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1. 发明授权

US09253475B2 Display device 有权
标题翻译：显示设备
公开(公告)号：US09253475B2
公开(公告)日：2016-02-02
申请号：US13806285
申请日：2012-04-23
申请人： Tatsuo Itoh
发明人： Tatsuo Itoh
IPC分类号： G02B27/22 , G02B3/06 , G03B21/20 , H04N13/04 , G03B25/02 , G03B35/24
CPC分类号： H04N13/302 , G02B3/06 , G02B27/2214 , G03B21/2033 , G03B25/02 , G03B35/24 , H04N13/32 , H04N13/366
摘要： A display device that displays an image, includes: a light source; an aperture stop array including a plurality of aperture stops; a lens array including a plurality of lenses which are disposed corresponding to the plurality of aperture stops respectively, and focus the light transmitted through the plurality of aperture stops respectively; a deflecting unit deflecting a travelling direction of the focused light respectively; a spatial light modulator that is illuminated by the deflected light, and modulates the illumination light; a detector that detects an observer; and a controller that calculates a position of a pupil of the observer based on a detection result by the detector, calculates a relative position of the display device and the pupil of the observer based on the calculation result, and controls an aperture amount of the plurality of aperture stops and a deflecting amount of the deflecting unit based on this calculation result.
摘要翻译：一种显示图像的显示装置，包括：光源; 包括多个孔径光阑的孔径光阑阵列; 透镜阵列，其包括分别对应于所述多个孔径光阑设置的多个透镜，并分别聚焦透过所述多个孔径光阑的光; 偏转单元分别偏转聚焦光的行进方向; 由偏转光照射的空间光调制器，并调制照明光; 用于检测观察者的检测器; 以及控制器，其基于检测器的检测结果来计算观察者的瞳孔的位置，基于计算结果计算显示装置和观察者的瞳孔的相对位置，并且控制多个基于该计算结果的光圈停止和偏转单元的偏转量。

2. 发明授权

US08801194B2 Projector with illumination control based on fixation degree 有权
标题翻译：基于固定度的投影机具有照明控制
公开(公告)号：US08801194B2
公开(公告)日：2014-08-12
申请号：US13318687
申请日：2011-03-07
申请人： Kenji Nakayama , Tetsuro Mizushima , Tatsuo Itoh , Shinichi Kadowaki
发明人： Kenji Nakayama , Tetsuro Mizushima , Tatsuo Itoh , Shinichi Kadowaki
IPC分类号： G03B21/00 , G03B21/14 , G03B21/20 , G03B29/00 , G03B33/12 , G06F1/16 , H04N9/31
CPC分类号： G03B21/2053 , G03B21/00 , G03B21/16 , G03B21/20 , G03B21/2033 , G03B29/00 , G03B33/12 , G06F1/1637 , H04N9/3161 , H04N9/3173 , H04N9/3194
摘要： A projector for projecting an image light including: a laser light source for emitting a laser beam; a light modulator for modulating the laser beam to generate the image light; a projection portion for projecting the image light; a detector for detecting a fixation degree of the projector; and a controller for controlling the power of the image light on the basis of the fixation degree.
摘要翻译：一种用于投影图像光的投影仪，包括：用于发射激光束的激光源; 用于调制激光束以产生图像光的光调制器; 用于投影图像光的突出部分; 用于检测投影仪的固定度的检测器; 以及控制器，用于基于所述固定度来控制所述图像光的功率。

3. 发明授权

US08432353B2 Information display device 有权
标题翻译：信息显示设备
公开(公告)号：US08432353B2
公开(公告)日：2013-04-30
申请号：US12602710
申请日：2009-03-31
申请人： Takayuki Nagata , Tatsuo Itoh , Kazuhisa Yamamoto
发明人： Takayuki Nagata , Tatsuo Itoh , Kazuhisa Yamamoto
IPC分类号： G09G3/36
CPC分类号： G09F13/18 , G02B6/0028 , G02B6/003 , G02B6/0038 , G02B6/0046 , G02B6/0055 , G02B6/0068 , G02B27/0101 , G02B2027/0118 , G02F1/13306 , G02F1/1334 , G02F1/133605 , G02F1/133615 , G02F1/29 , G02F2001/133616 , G02F2001/133622 , G02F2001/133626 , G02F2203/055 , G02F2203/62 , G09F9/35
摘要： An information display device (10) includes a light source (11), a light guide plate (13) to which light from the light source (11) enters from a side surface and from which the light exits from one principal surface, and a liquid crystal panel (16) disposed adjacently to the light guide plate (13). Outside light is injected into the light guide plate (13) from an opposing surface opposing the one principal surface. The light guide plate (13) includes a light control mirror (19) electrically switchable to transmit light and to reflect light. At least one of the light from the light source (11) and the outside light exits from the one principal surface of the light guide plate (13). The light passes through the liquid crystal panel (16) and a character or an image is displayed.
摘要翻译：信息显示装置（10）包括光源（11），来自光源（11）的光从侧面进入的光源（11），光从一个主面射出，与导光板（13）相邻设置的液晶面板（16）。外光从与一个主表面相对的相对表面注入导光板（13）。导光板（13）包括可以电转换以透射光并反射光的光控制镜（19）。来自光源（11）的光和外部光中的至少一个光从导光板（13）的一个主表面射出。光通过液晶面板（16），并显示字符或图像。

