专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

41. 发明授权

US08792027B2 Solid-state image pickup device, imaging device, and dispersing element 有权
标题翻译：固态图像拾取装置，成像装置和分散元件
公开(公告)号：US08792027B2
公开(公告)日：2014-07-29
申请号：US12985353
申请日：2011-01-06
申请人： Michihiro Yamagata , Yasuhiro Tanaka , Kazuhiro Yamada , Kazuyoshi Itoh , Yasuyuki Ozeki
发明人： Michihiro Yamagata , Yasuhiro Tanaka , Kazuhiro Yamada , Kazuyoshi Itoh , Yasuyuki Ozeki
IPC分类号： H04N9/04 , H04N5/225 , H01L27/00 , H04N9/097
CPC分类号： H01L27/14629 , G02B5/18 , H01L27/14627
摘要： A solid-state image pickup device capable of taking more light into light receiving regions is provided. The solid-state image pickup device of the present invention includes: a photoelectric conversion unit having a plurality of light receiving regions that are two-dimensionally arrayed, the photoelectric conversion unit for photoelectrically converting light incident on each of the light receiving regions, and outputting an electric signal according to the intensity of the incident light; a lens unit comprising a plurality of converging lenses provided on an upper layer of the photoelectric conversion unit, each of the converging lens being provided corresponding to a set of continuous first to third light receiving regions; and a dispersing element provided between the photoelectric conversion unit and the lens unit, the dispersing element being formed of a medium whose refractive index varies periodically, and diffracting beams of a first wavelength band and of a third wavelength band, having been transmitted through the converging lens, and directing the beams onto the first light receiving region and the third light receiving region, and transmitting, without diffracting, a beam of a second wavelength band, having been transmitted through the converging lens, and directing the beam onto the second light receiving region.
摘要翻译：提供了能够将更多的光吸收到光接收区域的固体摄像装置。本发明的固态摄像装置具有：具有二维排列的多个受光区域的光电转换单元，对各受光区域入射的光进行光电转换的光电转换单元，并输出根据入射光强度的电信号; 透镜单元，包括设置在所述光电转换单元的上层上的多个会聚透镜，所述会聚透镜对应于一组连续的第一至第三光接收区域而设置; 以及设置在所述光电转换单元和所述透镜单元之间的分散元件，所述分散元件由折射率周期性变化的介质形成，并且衍射已经通过会聚的第一波长带和第三波长带的波束并且将光束引导到第一光接收区域和第三光接收区域上，并且在不衍射的情况下传输已经透过会聚透镜的第二波长带的光束，并将光束引导到第二光接收地区。

42. 发明授权

US07850319B2 Light-absorbing member 有权
标题翻译：光吸收部件
公开(公告)号：US07850319B2
公开(公告)日：2010-12-14
申请号：US11597651
申请日：2005-05-16
申请人： Motonobu Yoshikawa , Yoshiharu Yamamoto , Michihiro Yamagata , Yasuhiro Tanaka
发明人： Motonobu Yoshikawa , Yoshiharu Yamamoto , Michihiro Yamagata , Yasuhiro Tanaka
IPC分类号： G02B27/00
CPC分类号： G02B1/118 , G02B1/11 , G02B5/003 , G02B7/02
摘要： A light-absorbing member has a substrate (101, 111) made of a material capable of absorbing light of which reflection is to be prevented, and an antireflection structure (102, 112, 303) having structural elements arranged on the surface of the curve in an array form at a period smaller than the wavelength of the light. The substrate having the shape of a curve viewed from a macroscopic viewpoint. The structural elements have a shape protruding or being recessed from a reference face corresponding to the curve of the substrate, and are arranged so that the straight lines connecting the reference face to the tips of the respective structural elements are nearly parallel to one another.
摘要翻译：光吸收构件具有由能够吸收要防止反射的光的材料制成的基板（101,111）和具有布置在曲线表面上的结构元件的抗反射结构（102,112,303）以小于光的波长的周期的阵列形式。从宏观角度看，具有曲线形状的基板。结构元件具有从与基板的曲线对应的参考面突出或凹入的形状，并且被布置成使得连接参考面的直线与各个结构元件的顶端几乎平行。

