 , G02F1/377 , H01S3/0092 , H01S3/025 , H01S3/0405 , H01S3/042 , H01S3/0606 , H01S3/0612 , H01S3/0623 , H01S3/0625 , H01S3/0632 , H01S3/0637 , H01S3/08077 , H01S3/094038 , H01S3/109 , H01S3/1608 , H01S3/1618 , H01S3/1643 , H01S3/1653 , H01S3/1673 , H01S3/1685 , H01S3/1698 , H01S3/17 , H01S3/2383
摘要： A waveguide is constructed by sandwiching a transparent member (4) and a laser medium (5) between a first clad 3-1 and a second clad 3-2. Pumping light (8) is made to be incident from a direction perpendicular to a direction of the optical axes of first to fourth laser oscillation light beams 9-1 to 9-4, and to alternately propagate through the transparent member (4) and the laser medium (5) in a zigzag manner so as to pump only resonator mode regions in the laser medium (5).
摘要翻译：通过在第一包层3-1和第二包层3-2之间夹持透明构件（4）和激光介质（5）来构造波导。泵送光（8）从与第一至第四激光振荡光束9-1至9-4的光轴的方向垂直的方向入射，并且交替地传播通过透明部件（4）和激光介质（5），以便仅在激光介质（5）中泵浦谐振器模式区域。

25. 发明授权

US08743916B2 Plane waveguide type laser and display device 有权
标题翻译：平面波导型激光和显示装置
公开(公告)号：US08743916B2
公开(公告)日：2014-06-03
申请号：US13141910
申请日：2009-02-05
申请人： Shuhei Yamamoto , Yosuke Akino , Takayuki Yanagisawa , Yoshihito Hirano
发明人： Shuhei Yamamoto , Yosuke Akino , Takayuki Yanagisawa , Yoshihito Hirano
IPC分类号： H01S3/109
CPC分类号： H01S3/042 , H01S3/0092 , H01S3/0405 , H01S3/0632 , H01S3/0804 , H01S3/08072 , H01S3/094076 , H01S3/09415 , H01S3/1028 , H01S3/2383 , H01S5/4025 , H04N9/3161
摘要： A plane waveguide type laser includes: a plate-shaped laser medium; a semiconductor laser which causes excitation light to enter an end surface of the laser medium; first and second claddings which are bonded to lower and upper surfaces of the laser medium, respectively, to form a waveguide in a vertical direction; a comb heat sink bonded to a lower surface of the first cladding; and a thermal lens producing portion bonded to an upper surface of the second cladding. In this structure, laser oscillation in the vertical direction is performed in a waveguide mode of the laser medium, and the thermal lens producing portion forms a periodic lens effect in the laser medium to perform laser oscillation in a lateral direction in a plurality of resonant modes.
摘要翻译：平面波导型激光器包括：板状激光介质; 使激发光进入激光介质的端面的半导体激光器; 第一和第二包层分别结合到激光介质的下表面和上表面，以在垂直方向上形成波导; 结合到第一包层的下表面的梳形散热器; 以及粘合到第二包层的上表面的热透镜产生部分。在该结构中，在激光介质的波导模式中进行垂直方向的激光振荡，并且热透镜产生部在激光介质中形成周期性透镜效应，以在多个谐振模式中沿横向进行激光振荡。

