公开(公告)号：US6155858A

公开(公告)日：2000-12-05

申请号：US904570

申请日：1997-08-04

申请人： Hiroshi Ozawa ,  Koichi Akiyama ,  Mitsuyoshi Yamamoto

发明人： Hiroshi Ozawa ,  Koichi Akiyama ,  Mitsuyoshi Yamamoto

IPC分类号： H01R13/631 ,  H01R13/14 ,  H01R13/629

CPC分类号： H01R13/6315 ,  H01R13/14

摘要： A floating electrical connector includes a frame-like fixed housing (1) to be secured to a circuit board; a floating housing (2) provided in the fixed housing such that a bottom face of the floating housing is disposed on or near a surface of the circuit board, it is movable relative to the fixed housing in a plane parallel to the circuit board, and that between the fixed and floating housings there is provided a floating space (4) in which the flexible sections are flexed; a plurality of contact elements (3) attached to both the fixed housing and the floating housing and having connection sections (3A1) provided on a side of the fixed housing to be connected to conductors of the circuit board, contact sections (3C) provided on a side of the floating housing for contact with contact elements of a mating connector, flexible sections (Q) provided between the connection and contact sections to make the floating housing movable; and a receiving cavity (2F) provided in the floating housing to receive the mating connector.

摘要翻译： 浮动电连接器包括固定到电路板的框架式固定外壳（1）; 设置在所述固定壳体中的浮动壳体（2），使得所述浮动壳体的底面设置在所述电路板的表面上或附近，所述浮动壳体可在平行于所述电路板的平面中相对于所述固定壳体移动，以及 在固定和浮动的壳体之间设置有浮动空间（4），柔性部分弯曲在其中; 多个接触元件（3），其附接到固定壳体和浮动壳体，并且具有设置在固定壳体的侧面上的连接部分（3A1），以连接到电路板的导体，接触部分（3C）设置在 用于与配合连接器的接触元件接触的浮动壳体的一侧，设置在连接部分和接触部分之间的柔性部分（Q），以使浮动壳体可移动; 以及设置在所述浮动壳体中以容纳所述配合连接器的接收腔（2F）。

公开(公告)号：US09004692B2

公开(公告)日：2015-04-14

申请号：US13599574

申请日：2012-08-30

申请人： Koichi Akiyama

发明人： Koichi Akiyama

IPC分类号： G03B21/20 ,  G02B27/09 ,  H04N9/31

CPC分类号： G03B21/208 ,  G02B27/0944 ,  G03B21/2073 ,  H04N9/3152 ,  H04N9/3167

摘要： A projector includes an illumination device having a light source device emitting light, and a polarization conversion element adapted to emit light from the light source device as polarized light, a light modulation device adapted to modulate the light from the illumination device in accordance with image information, and a projection optical system adapted to project the light from the light modulation device, and the illumination device further includes a light diffusing unit disposed in at least one of upstream and downstream of the polarization conversion element.

摘要翻译： 投影机包括具有发光光源的照明装置和适于从该光源装置发出的偏振光的偏振光转换元件作为偏振光，适于根据图像信息调制来自照明装置的光的光调制装置 以及投影光学系统，其适于投射来自光调制装置的光，并且所述照明装置还包括设置在所述偏振转换元件的上游和下游中的至少一个中的光漫射单元。

公开(公告)号：US08714747B2

公开(公告)日：2014-05-06

申请号：US13553250

申请日：2012-07-19

申请人： Koichi Akiyama ,  Toshiaki Hashizume

发明人： Koichi Akiyama ,  Toshiaki Hashizume

IPC分类号： G03B21/00

CPC分类号： G02B27/102 ,  G02B27/141 ,  G03B21/2066 ,  G03B33/04 ,  G03B33/06 ,  H04N9/3108

摘要： A projector includes a light source, a first light separation optical system adapted to separate light emitted from the light source into first light and second light, a second light separation optical system adapted to separate the first light into third light and fourth light, separate the second light into fifth light and sixth light, and emit the third light, the fourth light, the fifth light, and the six light in directions intersecting with a plane including a light axis of the light emitted from the light source and a light axis of the first light, and a light modulation element which the third light, the fourth light, the fifth light, and the sixth light enter.