43. 再颁专利

USRE40954E1 Objective lens and optical head device 有权
公开(公告)号：USRE40954E1
公开(公告)日：2009-11-10
申请号：US10999236
申请日：2000-07-27
申请人： Tomohiko Sasano , Yasuhiro Tanaka , Michihiro Yamagata
发明人： Tomohiko Sasano , Yasuhiro Tanaka , Michihiro Yamagata
IPC分类号： G02B7/00
CPC分类号： G11B7/0956 , G02B27/0068 , G11B7/0933 , G11B7/0935 , G11B7/1374 , G11B7/13925 , G11B7/13927 , G11B7/22
摘要： An objective lens (1) for an optical disk, which focuses a light beam from a light source, is designed so that a third-order coma aberration generated when the objective lens is inclined at a unit angle is larger than a third-order coma aberration generated when the optical disk (2) is inclined at the unit angle, mounted on an actuator for inclining the objective lens according to an inclination amount of the optical disk, and used. With this structure, it is possible to obtain an objective lens for an optical disk that has a large numerical aperture and is easy to manufacture and assemble, and in which the third-order coma aberration generated when the optical disk surface is inclined owing to a warp or the like can be corrected by small inclination of the objective lens, so as to reduce a residual astigmatism, which is generated according to the inclination amount, after the correction.

44. 发明授权

US07602561B2 Optical head apparatus and optical information recording and reproduction apparatus 有权
标题翻译：光头装置和光信息记录和再现装置
公开(公告)号：US07602561B2
公开(公告)日：2009-10-13
申请号：US11620086
申请日：2007-01-05
申请人： Yasuhiro Tanaka , Tomohiko Sasano , Michihiro Yamagata , Daisuke Ogata
发明人： Yasuhiro Tanaka , Tomohiko Sasano , Michihiro Yamagata , Daisuke Ogata
IPC分类号： G02B9/04
CPC分类号： G11B7/1353 , G11B7/1376 , G11B7/1378 , G11B7/13925 , G11B7/13927 , G11B2007/0006 , G11B2007/0013 , G11B2007/13727
摘要： Disclosed is an optical head apparatus comprising: a light source; a collimating means of converting a beam of light emitted from the light source into a substantially parallel beam of light; a focusing means of focusing the light onto an information medium surface; a beam splitting means of splitting the beam of light modulated by the information medium; and a light receiving means of receiving the light modulated by the information medium, wherein a lens having a negative power and a lens having a positive power are arranged in this order as viewed from the collimating means side between the collimating means and the focusing means, and at least either one of the lenses is moved along an optical axis to correct spherical aberration occurring on the information medium surface, and wherein the distance from the lens having the positive power to the focusing means is set substantially equal to the focal length of the lens having the positive power.
摘要翻译：公开了一种光头装置，包括：光源; 将从光源发射的光束转换为基本上平行的光束的准直装置; 将光聚焦到信息介质表面上的聚焦装置; 分束装置，用于分割由信息介质调制的光束; 以及光接收装置，其接收由所述信息介质调制的光，其中从所述准直装置和所述聚焦装置之间的所述准直装置侧观察，以所述顺序布置具有负光焦度的透镜和具有正光焦度的透镜，并且透镜中的至少一个沿光轴移动以校正在信息介质表面上出现的球面像差，并且其中从具有正功率的透镜到聚焦装置的距离被设定为基本上等于透镜具有正光焦度。

