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71. 发明授权

US08624950B2 Surface-emitting laser comprising emission region having peripheral portion with anisotropy in two perpendicular directions, and surface-emitting laser array, optical scanning apparatus and image forming apparatus including the same 有权
标题翻译：表面发射激光器包括具有在两个垂直方向上具有各向异性的周边部分的发射区域和表面发射激光器阵列，光学扫描装置和包括该发射区域的图像形成装置
公开(公告)号：US08624950B2
公开(公告)日：2014-01-07
申请号：US13386725
申请日：2010-09-14
申请人： Naoto Jikutani , Kazuhiro Harasaka , Satoru Sugawara , Shunichi Sato
发明人： Naoto Jikutani , Kazuhiro Harasaka , Satoru Sugawara , Shunichi Sato
IPC分类号： B41J2/45 , H01S5/00
CPC分类号： H01S5/18313 , B82Y20/00 , H01S5/0014 , H01S5/18327 , H01S5/1835 , H01S5/18355 , H01S5/18369 , H01S5/18394 , H01S5/2009 , H01S5/3054 , H01S5/3202 , H01S5/3406 , H01S5/423 , H01S2301/166
摘要： A surface-emitting laser includes a substrate; a lower semiconductor multilayer film reflector disposed on the substrate; a resonator structure including an active layer and disposed on the lower semiconductor multilayer film reflector; and an upper semiconductor multilayer film reflector disposed on the resonator structure. The second semiconductor multilayer film reflector includes a confinement structure in which a current passage region is surrounded by an oxidized portion of a selectively oxidized layer containing aluminum. An emission region includes a central portion and a peripheral portion, the peripheral portion being covered with a transparent dielectric film whose reflectivity is lower than a reflectivity of the central portion. The selectively oxidized layer has a thickness in a range from 30 nm to 40 nm. The temperature at which an oscillation threshold current is minimized is 60° C. or lower.
摘要翻译：表面发射激光器包括基板; 设置在所述基板上的下半导体多层膜反射器; 包括有源层并设置在下半导体多层膜反射器上的谐振器结构; 以及设置在谐振器结构上的上半导体多层膜反射器。第二半导体多层膜反射器包括限制结构，其中电流通道区域被包含铝的选择性氧化层的氧化部分包围。发射区域包括中心部分和周边部分，周边部分被反射率低于中心部分的反射率的透明电介质膜覆盖。选择性氧化层的厚度为30nm〜40nm。振荡阈值电流最小化的温度为60℃以下。

72. 发明申请

US20130216245A1 OPTICAL SENSOR AND IMAGE FORMING APPARATUS 有权
标题翻译：光学传感器和图像形成装置
公开(公告)号：US20130216245A1
公开(公告)日：2013-08-22
申请号：US13766896
申请日：2013-02-14
申请人： Fumikazu Hoshi , Satoru Sugawara , Toshihiro Ishii , Yoshihiro Oba
发明人： Fumikazu Hoshi , Satoru Sugawara , Toshihiro Ishii , Yoshihiro Oba
IPC分类号： G03G15/00 , G01N21/55
CPC分类号： G03G15/5029 , G03G15/0189 , G03G2215/2074
摘要： An optical sensor is disclosed, including an irradiating system; a first photodetecting system including a first photodetector which is arranged on an optical path of a light which is specularly reflected from a subject; a second photodetecting system including an optical element which is arranged on an optical path of a light which is diffuse reflected from the subject within an incident face in the subject and which separates a linearly polarized component in a second polarizing direction which is orthogonal to a first polarizing direction and a second photodetector which receives a light separated by the optical element; and a restricting member which is arranged on an optical path of an incident light with respect to at least one of the first photodetector and the second photodetector and which restricts a light receiving range in the at least one photodetector.
摘要翻译：公开了一种光学传感器，包括照射系统; 第一光检测系统，其包括布置在从受检者镜面反射的光的光路上的第一光电检测器; 第二光检测系统，其包括光学元件，所述光学元件被布置在从被检体内的被检体漫反射的光的光路上，所述光在被检体内的入射面内被分离，所述第二偏振方向与第一偏振方向正交的线偏振分量偏振方向和第二光电检测器，其接收由所述光学元件分离的光; 以及限制构件，其被布置在相对于所述第一光电检测器和所述第二光电检测器中的至少一个的入射光的光路上并且限制所述至少一个光电检测器中的光接收范围。

