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1. 发明授权

US08998475B2 Lighting system and display device 有权
标题翻译：照明系统和显示设备
公开(公告)号：US08998475B2
公开(公告)日：2015-04-07
申请号：US14110765
申请日：2012-04-12
申请人： Ryuzo Yuki , Takeshi Ishida
发明人： Ryuzo Yuki , Takeshi Ishida
IPC分类号： F21V7/04 , F21V8/00
CPC分类号： G02B6/0055 , G02B6/002 , G02B6/0036 , G02B6/0038
摘要： A plurality of prisms 23e which make an input angle of light from an LED 21 with respect to a rear surface of a light guiding body 23 gradually small are provided on a light emission plane 23b of the light guiding body 23, and a plurality of prisms 24b which cause the light from the LED 21 to be totally reflected to front in an interface between a rear surface of a low refractive index layer 24 and an air layer are provided on the rear surface of the light guiding plate 22. The light guiding plate 22 further includes an inclined plane 30 which is inclined to an optical axis O of the light from the LED 21. The inclined plane 30 is configured so as to cause input light to be reflected in the direction which is close to the optical axis O.
摘要翻译：在导光体23的发光面23b上设置有多个相对于导光体23的后表面相对于LED21的输入角度逐渐变小的棱镜23e，多个棱镜在导光板22的后表面上设置有使来自LED21的光完全反射到低折射率层24的后表面与空气层的背面的界面的24b。导光板 22还包括倾斜平面30，其倾斜于来自LED 21的光的光轴O.倾斜平面30被配置为使得输入光在靠近光轴O的方向上被反射。

2. 发明授权

US09348081B2 Illumination device and display device 有权
标题翻译：照明装置和显示装置
公开(公告)号：US09348081B2
公开(公告)日：2016-05-24
申请号：US14130529
申请日：2012-06-15
申请人： Ryuzo Yuki , Takeshi Ishida
发明人： Ryuzo Yuki , Takeshi Ishida
IPC分类号： F21V8/00 , G02F1/1335
CPC分类号： G02B6/0033 , G02B6/0018 , G02B6/0035 , G02B6/0036 , G02B6/0053 , G02F1/133615
摘要： Provided is an illumination device capable of improved illumination quality. This back-light unit (illumination device) (20) is provided with a light source, and a light guide (23) which guides light from the light source. The light guide (23) includes an incidence surface (light incidence surface (23a)) where light from the light source is incident, an end region (22b) on the light source side, and a light emitting region (22a) arranged on the side opposite of the light source with respect to the end region (22b). Prisms (23e) which reflect the light entering the light guide (23) are provided in the light emitting region of the light guide (23). These prisms (23e) are configured to begin from a position (L1) separated by a predetermined distance (D30) from the light incidence surface (23a) in the end region (22b).
摘要翻译：提供能够提高照明质量的照明装置。该背光单元（照明装置）（20）设置有光源，以及导光体（23），其引导来自光源的光。光导（23）包括入射面（光入射面（23a）），其中来自光源的光入射，光源侧的端部区域（22b）和布置在光源侧的发光区域相对于端部区域（22b）与光源相反的一侧。反射入射光导（23）的光的棱镜（23e）设置在光导（23）的发光区域。这些棱镜（23e）被配置为从在端部区域（22b）中与光入射表面（23a）分开预定距离（D30）的位置（L1）开始。

3. 发明授权

US09164216B2 Illumination device and display device 有权
标题翻译：照明装置和显示装置
公开(公告)号：US09164216B2
公开(公告)日：2015-10-20
申请号：US14130532
申请日：2012-06-13
申请人： Ryuzo Yuki , Takeshi Ishida , Fumie Kunimasa
发明人： Ryuzo Yuki , Takeshi Ishida , Fumie Kunimasa
IPC分类号： F21V7/04 , F21V8/00
CPC分类号： G02B6/0018 , G02B6/0016 , G02B6/0038 , G02B6/0053
摘要： Provided is an illumination device for obtaining planar light having satisfactory uniformity and suppressed brightness irregularities. A backlight unit (illumination device) (20) comprises a light source and a light-guiding element (23) for guiding light from the light source. The light-guiding element (23) includes prisms (23q) formed in an end area (22b) on the light source side, and prisms (23i) formed in an area (a light-emitting area (22a)) on the side opposite the light source relative to the end area (22b). The prisms (23q) vary the propagation angle of light spreading in a direction intersecting the direction of light entry, more so than the prisms (23i).
摘要翻译：提供一种用于获得具有令人满意的均匀性和抑制的亮度不规则的平面光的照明装置。背光单元（照明装置）（20）包括光源和用于引导来自光源的光的导光元件（23）。导光元件（23）包括形成在光源侧的端部区域（22b）中的棱镜（17a）和形成在相对侧的区域（发光区域（22a））中的棱镜（23i）光源相对于端部区域（22b）。棱镜（23q）改变在与光入射方向相交的方向上扩散的光的传播角度，比棱镜（23i）更大。

