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1. 发明专利

JP2007323879A Light source device, and projector using the same 审中-公开
标题翻译：光源装置和使用该光源的投影仪
公开(公告)号：JP2007323879A
公开(公告)日：2007-12-13
申请号：JP2006151098
申请日：2006-05-31
申请人： Fujitsu General Ltd , Shimane Pref Gov , Sps Syntex Inc , Spsシンテックス株式会社 , 島根県 , 株式会社富士通ゼネラル
发明人： EBISU NAOKI , TOKUDA SATORU , KOMATSUBARA SATOSHI , UENO TOSHIYUKI , YOSHIOKA HISASHI , TOKITA MASAO
IPC分类号： H01J61/52 , F21V29/00 , G03B21/14 , G03B21/16 , H01J61/86
摘要： PROBLEM TO BE SOLVED: To provide a projector improving thermal conductivity between a sealing part of an arc tube provided for a light source device and a heat conductive part, and capable of eliminating noise of a fan, and of preventing light from the light source device from leaking to the outside of a housing.
SOLUTION: As shown in Fig.2(A), a heat conductive part 4 of a sealing part 3b is formed as a heat conductive layer 4a on a circumferential surface of the sealing part 3b by using a discharge plasma sintering method using powder of copper. As shown in Fig.2(B), the heat conductive part 4 of the sealing part 3b is formed with a mixed heat conductive layer 4b and a metal sleeve 4c mounted on the mixed heat conductive layer 4b. Alternatively, as shown in Fig.2(C), the heat conductive part 4 of the sealing part 3b is formed with a mixed heat conductive layer 4b, and a metal layer 4d formed on the mixed heat conductive layer 4b. Alternatively, as shown in Fig.2(D), the heat conductive part 4 of the sealing part 3b is formed with a multi-stratified mixed heat conductive layer 4b, and a metal sleeve 4c mounted on the mixed heat conductive layer 4b.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种提高设置在光源装置的发光管的密封部与导热部之间的能够消除风扇噪声的热导率的投影仪，并且防止来自光源装置从外壳泄漏到外部。解决方案：如图2（A）所示，通过使用放电等离子体烧结方法，在密封部3b的周面上形成密封部3b的导热部4作为导热层4a，铜粉。如图2（B）所示，密封部3b的导热部4形成有混合导热层4b和安装在混合导热层4b上的金属套筒4c。或者，如图2（C）所示，密封部3b的导热部4形成有混合导热层4b和形成在混合导热层4b上的金属层4d。或者，如图2（D）所示，密封部3b的导热部4形成有多层混合导热层4b和安装在混合导热层4b上的金属套筒4c。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2008078188A Insulation structure for high thermal conductor 审中-公开
标题翻译：高导热体绝缘结构
公开(公告)号：JP2008078188A
公开(公告)日：2008-04-03
申请号：JP2006252612
申请日：2006-09-19
申请人： Fujitsu General Ltd , Shimane Pref Gov , 島根県 , 株式会社富士通ゼネラル
发明人： EBISU NAOKI , SATO KIMINORI , OZOE NOBUAKI , UENO TOSHIYUKI , FUKUDA KENICHI , YOSHIOKA HISASHI
IPC分类号： H05K7/20 , H01B17/56 , H01J7/24
摘要： PROBLEM TO BE SOLVED: To provide an insulation structure that insulates carbon fiber or carbon nanofiber as a high thermal conductor and has high strength and is durable against high temperature. SOLUTION: A holding carrier 10 or a holding carrier 6b is formed by sintering an insulative material, e.g. silicon dioxide (SiO2) powder. For example, a heat transmissive fiber flux 6a wherein cross sections are arranged as plane is piled up on the insulative holding carrier 10 as shown in the diagram 3 (A). In addition, as shown in the diagram 3 (B), the insulative holding carrier 10 is piled up on the upper and lower sides of the heat transmissive fiber flux 6a wherein cross sections are arranged as plane. Furthermore, as shown in the diagram 3 (C), the holding carrier 6b covers the vicinity of the heat transmissive fiber flux 6a wherein cross section are arranged like plane. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供将碳纤维或碳纳米纤维作为高热导体绝缘并具有高强度并耐高温的绝缘结构。解决方案：保持载体10或保持载体6b通过烧结绝缘材料形成。二氧化硅（SiO2）粉末。例如，如图3（A）所示，其中横截面被布置为平面的透热光纤6a堆积在绝缘保持载体10上。此外，如图3（B）所示，绝缘保持架10堆叠在透光性光纤6a的上侧和下侧，其横截面布置为平面。此外，如图3（C）所示，保持载体6b覆盖横截面像平面一样布置的透光光纤6a的附近。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2008039835A Liquid crystal projector 审中-公开
标题翻译：液晶投影机
公开(公告)号：JP2008039835A
公开(公告)日：2008-02-21
申请号：JP2006209990
申请日：2006-08-01
申请人： Fujitsu General Ltd , Shimane Pref Gov , 島根県 , 株式会社富士通ゼネラル
发明人： TOKUDA SATORU , EBISU NAOKI , KOMATSUBARA SATOSHI , FUKUDA KENICHI
IPC分类号： G03B21/00 , G02F1/13 , G02F1/1333 , G03B21/14 , G03B21/16
摘要： PROBLEM TO BE SOLVED: To provide heat radiation structure in which an optical system is hermetically enclosed to reduce adhering dust, which is simple structure not using cooling liquid and further which restrains temperature rise by efficient heat radiation.
