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    • 3. 发明申请
    • PHOTOELECTRIC TRANSDUCER
    • 光电传感器
    • US20120273911A1
    • 2012-11-01
    • US13520126
    • 2010-12-17
    • Hiroaki ShigetaYuhji YashiroYuhsuke TsudaSusumu NodaMasayuki FujitaYoshinori Tanaka
    • Hiroaki ShigetaYuhji YashiroYuhsuke TsudaSusumu NodaMasayuki FujitaYoshinori Tanaka
    • H01L31/0232
    • H01L31/02327
    • A photoelectric transducer (10) including: a semiconductor layer (13); and a photonic crystal (21) formed inside the semiconductor layer, the photonic crystal being formed by providing nanorods (19) inside the semiconductor layer, each of the nanorods having a refractive index lower than that of a medium of the semiconductor layer, the nanorods being provided two-dimensionally and periodically at a pitch of not less than λ/4 nor more than λ, where λ is a wavelength of a peak of resonance caused by the photonic crystal, the photoelectric transducer satisfying the following formula: 0.2QV≦Qα≦5.4QV where Qv is (a) a Q value which indicates a magnitude of an effect of resonance caused by coupling between the photonic crystal and an external world and (b) in proportion to a reciprocal of a coefficient κV indicating a strength of the coupling between the photonic crystal and the external world, and Qa is (a) a Q value which indicates a magnitude of an effect of resonance caused by the medium of the semiconductor layer and (b) in proportion to a reciprocal of a coefficient αa of light absorption by the medium of the semiconductor layer. This allows an increase in light absorption ratio of a photoelectric transducer including a photonic crystal structure.
    • 一种光电变换器(10),包括:半导体层(13); 和形成在所述半导体层内的光子晶体(21),所述光子晶体通过在所述半导体层内部提供纳米棒(19)形成,所述纳米棒的折射率低于所述半导体层的介质的折射率,所述纳米棒 以不小于λ/ 4的间距不大于λ的间隔二维和周期地设置,其中λ是由光子晶体引起的共振峰的波长,光电传感器满足下式:0.2QV≦̸Qα&nlE 其中Qv是(a)Q值,其表示由光子晶体和外部世界之间的耦合引起的谐振的影响的大小,以及(b)与系数的倒数成比例,kgr; V表示强度 的光子晶体与外界之间的耦合,Qa是(a)Q值,其表示由半导体层的介质引起的共振效应的大小,(b)与 由半导体层的介质的光吸收系数αa的倒数。 这允许包括光子晶体结构的光电变换器的光吸收率增加。
    • 6. 发明申请
    • DISPLAY PANEL AND DISPLAY DEVICE
    • 显示面板和显示设备
    • US20120019740A1
    • 2012-01-26
    • US13256627
    • 2009-10-16
    • Shinya KadowakiTakeshi IshidaKazuya KaidaYuhji YashiroFumie KunimasaHiroaki ShigetaRyazo Yuki
    • Shinya KadowakiTakeshi IshidaKazuya KaidaYuhji YashiroFumie KunimasaHiroaki ShigetaRyazo Yuki
    • G02F1/1335
    • G02B5/201G02F1/133504G02F1/133512G02F1/133617G02F2001/133562
    • Disclosed is a liquid crystal display panel wherein the utilization efficiency of light can be improved, while suppressing deterioration of the contrast. Specifically, a color filter (17) of a liquid crystal display panel (10) comprises: a black matrix (21) which is provided with an opening (2a); a red phosphor layer (22) and a red filter layer (23) which are arranged within the opening (21a) in a red display region (R); a green phosphor layer (24) and a green filter layer (25) which are arranged within the opening (21a) in a green display region (G); and a transparent resin layer (26) and a blue filter layer (27) which are arranged within the opening (21a) in a blue display region (B) A light exit surface of the transparent resin layer (26) is provided with a plurality of projected portions (26c), and the transparent resin layer (26) has a refractive index different from that of the blue filter layer (27), which is in contact with the light exit surface. The transparent resin layer (26) is a light diffusion layer, and is capable of increasing the viewing angle of blue light.
    • 公开了一种液晶显示面板,其中可以在抑制对比度降低的同时提高光的利用效率。 具体地,液晶显示面板(10)的滤色器(17)包括:设置有开口(2a)的黑矩阵(21); 布置在红色显示区域(R)中的开口(21a)内的红色荧光体层(22)和红色滤色器层(23) 在绿色显示区域(G)中布置在开口(21a)内的绿色荧光体层(24)和绿色滤光层(25); 以及布置在蓝色显示区域(B)的开口(21a)内的透明树脂层(26)和蓝色滤色器层(27)。透明树脂层(26)的光出射面设置有多个 的突出部分(26c),并且透明树脂层(26)具有与与光出射表面接触的蓝色滤光层(27)的折射率不同的折射率。 透明树脂层(26)是光扩散层,能够增大蓝光的视野角。
    • 7. 发明申请
    • WAVELENGTH SELECTIVE REFLECTION ELEMENT, WAVELENGTH SELECTIVE REFLECTION UNIT, AND REFLECTIVE DISPLAY DEVICE
    • 波长选择性反射元件,波长选择反射单元和反射显示器件
    • US20120147456A1
    • 2012-06-14
    • US13389560
    • 2010-05-12
    • Hiroaki ShigetaYuhji Yashiro
    • Hiroaki ShigetaYuhji Yashiro
    • G02F1/167
    • G02B26/001
    • A wavelength selective reflection element according to the present invention includes: an upper transparent plate (12) on which a guide-mode resonant grating (11) is formed; a lower transparent plate (13) disposed facing the upper transparent plate (12); and MEMS switches (14) and (15) being microelectromechanical systems, provided on (i) a side of one edge of the upper transparent plate (12) and a corresponding one edge of the lower transparent plate (13) and (ii) a side of another edge of the substrate and a corresponding another edge of the transparent plate, the side of the another edge being a side of an edge of the upper transparent plate (12) and a corresponding edge of the lower transparent plate (13) which faces the side of the one edge. This allows for causing a change in a gap between the upper transparent plate (12) and the lower transparent plate (13), by driving at least one of the MEMS switches.
    • 根据本发明的波长选择反射元件包括:形成有导向模式谐振光栅(11)的上透明板(12); 面向所述上透明板(12)设置的下透明板(13); 和MEMS开关(14)和(15)是微机电系统,其设置在(i)上透明板(12)的一个边缘的一侧和下透明板(13)的对应的一个边缘,以及(ii) 所述基板的另一边缘的一侧和所述透明板的相应的另一边缘,所述另一边缘的侧面是所述上透明板(12)的边缘的侧面和所述下透明板(13)的相应边缘, 面对一边的一边。 这允许通过驱动至少一个MEMS开关来引起上透明板(12)和下透明板(13)之间的间隙的变化。