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    • 113. 发明申请
    • ORGANIC/INORGANIC HYBRID OPTICAL AMPLIFIER WITH WAVELENGTH CONVERSION
    • 有机/无机混合光放大器,具有波长转换
    • US20130215496A1
    • 2013-08-22
    • US13817284
    • 2011-08-16
    • Dayan BanZhenghong LuJun Chen
    • Dayan BanZhenghong LuJun Chen
    • H01L31/14
    • H01L31/14G02F1/015G02F2202/101G02F2202/102G02F2202/12G02F2203/11H01L27/3227H01L31/153H01L2251/5315
    • A device and related fabrication method is provided for an organic/inorganic hybrid optical amplifier with a function of converting infrared light to visible light. The hybrid device integrates an inorganic heterojunction phototransistor (HPT), an embedded metal electrode mirror with a dual function as an optical mirror and charge injection electrode, and an organic light emitting diode (OLED). This integrated optical amplifier is capable of amplifying the incoming light and producing light emission with a power greater than that of the incoming signal. In the second aspect of the invention, the optical amplifier is capable of detecting an incoming infrared electromagnetic wave and converting the wave back to a visible light wave. The optical device has dual functions of optical power amplification and photon energy up-conversion. The optical amplifier device consists of an InGaAs/InP based HPT structure as photodetector, gold-coated metals as embedded mirror and a top-emission OLED. New optical up-conversion imaging devices are also provided that include focal-point array of the organic/inorganic hybrid optical amplifier devices in pixelated formats. The up-conversion imaging devices have a fast response time to enable gated operation for practical applications such as night vision, active surveillance, semiconductor wafer inspection and eye-safe infrared imaging. More importantly, the up-conversion imaging devices would be particularly useful for detecting ultra-low intensity infrared scenes.
    • 提供了一种具有将红外光转换成可见光的功能的有机/无机混合光放大器的装置及相关制造方法。 该混合器件集成了无机异质结光电晶体管(HPT),作为光学反射镜和电荷注入电极以及有机发光二极管(OLED)的双重功能的嵌入式金属电极镜。 该集成光放大器能够放大入射光并产生具有大于输入信号的功率的光发射。 在本发明的第二方面中,光放大器能够检测输入的红外电磁波并将波转换回可见光波。 光学器件具有光功率放大和光子能量上变换的双重功能。 光放大器装置由基于InGaAs / InP的HPT结构作为光电检测器,镀金属作为嵌入式反射镜和顶部发射OLED。 还提供了新的光学上转换成像装置,其包括像素化格式的有机/无机混合光放大器装置的焦点阵列。 上转换成像装置具有快速的响应时间,以便在诸如夜视,主动监视,半导体晶片检查和眼睛安全的红外成像之类的实际应用中实现门控操作。 更重要的是,上转换成像装置对于检测超低强度红外场景特别有用。
    • 115. 发明申请
    • ELECTRO-OPTICAL CONTROLLABLE GLAZING
    • 电光控制玻璃
    • US20130107176A1
    • 2013-05-02
    • US13809472
    • 2011-07-18
    • Casper Laurens Van Oosten
    • Casper Laurens Van Oosten
    • G02F1/1335
    • G02F1/133536G02F1/13725G02F1/1393G02F2001/133541G02F2001/133543G02F2203/05G02F2203/11
    • A controllable glazing, containing at least a first and a second reflective polarizer and a liquid-crystal-dye layer. The liquid-crystal-dye-layer is arranged between the first and the second reflective polarizer. The alignment of the dichroic dye and the alignment of the liquid crystal of the liquid-crystal-dye-layer are changeable. The first and the second reflective polarizer are denoted for electromagnetic radiation in the wavelength range of λ1 to λ2 and the liquid-crystal-dye-layer is selected such that the electromagnetic radiation transmission through the controllable glazing is controlled in the wavelength range of λ3 to λ4 by dye-absorbance and in the wavelength range λ1 to λ2 by alignment of the liquid crystal and the dye in the liquid-crystal-dye layer. The wavelength range of λ1 to λ2 is within the wavelength range of 750 nm to 2000 nm and the wavelength range of λ3 to λ4 is within the wavelength range of 380 nm to 750 nm.
