公开(公告)号：US20220278505A1

公开(公告)日：2022-09-01

申请号：US17749893

申请日：2022-05-20

Applicant: HAMAMATSU PHOTONICS K.K.

Inventor： Takahiro SUGIYAMA ,  Yuu TAKIGUCHI ,  Yoshitaka KUROSAKA ,  Kazuyoshi HIROSE ,  Yoshiro NOMOTO ,  Soh UENOYAMA

IPC: H01S5/11 ,  H01S5/042 ,  H01S5/42

Abstract: The present embodiment relates to a single semiconductor light-emitting element including a plurality of light-emitting portions each of which is capable of generating light of a desired beam projection pattern and a method for manufacturing the semiconductor light-emitting element. In the semiconductor light-emitting element, an active layer and a phase modulation layer are formed on a common substrate layer, and the phase modulation layer includes at least a plurality of phase modulation regions arranged along the common substrate layer. The plurality of phase modulation regions are obtained by separating the phase modulation layer into a plurality of places after manufacturing the phase modulation layer, and as a result, the semiconductor light-emitting element provided with a plurality of light-emitting portions that have been accurately aligned can be obtained through a simple manufacturing process as compared with the related art.

公开(公告)号：US20210055456A1

公开(公告)日：2021-02-25

申请号：US17052249

申请日：2019-04-11

Applicant: HAMAMATSU PHOTONICS K.K.

Inventor： Soh UENOYAMA ,  Yuu TAKIGUCHI

IPC: G02B1/02 ,  G02B1/00 ,  C03C17/09 ,  C03C15/00 ,  H01Q1/22

Abstract: The present disclosure relates to a metasurface structural body or the like having a structure for achieving desired optical characteristics. The metasurface structural body includes a base member having a first surface and a second surface opposing each other, and a plurality of antennas as a plurality of fine structures arranged along the first surface. The base member has a base portion and an adjacent portion. The antennas each has a first refractive index and an antenna end surface constituting a part of the first surface. The adjacent portion is provided such that a part thereof is positioned between the antennas, the adjacent portion having a second refractive index different from the first refractive index and an adjacent-portion end surface constituting a remaining part of the first surface. The antenna end surfaces and the adjacent-portion end surface form a flat surface as the first surface.

公开(公告)号：US20170338624A1

公开(公告)日：2017-11-23

申请号：US15538219

申请日：2015-12-24

Applicant: HAMAMATSU PHOTONICS K.K.

Inventor： Yuu TAKIGUCHI ,  Kazuyoshi HIROSE ,  Yoshitaka KUROSAKA ,  Takahiro SUGIYAMA ,  Yoshiro NOMOTO

IPC: H01S5/042 ,  H01S5/12 ,  H01S5/022 ,  H01S5/18 ,  H01S5/026 ,  H01S5/343

CPC classification number: H01S5/0425 ,  G02F1/13 ,  H01S3/1065 ,  H01S5/0228 ,  H01S5/026 ,  H01S5/0624 ,  H01S5/06243 ,  H01S5/105 ,  H01S5/12 ,  H01S5/14 ,  H01S5/18 ,  H01S5/18302 ,  H01S5/18361 ,  H01S5/34313 ,  H01S5/34353 ,  H01S2301/02 ,  H01S2301/20

Abstract: This semiconductor laser device includes a semiconductor laser chip and a spatial light modulator SLM optically coupled to the semiconductor laser chip. The semiconductor laser chip LDC includes an active layer 4, a pair of cladding layers 2 and 7 sandwiching the active layer 4, a diffraction grating layer 6 optically coupled to the active layer 4, and a drive electrode E3 that is disposed between the cladding layer 2 and the spatial light modulator SLM and supplies an electric current to the active layer 4, and the drive electrode E3 is positioned within an XY plane and has a plurality of openings as viewed from a Z-axis direction and has a non-periodic structure.

公开(公告)号：US20160380405A1

公开(公告)日：2016-12-29

申请号：US14903466

申请日：2014-07-02

Applicant: HAMAMATSU PHOTONICS K.K.

Inventor： Yuu TAKIGUCHI ,  Yoshiro NOMOTO

IPC: H01S5/026 ,  H01S5/343 ,  H01S5/12 ,  G02F1/29 ,  G02F1/137

CPC classification number: H01S5/026 ,  G02F1/1335 ,  G02F1/137 ,  G02F1/29 ,  G02F2001/291 ,  G02F2201/305 ,  G02F2202/32 ,  G02F2203/02 ,  G02F2203/12 ,  G02F2203/18 ,  G02F2203/50 ,  H01S5/0085 ,  H01S5/12 ,  H01S5/187 ,  H01S5/34313 ,  H01S5/3432 ,  H01S5/34353

Abstract: This semiconductor laser device includes a semiconductor laser chip and a spatial light modulator SLM which is optically connected to the semiconductor laser chip. The semiconductor laser chip LDC includes an active layer 4, a pair of cladding layers 2 and 7 sandwiching the active layer 4, and a diffraction grating layer 6 which is optically connected to the active layer 4. The spatial light modulator SLM includes a common electrode 25, a plurality of pixel electrodes 21, and a liquid crystal layer LC arranged between the common electrode 25 and the pixel electrodes 21. A laser beam output in a thickness direction of the diffraction grating layer 6 is modulated and reflected by the spatial light modulator SLM and is output to the outside.