4. 发明授权

US08382296B2 Information processor with projector 有权
标题翻译：带投影机的信息处理器
公开(公告)号：US08382296B2
公开(公告)日：2013-02-26
申请号：US12851826
申请日：2010-08-06
申请人： Tatsuo Itoh , Tetsuro Mizushima , Kenji Nakayama , Tomoya Sugita , Hiroyuki Furuya , Shinichi Kadowaki , Yoshitaka Kitaoka , Kazumi Ohtsubo , Hirofumi Enomoto , Yuichi Hatase
发明人： Tatsuo Itoh , Tetsuro Mizushima , Kenji Nakayama , Tomoya Sugita , Hiroyuki Furuya , Shinichi Kadowaki , Yoshitaka Kitaoka , Kazumi Ohtsubo , Hirofumi Enomoto , Yuichi Hatase
IPC分类号： G03B21/14
CPC分类号： G06F1/1616 , G03B21/10 , G03B21/28 , G03B21/30 , G03B29/00 , G06F1/1639 , G06F1/1641
摘要： An information processor includes a housing, a projector attached to the housing, and a screen attached to the housing, wherein the projector projects light onto the screen.
摘要翻译：信息处理器包括壳体，附接到壳体的投影仪和附接到壳体的屏幕，其中投影仪将光投射到屏幕上。

5. 发明申请

US20120280956A1 DISPLAY APPARATUS 有权
标题翻译：显示设备
公开(公告)号：US20120280956A1
公开(公告)日：2012-11-08
申请号：US13553013
申请日：2012-07-19
申请人： Kakuya YAMAMOTO , Kenichi Kasazumi , Tatsuo Itoh , Akira Kurozuka , Keiji Sugiyama
发明人： Kakuya YAMAMOTO , Kenichi Kasazumi , Tatsuo Itoh , Akira Kurozuka , Keiji Sugiyama
IPC分类号： G02B26/10 , G06F3/038
CPC分类号： G02B26/101 , G02B26/10 , G02B27/0172 , G02B2027/011 , G02B2027/014 , G02B2027/0187
摘要： A display apparatus that displays an image on a retina of a user, the display apparatus comprising: an image output unit (100) which includes a light source (101, 110), a wavefront shape change unit (102, 109), and a scan unit (103, 108) and is configured to output display light for displaying the image; and a deflection unit (104, 107) configured to deflect, toward an eye of the user, the display light outputted by the image output unit (100). The deflection unit (104, 107) has a deflection characteristic of suppressing image distortion caused by a change in relative position of the deflection unit (104, 107) with respect to a pupil of the user.
摘要翻译：一种在用户的视网膜上显示图像的显示装置，所述显示装置包括：图像输出单元，包括光源（101,110），波前形状改变单元（102,109）和扫描单元（103,108），并且被配置为输出用于显示图像的显示光; 以及偏转单元（104,107），被配置为朝向用户的眼睛偏转由图像输出单元（100）输出的显示光。偏转单元（104,107）具有抑制由偏转单元（104,107）相对于使用者瞳孔的相对位置变化引起的图像失真的偏转特性。