摘要翻译： 投影仪包括光源，适于将从光源发射的光分离成第一光和第二光的第一光分离光学系统，适于将第一光分离成第三光和第四光的第二光分离光学系统， 将第二光转换成第五光和第六光，并且在与包括从光源发射的光的光轴相交的平面的方向上发射第三光，第四光，第五光和六光，并且光轴 第一光和第三光，第四光，第五光和第六光进入的光调制元件。

公开(公告)号：US20120280677A1

公开(公告)日：2012-11-08

申请号：US13519927

申请日：2010-12-14

申请人： Taisuke Furukawa ,  Koichi Akiyama ,  Takeharu Kuroiwa ,  Yuji Kawano ,  Hiroshi Kobayashi

发明人： Taisuke Furukawa ,  Koichi Akiyama ,  Takeharu Kuroiwa ,  Yuji Kawano ,  Hiroshi Kobayashi

IPC分类号： G01B7/14 ,  G01R33/00

CPC分类号： G01D5/147 ,  G01D5/145 ,  G01D5/24438 ,  G01R29/12 ,  G01R33/09

摘要： A magnetic position detecting device (10) includes a magnet (4); first to fourth magnetoelectric conversion elements (1A to 1D) formed on a virtual plane along a substrate (3); and a flux guide (5) made of a magnetic material. The flux guide (5) includes first and second protrusions (9B, 9A) provided at a distance from each other in the X-axis direction parallel to the virtual plane. As seen in the Z-axis direction perpendicular to the virtual plane, a center portion (MP) recessed in a concave shape is provided in the flux guide (5) in a mid-portion between the first and second protrusions. The first and fourth magnetoelectric conversion elements (1A to 1D) are provided approximately in the mid-portion between the first and second protrusions so as to cover a part of the center portion (MP) as seen in the Z-axis direction. The second magnetoelectric conversion element (1B) is provided between the first protrusion (9B) and the center portion (MP) as seen in the Z-axis direction. The second magnetoelectric conversion element (1B) is provided between the second protrusion (9A) and the center portion (MP) as seen in the Z-axis direction.

摘要翻译： 磁性位置检测装置（10）包括磁体（4）; 沿着基板（3）形成在虚拟平面上的第一至第四磁电转换元件（1A至1D）; 和由磁性材料制成的磁通引导件（5）。 磁通引导件（5）包括在平行于虚拟平面的X轴方向上彼此间隔设置的第一和第二突起（9B，9A）。 从垂直于虚拟平面的Z轴方向看，在第一突起和第二突起之间的中间部分中的磁通引导件（5）中设置凹入凹部的中心部（MP）。 第一和第四磁电转换元件（1A至1D）大致设置在第一和第二突起之间的中间部分中，以便覆盖中心部分（MP）的沿Z轴方向的一部分。 第二磁电转换元件（1B）设置在从Z轴方向观察的第一突起（9B）和中心部（MP）之间。 第二磁电转换元件（1B）设置在Z轴方向上的第二突起（9A）和中心部（MP）之间。

公开(公告)号：US08123366B2

公开(公告)日：2012-02-28

申请号：US12194171

申请日：2008-08-19

申请人： Koichi Akiyama

发明人： Koichi Akiyama

IPC分类号： G03B21/28 ,  F21V7/08

CPC分类号： G03B21/2066

摘要： An illumination device includes a light source device including an ellipsoidal reflector with a reflecting concave surface and a light emitting tube having an emission center in the vicinity of a first focal position of the ellipsoidal reflector, and defining a first focal position and a second focal position of the ellipsoidal reflector in a cross-sectional plane in a first virtual plane including a center axis of the ellipsoidal reflector as F1 and F2, respectively, and defining a first focal position and a second focal position of the ellipsoidal reflector in a cross-sectional plane in a second virtual plane including a center axis of the ellipsoidal reflector and perpendicular to the first virtual plane as F1′ and F2′, respectively, the ellipsoidal reflector has a rotationally asymmetrical concave shape having F1 and F1′ at the same position, and F2 located between the F2′ and the ellipsoidal reflector.