Abstract translation: 该半导体激光器件包括半导体激光器芯片和与半导体激光器芯片光学连接的空间光调制器SLM。 半导体激光器芯片LDC包括有源层4，夹持有源层4的一对覆盖层2和7以及与有源层4光学连接的衍射光栅层6.空间光调制器SLM包括公共电极 25，多个像素电极21和布置在公共电极25和像素电极21之间的液晶层LC。沿衍射光栅层6的厚度方向输出的激光束被空间光调制器 SLM并输出到外部。

公开(公告)号：US20160036201A1

公开(公告)日：2016-02-04

申请号：US14772532

申请日：2014-03-07

Applicant: HAMAMATSU PHOTONICS K.K.

Inventor： Yuu TAKIGUCHI ,  Yoshiro NOMOTO

IPC: H01S5/10 ,  G02B27/28 ,  H01S5/00 ,  H01S5/20 ,  H01S5/343

CPC classification number: H01S5/105 ,  G02B27/286 ,  H01S5/005 ,  H01S5/0287 ,  H01S5/12 ,  H01S5/18 ,  H01S5/2018 ,  H01S5/34313 ,  H01S5/42 ,  H01S2301/14

Abstract: The coordinates of an unit configuration region R11 is (X1, Y1), and the coordinates of an unit configuration region Rmn is (Xm, Yn) (m and n are natural numbers). Rotation angles φ with respect to a center of apexes of an isosceles triangle are different according to coordinates, and at least three different rotation angles φ are contained in all of the photonic crystal layer.

Abstract translation: 单位配置区域R11的坐标为（X1，Y1），单位配置区域Rmn的坐标为（Xm，Yn）（m和n为自然数）。 旋转角度＆phgr 相对于等腰三角形的顶点的中心根据坐标不同，并且至少三个不同的旋转角度＆phgr; 包含在所有的光子晶体层中。

公开(公告)号：US20160020580A1

公开(公告)日：2016-01-21

申请号：US14772826

申请日：2014-03-07

Applicant: HAMAMATSU PHOTONICS K.K.

Inventor： Yuu TAKIGUCHI ,  Yoshiro NOMOTO

IPC: H01S5/10 ,  H01S5/40

CPC classification number: H01S5/105 ,  H01S5/0071 ,  H01S5/187 ,  H01S5/4075 ,  H01S5/42 ,  H01S2301/18 ,  H01S2301/20

Abstract: The coordinates of a unit configuration region R11 are (X1, Y1), and the coordinates of a unit configuration region Rmn are (Xm, Yn) (m and n are natural numbers). Rotational angles φ are different according to coordinates, and at least three different rotational angles φ are contained in all of the photonic crystal layer.

Abstract translation: 单位配置区域R11的坐标为（X1，Y1），单位配置区域Rmn的坐标为（Xm，Yn）（m和n为自然数）。 旋转角＆phgr 根据坐标不同，并且至少有三个不同的旋转角度＆phgr; 包含在所有的光子晶体层中。

公开(公告)号：US20150343562A1

公开(公告)日：2015-12-03

申请号：US14763267

申请日：2013-11-29

Applicant: HAMAMATSU PHOTONICS K.K.

Inventor： Tsubasa HIROSE ,  Yuu TAKIGUCHI ,  Yasunori IGASAKI ,  Hideki SHIMOI

IPC: B23K26/06 ,  H01L21/67 ,  H01L21/268 ,  B23K26/00

CPC classification number: H01L21/268 ,  B23K26/0006 ,  B23K26/0643 ,  B23K26/0648 ,  B23K26/38 ,  B23K26/53 ,  B23K26/55 ,  B23K2103/50 ,  H01L21/67115

Abstract: A laser processing apparatus 1 is an apparatus for forming a modified region R in an object to be processed S by irradiating the object S with laser light L. The laser processing apparatus 1 comprises a laser light source 2 that emits the laser light L, a mount table 8 that supports the object S, and an optical system 11 that converges a ring part surrounding a center part including an optical axis of the laser light L in the laser light L emitted from the laser light source 2 at a predetermined part of the object S supported by the mount table 8. The optical system 11 adjusts a form of at least one of inner and outer edges of the ring part of the laser light L according to a position of the predetermined part in the object S.

Abstract translation: 激光加工装置1是通过用激光L照射被摄体S来形成被处理体S的变形区域R的装置。激光加工装置1包括发射激光L的激光光源2， 支撑物体S的安装台8和将激光光源2发射的激光L中的包括激光L的光轴的中心部分的环形部分会聚在预定部分的光学系统11 对象S由安装台8支撑。光学系统11根据对象S中的预定部分的位置来调整激光L的环部分的内边缘和外边缘中的至少一个的形式。