6. 发明申请

US20120236212A1 OPTICAL MULTIPLEXING APPARATUS AND PROJECTOR 有权
标题翻译：光学多路复用器和投影机
公开(公告)号：US20120236212A1
公开(公告)日：2012-09-20
申请号：US13514157
申请日：2011-10-12
申请人： Tatsuo Itoh , Tetsuro Mizushima
发明人： Tatsuo Itoh , Tetsuro Mizushima
IPC分类号： G02B3/00 , H04N9/31 , G02B27/12
CPC分类号： G02B3/005 , G02B3/0056 , G02B3/0068 , G02B27/123 , G03B21/2013 , G03B21/208
摘要： An object of the present invention is to provide an optical multiplexing apparatus and a projector that keep an optical system small, and easily adjust a number of light source units. The optical multiplexing apparatus has: a light source section that uses light source units to emit collimated beams; a first lens portion that converges the collimated beams which enter at different incident angles from each other to define converging positions; and a second lens portion that has focal points that correspond to the converging positions, respectively, wherein the first and second lens portions form an optical reduction system, and an optical axis of the second lens portion, which is directed to the corresponding focal point to one of the converging positions, extends along anther optical axis of the second lens position, which is directed to the corresponding focal point to another of the converging positions.
摘要翻译：本发明的目的是提供一种使光学系统保持较小并且容易调节光源单元的光学多路复用装置和投影仪。光复用装置具有：使用光源单元发射准直光束的光源部; 第一透镜部分，其将以相互不同的入射角进入的准直光束会聚以限定会聚位置; 以及第二透镜部分，其具有分别对应于会聚位置的焦点，其中所述第一和第二透镜部分形成光学还原系统，并且所述第二透镜部分的光轴被引导到对应的焦点会聚位置中的一个沿着第二透镜位置的另一个光轴延伸，其被引导到对应的焦点到另一个会聚位置。

7. 发明授权

US08233117B2 Wavelength separator, planar illumination device and liquid crystal display device using the wavelength separator 有权
标题翻译：波长分离器，平面照明装置和使用波长分离器的液晶显示装置
公开(公告)号：US08233117B2
公开(公告)日：2012-07-31
申请号：US12358715
申请日：2009-01-23
申请人： Takayuki Nagata , Hiroshi Obi , Shinichi Kadowaki , Kazuhisa Yamamoto , Tatsuo Itoh , Shinichi Shikii
发明人： Takayuki Nagata , Hiroshi Obi , Shinichi Kadowaki , Kazuhisa Yamamoto , Tatsuo Itoh , Shinichi Shikii
IPC分类号： G02F1/1335
CPC分类号： G02B6/005 , G02B6/0028 , G02B6/0038 , G02B6/0055 , G02F1/133615 , G02F1/133621
摘要： A liquid crystal display device includes a reflective color filter arranged to intersect with an optical path of light emerging from a principal surface of a light guide plate, and a recycle portion arranged at a side of the light guide plate opposite to the reflective color filter. Out of light incident on the light guide plate, light reflected by the reflective color filter is returned to the reflected color filter again by being reflected by the recycle portion via the light guide plate.
摘要翻译：液晶显示装置包括反射滤色器，其布置成与从导光板的主表面出射的光的光路相交，以及布置在与反射滤色器相对的导光板侧的再循环部。在入射到导光板上的光中，由反射滤色器反射的光经由导光板被再循环部分反射再次返回到反射滤色器。

8. 发明授权

US08206020B2 Planar illuminating device and liquid crystal display device using the same 有权
标题翻译：平面照明装置及使用其的液晶显示装置
公开(公告)号：US08206020B2
公开(公告)日：2012-06-26
申请号：US12521046
申请日：2007-12-11
申请人： Takayuki Nagata , Tatsuo Itoh , Kazuhisa Yamamoto
发明人： Takayuki Nagata , Tatsuo Itoh , Kazuhisa Yamamoto
IPC分类号： F21V7/04
CPC分类号： G02F1/13362 , G02B6/0028 , G02B6/0038 , G02B6/0048 , G02B6/0056 , G02B6/0061 , G02B6/0068 , G02B6/0076 , G02F1/133615
摘要： Provided is a planar illuminating device having light source section (1) emitting linearly polarized laser light and having a light guide (12) with a rectangular parallelepiped shape having one main surface with a mirror array (12c) thereon. The mirror array (12c) has a plurality of reflecting surfaces totally reflecting laser light incident on an incident surface (12a), of the light guide, perpendicular to the one main surface and emits the laser light from an emitting surface (12b), of the light guide, perpendicular to the one main surface, wherein the reflecting surfaces are formed in a stepped manner. Further, the planar illuminating device includes a light-guiding plate (3) making the laser light, emitted from the light guide (12), incident on an incident surface (3a) of the light-guiding plate and emitting the laser light from an emitting surface (3b) of the light-guiding plate.
摘要翻译：本发明提供一种平面照明装置，其具有发射线偏振激光的光源部分（1），并且具有具有一个主表面的具有矩形平行六面体形状的导光体（12），其上具有反射镜阵列（12c）。反射镜阵列（12c）具有多个反射表面，其全部反射入射到入射表面（12a）上的激光，垂直于一个主表面并从发射表面（12b）发射激光所述导光体垂直于所述一个主表面，其中所述反射表面以阶梯形式形成。此外，平面照明装置包括导光板（3），其使从光导（12）发射的激光入射在导光板的入射面（3a）上并从导光板的发光面（3b）。