73. 发明申请

US20130152366A1 METHOD FOR MANUFACTURING AN OPTICAL UNIT 有权
标题翻译：制造光学单元的方法
公开(公告)号：US20130152366A1
公开(公告)日：2013-06-20
申请号：US13719709
申请日：2012-12-19
申请人： Masaki Hiroi , Satoru Sugawara
发明人： Masaki Hiroi , Satoru Sugawara
IPC分类号： H01S5/022
CPC分类号： H01S5/022 , B41J2/455 , B41J2/473 , H01L2224/48091 , H01L2224/49171 , H01L2224/78301 , H01L2224/85181 , H01S5/02248 , H01S5/02252 , H01S5/02276 , H01S5/02296 , H01S5/0683 , H01S5/183 , Y10T29/49826 , H01L2924/00014
摘要： Disclosed is a method for manufacturing an optical unit, including a step of bringing two side face portions of a ceramic package into contact with two contact portions of a jig, a step of placing plural light-receiving and light-emitting elements in a predetermined region of the ceramic package with reference to the contact portions of the jig, and a step of connecting the plural light-receiving and light-emitting elements to a wiring line part formed in the ceramic package by using a bonding wire, wherein at least one of the plural light-receiving and light-emitting elements is placed between one of the two contact portions of the jig and another one of the plural light-receiving and light-emitting elements in the step of placing the plural light-receiving and light-emitting elements.
摘要翻译：公开了一种制造光学单元的方法，包括使陶瓷封装的两个侧面部分与夹具的两个接触部分接触的步骤，将多个光接收和发光元件放置在预定区域中的步骤相对于夹具的接触部分的陶瓷封装，以及通过使用接合线将多个光接收和发光元件连接到形成在陶瓷封装中的布线部分的步骤，其中至少一个多个光接收和发光元件被放置在夹具的两个接触部分之一和多个光接收和发光元件中的另一个之间，在放置多个光接收和发光元素。

74. 发明授权

US08441511B2 Surface-emitting laser element including dielectric film selectively provided to control reflectance in emission region, surface-emitting laser array, optical scanner device, and image forming apparatus 有权
标题翻译：表面发射激光元件包括选择性地设置用于控制发射区域中的反射率的电介质膜，表面发射激光器阵列，光学扫描器装置和成像装置
公开(公告)号：US08441511B2
公开(公告)日：2013-05-14
申请号：US12910262
申请日：2010-10-22
申请人： Kazuhiro Harasaka , Shunichi Sato , Naoto Jikutani , Satoru Sugawara
发明人： Kazuhiro Harasaka , Shunichi Sato , Naoto Jikutani , Satoru Sugawara
IPC分类号： B41J2/45 , H01S5/00
CPC分类号： H01S5/18394 , B41J2/45 , B82Y20/00 , G02B5/0833 , G02B26/124 , G02B27/0977 , G03G15/04072 , G03G15/0435 , G03G15/326 , G03G2215/0404 , H01S5/0425 , H01S5/18311 , H01S5/18327 , H01S5/1835 , H01S5/18355 , H01S5/18358 , H01S5/18369 , H01S5/18391 , H01S5/3202 , H01S5/3434 , H01S5/423 , H01S2301/166
摘要： A disclosed surface-emitting laser element includes a substrate, multiple semiconductor layers stacked on the substrate including a resonator structure including an active layer, a semiconductor multilayer mirror on the resonator structure, and a confined structure where a current passage region is enclosed by at least an oxide generated by oxidation of part of a selective oxidation layer containing aluminum, an electrode provided around an emission region, and a dielectric film provided in a peripheral portion within the emission region and outside a central portion of the emission region to make a reflectance of the peripheral portion lower than that of the central portion. The dielectric film is arranged such that a reflectance of a high-order transverse mode in a second direction is higher than that in a first direction, and a width of the current passage region in the first direction is greater than that in the second direction.
摘要翻译：所公开的表面发射激光器元件包括：衬底，层叠在衬底上的多个半导体层，包括谐振器结构，该谐振器结构包括有源层，谐振器结构上的半导体多层反射镜，以及至少包含电流通过区域的限制结构通过氧化生成的含有铝的选择性氧化层的部分的氧化物，设置在发光区域周围的电极，以及设置在发光区域的周边部分和发光区域的中心部分外的电介质膜，周边部分低于中央部分的周边部分。电介质膜被布置成使得第二方向上的高次横模的反射率高于第一方向的反射率，并且电流通过区域在第一方向上的宽度大于第二方向上的宽度。

