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公开(公告)号：US08975508B2
公开(公告)日：2015-03-10
申请号：US14342169
申请日：2012-08-22
申请人： Giorgio Grasso , Francesco Morichetti , Silvia Maria Pietralunga , Aldo Righetti , Maria Chiara Ubaldi
发明人： Giorgio Grasso , Francesco Morichetti , Silvia Maria Pietralunga , Aldo Righetti , Maria Chiara Ubaldi
IPC分类号： H01L31/054 , H01L31/052 , F24J2/06 , F24J2/12 , G02B19/00 , H01L31/0232
CPC分类号： H01L31/0525 , F24S23/10 , F24S23/71 , G02B19/0028 , H01L31/02327 , H01L31/054 , H01L31/0547 , Y02E10/42 , Y02E10/52
摘要： A solar concentrator (1) having a longitudinal axis of extension (3) and a cross-section at right angles to the longitudinal axis substantially equal for a continuum of cross-sections, and comprising a reflective system (6) and a refractive system (7), the reflective system forming an optical inlet (8) and an optical outlet (9) and comprising two semi-portions positioned specularly relative to the plane of symmetry, where the cross-section profile of the refractive system is a triangle (11) having a base (12) at the optical outlet (9) and apex (13) on the axis of symmetry (5), where the cross-section profile of each semi-portion of the reflective system comprises a segment (18) in the shape of a parabola having an axis (20) forming with the axis of symmetry an acceptance angle (θ0) greater than zero and a focus (F) on the axis of symmetry, and where the focus falls inside the triangle.
摘要翻译： 一种具有延伸长度（3）的纵向轴线的横截面和与纵向轴线成直角的横截面基本相等于连续的横截面的太阳能集中器（1），并且包括反射系统（6）和折射系统 7），反射系统形成光学入口（8）和光学出口（9），并且包括相对于对称平面镜面定位的两个半部分，其中折射系统的横截面轮廓是三角形（11 ）在光学出口（9）处具有基部（12）和在对称轴线（5）上的顶点（13），其中反射系统的每个半部分的横截面轮廓包括一个（18） 抛物线的形状具有轴线（20），其以对称轴形成大于零的接受角（＆amp;θ）和对称轴上的焦点（F），并且其中焦点落在三角形内。
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公开(公告)号：US20140209148A1
公开(公告)日：2014-07-31
申请号：US14342169
申请日：2012-08-22
申请人： Giorgio Grasso , Francesco Morichetti , Silvia Maria Pietralunga , Aldo Righetti , Maria Chiara Ubaldi
发明人： Giorgio Grasso , Francesco Morichetti , Silvia Maria Pietralunga , Aldo Righetti , Maria Chiara Ubaldi
IPC分类号： H01L31/052 , G02B19/00 , H01L31/0232
CPC分类号： H01L31/0525 , F24S23/10 , F24S23/71 , G02B19/0028 , H01L31/02327 , H01L31/054 , H01L31/0547 , Y02E10/42 , Y02E10/52
摘要： A solar concentrator (1) having a longitudinal axis of extension (3) and a cross-section at right angles to the longitudinal axis substantially equal for a continuum of cross-sections, and comprising a reflective system (6) and a refractive system (7), the reflective system forming an optical inlet (8) and an optical outlet (9) and comprising two semi-portions positioned specularly relative to the plane of symmetry, where the cross-section profile of the refractive system is a triangle (11) having a base (12) at the optical outlet (9) and apex (13) on the axis of symmetry (5), where the cross-section profile of each semi-portion of the reflective system comprises a segment (18) in the shape of a parabola having an axis (20) forming with the axis of symmetry an acceptance angle (θ0) greater than zero and a focus (F) on the axis of symmetry, and where the focus falls inside the triangle.
摘要翻译： 一种具有延伸长度（3）的纵向轴线的横截面和与纵向轴线成直角的横截面基本相等于连续的横截面的太阳能集中器（1），并且包括反射系统（6）和折射系统 7），反射系统形成光学入口（8）和光学出口（9），并且包括相对于对称平面镜面定位的两个半部分，其中折射系统的横截面轮廓是三角形（11 ）在光学出口（9）处具有基部（12）和在对称轴线（5）上的顶点（13），其中反射系统的每个半部分的横截面轮廓包括一个（18） 抛物线的形状具有轴线（20），其以对称轴形成大于零的接受角（＆amp;θ）和对称轴上的焦点（F），并且其中焦点落在三角形内。
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公开(公告)号：US20080266639A1
公开(公告)日：2008-10-30
申请号：US11587636
申请日：2004-04-30
IPC分类号： G02F1/225
CPC分类号： G02B6/12007 , G02B6/29319 , G02B6/29352 , G02F1/225
摘要： An optical device includes an interferometer having a first optical coupler, a second optical coupler and at least three arms optically coupling the first optical coupler to the second optical coupler; and a phase-shifting arrangement associated with the arms, at least one among the first and second optical couplers including a first optical input port, two first optical output ports and a second optical output port. An optical power coupling is implemented such that optical power received at the first optical input port is coupled, a first fraction into each of the first optical output ports, and a second fraction into the second optical output port. The at least one among the first and second optical couplers further includes a second optical input port and a third optical input port, and the at least one among the first and second optical couplers implements an optical power coupling such that optical power received at either one of the first or second optical input ports is coupled, the first fraction into each of the first optical output ports, and the second fraction into the second optical output port, whereas optical power received at the third optical input port is coupled, a third fraction into each of the first optical output ports, and a fourth fraction into the second optical output port, wherein the first fraction is different from the third fraction.