9. 发明申请

US20120044280A1 WAVELENGTH CONVERSION DEVICE AND IMAGE DISPLAY APPARATUS USING SAME 有权
标题翻译：波长转换装置和图像显示装置
公开(公告)号：US20120044280A1
公开(公告)日：2012-02-23
申请号：US13266956
申请日：2011-03-01
申请人： Kenji Nakayama , Tetsuro Mizushima , Tatsuo Itoh , Hiroyuki Furuya
发明人： Kenji Nakayama , Tetsuro Mizushima , Tatsuo Itoh , Hiroyuki Furuya
IPC分类号： G09G5/10 , G09G5/00 , G02F1/35
CPC分类号： H01S3/109 , G03B21/20 , G03B21/2033 , H01S3/0621 , H01S3/0627 , H01S3/08072 , H01S3/094076 , H01S3/1312 , H04N9/3111 , H04N9/3161
摘要： A wavelength conversion device includes an excitation light source (11) that generates excitation light, a laser medium (12) that generates fundamental light by means of the excitation light, two resonator mirrors (13) that are disposed with the laser medium (12) being interposed therebetween and resonate the fundamental light, a wavelength conversion element (14) that is disposed between the two resonator mirrors (13) and wavelength-converts the fundamental light to harmonic light, and a drive unit (15) that generates a pulse modulation signal to pulse-drive the excitation light source (11). The laser medium (12) is formed of a material having a thermo-optical effect and a positive thermo-optical constant. The pulse modulation signal generated by the drive unit (15) has an initial interval (P1) including a rising edge of a pulse and a remaining interval (P2) subsequent to the initial interval. An average signal intensity during the initial interval (P1) is higher than an average signal intensity during the remaining interval (P2).
摘要翻译：波长转换装置包括产生激发光的激发光源（11），通过激发光产生基本光的激光介质（12），与激光介质（12）一起设置的两个谐振器反射镜（13）插入在它们之间并共振基本光;布置在两个谐振镜之间的波长转换元件（14），并将基波波长转换成谐波光;以及驱动单元（15），其产生脉冲调制信号脉冲驱动激发光源（11）。激光介质（12）由具有热光效应和正热稳定性的材料形成。由驱动单元（15）产生的脉冲调制信号具有包括脉冲上升沿和初始间隔之后的剩余间隔（P2）的初始间隔（P1）。初始间隔（P1）期间的平均信号强度高于剩余间隔（P2）期间的平均信号强度。

10. 发明申请

US20120002136A1 PLANAR ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME 审中-公开
标题翻译：平面照明装置和使用其的液晶显示装置
公开(公告)号：US20120002136A1
公开(公告)日：2012-01-05
申请号：US13231226
申请日：2011-09-13
申请人： Takayuki NAGATA , Tatsuo Itoh , Kazuhisa Yamamoto
发明人： Takayuki NAGATA , Tatsuo Itoh , Kazuhisa Yamamoto
IPC分类号： G02F1/13357 , F21V14/06 , F21V14/04 , F21V14/00
CPC分类号： G02B6/0036 , G02B6/0025 , G02B6/003 , G02B6/0041 , G02F1/133603 , G02F1/133615
摘要： A planar illumination device for illuminating a liquid crystal display panel provided with a polarizing plate on a light incident side, includes: a light source unit for emitting light having a specified polarization direction; and a light irradiating member for deflecting light emitted from the light source unit and irradiating the liquid crystal display panel with the deflected light, wherein the light irradiating member deflects the light emitted from the light source unit such that the polarization direction of the light emitted from the light source unit substantially coincides with a transmission axis direction of the polarizing plate of the liquid crystal display panel.
摘要翻译：一种用于照亮在光入射侧设置有偏振片的液晶显示面板的平面照明装置，包括：用于发射具有指定偏振方向的光的光源单元; 以及光照射部件，用于偏转从光源单元发射的光并用偏转光照射液晶显示面板，其中光照射部件使从光源单元发射的光偏转，使得从光源单元发射的光的偏振方向光源单元基本上与液晶显示面板的偏振板的透射轴方向一致。

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