4. 发明申请

US20140146561A1 ILLUMINATION DEVICE AND DISPLAY DEVICE 有权
标题翻译：照明装置和显示装置
公开(公告)号：US20140146561A1
公开(公告)日：2014-05-29
申请号：US14130529
申请日：2012-06-15
申请人： Ryuzo Yuki , Takeshi Ishida
发明人： Ryuzo Yuki , Takeshi Ishida
IPC分类号： F21V8/00
CPC分类号： G02B6/0033 , G02B6/0018 , G02B6/0035 , G02B6/0036 , G02B6/0053 , G02F1/133615
摘要： Provided is an illumination device capable of improved illumination quality. This back-light unit (illumination device) (20) is provided with a light source, and a light guide (23) which guides light from the light source. The light guide (23) includes an incidence surface (light incidence surface (23a)) where light from the light source is incident, an end region (22b) on the light source side, and a light emitting region (22a) arranged on the side opposite of the light source with respect to the end region (22b). Prisms (23e) which reflect the light entering the light guide (23) are provided in the light emitting region of the light guide (23). These prisms (23e) are configured to begin from a position (L1) separated by a predetermined distance (D30) from the light incidence surface (23a) in the end region (22b).
摘要翻译：提供能够提高照明质量的照明装置。该背光单元（照明装置）（20）设置有光源，以及导光体（23），其引导来自光源的光。光导（23）包括入射面（光入射面（23a）），其中来自光源的光入射，光源侧的端部区域（22b）和布置在光源侧的发光区域相对于端部区域（22b）与光源相反的一侧。反射入射光导（23）的光的棱镜（23e）设置在光导（23）的发光区域。这些棱镜（23e）被配置为从在端部区域（22b）中与光入射表面（23a）分开预定距离（D30）的位置（L1）开始。

5. 发明申请

US20120013654A1 DISPLAY PANEL AND DISPLAY DEVICE 审中-公开
标题翻译：显示面板和显示设备
公开(公告)号：US20120013654A1
公开(公告)日：2012-01-19
申请号：US13260051
申请日：2009-10-29
申请人： Yuji Yashiro , Kazuya Kaida , Shinya Kadowaki , Fumie Kunimasa , Takeshi Ishida , Hiroaki Shigeta , Ryuzo Yuki
发明人： Yuji Yashiro , Kazuya Kaida , Shinya Kadowaki , Fumie Kunimasa , Takeshi Ishida , Hiroaki Shigeta , Ryuzo Yuki
IPC分类号： G09G5/10
CPC分类号： G02F1/133514 , G02F1/133504 , G02F1/133617 , G02F2201/305
摘要： A liquid crystal display panel (39) includes a diffraction grating (DG) that is provided on the side of the inner surface (32N) of an opposed substrate (32) for receiving light and is used for enhancing the light output efficiency from the inner surface (32N) to the outside.
摘要翻译：液晶显示面板（39）具有衍射光栅（DG），该衍射光栅（DG）设置在用于接收光的相对基板（32）的内表面（32N）侧，用于提高从内部表面（32N）到外面。