SOLUTION: The liquid crystal projector is equipped with an optical unit 4 separating light from a light source to light beams of three primary colors and optically modulating the incident light beams corresponding to an input video signal. The optical unit 4 is constituted of: an airtight container 4a equipped with transparent windows on opposed surfaces; a polarizing frame unit 1 provided with a heat radiation part 1c on a metallic frame 1a holding a polarizing plate 1b; a liquid crystal frame unit 2 provided with a heat radiation part 2c on a metallic frame 2a holding a liquid crystal panel 2b; and a polarizing frame unit 3 provided with a heat radiation part 3c on a metallic frame 3a holding a polarizing plate 3b. The heat radiation parts 1c, 2c and 3c are arranged outside the airtight container 4a, and the polarizing plates 1b and 3b and the liquid crystal panel 2b are arranged inside the airtight container 4a.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供其中光学系统被气密封闭以减少灰尘附着的散热结构，这是不使用冷却液的简单结构，并且进一步通过有效的热辐射来限制温度升高。解决方案：液晶投影仪配备有将来自光源的光分离成三原色光的光学单元4，并且对与输入视频信号相对应的入射光进行光学调制。光学单元4由在相对的表面上装有透明窗口的气密容器4a构成; 在保持偏光板1b的金属框架1a上设置有散热部1c的偏光框单元1; 在保持液晶面板2b的金属框架2a上设置有散热部2c的液晶框架单元2; 以及在保持偏光板3b的金属框架3a上设置有散热部3c的偏光框单元3。散热部1c，2c，3c配置在气密容器4a的外侧，偏振片1b，3b和液晶面板2b配置在气密容器4a的内部。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2007323881A Light source device and projector equipped with light source device 审中-公开
标题翻译：光源设备和投影仪配备光源设备
公开(公告)号：JP2007323881A
公开(公告)日：2007-12-13
申请号：JP2006151121
申请日：2006-05-31
申请人： Fujitsu General Ltd , Shimane Pref Gov , 島根県 , 株式会社富士通ゼネラル
发明人： TOKUDA SATORU , EBISU NAOKI , OZOE NOBUAKI , OGAWA JINICHI , KOMATSUBARA SATOSHI , UENO TOSHIYUKI , FUKUDA KENICHI , YOSHIOKA HISASHI
IPC分类号： H01J61/52 , F21V29/00 , G03B21/14 , G03B21/16 , H01J61/86
摘要： PROBLEM TO BE SOLVED: To provide a projector with thermal conductivity improved, between a sealed part and a thermal conductive part of an arc tube provided on a light source device, reducing noise of a fan by structuring the projector without using a fan, and without light leakage from the light source device to outside a chassis.
