专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20150362742A1 DISPLAY APPARATUS 有权
标题翻译：显示设备
公开(公告)号：US20150362742A1
公开(公告)日：2015-12-17
申请号：US14724290
申请日：2015-05-28
申请人： SEIKO EPSON CORPORATION
发明人： Kunio YONENO , Takashi ENDO , Tomio SONEHARA
IPC分类号： G02B27/22 , G03B21/20
CPC分类号： G02B27/2214 , G02B27/225 , G03B21/10 , G03B21/206 , G03B21/2066 , G03B21/625 , G03B35/20 , G03B35/24 , H04N9/3147
摘要： A transmissive screen formed in an arc shape around a center axis, and, when light entering an inner circumferential surface is output from an outer circumferential surface, having a diffusion angle in a first direction as a direction along the center axis wider than a diffusion angle in a second direction as a circumferential direction around the center axis, projection devices that are arranged at equal intervals along the second direction around the center axis and respectively project image lights on the inner circumferential surface, and a display control device that allows the projection devices to project the image lights so that partial images formed by portions of the respectively projected image lights of the projection devices may be observed as one visually recognized image having the partial images arranged in the second direction at viewpoints set outside of the outer circumferential surface along the second direction are provided.
摘要翻译：以中心轴为中心的圆弧状的透光性屏幕，从外周面向外周方向输出光，沿着中心轴方向的扩散角比第一方向的扩散角宽于扩散角在作为围绕中心轴的圆周方向的第二方向上，沿着围绕中心轴线的第二方向等间隔配置并分别在内周面上突出图像光的投影装置和允许投影装置的显示控制装置投影图像光，使得由投影设备的分别投影的图像光的部分形成的部分图像可以被观察为一个视觉识别的图像，其具有沿着沿着第二方向布置的部分图像的视点，该视点被设置在外周面的外侧提供第二方向。

2. 发明申请

US20150355535A1 POLARIZATION CONVERSION ELEMENT AND PROJECTOR 有权
标题翻译：极化转换元件和投影仪
公开(公告)号：US20150355535A1
公开(公告)日：2015-12-10
申请号：US14728143
申请日：2015-06-02
申请人： SEIKO EPSON CORPORATION
发明人： Takashi ENDO , Masaki IWAMOTO
IPC分类号： G03B21/20 , G03B21/00 , G02B27/28
CPC分类号： G03B21/2073 , G02B27/0018 , G02B27/283 , G02B27/285 , G02B27/286 , G03B21/006 , H04N9/3167
摘要： An aspect of the polarization conversion element according to the invention is directed to a polarization conversion element including a first optical block including a first polarization separation film, a first reflecting film, a first surface, and a first light incidence surface, and a second optical block including a second polarization separation film, a second reflecting film, a second surface, and a second light incidence surface, wherein the first optical block and the second optical block are bonded to each other so that the first surface and the second surface are opposed to each other, the first polarization separation film is disposed so as to be opposed to the second polarization separation film via the first surface and the second surface, and the first polarization separation film is terminated at a position in the first surface separate from the first light incidence surface.
摘要翻译：根据本发明的偏振转换元件的一个方面涉及一种偏振转换元件，其包括包括第一偏振分离膜，第一反射膜，第一表面和第一光入射表面的第一光学块，以及第二光学元件其包括第二偏振分离膜，第二反射膜，第二表面和第二光入射表面，其中所述第一光学块和所述第二光学块彼此接合，使得所述第一表面和所述第二表面相对第一偏振分离膜经由第一表面和第二表面设置成与第二偏振分离膜相对，并且第一偏振分离膜在与第一偏振分离膜分离的第一表面的位置处终止光入射面。

3. 发明申请

US20130201455A1 PROJECTOR AND IMAGE DISPLAY SYSTEM 有权
标题翻译：投影仪和图像显示系统
公开(公告)号：US20130201455A1
公开(公告)日：2013-08-08
申请号：US13752761
申请日：2013-01-29
申请人： Seiko Epson Corporation
发明人： Takashi ENDO
IPC分类号： G02B27/22
CPC分类号： G02B27/22 , G02B26/008 , G02B27/26
摘要： A projector makes the light modulation device form the first image while keeping the second wheel adapted to separate the light into a plurality of colored lights corresponding to the second and third images in a state in which the second transmission region adapted to transmit the light including the plurality of colored lights is located on the light path, and rotating the first wheel adapted to separate the light into a plurality of colored lights corresponding to the first image when projecting the first image, and the light modulation device form the second and third images while keeping the first wheel in a state in which the first transmission region adapted to transmit the light including the plurality of colored lights is located on the light path, and rotating the second wheel when projecting the second image and the third image.
摘要翻译：投影仪使光调制装置形成第一图像，同时保持第二轮适于将光分离成与第二和第三图像相对应的多个着色光，其中适于透射包括第二图像的光的第二透射区域多个着色灯位于光路上，并且当投影第一图像时，使第一轮适于将光分离成与第一图像对应的多个着色光，并且光调制装置形成第二和第三图像，同时将第一轮保持在适于透过包括多个彩色光的光的第一透射区域位于光路上，并且在投影第二图像和第三图像时旋转第二轮的状态。

