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1. 发明专利

JP2011158862A Projector 有权
标题翻译：投影机
公开(公告)号：JP2011158862A
公开(公告)日：2011-08-18
申请号：JP2010022880
申请日：2010-02-04
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： UMEBACHI YUSUKE , UOSAKI TETSUSHI , KAWAJIRI SHINOBU
IPC分类号： G03B21/16 , G03B21/00
摘要： PROBLEM TO BE SOLVED: To provide a technique capable of suppressing the attachment range of a heat-radiating member from being restricted. SOLUTION: A projector includes a housing 9, a DMD element 7, the heat-radiating member 13, and a light-absorbing portion 17. The heat-absorbing portion 17 includes a projection portion 16 projecting into the housing 9 from the surface of the heat-radiating portion 13 through the opening 12 of the housing 9. The light-absorbing portion 17 absorbs an off-light L4 from the DMD element 7, in the projecting portion 16 and the heat-radiating member 13 radiates heat generated in the light-absorbing portion 17, by having the light-absorbing portion 17 receive the off-light L4, to the outside of the housing 9. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供能够抑制散热构件的安装范围受到限制的技术。解决方案：投影仪包括壳体9，DMD元件7，散热构件13和光吸收部分17.吸热部分17包括从壳体9突出到突出部分16的突出部分16 散热部13的表面经由壳体9的开口部12而被吸收。吸收部17从突出部16吸收来自DMD元件7的偏光L4，散热构件13散发产生的热量在光吸收部分17中，通过使光吸收部分17接收熄灭的光线L4到壳体9的外部。版权所有：（C）2011，JPO＆INPIT

2. 发明专利

JP2010066563A Projection image display device 有权
标题翻译：投影图像显示设备
公开(公告)号：JP2010066563A
公开(公告)日：2010-03-25
申请号：JP2008233227
申请日：2008-09-11
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： UOSAKI TETSUSHI , SATO TAKANORI , KIRIMURA AKIO
IPC分类号： G03B21/00 , H04N5/74
摘要： PROBLEM TO BE SOLVED: To provide a projection image display device capable of reducing a noise emitted through the upper housing of the device and noises emitted from the air inlet and the air outlet of the device.
SOLUTION: The projection image display device 1 includes: a lower housing 3 having the air inlet 3a and the air outlet, wherein a projection image display system 2 is stored; an upper-housing outer-shell part 4 disposed on the upper surface of the lower housing 3, functioning as an upper outermost surface; an upper-housing inner-shell part 5 formed nearly in the same shape as the upper-housing outer-shell part 4, disposed at the inside of the upper-housing outer-shell part 4 while leaving a predetermined distance from the upper-housing outer-shell part 4 nearly along the whole area; an air inlet-side case 6 disposed in front of the air inlet 3a of the lower housing 3, having an opening 6c facing the air inlet 3a, and a plurality of fins 6d by which the open surface of the opening 6c is divided into narrow parts; and an air outlet-side case 7 disposed in front of the air outlet of the lower housing 3, having an opening 7c facing the air outlet, and a plurality of fins 7d by which the open surface of the opening 7c is divided into narrow parts.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种投影图像显示装置，其能够减少通过装置的上壳体发出的噪声和从装置的进气口和出气口排出的噪声。投影图像显示装置1包括：具有空气入口3a和空气出口的下壳体3，其中存储投影图像显示系统2; 上壳体外壳部分4，设置在下壳体3的上表面上，用作最上表面; 形成为与上壳体外壳部4大致相同形状的上壳体内壳部5，其设置在上壳体外壳部4的内侧，同时离开上壳体外壳部4的预定距离外壳部分4几乎沿着整个区域; 设置在下壳体3的空气入口3a前面的空气入口侧壳体6，具有面向空气入口3a的开口6c和多个翅片6d，开口6c的开口表面被划分成窄部分; 以及设置在下壳体3的出风口前面的出气侧壳体7，具有面向空气出口的开口7c，以及多个翅片7d，开口7c的开口表面被分成窄部。版权所有（C）2010，JPO＆INPIT