SOLUTION: The light source device 1 is structured by a reflector 2, a heat radiating part 5 fixed at the reflector, an arc tube 3 equipped with a fixed part 3d made of a copper plate provided on a sealing part 3b, a thermal conductive part 4 (a copper sleeve) arranged in free sliding on an outer peripheral surface of the sealing part 3b and equipped with a slit 4a in accordance with the fixed part 3d, a spring 5b (a biasing means) in a coil shape, and a stopper 5c. And also, the fixed part 3d is fixed at a guide part 2b of the reflector 2. An end part of the thermal conductive part 4 is formed in a semi-circle shape of its cross-section so as to be tightly attached to the light-emitting part 3a, and the spring 5b (the biasing means) biases the thermal conductive part 4 toward a direction of the light-emitting part 3a.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供改善导热性的投影仪，在设置在光源装置上的电弧管的密封部分和导热部分之间，通过在不使用风扇的情况下构造投影机来降低风扇的噪声，并且没有从光源装置到底盘外部的光泄漏。解决方案：光源装置1由反射器2，固定在反射器处的散热部分5，设置有设置在密封部分3b上的由铜板制成的固定部分3d的发光管3构成，在密封部3b的外周面自由滑动配置的导热部4（铜套筒），配置有与固定部3d对应的狭缝4a，线圈形状的弹簧5b（偏置构件）和塞子5c。此外，固定部3d固定在反射体2的引导部2b上。导热部4的端部形成为其横截面的半圆形状，以紧贴于光并且弹簧5b（偏置装置）朝着发光部分3a的方向偏压导热部分4。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2006072149A Liquid crystal projector apparatus 审中-公开
标题翻译：液晶投影机装置
公开(公告)号：JP2006072149A
公开(公告)日：2006-03-16
申请号：JP2004257681
申请日：2004-09-03
申请人： Fujitsu General Ltd , 株式会社富士通ゼネラル
发明人： EBISU NAOKI
IPC分类号： G03B21/00 , G02F1/13 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a liquid crystal projector apparatus that reduces color unevenness of a projected image by an optical system equipped with a light quantity adjusting means of adjusting the quantity of light from a light source and is equipped with a structure for heat measures for the light quantity adjusting means of adjusting the quantity of light.
SOLUTION: The light quantity adjusting means 21 comprises a reflection type polarizer 22 which is provided on an incident light side and rotated by a motor 10 as a driving means and a polarizer 23 which is arranged on the projection light side of the same reflection type polarizer 22. Each polarizer is constituted by arranging two small polarizers, which are semicircularly formed small of an inorganic material such as aluminum and silver, one over the other at their overlap parts and shaped finally into a circle. The small polarizers are arranged so that their axes of polarization are in the same direction and the center of the overlap parts is aligned with an optical axis of irradiation from a polarized light converting element 6.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供一种通过配备有调整来自光源的光量的光量调节装置的光学系统来减少投影图像的颜色不均匀的液晶投影仪装置，并且具有结构用于调节光量的光量调节装置的热量测量。光量调节装置21包括反射型偏振器22，其设置在入射光侧并由作为驱动装置的电动机10旋转，偏振器23布置在其投影光侧反射型偏振器22.每个偏振器通过在两个重叠部分上彼此重叠地布置两个小的无机材料如铝和银两个小半偏振器而构成，并最终成形为圆形。小偏振器被布置成使得它们的偏振轴线在相同的方向上，并且重叠部分的中心与偏振光转换元件6的照射光轴对准。（C）2006年，JPO和NCIPI

6. 发明专利

JP2005099546A Projection type image display device 审中-公开
标题翻译：投影类型图像显示设备
公开(公告)号：JP2005099546A
公开(公告)日：2005-04-14
申请号：JP2003334650
申请日：2003-09-26
申请人： Fujitsu General Ltd , 株式会社富士通ゼネラル
发明人： EBISU NAOKI
IPC分类号： G02F1/13 , G03B21/00
摘要： PROBLEM TO BE SOLVED: To provide a projection type image display device capable of providing color reproducibility optimum to respective video sources by the correction of a color purity conversion filter and a gamma table.
SOLUTION: In the projection type picture display device, a light beam emitted from a light source is separated into three color light beams red, green and blue by light separation means (dichroic mirrors) 6 and 10, and the color light beams are made incident on liquid crystal panels 9, 11 and 17, respectively and optically modulated, then the modulated color light beams are composited to one image by a light compositing means (dichroic prism) 18, and the image is projected to a screen by a projection lens 19. A plurality of color purity conversion filter 20 having different wavelength characteristic are disposed so as to be switchable in at least one optical path out of a plurality of optical paths between the light source and the projection lens, and the filter is switched to characteristic corresponding to the content of a video source.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决的问题：提供能够通过色纯度转换滤波器和伽马表的校正来提供对各个视频源最佳的颜色再现性的投影型图像显示装置。解决方案：在投影型图像显示装置中，从光源发射的光束通过光分离装置（分色镜）6和10分离成红色，绿色和蓝色的三色光束，并且彩色光束分别入射到液晶面板9,11和17上并进行光学调制，然后通过光合成装置（二向色棱镜）18将调制的彩色光束合成到一个图像，并且图像通过具有不同波长特性的多个色纯度转换滤光器20被布置成可在光源和投影透镜之间的多个光路中的至少一个光路中切换，并且滤光器被切换对应于视频源的内容的特征。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JPH11281960A Projection picture display device 失效
标题翻译：投影图像显示设备
公开(公告)号：JPH11281960A
公开(公告)日：1999-10-15
申请号：JP8619098
申请日：1998-03-31
申请人： Fujitsu General Ltd , 株式会社富士通ゼネラル
发明人： EBISU NAOKI
IPC分类号： G09G3/36 , G02F1/13 , G02F1/133 , H04N5/74 , H04N9/31
摘要： PROBLEM TO BE SOLVED: To detect temperature data in the vicinity of an LCD to correct brightness data of a display driving signal by this temperature data.