摘要翻译： 照明装置包括光源装置，该光源装置包括具有反射凹面的椭圆面反射体和在该椭圆反射体的第一焦点位置附近具有发射中心的发光管，并且限定第一焦点位置和第二焦点位置 在包括椭圆反射体的中心轴线的第一虚拟平面中的横截面中的椭圆反射体分别为F1和F2，并且在横截面中限定椭圆反射体的第一焦点位置和第二焦点位置 在包括椭圆反射体的中心轴线并垂直于第一虚拟平面的第二虚拟平面中的平面分别为F1'和F2'，椭圆反射体具有在相同位置具有F1和F1'的旋转非对称凹形，以及 F2位于F2'和椭圆反射器之间。

公开(公告)号：US20070091269A1

公开(公告)日：2007-04-26

申请号：US11531947

申请日：2006-09-14

申请人： Koichi Akiyama

发明人： Koichi Akiyama

IPC分类号： G03B21/26

CPC分类号： G03B21/005

摘要： A projector includes an illuminating device having a light source device, a first lens array having plural first small lenses, a second lens array having plural second small lenses corresponding to the plural first small lenses, and a superposing lens; an electro-optic modulator, and a projection optical system. A conjugate point of an image forming area in the electro-optic modulator is located on the light source device side or the projection optical system side from the vertex of a lens curved surface in each first small lens of the first lens array. An eccentric amount of each second small lens in the second lens array is adjusted such that each principal ray of the partial light beam passing through each first small lens in the first lens array passes an approximately central portion of the image forming area on the image forming area of the electro-optic modulator.

摘要翻译： 投影机包括具有光源装置的照明装置，具有多个第一小透镜的第一透镜阵列，具有与多个第一小透镜对应的多个第二小透镜的第二透镜阵列和叠加透镜; 电光调制器和投影光学系统。 电光调制器中的图像形成区域的共轭点位于第一透镜阵列的每个第一小透镜中的透镜曲面的顶点的光源装置侧或投影光学系统侧。 调整第二透镜阵列中的每个第二小透镜的偏心量，使得通过第一透镜阵列中的每个第一小透镜的部分光束的每个主光线通过图像形成区域上的图像形成区域的大致中心部分 电光调制器的面积。

公开(公告)号：US07159985B2

公开(公告)日：2007-01-09

申请号：US11252539

申请日：2005-10-19

申请人： Koichi Akiyama

发明人： Koichi Akiyama

IPC分类号： G03B21/14 ,  G03B21/20 ,  G03B21/28 ,  G02F1/1335 ,  H04N5/64

CPC分类号： H04N9/3117 ,  H04N9/315

摘要： A projector includes: an illumination device including a light source that emits a parallel illuminating light beam, lens integrators each having a first lens array to split the illuminating light beam into a plurality of secondary light beams, a second lens array, and a superimposing lens that superimposes the secondary light beams; an electro-optic modulating device that modulates the illuminating light beam; a projection optical system that projects the modulated illuminating light beam; a mode-selecting device that selects a normal mode in which an image-forming region is illuminated in lengthwise or crosswise directions, and a persistence-of-vision-relaxed mode in which the image-forming region is illuminated in lengthwise or crosswise directions and partially illuminated in the other direction; and a scanning system to scan the image-forming region of the electro-optic modulating device along the other direction in synchronization with a frame rate of the electro-optic modulating device when in a persistence-of-vision-relaxed mode.

摘要翻译： 投影机包括：照明装置，包括发射平行照明光束的光源，每个具有第一透镜阵列的透镜积分器，用于将照明光束分割成多个次级光束;第二透镜阵列和叠加透镜; 叠加次级光束; 调制照明光束的电光调制装置; 投影光学系统，投影调制照明光束; 模式选择装置，其选择图像形成区域沿纵向或横向照射的正常模式，以及其中图像形成区域沿长度方向或横向方向被照亮的视觉松弛模式，以及 在另一个方向部分照亮; 以及扫描系统，当处于持续视觉松弛模式时，与电光调制装置的帧频同步地沿着另一方向扫描电光调制装置的图像形成区域。

公开(公告)号：US20060126026A1

公开(公告)日：2006-06-15

申请号：US11265170

申请日：2005-11-03

申请人： Koichi Akiyama

发明人： Koichi Akiyama

IPC分类号： G03B21/26

CPC分类号： G03B21/208 ,  G03B21/20 ,  H04N9/3105 ,  H04N9/3152

摘要： A projector includes: a light source device that emits substantially parallel illumination light; a first lens array having a plurality of first small lenses each of which divides the illumination light coming from the light source device into a plurality of partial light fluxes; a second lens array having a plurality of second small lenses corresponding to the first small lenses; a superposing optical system that superposes the partial light fluxes coming from the second lens array on regions to be illuminated; a color-separating and guiding optical system that separates the lights coming from the second lens array into lights in a plurality of different colors and guides the separated lights to the regions to be illuminated; a plurality of electro-optical modulation devices each of which modulates the light in the corresponding color of the lights in the plural colors separated by the color-separating and guiding optical system in accordance with image information; a color synthesizing optical system that synthesizes the lights in the respective colors modulated by the plural electro-optical modulation devices; and a projecting optical system that projects image light produced by the color synthesizing optical system. The superposing optical system has a first superposing lens disposed between the second lens array and the color-separating and guiding optical system and a second superposing lens having a convex lens included in the color-separating and guiding optical system.