3. 发明专利

JP2006337801A Projection type video display device, projection type multi-video display device, and video display method thereof 审中-公开
标题翻译：投影型视频显示装置，投影型多视频显示装置及其视频显示方法
公开(公告)号：JP2006337801A
公开(公告)日：2006-12-14
申请号：JP2005163810
申请日：2005-06-03
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： UOSAKI TETSUSHI , SHIBUE SHIGENORI
IPC分类号： G03B21/00 , G02F1/13 , G02F1/133 , G03B21/10 , G09G3/20 , H04N5/74
摘要： PROBLEM TO BE SOLVED: To provide a projection type video display device which is applicable to any projection type video display device independently of a classification of its display light modulation part and its configuration and can always measure and adjust luminance of a display video.
SOLUTION: The projection type video display device includes; a light source 11, a display light modulation part 13; a light modulation control part 23; a transmission/reflection part 12 for separating emitted light from the light source 11 into transmitted light 52 and a reflected light 53; a luminance measuring part 16 for measuring the luminance of light for measurement out of the transmitted light 52 and the reflected light 53; a storage part 18 for storing an initial constant value of the luminance of light for measurement; and a correction coefficient operation part 17 for operating a correction coefficient which approximately equalizes the measured value of the luminance to the initial constant value in the case the measured value and the initial constant value do not coincide with each other as the result of comparison. The light modulation control part 23 corrects the luminance of a display signal by the correction coefficient outputted from the correction coefficient operation part 17 and then outputs a video signal inputted from the outside.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于任何投影型视频显示装置的投影型视频显示装置，其独立于其显示光调制部分及其配置的分类，并且可以总是测量和调整显示视频的亮度。投影型视频显示装置包括：光源11，显示光调制部13; 光调制控制部23; 用于将来自光源11的发射光分离成透射光52和反射光53的透射/反射部分12; 用于测量透射光52和反射光53中用于测量的光的亮度的亮度测量部分16; 用于存储用于测量的光的亮度的初始常数值的存储部分18; 以及校正系数运算部17，作为比较结果，在测定值和初始常数值不一致的情况下，操作将亮度的测量值近似均衡为初始常数的校正系数。光调制控制部23通过从校正系数运算部17输出的校正系数来校正显示信号的亮度，然后输出从外部输入的视频信号。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2010175694A Projection display 审中-公开
标题翻译：投影显示
公开(公告)号：JP2010175694A
公开(公告)日：2010-08-12
申请号：JP2009016451
申请日：2009-01-28
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： CHIKAMA KAZUHISA , UOSAKI TETSUSHI , KAWAJIRI SHINOBU , UEKI HISANORI
IPC分类号： G03B21/16 , G02F1/13
摘要： PROBLEM TO BE SOLVED: To obtain a projection display greatly reducing dust, dirt or the like adhering to an optical element part without damaging cooling performance. SOLUTION: A first air channel member 1 provided on a suction side of an intake fan 6 includes an air channel 10 (10a) that meanders in an inside area leading to the intake fan 6 from an outside air intake 2 because a first baffle plate 3, a perforated sheet metal 4 and a second baffle plate 5 are provided in the inside area. Namely, sucked air taken in from the outside air intake 2 passes through the air channel 10 (10a) and is sucked to the suction side of the intake fan 6 when the intake fan 6 is driven. Furthermore, a second air channel member provided on a delivery side of the intake fan 6 guides delivered air from the intake fan 6 to the optical element part. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了获得大大减少粘附到光学元件部分上的灰尘，污垢等而不损害冷却性能的投影显示。解决方案：设置在进气风扇6的吸入侧的第一空气通道构件1包括从外部进气口2通向进气扇6的内部区域中蜿蜒的空气通道10（10a），因为第一挡板3，穿孔板金属4和第二挡板5设置在内部区域中。即，从进气风扇6被驱动时，从外部空气吸入口2吸入的吸入空气通过空气通道10（10a）并被吸入进气风扇6的吸入侧。此外，设置在进气风扇6的排出侧的第二空气通道构件将进入风扇6的输送空气引导到光学元件部。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2008268626A Cooling device 审中-公开
标题翻译：冷却装置
公开(公告)号：JP2008268626A
公开(公告)日：2008-11-06
申请号：JP2007112683
申请日：2007-04-23
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： UOSAKI TETSUSHI , TAKEUCHI HIROYUKI
IPC分类号： G03B21/16
摘要： PROBLEM TO BE SOLVED: To maintain dust-proof effect for a long time at a low cost, in order to prevent dust from entering downstream from a cooling fan.
SOLUTION: The cooling device includes: a cooling fan 2 for generating a current of cooling air; a dust-proof filter 1 disposed upstream in a ventilation path in the cooling fan, and used to filter the air sucked by the cooling fan; and a duct 3 for guiding the cooling air from the cooling fan toward an object to be cooled. The face of the duct 3, in a ventilation path has a large number of fine recesses and projections 4.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题为了防止灰尘进入冷却风扇的下游，为了以低成本长期保持防尘效果。解决方案：冷却装置包括：冷却风扇2，用于产生冷却空气的电流; 防尘过滤器1，设置在冷却风扇的通气路径的上游，用于过滤由冷却风扇吸入的空气; 以及用于将冷却风从冷却风扇向冷却对象引导的导管3。导管3的表面在通风路径上具有大量细小的凹凸4.版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2013225018A Projection device 审中-公开
标题翻译：投影设备
公开(公告)号：JP2013225018A
公开(公告)日：2013-10-31
申请号：JP2012096838
申请日：2012-04-20
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： UOSAKI TETSUSHI , TAKEUCHI HIROYUKI
IPC分类号： G03B21/16 , G02B27/18 , G03B21/00
摘要： PROBLEM TO BE SOLVED: To suppress a temperature rise inside a body due to off-light in a projection device including a reflection type projection element.SOLUTION: A projection device includes: a body 7 having an opening 7a; a DMD element 5 which is a reflection type projection element mounted in the body 7 to reflect off-light toward the opening 7a in the body 7; a light transmission member 10 which is disposed to close the opening 7a and transmits the off-light reflected by the DMD element 5; and a light receiving member 20 which is disposed outside the body 7 and receives the off-light transmitting through the light transmission member 10.
摘要翻译：要解决的问题：为了抑制在包括反射型投影元件的投影装置中的由于偏光而在体内的温度升高。投影装置包括：具有开口7a的主体7; DMD元件5，其是安装在主体7中的反射型投影元件，以朝向主体7中的开口7a反射偏光; 透光构件10，其设置成闭合开口7a并透射由DMD元件5反射的偏光; 以及设置在主体7的外部并且接收透过透光部件10的偏光的受光部件20。