6. 发明申请

US20110267561A1 DISPLAY DEVICE 审中-公开
标题翻译：显示设备
公开(公告)号：US20110267561A1
公开(公告)日：2011-11-03
申请号：US13143269
申请日：2010-01-22
申请人： Tadashi Nemoto , Naru Usukura , Hiromi Katoh , Hiroaki Shigeta , Ryuzo Yuki , Yuuichi Kanbayashi
发明人： Tadashi Nemoto , Naru Usukura , Hiromi Katoh , Hiroaki Shigeta , Ryuzo Yuki , Yuuichi Kanbayashi
IPC分类号： G02F1/1335
CPC分类号： G02F1/13338 , G02F1/13363 , G02F2001/133638 , G02F2413/02
摘要： A liquid crystal display device (display device) (100) of the present invention includes a display panel (20) provided with a plurality of light sensor elements, and has an area sensor function in which the plurality of light sensor elements detect an image on a surface of the liquid crystal display device, so as to determine a location of an input from outside. The liquid crystal display device includes (i) a front side polarizing plate (40) provided on or above a surface of the display panel (20) which surface is on an image display surface side and (ii) a λ/2 phase plate (50b) and a λ/4 phase plate (50a) which are stacked in this order on the front side polarizing plate (40) so that an optical axis (a slow axis) of the λ/2 phase plate (50b) and an optical axis (a slow axis) of the λ/4 phase plate (50a) intersect with each other. The phase plate formed by stacking the λ/2 phase plate (50b) and the λ/4 phase plate (50a) is referred to as a broadband λ/4 phase plate (50). This makes a light sensor equipped display device which (i) prevents a reflection of light coming from a display image and (ii) allows determination of an input location with higher accuracy.
摘要翻译：本发明的液晶显示装置（显示装置）（100）具备：多个光传感器元件的显示面板（20），具有多个光传感器元件检测图像的区域传感器功能液晶显示装置的表面，以便从外部确定输入的位置。液晶显示装置包括：（i）设置在显示面板（20）的表面上或上方的前侧偏振片（40），其表面位于图像显示面侧，（ii）λ/ 2相位板 50b）和λ/ 4相位板（50a），它们依次叠置在前侧偏光板（40）上，使得λ/ 2相位板（50b）的光轴（慢轴）和光学 λ/ 4相位板（50a）的轴（慢轴）相交。将λ/ 2相位板（50b）和λ/ 4相位板（50a）叠层而形成的相位板称为宽带λ/ 4相位板（50）。这使得配备有光传感器的显示装置（i）防止来自显示图像的光的反射，以及（ii）允许以更高精度确定输入位置。

7. 发明授权

US09188728B2 Illuminating device and display device 有权
标题翻译：照明装置和显示装置
公开(公告)号：US09188728B2
公开(公告)日：2015-11-17
申请号：US14126861
申请日：2012-06-11
申请人： Takeshi Ishida , Ryuzo Yuki
发明人： Takeshi Ishida , Ryuzo Yuki
IPC分类号： F21V8/00
CPC分类号： G02B6/0036 , G02B6/0038 , G02B6/0053
摘要： An illuminating device 20 includes a plurality of light sources 21 and a light guide plate 30 guiding light incident on an incident surface 30a that opposes the light sources 21 and emitting illuminating light from an emission surface 30b. The light guide plate 30 includes a plurality of prisms 32 that extend in an optical axis direction Y and are arranged next to each other in a longitudinal direction X, the prisms 32 scattering the guided light in the longitudinal direction X. At least a top portion 32a of each prism 32 includes a curved portion 32c having a curved shape in cross section. A bottom portion 32b of each prism 32, the bottom portion 32b extending upward from a surface of the light guide plate 30, has a radius of curvature greater than that of the top portion 32a.
摘要翻译：照明装置20包括多个光源21和导光板30，该导光板30引导入射在与光源21相对的入射面30a上的光并从发射面30b发射照明光。导光板30包括在光轴方向Y上延伸并沿纵向方向X彼此相邻布置的多个棱镜32，棱镜32沿纵向方向X散射被引导光。至少顶部每个棱镜32的32a包括具有弯曲形状的横截面的弯曲部分32c。每个棱镜32的底部32b，从导光板30的表面向上延伸的底部32b具有大于顶部32a的曲率半径。

8. 发明申请

US20140146562A1 ILLUMINATION DEVICE AND DISPLAY DEVICE 审中-公开
标题翻译：照明装置和显示装置
公开(公告)号：US20140146562A1
公开(公告)日：2014-05-29
申请号：US14232136
申请日：2012-06-13
申请人： Takeshi Ishida , Ryuzo Yuki , Yoshitsugu Kawahigashi , Ichiro Umekawa , Shugo Yagi
发明人： Takeshi Ishida , Ryuzo Yuki , Yoshitsugu Kawahigashi , Ichiro Umekawa , Shugo Yagi
IPC分类号： F21V8/00
CPC分类号： G02B6/0086 , G02B6/0036 , G02B6/0038 , G02B6/0053 , G02B6/0088
摘要： A backlight unit comprises a light source, a light guide plate and a frame. The light guide plate comprises a light guide and a low-refractive-index layer. The refractive index of the low-refractive-index layer is less than the refractive index of the light guide. A plurality of prisms for gradually reducing the angle of incidence of light coming from the light source with respect to the rear surface of the light guide are provided to the front surface or rear surface of the light guide. A plurality of prisms for totally reflecting forward the light coming from the light source are provided to the rear surface of the light guide plate. The frame comprises walls for surrounding the light source and the light guide plate. The width of the upper side of the walls and the width of the lower side thereof are substantially equal.
摘要翻译：背光单元包括光源，导光板和框架。导光板包括光导和低折射率层。低折射率层的折射率小于导光体的折射率。用于逐渐减小光源相对于光导的后表面的光的入射角的多个棱镜被提供到光导的前表面或后表面。用于将来自光源的光全反射的多个棱镜设置在导光板的后表面。框架包括围绕光源和导光板的壁。壁的上侧的宽度和其下侧的宽度基本相等。