75. 发明授权

US08421838B2 Optical device, optical scanning device, image forming apparatus, and manufacturing method of optical device 失效
标题翻译：光学装置，光学扫描装置，图像形成装置以及光学装置的制造方法
公开(公告)号：US08421838B2
公开(公告)日：2013-04-16
申请号：US12944003
申请日：2010-11-11
申请人： Takayuki Yamaguchi , Satoru Sugawara , Kazuhiko Adachi , Masaki Hiroi
发明人： Takayuki Yamaguchi , Satoru Sugawara , Kazuhiko Adachi , Masaki Hiroi
IPC分类号： B41J2/45 , H01L23/10
CPC分类号： B41J2/471 , B41J2/4753 , G02B26/10 , G02B26/123 , H01L2224/48227 , H01L2924/16195 , Y10T156/10
摘要： An optical device including an optical element; a package member in which the optical element is held on a bottom surface of the package member in an area surrounded by walls; and a plate member that seals the area surrounded by the walls and the bottom surface in an airtight manner, the plate member being translucent and joined to the package member with a resin material. The walls have a structure including steps, the plate member is joined onto one of the steps of the walls, and at least a part of the walls facing side surfaces of the plate member includes a positioning part for positioning the plate member and a retaining part for retaining the resin material, in a direction perpendicular to the bottom surface.
摘要翻译：一种包括光学元件的光学装置; 封装构件，其中所述光学元件在由所述壁包围的区域中被保持在所述封装构件的底表面上; 以及以气密密封由壁和底面包围的区域的板构件，该板构件是半透明的并且用树脂材料接合到封装构件。所述壁具有包括台阶的结构，所述板构件连接到所述壁的一个台阶中，并且所述板构件的侧表面的至少一部分壁包括用于定位所述板构件的定位部和保持部用于保持树脂材料在垂直于底面的方向上。

76. 发明申请

US20110267415A1 LIGHT SOURCE UNIT, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APPARATUS 有权
标题翻译：光源单元，光学扫描装置和图像形成装置
公开(公告)号：US20110267415A1
公开(公告)日：2011-11-03
申请号：US13090654
申请日：2011-04-20
申请人： Yoshihiro OHBA , Satoru Sugawara , Toshihiro Ishii
发明人： Yoshihiro OHBA , Satoru Sugawara , Toshihiro Ishii
IPC分类号： B41J2/435 , G02B26/10 , F21V5/00 , F21V5/04
CPC分类号： B41J2/473 , B41J2/455 , G02B5/005 , G02B26/124
摘要： A light source unit includes a surface-emitting laser array including light emitting units; and an apertured member provided on a light path of light beams emitted from the surface-emitting laser array, the apertured member including an aperture. In at least one direction, an intensity distribution of interference patterns caused by the light beams passing through the aperture includes an equal number of crests and troughs.
摘要翻译：光源单元包括包括发光单元的表面发射激光器阵列; 以及设置在从所述表面发射激光器阵列发射的光束的光路上的有孔构件，所述有孔构件包括孔。在至少一个方向上，由穿过孔径的光束引起的干涉图案的强度分布包括相等数量的波峰和波谷。