7. 发明专利

JP2012181386A Reflection type optical element cooling device and reflection type optical element unit 审中-公开
标题翻译：反射型光学元件冷却装置和反射型光学元件单元
公开(公告)号：JP2012181386A
公开(公告)日：2012-09-20
申请号：JP2011044709
申请日：2011-03-02
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： UMEBACHI YUSUKE , UOSAKI TETSUSHI , KAWAJIRI SHINOBU
IPC分类号： G02B7/182 , G03B21/16 , H05K7/20
摘要： PROBLEM TO BE SOLVED: To provide a reflection type optical element cooling device which does not use a filter and has high cooling efficiency.SOLUTION: The reflection type optical element cooling device cools a DMD 6 being a reflection type video element. The DMD 6 has a mirror arrangement part 18 where a mirror is arranged on a light receiving surface 102, and includes: a front surface cooling member 17 arranged so as to be in contact with at least one part of the light receiving surface 102 except the mirror arrangement part 18; and a back surface cooling member 14 arranged on a back surface on an opposite side to the light receiving surface 102 of the DMD 6.
摘要翻译：要解决的问题：提供一种不使用过滤器并具有高冷却效率的反射型光学元件冷却装置。解决方案：反射型光学元件冷却装置冷却作为反射型视频元件的DMD 6。 DMD6具有镜配置部18，其中反射镜布置在光接收表面102上，并且包括：前表面冷却部件17，布置成与光接收表面102的至少一部分接触，除了镜子布置部分18; 以及配置在与DMD 6的光接收面102相反的一侧的背面的背面冷却部件14.权利要求（C）2012，JPO＆INPIT