摘要翻译： 光学装置包括具有第一光耦合器，第二光耦合器和将第一光耦合器光耦合到第二光耦合器的至少三个臂的干涉仪; 以及与所述臂相关联的相移装置，所述第一和第二光耦合器中的至少一个包括第一光输入端口，两个第一光输出端口和第二光输出端口。 实现光功率耦合，使得在第一光输入端口处接收的光功率被耦合，第一分数进入每个第一光输出端口，第二分数耦合到第二光输出端口。 第一和第二光耦合器中的至少一个进一步包括第二光输入端口和第三光输入端口，并且第一和第二光耦合器中的至少一个实现光功率耦合，使得在任一个光接收器 将第一或第二光输入端口的第一分数耦合到第一光输出端口中的每一个中，并将第二分数转换成第二光输出端口，而在第三光输入端口处接收的光功率被耦合，第三分数 到第一光学输出端口中的每一个，以及到第二光输出端口的第四分数，其中第一分数与第三分数不同。
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公开(公告)号：US07324267B2
公开(公告)日：2008-01-29
申请号：US10518855
申请日：2002-06-28
CPC分类号： G02F1/3536 , G02F1/3534 , G02F1/3538 , G02F2/004 , G02F2001/3542 , G02F2201/15 , G02F2201/16 , G02F2201/17 , G02F2201/307 , G02F2202/32 , G02F2203/15
摘要： A wavelength converter device is provided for generating a converted radiation at frequency ωg through interaction between at least one signal radiation at frequency ωs and at least one pump radiation at frequency ωp, including an input for the at least one signal radiation at frequency ωs, a pump light source for generating the at least one pump radiation at frequency ωp, an output for taking out the converted radiation at frequency ωg, a structure for transmitting the signal radiation, including two optical resonators having a non-linear material, having an optical length of at least 40*λ/2, λ being the wavelength of the pump radiation, and resonating at the pump, signal and converted frequencies ωp, ωs and ωg, wherein by propagating through the structure, the pump and signal radiation generate the converted radiation by non-linear interaction within the optical resonators.
摘要翻译： 提供了一种波长转换器装置，用于通过至少一个频率ω1的信号辐射与至少一个频率ω的泵浦辐射之间的相互作用产生频率ωω的转换的辐射 包括用于频率ω3的至少一个信号辐射的输入，泵浦光源，用于产生频率ω2的至少一个泵浦辐射 ，用于取出频率ωga转换的辐射的输出，用于传输信号辐射的结构，包括具有非线性材料的两个光学谐振器，光学长度为 至少40 *λ/ 2，λ是泵浦辐射的波长，并且在泵谐振，信号和转换频率ωω，ωω和ωω 其中通过传播通过结构，泵和信号辐射通过非线性相互作用产生转换的辐射 在光谐振器内。
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公开(公告)号：US20060092500A1
公开(公告)日：2006-05-04
申请号：US10518855
申请日：2002-06-28
IPC分类号： G02F2/02
CPC分类号： G02F1/3536 , G02F1/3534 , G02F1/3538 , G02F2/004 , G02F2001/3542 , G02F2201/15 , G02F2201/16 , G02F2201/17 , G02F2201/307 , G02F2202/32 , G02F2203/15
摘要： Wavelength converter device for generating a converted radiation at frequency Ωg through interaction between at least one signal radiation at frequency Ωg and at least one pump radiation at frequency Ωg, with an input for the at least one signal radiation at frequency Ωg; a pump light source for generating the at least one pump radiation at frequency Ωg, an output for taking out the converted radiation at frequency Ωg, a structure for transmitting the signal radiation, the structure including one optical resonator having a non-linear material, having an optical length of at least 40*η/2, wavelength η being the wavelength of the pump radiation, and resonating at the pump, signal and converted frequencies Ωp, Ωs, and Ωg. The structure has a further optical resonator coupled in series to the optical resonator, the further optical resonator having a non-linear material, having an optical length of at least 40*η/2, wherein η is the wavelength of the pump radiation, and resonating at the pump, signal and converted Ωp, Ωs and Ωg, wherein by propagating through the structure, the pump and signal radiation generate the converted radiation by non-linear interaction within the optical resonators.
摘要翻译： 波长转换器装置，用于通过至少一个频率ω1的信号辐射与至少一个频率ωω的泵浦辐射之间的相互作用产生频率为ωm的转换的辐射， 具有用于频率为ωm的至少一个信号辐射的输入; 泵浦光源，用于产生频率为Ωm的至少一个泵浦辐射，用于以频率ω1取出转换的辐射的输出，用于传输信号的结构 辐射，该结构包括具有非线性材料的一个光学谐振器，其光学长度至少为40 *η/ 2，波长eta是泵浦辐射的波长，并且在泵谐振，信号和转换频率ω 。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。 该结构具有与光学谐振器串联耦合的另外的光学谐振器，该另一个光学谐振器具有非线性材料，其光学长度至少为40 *η/ 2，其中eta是泵浦辐射的波长，以及 在泵上谐振，信号和转换的欧米茄，欧米茄和欧米茄，其中通过传播通过该结构的泵和信号辐射 在光学谐振器内通过非线性相互作用产生转换的辐射。
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