SOLUTION: This device consists of a picture processor 3 provided with an A/D 3a which converts an input picture signal to picture data, a picture processing part 3b which subjects picture data to picture processing of picture quality, gradation, etc., and a brightness setting part 3c which sets the brightness of the picture, a picture driving part 4 which generates picture data for display of an LCD 12 from output picture data of the picture processor 3 to drive the LCD 12 for display, a temperature sensor 6 which directly or indirectly measures the temperature of the LCD 12 and converts it to an electric signal, a temperature detection part 7 which operates and detects temperature data from the electric signal of the temperature sensor 6, a correction value memory 9 where correction operation data for brightness setting is stored, and a correction operation part 8 which operates and outputs a brightness set value from temperature data based on correction operation data. The brightness set value of output picture data of the picture processor 3 is corrected and operated based on temperature data detected by the temperature sensor 6 to keep the brightness of the display picture fixed on a screen 14.
COPYRIGHT: (C)1999,JPO
摘要翻译：要解决的问题：检测LCD附近的温度数据，以通过该温度数据校正显示驱动信号的亮度数据。解决方案：该装置包括一个图像处理器3，该图像处理器3具有将输入图像信号转换为图像数据的A / D 3a，将图像数据对图像质量，灰度等进行图像处理的图像处理部分3b，以及设置图像亮度的亮度设置部分3c，从图像处理器3的输出图像数据产生用于显示LCD12的图像数据的图像驱动部分4，以驱动用于显示的LCD12;温度传感器6，其直接或间接测量LCD 12的温度并将其转换为电信号，温度检测部7，其从温度传感器6的电信号操作和检测温度数据;校正值存储器9，其中用于亮度设定的校正操作数据以及校正操作部8，其基于校正操作数据从温度数据中操作并输出亮度设定值。根据由温度传感器6检测的温度数据校正和操作图像处理器3的输出图像数据的亮度设定值，以将显示图像的亮度固定在屏幕14上。

8. 发明专利

JP2008151815A Transmission type screen and rear projection type display device provided with the same 审中-公开
标题翻译：传输类型屏幕和后端投影类型显示设备
公开(公告)号：JP2008151815A
公开(公告)日：2008-07-03
申请号：JP2006336453
申请日：2006-12-14
申请人： Fujitsu General Ltd , 株式会社富士通ゼネラル
发明人： EBISU NAOKI
IPC分类号： G03B21/62 , G02B3/08 , G02B5/02
摘要： PROBLEM TO BE SOLVED: To provide a transmission type screen capable of obtaining an image having a wide viewing angle and reducing an influence of external light by increasing light diffusion of light of a projection image emitted from the transmission type screen using an optical fiber.