26. 发明授权

US08705586B2 Solid-state laser element 有权
标题翻译：固态激光元件
公开(公告)号：US08705586B2
公开(公告)日：2014-04-22
申请号：US12675125
申请日：2007-08-30
申请人： Shuhei Yamamoto , Takayuki Yanagisawa , Yasuharu Koyata , Yoshihito Hirano
发明人： Shuhei Yamamoto , Takayuki Yanagisawa , Yasuharu Koyata , Yoshihito Hirano
IPC分类号： H01S3/06
CPC分类号： H01S3/0632 , H01S3/0405 , H01S3/0606 , H01S3/0615 , H01S3/0621 , H01S3/0625 , H01S3/09415 , H01S3/109 , H01S3/2383 , H01S5/4031 , H01S2301/02
摘要： To suppress the amplification of spontaneous emission light in a principal plane width direction to thereby suppress a gain in directions other than a beam axis direction and output a high-power laser, in a solid-state laser element of a plane waveguide type that causes a fundamental wave laser beam to oscillate in a beam axis direction in a laser medium of a flat shape and forms a waveguide structure in a thickness direction as a direction perpendicular to a principal plane of the flat shape in the laser medium, inclined sections 12 are provided on both sides of the laser medium, the inclined sections 12 inclining a predetermined angle to reflect spontaneous emission light in the laser medium to a principal plane side of the flat shape, the spontaneous emission light traveling in the beam axis direction and a principal plane width direction as a direction perpendicular to the thickness direction.
摘要翻译：为了抑制在主平面宽度方向上的自发发射光的放大，从而抑制波束轴方向以外的方向的增益并输出大功率激光，在平面波导型的固体激光元件中，基波激光束在平坦形状的激光介质中在光束轴方向上振荡，并且在激光介质中形成作为与平面形状的主平面垂直的方向的厚度方向的波导结构，设置倾斜部12 在激光介质的两侧，倾斜部分12倾斜预定角度以将激光介质中的自发发射光反射到平面形状的主平面侧，在射束轴线方向上行进的自发射光和主平面宽度方向作为垂直于厚度方向的方向。

27. 发明授权

US08432110B2 Laser light source device 有权
标题翻译：激光光源装置
公开(公告)号：US08432110B2
公开(公告)日：2013-04-30
申请号：US13090897
申请日：2011-04-20
申请人： Shoji Morita , Takayuki Yanagisawa
发明人： Shoji Morita , Takayuki Yanagisawa
IPC分类号： H01S3/00 , H01S3/04
CPC分类号： H01S5/0617 , G03B21/204 , H01S3/109 , H01S5/02453 , H01S5/14
摘要： The present invention includes a laser element, a laser-element temperature measuring unit that measures a temperature of a laser element, a harmonic generation element that converts the wavelength of a laser light output by the laser element, a harmonic-generation-element temperature measuring unit that measures a temperature of the harmonic generation element, a harmonic-generation-element temperature adjusting unit that adjusts the temperature of the harmonic generation element, a storage unit that stores therein a relationship between the temperature of the laser element and a target temperature of the harmonic generation element at which a power of the laser light output by the harmonic generation element reaches a maximum, and a controlling unit that controls the harmonic-generation-element temperature adjusting unit so that the temperature of the harmonic generation element is adjusted to the target temperature obtained from the temperature of the measured laser element in accordance with the relationship.
摘要翻译：本发明包括激光元件，测量激光元件的温度的激光元件温度测量单元，转换由激光元件输出的激光的波长的谐波发生元件，谐波发生元件温度测量测量谐波发生元件的温度的单元，调节谐波产生元件的温度的谐波发生元件温度调节单元，存储有激光元件的温度与目标温度之间的关系的存储单元由谐波发生元件输出的激光的功率达到最大的谐波发生元件，以及控制单元，其控制谐波发生元件温度调节单元，使谐波发生元件的温度调节到从测量的激光元件的温度获得的目标温度与关系跳舞。