45. 发明申请

US20080088731A1 Lens Array and Image Sensor Including Lens Array 审中-公开
标题翻译：包括镜头阵列的镜头阵列和图像传感器
公开(公告)号：US20080088731A1
公开(公告)日：2008-04-17
申请号：US11795471
申请日：2005-12-26
申请人： Yasuhiro Tanaka , Michihiro Yamagata , Kazutake Boku , Hiroaki Okayama , Kenichi Hayashi , Yoshimasa Fushimi , Shigeki Murata , Takayuki Hayashi
发明人： Yasuhiro Tanaka , Michihiro Yamagata , Kazutake Boku , Hiroaki Okayama , Kenichi Hayashi , Yoshimasa Fushimi , Shigeki Murata , Takayuki Hayashi
IPC分类号： H04N5/225
CPC分类号： H04N5/2256
摘要： A thin image sensor which is capable of projecting an illuminating light for illuminating an object and has high optical performance is provided. An image sensor (10) includes: a lens array (11) including lens elements (11a) arranged in an array on a plane; an imaging element (13) for converting an optical image into an electrical signal, the imaging element including imaging areas, each of which includes a plurality of photoelectric conversion sections and is operable to receive the optical image; and a light source section (14) for projecting an illuminating light for illuminating an object from which the optical images are to be formed.
摘要翻译：提供能够投射用于照射物体的照明光并具有高光学性能的薄像传感器。图像传感器（10）包括：透镜阵列（11），其包括在平面上排列成阵列的透镜元件（11a）; 用于将光学图像转换为电信号的成像元件（13），所述成像元件包括成像区域，每个所述成像区域包括多个光电转换部分，并且可操作以接收所述光学图像; 以及用于投射用于照射要形成光学图像的物体的照明光的光源部分（14）。

46. 发明申请

US20080080357A1 Objective lens element with peripheral diffraction structure and central phase step structure for optical disks and optical head device incorporating the same 审中-公开
$Objective lens element with peripheral diffraction structure and central phase step structure for optical disks and optical head device incorporating the same$
标题翻译：具有外围衍射结构的物镜元件和用于光盘的中心相阶梯结构以及包含该物镜的光学头装置
公开(公告)号：US20080080357A1
公开(公告)日：2008-04-03
申请号：US11984722
申请日：2007-11-21
申请人： Yasuhiro Tanaka , Michihiro Yamagata , Akifumi Hashimoto , Yuichi Takahashi , Yukihiro Chokyu , Kei Ikeda
发明人： Yasuhiro Tanaka , Michihiro Yamagata , Akifumi Hashimoto , Yuichi Takahashi , Yukihiro Chokyu , Kei Ikeda
IPC分类号： G11B7/00
CPC分类号： G11B7/1353 , G11B7/1367 , G11B7/1374 , G11B7/139 , G11B7/13922 , G11B2007/0006
摘要： An objective lens records information on, or read information from, a first optical medium by utilizing a first light beam which convergences on the first optical medium at a first numerical aperture (hereinafter “NA1”). The objective lens records information on, or read information from, a second optical medium by utilizing a second light beam which convergences on the second optical medium at a second numerical aperture (hereinafter “NA2”). In the objective lens, NA1 is greater than NA2. The objective lens has an optical lens for receiving the first light beam and the second light beam. The optical lens has a peripheral diffraction structure disposed substantially outside an area of incidence of the second light beam for suppressing fluctuation in wavefront aberration of the first light beam, and a phase step structure disposed in a central region relative to the peripheral region for producing a phase difference in the second light beam.
摘要翻译：物镜通过利用以第一数值孔径收敛在第一光学介质上的第一光束（以下称为“NA1”）来记录关于第一光学介质的信息或从第一光学介质读取信息。物镜通过利用以第二数值孔径（以下称为“NA2”）会聚在第二光学介质上的第二光束来记录关于第二光学介质的信息或从第二光学介质读取信息。在物镜中，NA1大于NA2。物镜具有用于接收第一光束和第二光束的光学透镜。光学透镜具有基本上设置在第二光束的入射面的外侧的外围衍射结构，用于抑制第一光束的波面像差的波动，以及相位阶梯结构，其设置在相对于周边区域的中心区域中，第二光束的相位差。