SOLUTION: In the transmission type screen 40 using a light guide plate 41 provided with end surfaces of a plurality of optical fibers 41b which is planarly arranged, a diffusion layer 42 containing diffusing particles 42a and a polarizing plate 43 are disposed on a surface of the incident side of light of the light guide plate 41. Further, the planar transmission type screen 40 comprising a multilayer body of such light guide plate 41, diffusion layer 42 and polarizing plate 43 is disposed in a housing 50 of the rear projection type display device 10 as a display.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够获得具有宽视角的图像并且通过使用光学器件增加从透射型屏幕发射的投影图像的光的光扩散来减少外部光的影响的透射型屏幕纤维。解决方案：在使用设置有平面布置的多个光纤41b的端面的导光板41的透射型屏幕40中，将包含扩散粒子42a和偏振片43的扩散层42设置在导光板41的入射侧的表面。此外，包括这种导光板41，扩散层42和偏振片43的多层体的平面透射型屏幕40设置在后突起的壳体50中型显示装置10作为显示器。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2003075911A Liquid crystal projector by light-source switching system 审中-公开
标题翻译：液晶开关系统液晶投影机
公开(公告)号：JP2003075911A
公开(公告)日：2003-03-12
申请号：JP2001268630
申请日：2001-09-05
申请人： Fujitsu General Ltd , 株式会社富士通ゼネラル
发明人： EBISU NAOKI
IPC分类号： G02F1/13 , G02F1/1335 , G02F1/13357 , G03B21/00 , G03B21/14 , H04N9/31
摘要： PROBLEM TO BE SOLVED: To prolong a lamp replacement period, to eliminate the need for a wait time for re-illumination, and to reduce a feeling of physical disorder to a projection image accompanying mode switching. SOLUTION: A liquid crystal projector equipped with a light source part 1 equipped with a light source lamp 1a and a lighting optical system 1e which converges the light beam emitted by the light source lamp 1a by an integrator lens 1b, generates one kind of polarized wave by a polarized light converting element 1c, and converges the polarized wave on a necessary optical path by a condenser lens 1d, an optical modulation part 2 equipped with a liquid crystal panel 2a which inputs and optically modulates illumination light of the polarized wave converged by the lighting optical system 1e and outputs image light, and a projection lens 3 which enlarges and projects the modulated image light outputted by the liquid crystal panel 2a has a light source switching means 5 arranged behind the light source part 1 and also has a 2nd light source part 6, composed of a light source lamp 6a, a lighting optical system 6e, etc., adjacently to the light source switching means 5 so that their optical axes orthogonally cross each other.
摘要翻译：要解决的问题：延长灯泡更换周期，消除对再次照明的等待时间的需要，并且减少伴随模式切换的投影图像的物理障碍感。解决方案：一种配备有光源部分1的液晶投影仪，该光源部件1装备有由光源灯1a发射的光束通过积分透镜1b会聚的光源灯1a和照明光学系统1e，产生一种偏振波通过偏振光转换元件1c，通过聚光透镜1d将偏振光会聚在必要的光路上，配备有液晶面板2a的光学调制部2，该液晶面板2a输入并光学地调制由照明光学系统1e并输出图像光，并且放大和投影由液晶面板2a输出的调制图像光的投影透镜3具有布置在光源部1后面的光源切换装置5，并且还具有第二光源部分6由光源灯6a，照明光学系统6e等组成，与光源切换装置5相邻，使得它们的光轴正交交叉。

10. 发明专利

JP2003005285A Polarization conversion illuminator 审中-公开
标题翻译：极化转换照明器
公开(公告)号：JP2003005285A
公开(公告)日：2003-01-08
申请号：JP2001186555
申请日：2001-06-20
申请人： Fujitsu General Ltd , 株式会社富士通ゼネラル
发明人： EBISU NAOKI
IPC分类号： G02B5/30 , G02B27/28 , G02F1/1335 , G03B21/14
摘要： PROBLEM TO BE SOLVED: To prevent the temperature rise of a liquid crystal panel by optimizing the p/s separation membrane of a polarizing conversion element when an integrator lens is composed of a lens cell having an eccentric optical axis. SOLUTION: The integrator lens 2 of the lens cell having the eccentric optical axis and a normal integrator lens 3 condense a light beam from a light source. A polarization plane is aligned by the a polarization conversion block 4, a liquid crystal panel is irradiated with the light beam through a condensing lens, and a modulated light beam is projected on a screen by a projection lens. The p/s separation membrane of each element of the polarization conversion block is set according to the incidence angle α of each light beam so that the p/s separation characteristic is optimized. Both sides of the polarization conversion block may symmetrically be formed. Kinds of p/s separation membranes can greatly be reduced by setting the p/s separation membrane of each element of the left (right) half so as to be optimized using the average value of the incidence angles of all the elements of the left (right) half.
摘要翻译：要解决的问题：当积分透镜由具有偏心光轴的透镜单元组成时，通过优化偏振转换元件的p / s分离膜来防止液晶面板的温度上升。解决方案：具有偏心光轴的透镜单元的积分透镜2和通常的积分透镜3对来自光源的光束进行冷凝。通过偏振转换块4对偏振面进行对准，通过聚光透镜照射液晶面板，通过投影透镜将调制光束投射在屏幕上。根据每个光束的入射角α设定偏振转换块的每个元件的p / s分离膜，从而优化p / s分离特性。可以对称地形成偏振转换块的两侧。通过设置左（右）一半的每个元素的p / s分离膜，可以通过使用左（全部）的所有元素的入射角的平均值来优化p / s分离膜的种类右）一半。

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