摘要翻译： 投影仪包括：发射基本平行的照明光的光源装置; 第一透镜阵列，具有多个第一小透镜，每个第一小透镜将来自光源装置的照明光分成多个部分光束; 具有对应于第一小透镜的多个第二小透镜的第二透镜阵列; 叠加的光学系统，将来自第二透镜阵列的部分光束叠加在要被照射的区域上; 分离引导光学系统，其将来自第二透镜阵列的光分成多个不同颜色的光，并将分离的光引导到待照射的区域; 多个电光调制装置，其分别根据图像信息调制由分色引导光学系统分离的多种颜色的相应颜色的光; 合成由所述多个电光调制装置调制的各颜色的光的彩色合成光学系统; 以及投影光学系统，投射由彩色合成光学系统产生的图像光。 重叠光学系统具有设置在第二透镜阵列和分色引导光学系统之间的第一叠加透镜和具有包括在分色引导光学系统中的凸透镜的第二叠置透镜。

公开(公告)号：US20050134812A1

公开(公告)日：2005-06-23

申请号：US11002438

申请日：2004-12-03

申请人： Koichi Akiyama

发明人： Koichi Akiyama

IPC分类号： G02B27/18 ,  G02F1/13 ,  G03B21/00 ,  G03B21/14 ,  H04N5/74

CPC分类号： G03B21/14 ,  G03B21/208

摘要： A projector capable of obtaining a smooth motion picture display of high quality without significantly reducing the utilization efficiency of light includes a light source device, a first lens array, a second lens array, a superimposing lens, a liquid crystal display device, and a projective optical system. The superimposing lens includes an anamorphic optical system to shape illumination luminous fluxes from the second lens array into illumination luminous fluxes having a cross-sectional shape that illuminates all the image formation regions of the liquid crystal display device in one direction along an X-axis direction, and a part of the image formation regions in the other direction along a Y-axis direction. The projector further includes a scanning device to scan the illumination luminous fluxes shaped by the superimposing lens in synchronism with a field frequency of the liquid crystal display device along the other direction on the image formation region.

摘要翻译： 能够在不显着降低光的利用效率的情况下获得高质量的平滑电影显示的投影仪包括光源装置，第一透镜阵列，第二透镜阵列，叠加透镜，液晶显示装置和投影 光学系统。 叠加透镜包括变形光学系统，用于将来自第二透镜阵列的照明光束成形为具有沿着X轴方向沿一个方向照亮液晶显示装置的所有图像形成区域的截面形状的照明光束 以及沿着Y轴方向在另一个方向上的图像形成区域的一部分。 投影仪还包括扫描装置，用于与图像形成区域上的另一方向的液晶显示装置的场频同步地扫描由重叠透镜形成的照明光束。

公开(公告)号：US06618200B2

公开(公告)日：2003-09-09

申请号：US09828831

申请日：2001-04-10

申请人： Nobuo Shimizu ,  Shinichi Yotsuya ,  Hideto Yamashita ,  Masami Murata ,  Koichi Akiyama

发明人： Nobuo Shimizu ,  Shinichi Yotsuya ,  Hideto Yamashita ,  Masami Murata ,  Koichi Akiyama

IPC分类号： G02B2714

CPC分类号： G02B3/0031 ,  B29D11/00278 ,  B29D11/00365 ,  G02B3/0012 ,  G02B3/0025 ,  G02B3/0056 ,  G02B3/0062 ,  G02B3/0068 ,  G02B3/0075

摘要： The present invention provides a micro-lens substrate wherein a higher contrast ratio can be obtained when used in a liquid crystal panel and the like. A micro-lens substrate includes a first substrate with concaves for microlenses having a plurality of first concaves and first alignment marks formed on a first glass substrate, a second substrate with concaves for microlenses having a plurality of second concaves and second alignment marks formed on a second glass substrate, a resin layer, microlenses comprised of double convex lenses formed of a resin filled in between the first and second concaves, and spacers.