47. 发明申请

US20070258148A1 Light quantity distribution control element and optical apparatus using the same 有权
标题翻译：光量分配控制元件和使用其的光学装置
公开(公告)号：US20070258148A1
公开(公告)日：2007-11-08
申请号：US11812414
申请日：2007-06-19
申请人： Motonobu Yoshikawa , Yoshiharu Yamamoto , Yasuhiro Tanaka , Michihiro Yamagata , Hiroshi Yamaguchi
发明人： Motonobu Yoshikawa , Yoshiharu Yamamoto , Yasuhiro Tanaka , Michihiro Yamagata , Hiroshi Yamaguchi
IPC分类号： G02B27/00
CPC分类号： G02B1/118 , G02B7/02 , Y10S359/90
摘要： A light quantity distribution control element includes a substrate of 20 mm×20 mm×3 mm made of a material that transmits light, such as optical glass or acryl, and a antireflective structure provided on a surface of the substrate. As the antireflective structure, a conical antireflective structure of a pitch of 0.15 μm (periodic structure having conical convexities) is formed. This corresponds to a antireflective structure having a pitch of a wavelength or less in the ultraviolet band (150 nm to 400 nm) at the time when ultraviolet light is used as incident light.
摘要翻译：光量分布控制元件包括由透光材料（例如光学玻璃或丙烯酸）制成的20mm×20mm×3mm的基板和设置在基板的表面上的抗反射结构。作为抗反射结构，形成0.15μm的间距的锥形抗反射结构（具有圆锥形凸起的周期性结构）。这对应于当使用紫外光作为入射光时，在紫外线带（150nm至400nm）中具有波长或更小的间距的抗反射结构。

48. 发明授权

US07177101B2 Optical head apparatus and optical information recording and reproduction apparatus 有权
标题翻译：光头装置和光信息记录和再现装置
公开(公告)号：US07177101B2
公开(公告)日：2007-02-13
申请号：US10486003
申请日：2002-08-07
申请人： Yasuhiro Tanaka , Tomohiko Sasano , Michihiro Yamagata , Daisuke Ogata
发明人： Yasuhiro Tanaka , Tomohiko Sasano , Michihiro Yamagata , Daisuke Ogata
IPC分类号： G02B9/04 , G11B7/00
CPC分类号： G11B7/1353 , G11B7/1376 , G11B7/1378 , G11B7/13925 , G11B7/13927 , G11B2007/0006 , G11B2007/0013 , G11B2007/13727
摘要： Disclosed is an optical head apparatus comprising: a light source; a collimating means of converting a beam of light emitted from the light source into a substantially parallel beam of light; a focusing means of focusing the light onto an information medium surface; a beam splitting means of splitting the beam of light modulated by the information medium; and a light receiving means of receiving the light modulated by the information medium, wherein a lens having a negative power and a lens having a positive power are arranged in this order as viewed from the collimating means side between the collimating means and the focusing means, and at least either one of the lenses is moved along an optical axis to correct spherical aberration occurring on the information medium surface, and wherein the distance from the lens having the positive power to the focusing means is set substantially equal to the focal length of the lens having the positive power.
摘要翻译：公开了一种光头装置，包括：光源; 将从光源发射的光束转换为基本上平行的光束的准直装置; 将光聚焦到信息介质表面上的聚焦装置; 分束装置，用于分割由信息介质调制的光束; 以及光接收装置，其接收由所述信息介质调制的光，其中从所述准直装置和所述聚焦装置之间的准直装置侧观察，以所述顺序布置具有负光焦度的透镜和具有正光焦度的透镜，并且透镜中的至少一个沿光轴移动以校正在信息介质表面上发生的球面像差，并且其中从具有正功率的透镜到聚焦装置的距离被设定为基本上等于透镜具有正光焦度。