77. 发明申请

US20110170155A1 SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTICAL SCANNER DEVICE, AND IMAGE FORMING APPARATUS 有权
标题翻译：表面发射激光元件，表面发射激光阵列，光学扫描仪器和图像形成装置
公开(公告)号：US20110170155A1
公开(公告)日：2011-07-14
申请号：US12983586
申请日：2011-01-03
申请人： Naoto JIKUTANI , Kazuhiro Harasaka , Satoru Sugawara , Shunichi Sato
发明人： Naoto JIKUTANI , Kazuhiro Harasaka , Satoru Sugawara , Shunichi Sato
IPC分类号： H01S5/18 , H01S5/42 , G02B26/10
CPC分类号： H01S5/18394 , B41J2/471 , B82Y20/00 , H01S5/0425 , H01S5/0655 , H01S5/18311 , H01S5/18355 , H01S5/18358 , H01S5/3432 , H01S2301/14 , H01S2301/18
摘要： A disclosed surface-emitting laser element includes an emission region configured to emit a laser beam and a high reflectance region including a first dielectric film having a first refractive index and a second dielectric film having a second refractive index differing from the first refractive index where the first dielectric film and the second dielectric film are stacked within the emission region to provide high reflectance. In the surface-emitting laser element, the high reflectance region is formed in a region including a central portion of the emission region and is configured to include shape anisotropy in two orthogonal directions in a plane in parallel with the emission region.
摘要翻译：所公开的表面发射激光元件包括配置为发射激光束的发射区域和包括具有第一折射率的第一电介质膜和具有与第一折射率不同的第二折射率的第二电介质膜的高反射率区域，其中第一电介质膜和第二电介质膜堆叠在发射区域内以提供高反射率。在表面发射激光器元件中，高反射率区域形成在包括发射区域的中心部分的区域中，并且被构造成在与发射区域平行的平面中的两个正交方向上包括形状各向异性。

78. 发明申请

US20110115872A1 SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTICAL SCANNER DEVICE, AND IMAGE FORMING APPARATUS 有权
标题翻译：表面发射激光元件，表面发射激光阵列，光学扫描仪器和图像形成装置
公开(公告)号：US20110115872A1
公开(公告)日：2011-05-19
申请号：US12910262
申请日：2010-10-22
申请人： Kazuhiro HARASAKA , Shunichi SATO , Naoto JIKUTANI , Satoru SUGAWARA
发明人： Kazuhiro HARASAKA , Shunichi SATO , Naoto JIKUTANI , Satoru SUGAWARA
IPC分类号： B41J2/435 , H01S5/00 , G02B26/08 , G02B26/10
CPC分类号： H01S5/18394 , B41J2/45 , B82Y20/00 , G02B5/0833 , G02B26/124 , G02B27/0977 , G03G15/04072 , G03G15/0435 , G03G15/326 , G03G2215/0404 , H01S5/0425 , H01S5/18311 , H01S5/18327 , H01S5/1835 , H01S5/18355 , H01S5/18358 , H01S5/18369 , H01S5/18391 , H01S5/3202 , H01S5/3434 , H01S5/423 , H01S2301/166
摘要： A disclosed surface-emitting laser element includes a substrate, multiple semiconductor layers stacked on the substrate including a resonator structure including an active layer, a semiconductor multilayer mirror on the resonator structure, and a confined structure where a current passage region is enclosed by at least an oxide generated by oxidation of part of a selective oxidation layer containing aluminum, an electrode provided around an emission region, and a dielectric film provided in a peripheral portion within the emission region and outside a central portion of the emission region to make a reflectance of the peripheral portion lower than that of the central portion. The dielectric film is arranged such that a reflectance of a high-order transverse mode in a second direction is higher than that in a first direction, and a width of the current passage region in the first direction is greater than that in the second direction.
摘要翻译：所公开的表面发射激光器元件包括：衬底，层叠在衬底上的多个半导体层，包括谐振器结构，该谐振器结构包括有源层，谐振器结构上的半导体多层反射镜，以及至少包含电流通过区域的限制结构通过氧化生成的含有铝的选择性氧化层的部分的氧化物，设置在发光区域周围的电极，以及设置在发光区域的周边部分和发光区域的中心部分外的电介质膜，周边部分低于中央部分的周边部分。电介质膜被布置成使得第二方向上的高次横模的反射率高于第一方向的反射率，并且电流通过区域在第一方向上的宽度大于第二方向上的宽度。