9. 发明申请

US20120242636A1 DISPLAY DEVICE 审中-公开
标题翻译：显示设备
公开(公告)号：US20120242636A1
公开(公告)日：2012-09-27
申请号：US13512878
申请日：2010-12-07
申请人： Ryuzo Yuki , Naru Usukura
发明人： Ryuzo Yuki , Naru Usukura
IPC分类号： G09G5/00
CPC分类号： G06F3/0412 , G02F1/13318 , G02F2001/13312
摘要： Decrease in resolution is minimized even in a photosensor including a plurality of receivers. In a photosensor-equipped display device including a plurality of photosensor assemblies in a display region that displays an image, each of the photosensor assemblies includes: a plurality of sensor apertures (18a-18c) that allow light to enter the display device through a display surface for the image in the display region; and a plurality of light receivers (D1-D3) provided below the respective sensor apertures (18a-18c) for receiving light entering the display device through the sensor apertures (18a-18c) and converting the light into an electric signal, and the plurality of sensor apertures (18a-18c) and the plurality of light receivers (D1-D3) are arranged in at least one direction, and at least one (18a, 18c) of the plurality of sensor apertures (18a-18c) that is located outward is displaced inward relative to at least one of the light receivers (D1-D3) that is located below that at least one sensor aperture.
摘要翻译：即使在包括多个接收器的光传感器中，分辨率的降低也被最小化。在包括显示图像的显示区域中的多个光传感器组件的装有光电传感器的显示装置中，每个光传感器组件包括：多个传感器孔（18a-18c），其允许光通过显示器进入显示装置显示区域中的图像的表面; 以及设置在相应的传感器孔口（18a-18c）下方的多个光接收器（D1-D3），用于接收通过传感器孔口（18a-18c）进入显示装置的光并将光转换成电信号，并且多个的传感器孔（18a-18c）和多个光接收器（D1-D3）沿至少一个方向排列，并且位于多个传感器孔（18a-18c）中的至少一个（18a，18c）向外相对于位于至少一个传感器孔径下方的光接收器（D1-D3）中的至少一个向内偏移。

10. 发明申请

US20120169962A1 OPTICAL SENSOR AND DISPLAY DEVICE 审中-公开
标题翻译：光传感器和显示设备
公开(公告)号：US20120169962A1
公开(公告)日：2012-07-05
申请号：US13395388
申请日：2010-08-19
申请人： Ryuzo Yuki , Naru Usukura , Hiromi Katoh , Tadashi Nemoto , Hiroaki Shigeta , Yuichi Kanbayashi
发明人： Ryuzo Yuki , Naru Usukura , Hiromi Katoh , Tadashi Nemoto , Hiroaki Shigeta , Yuichi Kanbayashi
IPC分类号： G02F1/13357 , H01J9/26 , G02F1/1335
CPC分类号： G01J1/02 , G01J1/0204 , G01J1/0488 , G01J1/46 , G01J3/506 , G06F3/0412 , G06F3/042
摘要： In a liquid crystal display device, noise light to a photodetecting element is reduced, whereby an improved S/N ratio is achieved. The liquid crystal display device includes: a first substrate (100) on which a pixel circuit is provided; a second substrate (101) arranged so as to face the first substrate (100) with a liquid crystal layer (30) being interposed therebetween; a photodetecting element (17) provided on the first substrate (100); and a detection light filter (18) that is provided between the photodetecting element (17) and the liquid crystal layer (30) and that cuts off light in a band outside a signal light band that is a band of light to be detected by the photodetecting element (17).
摘要翻译：在液晶显示装置中，对光检测元件的噪声光减少，从而实现了提高的S / N比。液晶显示装置包括：设置有像素电路的第一基板（100）第二基板（101），其间配置有与第一基板（100）相对的液晶层（30）; 设置在第一基板（100）上的光电检测元件（17）; 以及检测用滤光器（18），其设置在所述受光元件（17）和所述液晶层（30）之间，并且在所述光检测元件（17）和所述液晶层光检测元件（17）。

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