    • 包含至少第一和第二反射偏振器和液晶 - 染料层的可控玻璃。 液晶染料层布置在第一和第二反射型偏振片之间。 二色性染料的取向和液晶染料层的液晶的排列变化。 第一和第二反射型偏振器用于在λ1至λ2的波长范围内的电磁辐射,并且选择液晶 - 染料层,使得通过可控玻璃的电磁辐射传播被控制在λ3至 λ4通过染料吸光度和在λ1至λ2的波长范围内,通过液晶和液晶染料层中的染料的取向。 λ1至λ2的波长范围在750nm至2000nm的波长范围内,λ3至λ4的波长范围在380nm至750nm的波长范围内。
    • 117. 发明授权
    • Display with infrared backlight source and multi-touch sensing function
    • 显示红外线背光源和多点触摸感应功能
    • US08350827B2
    • 2013-01-08
    • US11888143
    • 2007-07-31
    • In Jae ChungIn Ho AhnSang Hyuck Bae
    • In Jae ChungIn Ho AhnSang Hyuck Bae
    • G06F3/042
    • G02F1/1368G02F1/13338G02F2001/13312G02F2203/11G06F3/0412G06F3/0421
    • A touch-sensing display screen includes an upper transparent substrate, a lower substrate opposite the upper substrate, and a backlight unit having an infrared light source configured to radiate infrared light through the upper substrate in a first direction. A transparent window is disposed in alignment with the infrared light source and between the upper and lower transparent substrates. A portion of the infrared light radiated in the first direction is reflected back through the upper substrate and through the transparent window in a second direction by an object touching a surface of the upper transparent substrate. A pixel thin-film transistor on the lower substrate is configured to activate a pixel electrode, and an infrared light-sensing thin-film transistor is configured to sense the infrared light received through the upper substrate in the second direction, and output an infrared light-sense signal in response thereto.
    • 触摸感测显示屏包括上透明基板,与上基板相对的下基板,以及具有红外光源的背光单元,该红外光源被配置为沿第一方向沿着上基板辐射红外光。 透明窗设置成与红外光源对准并且在上下透明基板之间。 通过物体接触上部透明基板的表面,沿第一方向辐射的红外线的一部分通过上基板反射回并通过透明窗口沿第二方向反射。 下基板上的像素薄膜晶体管被配置为激活像素电极,并且红外光感测薄膜晶体管被配置为感测在第二方向上通过上基板接收的红外光,并输出红外光 响应于此的信号。
    • 120. 发明授权
    • Imaging of a plurality of types of images based on light of a plurality of wavelength bands
    • 基于多个波长带的光成像多种类型的图像
    • US08254010B2
    • 2012-08-28
    • US12586205
    • 2009-09-18
    • Takayuki Kimura
    • Takayuki Kimura
    • G02F1/03G02F1/133
    • H04N5/2254G02B23/12G02F1/133533G02F1/1396G02F2203/055G02F2203/11G06K9/00805G06K9/00825G06K9/2018G06K9/209G06K9/82H04N5/33H04N5/332
    • In an optical filter, a pair of polarization filters allows transmission of light therethrough when i) the light has a wavelength band equal to or more than a first wavelength regardless of a light oscillation direction, the wavelength band including a wavelength of infrared light and ii) the light has a wavelength band less than the first wavelength and is linearly polarized. An optical rotation control element, disposed between the paired polarization filters, allows the light to be transmitted therethrough during which optical rotation of the light is changed selectively depending on application or non-application of voltage to the optical rotation control element. The polarization filters have polarization planes, respectively, which are in parallel with each other or the polarization plane of one of the polarization filters is rotated from that of the other by an angular amount of rotation resulting from the polarization of the optical rotation control element.
    • 在光滤波器中,当i)光具有等于或大于第一波长的波长带而与光振荡方向无关时,一对偏振滤光器允许透射光,该波长带包括红外光的波长和ii )光具有小于第一波长的波长带,并且是线偏振的。 设置在成对的偏振滤光器之间的光旋转控制元件允许光透过,在光旋转期间,根据对旋转控制元件的施加电压或不施加电压来选择性地改变光。 偏振滤光器分别具有彼此平行的偏振平面,或偏振滤光片之一的偏振面从另一偏振滤光片的偏振面旋转由光旋转控制元件的偏振产生的角度旋转量。