4. 发明申请

US20130194522A1 POLARIZATION CONTROL DEVICE, POLARIZATION CONTROL METHOD, AND IMAGE DISPLAY SYSTEM 有权
标题翻译：极化控制装置，极化控制方法和图像显示系统
公开(公告)号：US20130194522A1
公开(公告)日：2013-08-01
申请号：US13747077
申请日：2013-01-22
申请人： SEIKO EPSON CORPORATION
发明人： Takashi ENDO
IPC分类号： G02F1/1335
CPC分类号： G02F1/133528 , G02B27/26
摘要： A polarization control device includes a first polarizing liquid crystal panel adapted to convert polarization of a first outgoing light of a right-eye image and a second outgoing light of a left-eye image into a second polarization having a polarization direction different by 90° from a first polarization during a specified period of time from a time point when the external device performs a process of switching from either one of the first outgoing light and the second outgoing light to the other, a polarization plate adapted to transmit the first polarization and to cut off the second polarization, and a second polarizing liquid crystal panel adapted to convert the first polarization from the polarization plate into third polarization and fourth polarization having respective polarization direction different from each other in every predetermined period.
摘要翻译：偏振控制装置包括：第一偏振液晶面板，其适于将右眼图像的第一出射光和左眼图像的第二出射光的偏振转换成具有与其偏振方向不同于90°的偏振方向的第二偏振在从外部设备执行从第一出射光和第二出射光中的任一个切换到另一个的时间点的时间点的指定时间段内的第一偏振，适于透射第一偏振的偏振板，以及切断第二偏振，以及第二偏振液晶面板，其适于将偏振板的第一偏振光转换成具有各自偏振方向在每个预定周期中彼此不同的第三偏振光和第四偏振光。

5. 发明申请

US20140071402A1 PROJECTOR AND IMAGE DISPLAY SYSTEM 有权
标题翻译：投影仪和图像显示系统
公开(公告)号：US20140071402A1
公开(公告)日：2014-03-13
申请号：US13973358
申请日：2013-08-22
申请人： SEIKO EPSON CORPORATION
发明人： Takashi ENDO
IPC分类号： G02B27/22
CPC分类号： G02B27/22 , G02B26/008 , G02B27/2207 , G02B27/2264 , G03B21/2053 , H04N9/3114 , H04N9/3182 , H04N13/334 , H04N13/341 , H04N13/363
摘要： A projector includes a light source that emits light containing first wavelength light and second wavelength light of which light intensity is lower than that of the first wavelength light when the light source is driven at predetermined electric power, a light separation unit that separates the light from the light source into the first and the second wavelength light, an image formation unit that modulates the first wavelength light in accordance with a first image and modulates the second wavelength light in accordance with a second image, a control unit that supplies the light source with first electric power when the first image is formed, whereas supplying the light source with second electric power that is higher than the first electric power when the second image is formed, and a projection unit that projects the first image and the second image.
摘要翻译：一种投光器，包括：当以预定电力驱动光时，发出含有第一波长光的光和第二波长光，第二波长光的光强度低于第一波长光的光强度;光分离单元，所述光源进入所述第一和第二波长光，图像形成单元，其根据第一图像调制所述第一波长光，并且根据第二图像调制所述第二波长光;控制单元，其向所述光源提供当形成第一图像时，第一电力，而在形成第二图像时向第一电力提供高于第一电力的第二电力;以及投影单元，其突出第一图像和第二图像。

6. 发明申请

US20180259834A1 WAVELENGTH CONVERSION MEMBER, WAVELENGTH CONVERSION ELEMENT, ILLUMINATOR, AND PROJECTOR 审中-公开
公开(公告)号：US20180259834A1
公开(公告)日：2018-09-13
申请号：US15906236
申请日：2018-02-27
申请人： SEIKO EPSON CORPORATION
发明人： Takashi ENDO
IPC分类号： G03B21/20
CPC分类号： G03B21/204 , G03B21/2066 , G03B21/208 , G03B33/12
摘要： A wavelength conversion member formed of a single sintered body primarily made of a ceramic material has a first area and a second area having light emission characteristics different from each other.

7. 发明申请

US20160373702A1 PROJECTOR 有权
标题翻译：投影机
公开(公告)号：US20160373702A1
公开(公告)日：2016-12-22
申请号：US15122358
申请日：2015-03-17
申请人： SEIKO EPSON CORPORATION
发明人： Koichi MIYASAKA , Takashi ENDO
IPC分类号： H04N9/31 , G03B21/14 , G03B21/20
CPC分类号： G03B21/005 , G03B21/14 , G03B21/147 , G03B21/2033 , G03B21/606 , H04N9/3161 , H04N9/317
摘要： A projector capable of simultaneous or concurrent projection in different positions in the depth direction. The projector includes a plurality of display sections each of which forms a collimated image light ray, a superimposing optical system that superimposes the image light rays having exited out of the plurality of display sections on one another with the image light rays unfocused, a projection optical system that projects an image corresponding to the image light rays superimposed by the superimposing optical system, and a circuit apparatus that causes the image light rays to exit out of local image source areas set in the plurality of display sections to shift a position where the image light rays are superimposed on one another to a plurality of superimposition positions different from one another along an optical axis.
摘要翻译：一种能够在深度方向上同时或同时投影在不同位置的投影仪。该投影仪包括多个显示部分，每个显示部分形成准直图像光线;叠加光学系统，其将已经从多个显示部分退出的图像光线彼此叠加，图像光线未聚焦;投影光学系统投射与由叠加光学系统叠加的图像光线相对应的图像的系统;以及电路装置，其使得图像光线从设置在多个显示部分中的局部图像源区域中排出，以移动图像的位置光线彼此叠加成沿着光轴彼此不同的多个叠加位置。