49. 发明申请

US20060171696A1 Imaging apparatus 审中-公开
标题翻译：成像设备
公开(公告)号：US20060171696A1
公开(公告)日：2006-08-03
申请号：US11344198
申请日：2006-02-01
申请人： Shigeki Murata , Michihiro Yamagata , Kazutake Boku , Yasuhiro Tanaka , Kenichi Hayashi , Yoshimasa Fushimi , Hiroaki Okayama , Takayuki Hayashi
发明人： Shigeki Murata , Michihiro Yamagata , Kazutake Boku , Yasuhiro Tanaka , Kenichi Hayashi , Yoshimasa Fushimi , Hiroaki Okayama , Takayuki Hayashi
IPC分类号： G03B17/00
CPC分类号： G03B3/10 , G02B3/14 , G02B26/005 , H04N5/2254 , H04N5/23296
摘要： An imaging apparatus includes an imaging optical system for forming an optical image of an object, the imaging optical system including a focal length adjusting section adjustable a focal length based on an input signal and a plurality of image forming lenses for receiving a light that has transmitted through said focal length adjusting section to form the optical image of the object, and an image sensor for generating an electrical image signal obtained by converting the optical image, wherein a unit is composed of each of the image forming lens and an image taking area on the image sensor having a plurality of light receiving sections for receiving the optical image, and a plurality of units being two-dimensionally arranged, so that it is possible to provide the imaging apparatus with high convenience, which is reduced in thickness, and whose focal length adjustable.
摘要翻译：一种成像设备包括：用于形成物体的光学图像的成像光学系统，所述成像光学系统包括基于输入信号调节焦距的焦距调节部分和用于接收已发送的光的多个成像透镜通过所述焦距调节部分形成物体的光学图像，以及用于产生通过转换光学图像而获得的电子图像信号的图像传感器，其中，单元由每个成像透镜和摄像区域组成图像传感器具有用于接收光学图像的多个光接收部分和二维布置的多个单元，使得可以为成像设备提供高度便利性，其厚度减小，其焦点长度可调。

50. 发明授权

US06807017B2 Objective lens and optical head device 有权
标题翻译：物镜和光头设备
公开(公告)号：US06807017B2
公开(公告)日：2004-10-19
申请号：US10269288
申请日：2002-10-11
申请人： Tomohiko Sasano , Yasuhiro Tanaka , Michihiro Yamagata
发明人： Tomohiko Sasano , Yasuhiro Tanaka , Michihiro Yamagata
IPC分类号： G02B302
CPC分类号： G11B7/0956 , G02B27/0068 , G11B7/0933 , G11B7/0935 , G11B7/1374 , G11B7/13925 , G11B7/13927 , G11B7/22
摘要： An objective lens (1) for an optical disk, which focuses a light beam from a light source, is designed so that a third-order coma aberration generated when the objective lens is inclined at a unit angle is larger than a third-order coma aberration generated when the optical disk (2) is inclined at the unit angle, mounted on an actuator for inclining the objective lens according to an inclination amount of the optical disk, and used. With this structure, it is possible to obtain an objective lens for an optical disk that has a large numerical aperture and is easy to manufacture and assemble, and in which the third-order coma aberration generated when the optical disk surface is inclined owing to a warp or the like can be corrected by small inclination of the objective lens, so as to reduce a residual astigmatism, which is generated according to the inclination amount, after the correction.
摘要翻译：设计了用于聚焦来自光源的光束的用于光盘的物镜（1），使得当物镜以单位角度倾斜时产生的三阶彗差大于三阶彗差并且使用在光盘（2）以单位角倾斜时产生的像差，安装在用于使物镜倾斜的致动器上。利用这种结构，可以获得具有大数值孔径并且易于制造和组装的光盘用物镜，并且其中当光盘表面由于光盘表面倾斜而产生的三次彗差翘曲等可以通过物镜的小倾斜来校正，以便在校正之后减少根据倾斜量产生的残余像散。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式