79. 发明申请

US20110037825A1 VERTICAL CAVITY SURFACE EMITTING LASER DEVICE, VERTICAL CAVITY SURFACE EMITTING LASER ARRAY, OPTICAL SCANNING APPARATUS, IMAGE FORMING APPARATUS, OPTICAL TRANSMISSION MODULE AND OPTICAL TRANSMISSION SYSTEM 有权
标题翻译：垂直孔表面发射激光装置，垂直孔表面发射激光阵列，光学扫描装置，图像形成装置，光传输模块和光传输系统
公开(公告)号：US20110037825A1
公开(公告)日：2011-02-17
申请号：US12989538
申请日：2009-04-28
申请人： Naoto Jikutani , Shunichi Sato , Satoru Sugawara , Hiroshi Motomura
发明人： Naoto Jikutani , Shunichi Sato , Satoru Sugawara , Hiroshi Motomura
IPC分类号： B41J15/14 , H01S5/183 , H01S5/323 , G02B26/10
CPC分类号： H01S5/18361 , B41J2/442 , B41J2/473 , H01L33/10 , H01L33/105 , H01S5/0655 , H01S5/18308 , H01S5/18311 , H01S5/18313 , H01S5/18347 , H01S5/1835 , H01S5/18358 , H01S5/18394 , H01S5/187 , H01S5/3202 , H01S5/423 , H01S2301/166 , H01S2301/176
摘要： A disclosed vertical cavity surface emitting laser device emits light orthogonally in relation to a substrate and includes a resonator structure including an active layer; and semiconductor multilayer reflectors disposed in such a manner as to sandwich the resonator structure between them and including a confinement structure which confines an injected current and transverse modes of oscillation light at the same time. The confinement structure has an oxidized region which surrounds a current passage region. The oxidized region is formed by oxidizing a part of a selective oxidation layer which includes aluminum and includes at least an oxide. The selective oxidation layer is at least 25 nm in thickness. The semiconductor multilayer reflectors include an optical confinement reducing section which reduces optical confinement in a transverse direction. The optical confinement reducing section is disposed on the substrate side in relation to the resonator structure.
摘要翻译：所公开的垂直腔表面发射激光器装置相对于衬底正交地发光，并且包括包括有源层的谐振器结构; 以及半导体多层反射器，以将谐振器结构夹在它们之间并且包括同时限制注入的电流和横向振荡模式的约束结构的方式设置。限制结构具有围绕电流通道区域的氧化区域。通过氧化包括铝的部分选择性氧化层并至少包含一种氧化物而形成氧化区。选择性氧化层的厚度至少为25nm。半导体多层反射器包括减少横向光学限制的光限制减少部分。光限制减少部分相对于谐振器结构设置在衬底侧。

80. 发明申请

US20100328747A1 SURFACE EMITTING LASER ELEMENT, SURFACE EMITTING LASER ARRAY, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APPARATUS 有权
标题翻译：表面发射激光元件，表面发射激光阵列，光学扫描装置和图像形成装置
公开(公告)号：US20100328747A1
公开(公告)日：2010-12-30
申请号：US12865951
申请日：2009-02-02
申请人： Naoto Jikutani , Satoru Sugawara , Shunichi Sato
发明人： Naoto Jikutani , Satoru Sugawara , Shunichi Sato
IPC分类号： H01S5/187 , G02B26/10
CPC分类号： B41J2/45 , H01S5/0021 , H01S5/18311 , H01S5/18344 , H01S5/18358 , H01S5/423 , H01S2301/166 , H04N1/113 , H04N1/1215
摘要： A surface emitting laser element is disclosed. The surface emitting laser element includes a resonator structural body including an active layer, first and second semiconductor distributed Bragg reflectors which sandwich the resonator structural body, and a confinement structure which can confine an injection current and a lateral mode of oscillation light at the same time by being formed with selective oxidation of a layer to be selectively oxidized containing aluminum in the first semiconductor distributed Bragg reflector. A thickness of the layer to be selectively oxidized is 28 nm, and a temperature when an oscillation threshold current becomes a minimum value is approximately 17° C.
摘要翻译：公开了一种表面发射激光器元件。表面发射激光元件包括具有活性层的谐振器结构体，夹着谐振器结构体的第一和第二半导体分布布拉格反射器，以及同时限制注入电流和侧向振荡光模式的约束结构通过在第一半导体分布布拉格反射器中通过选择性氧化含有铝的选择性氧化而含有铝。要选择性氧化的层的厚度为28nm，振荡阈值电流变为最小值时的温度约为17℃。

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