8. 发明申请

US20130242210A1 PROJECTOR 有权
标题翻译：投影机
公开(公告)号：US20130242210A1
公开(公告)日：2013-09-19
申请号：US13800088
申请日：2013-03-13
申请人： SEIKO EPSON CORPORATION
发明人： Takashi ENDO , Kasei SEKIGUCHI
IPC分类号： G02F1/1335
CPC分类号： G02B27/283 , G02B5/3041 , G02B5/3083 , G02B5/32 , G02B27/1046 , G02B27/145 , G02B27/149 , G02B27/26 , G02B27/286 , G02F1/01 , G02F1/0136 , G02F1/1335 , G02F1/13363 , G02F2001/133638 , G03B21/14 , G03B21/2073 , G03B33/12 , H04N9/3105 , H04N9/3126 , H04N9/3167 , H04N9/3197 , H04N13/337
摘要： A projector includes a light modulation unit including a liquid crystal device that modulates illumination light to form image light and a light exiting-side polarizer that causes the image light from the liquid crystal device to exit as linearly polarized light, a first retardation film that changes the polarization state of the image light from the light exiting-side polarizer into circular polarization or elliptical polarization, a polarization switching liquid crystal panel that switches the polarization state of the image light from the first retardation film in accordance with a control signal, a second retardation film that changes the polarization state of the image light from the polarization switching liquid crystal panel into linear polarization, and a birefringent substrate that selectively refracts a light component polarized in a direction corresponding to a specific switching state of the polarization switching liquid crystal panel among the image light from the second retardation film.
摘要翻译：投影机包括：光调制单元，其包括调制照明光以形成图像光的液晶装置和使来自液晶装置的图像光作为线偏振光退出的光出射侧偏振器;第一延迟膜，其改变来自光出射侧偏振片的图像光的偏振状态为圆偏振或椭圆偏振;偏振切换液晶面板，其根据控制信号切换来自第一延迟膜的图像光的偏振状态;第二使来自偏振切换液晶面板的图像光的偏振状态变为线偏振的延迟膜，以及双折射基板，其选择性地折射与偏振切换液晶面板的特定切换状态对应的方向偏振的光分量来自第二个r的图像光蚀刻膜。

9. 发明申请

US20180088453A1 ILLUMINATOR AND PROJECTOR 审中-公开
公开(公告)号：US20180088453A1
公开(公告)日：2018-03-29
申请号：US15705647
申请日：2017-09-15
申请人： SEIKO EPSON CORPORATION
发明人： Wataru YASUMATSU , Takashi ENDO
IPC分类号： G03B21/20 , G02B27/14
CPC分类号： G03B21/2073 , G02B27/141 , G03B21/204 , G03B21/2066 , G03B21/208 , G03B33/12
摘要： An illuminator includes a light source apparatus that outputs first light that belongs to a first wavelength band, an optical element including a dichroic film and a first retardation element, a reflection element, a light dividing element including a plurality of lenses, and a polarization conversion element. A first component of the first light outputted from the light source apparatus passes through the dichroic film and the first retardation element in this order, is reflected off the reflection element, passes through the first retardation element, and is further reflected off the dichroic film. The first component reflected off the dichroic film passes through the light dividing element and is incident on the polarization conversion element.

10. 发明申请

US20170160627A1 PHOSPHOR, WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTOR 有权
公开(公告)号：US20170160627A1
公开(公告)日：2017-06-08
申请号：US15363709
申请日：2016-11-29
申请人： SEIKO EPSON CORPORATION
发明人： Akio IKESUE , Takashi ENDO
IPC分类号： G03B21/20 , C04B35/10 , F21V9/16 , C09K11/77 , G03B21/00 , G03B21/16
CPC分类号： G03B21/204 , C04B35/10 , C04B35/44 , C04B2235/3222 , C04B2235/3225 , C04B2235/3229 , C04B2235/764 , C04B2235/80 , C04B2235/85 , C04B2235/9646 , C09K11/7774 , G03B21/005 , G03B21/16 , H04N9/3105 , H04N9/3158 , H04N9/3161
摘要： A phosphor includes a sintered body of a ceramic material. The sintered body contains Ce:Y3Al5O12 as a main phase and a ceramic material as a subphase. The ceramic material has a refractive index different from that of the main phase. The sintered body has a crystal grain boundary and a void at the crystal grain boundary.

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