8. 发明专利

JP2011180335A Projection-type image display device 有权
标题翻译：投影型图像显示装置
公开(公告)号：JP2011180335A
公开(公告)日：2011-09-15
申请号：JP2010043958
申请日：2010-03-01
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： UOSAKI TETSUSHI , IWAI TOSHIMITSU
IPC分类号： G03B21/16 , H04N5/74 , H04N9/31
CPC分类号： G03B21/16
摘要： PROBLEM TO BE SOLVED: To provide a projection-type image display device capable of both minimizing the lowering of a cooling capability and simplifying the maintenance of a filter. SOLUTION: The projection-type image display device includes: a filter material 2 for filtering outside air taken into a casing; a loop-shaped filter frame 1 to which the filter material 2 can be mounted; a drive mechanism 4 for rotating and moving the filter frame in a loop direction of the loop shape; and a dust removal brush 5 brought into contact with the filter material 2 while being spun at a predetermined position. The filter material 2 is mounted to a part of a loop-shaped surface of the filter frame 1. The filter material is not mounted but a ventilation part 3 is provided in the other part of the loop-shaped surface of the filter frame 1. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种投影型图像显示装置，其能够最小化冷却能力的降低和简化过滤器的维护。投影型图像显示装置包括：过滤材料2，用于过滤进入壳体的外部空气; 可安装过滤材料2的环形过滤器框架1; 驱动机构4，用于沿着环形的环形方向旋转和移动过滤器框架; 以及在预定位置旋转时与过滤材料2接触的除尘刷5。过滤材料2安装在过滤器框架1的环状表面的一部分上。过滤材料未被安装，但是在过滤器框架1的环形表面的另一部分中设置通风部3。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2010175583A Projection display device 审中-公开
标题翻译：投影显示设备
公开(公告)号：JP2010175583A
公开(公告)日：2010-08-12
申请号：JP2009014997
申请日：2009-01-27
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： HINOMOTO NOBUHIDE , KAWAGUCHI MITSUHIRO , IWAI TOSHIMITSU , UOSAKI TETSUSHI , KANBARA SHINJI , KAWAJIRI SHINOBU
IPC分类号： G03B21/16 , H04N5/74
摘要： PROBLEM TO BE SOLVED: To provide a projection display device capable of obtaining stable electric contact and suppressing contact thermal resistance.
SOLUTION: The projection display device includes a stepped screw 711 for tightening and fixing a DMD element 500, a DMD holder 540, a DMD control substrate, a substrate reinforcing member 550, and a heat sink 534 together on an optical engine housing 700. A protrusion of the heat sink 534 and a heat radiation part of the DMD element 500 are fixed in contact with each other by pressing of the heat sink 534 energized by a compression coil spring 522 generated when the stepped screw 711 is tightened.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供能够获得稳定的电接触和抑制接触热阻的投影显示装置。解决方案：投影显示装置包括用于将DMD元件500，DMD保持器540，DMD控制基板，基板加强元件550和散热器534紧固并固定在光学引擎壳体上的阶梯螺钉711 散热器534的突起和DMD元件500的散热部分通过按压当阶梯螺钉711被紧固时产生的压缩螺旋弹簧522通电的散热片534彼此接触而固定。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2010169908A Projection display device 有权
标题翻译：投影显示设备
公开(公告)号：JP2010169908A
公开(公告)日：2010-08-05
申请号：JP2009012601
申请日：2009-01-23
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： UOSAKI TETSUSHI , YAHARA HIROYUKI , HINOMOTO NOBUHIDE , KAWAJIRI SHINOBU
IPC分类号： G03B21/16 , H04N5/74
摘要： PROBLEM TO BE SOLVED: To provide a projection display device capable of cooling and controlling all the parts inside the device optimally by taking the scope of temperature of a light source during operation into account.
SOLUTION: The projection display device includes the light source 1, a modulating means 13 for modulating light from the light source in accordance with an image signal, a projection lens 5 for projecting modulated light, an electronic circuit 12 including a power supply circuit and a signal processing circuit, a cooling device for cooling the inside of the device, and a controlling means 11 for controlling drive of the cooling device. The cooling device includes a light source cooler 2 for cooling the light source, a modulating means cooler 4 for cooling the modulating means, and a circuit cooler 6 for cooling the electronic circuit 12, wherein the cooling device includes an operation mode including usual operation mode and a highly cooling mode for cooling with higher power than that of the usual operation mode. The controlling means 11 controls in such a way that the specific cooler cools with power equal to the usual operation mode in the highly cooling mode and the other coolers cool with higher power than that in the usual operation mode.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种投影显示装置，其能够在操作期间考虑光源的温度范围来最佳地冷却和控制装置内的所有部件。解决方案：投影显示装置包括光源1，用于根据图像信号调制来自光源的光的调制装置13，用于投影调制光的投影透镜5，包括电源的电子电路12 电路和信号处理电路，用于冷却装置内部的冷却装置，以及用于控制冷却装置的驱动的控制装置11。冷却装置包括用于冷却光源的光源冷却器2，用于冷却调制装置的调制装置冷却器4和用于冷却电子电路12的电路冷却器6，其中冷却装置包括包括常规操作模式的操作模式并且具有比通常的操作模式更高功率的高冷却模式。控制装置11以这样的方式控制特定冷却器的功率等于高冷却模式中的通常操作模式，而另一冷却器以比通常操作模式更高的功率冷却。版权所有（C）2010，JPO＆INPIT

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