28. 发明授权

US08094690B2 Wavelength converting element and wavelength converting laser apparatus 有权
标题翻译：波长转换元件和波长转换激光装置
公开(公告)号：US08094690B2
公开(公告)日：2012-01-10
申请号：US12677827
申请日：2007-09-12
申请人： Yasuharu Koyata , Takayuki Yanagisawa , Shuhei Yamamoto , Yoshihito Hirano , Tsutomu Nagatsuka
发明人： Yasuharu Koyata , Takayuki Yanagisawa , Shuhei Yamamoto , Yoshihito Hirano , Tsutomu Nagatsuka
IPC分类号： H01S3/10
CPC分类号： G02F1/3544 , G02F1/3775 , H01S3/0092
摘要： A wavelength converting element that is of a planar waveguide type, includes a plate-like nonlinear optical material, and performs a wavelength conversion on a fundamental wave of a laser beam by propagating the fundamental wave in a plurality of laser oscillation modes in a direction perpendicular to a main surface of the plate-like nonlinear optical material, the direction being perpendicular to an optical axis, wherein periods of polarization inversions of the nonlinear optical material are changed so that each of the periods has a width of a phase matching band A that includes phase matching conditions of at least two of the plurality of laser oscillation modes and so that a non-polarization-inversion region and a polarization inversion region are formed in the nonlinear optical material.
摘要翻译：平面波导型的波长转换元件包括板状非线性光学材料，并且通过在垂直方向上以多个激光振荡模式传播基波来对激光束的基波进行波长转换到板状非线性光学材料的主表面，其方向垂直于光轴，其中改变非线性光学材料的偏振反转周期，使得每个周期具有相位匹配带A的宽度，包括多个激光振荡模式中的至少两个的相位匹配条件，并且在非线性光学材料中形成非极化反转区域和极化反转区域。

29. 发明申请

US20110280272A1 LASER LIGHT SOURCE DEVICE 审中-公开
标题翻译：激光光源设备
公开(公告)号：US20110280272A1
公开(公告)日：2011-11-17
申请号：US13108103
申请日：2011-05-16
申请人： Takayuki YANAGISAWA , Yoko Inoue , Tomohiko Sawanaka
发明人： Takayuki YANAGISAWA , Yoko Inoue , Tomohiko Sawanaka
IPC分类号： H01S3/08
CPC分类号： G02B19/0057 , G02B6/2706 , G02B6/4209 , G02B6/4213 , G02B19/0014 , G02B27/48
摘要： A laser light source device including: a laser light source that emits laser beams from a plurality of light emitting points; and a polarization rotating unit that is arranged on a light axis of a laser beam output from one or a plurality of light emitting points of the laser light source, wherein the polarization rotating unit rotates a polarization of the laser beam output from one or a plurality of light emitting points by about 90°.
摘要翻译：一种激光光源装置，包括：激光源，其从多个发光点发射激光束; 以及偏振旋转单元，其设置在从所述激光源的一个或多个发光点输出的激光束的光轴上，其中所述偏振旋转单元使从一个或多个输出的激光束的偏振旋转的发光点约90°。

30. 发明申请

US20110228230A1 LASER LIGHT SOURCE DEVICE AND IMAGE DISPLAY APPARATUS 审中-公开
标题翻译：激光光源装置和图像显示装置
公开(公告)号：US20110228230A1
公开(公告)日：2011-09-22
申请号：US12739727
申请日：2010-03-02
申请人： Yoko Inoue , Takayuki Yanagisawa , Akihisa Miyata
发明人： Yoko Inoue , Takayuki Yanagisawa , Akihisa Miyata
IPC分类号： G01J1/32 , G03B21/14
CPC分类号： H01S5/0683 , H01S5/005 , H01S5/02284 , H01S5/4012 , H01S5/4093
摘要： A laser light source device has a laser light source for emitting a laser beam, a laser driver for driving the laser light source, a light-collecting lens for collecting the laser beam and reflecting a part of the laser beam, an optical sensor for receiving a reflected laser beam which has been reflected by the light-collecting lens and outputting a detection signal corresponding to intensity of the reflected laser beam, and a controller for controlling driving of the laser light source by the laser driver in accordance with the detection signal, and the light-collecting lens is disposed in a eccentric-rotated state so that an optical axis of the light-collecting lens has a tilt with respect to a central ray of the laser beam being incident on the light-collecting lens.
摘要翻译：激光光源装置具有用于发射激光束的激光源，用于驱动激光源的激光驱动器，用于收集激光束并反射激光束的一部分的聚光透镜，用于接收的光学传感器由聚光透镜反射并输出与反射激光束的强度相对应的检测信号的反射激光束，以及根据检测信号，由激光驱动器控制激光光源的驱动的控制器，并且聚光透镜以偏心旋转状态设置，使得聚光透镜的光轴相对于入射到聚光透镜上的激光束的中心光线具有倾斜。

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