Satellite alignment sensor
    2.
    依法登记的发明
    Satellite alignment sensor 失效
    卫星对准传感器

    公开(公告)号:USH192H

    公开(公告)日:1987-01-06

    申请号:US567587

    申请日:1984-01-03

    Applicant: Max Daehler

    Inventor: Max Daehler

    CPC classification number: G01B11/272

    Abstract: An optical alignment sensor capable of receiving radiation from a collima light source and subsequently providing orientation attitude and alignment data. Collimated light from the source impinges an aperture plate causing a shadow of the aperture plate pattern to fall across a two-dimensional photodetector array. Since the aperture pattern is larger than the active area of the array, only a portion of the light spots forming the aperture plate pattern will fall on the array. By varying the spacing of the apertures in the aperture plate in a known way, the light spots on the array can be associated with specific apertures in the aperture plate. From the location of specific light spots on the array, the angular orientation of the alignment sensor may be determined with respect to the incident beam.

    Correlation spectrometer
    3.
    发明授权
    Correlation spectrometer 失效
    相关光谱仪

    公开(公告)号:US3955891A

    公开(公告)日:1976-05-11

    申请号:US555239

    申请日:1975-03-04

    CPC classification number: G01J3/2846

    Abstract: A correlation spectrometer which utilizes Hadamard matrix spatial filters on the input and exit sides, the second filter being a composite filter whose elements can be chosen such that the spectrometer output is proportional to any arbitrary linear combination of source spectral intensities.

    Abstract translation: 相关光谱仪,其在输入和出射侧使用Hadamard矩阵空间滤波器,第二滤波器是可以选择其元素的复合滤波器,使得光谱仪输出与源光谱强度的任何任意线性组合成比例。

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