Resonance avalanche photodiodes for dynamic biasing

    公开(公告)号:US10128398B1

    公开(公告)日:2018-11-13

    申请号:US14720249

    申请日:2015-05-22

    Applicant: STC.UNM

    Abstract: Systems and methods implementing a resonance circuit, including an avalanche photodiode, in which a resonance frequency of the resonance circuit is matched with the frequency of a dynamic biasing signal of the avalanche photodiode, can be used in a variety of applications. In various embodiments, a method for blocking and/or compensating current injection associated with the parasitic capacitance of APDs operated under dynamic biasing may be substantially realized by the matching of the resonance frequency of a resonance circuit including the avalanche photodiode with the frequency of an applied dynamic biasing signal. Additional systems and methods are described that can be used in a variety of applications.

    Resonance avalanche photodiodes for dynamic biasing

    公开(公告)号:US10777698B2

    公开(公告)日:2020-09-15

    申请号:US16160272

    申请日:2018-10-15

    Applicant: STC.UNM

    Abstract: Systems and methods implementing a resonance circuit, including an avalanche photodiode, in which a resonance frequency of the resonance circuit is matched with the frequency of a dynamic biasing signal of the avalanche photodiode, can be used in a variety of applications. In various embodiments, a method for blocking and/or compensating current injection associated with the parasitic capacitance of APDs operated under dynamic biasing may be substantially realized by the matching of the resonance frequency of a resonance circuit including the avalanche photodiode with the frequency of an applied dynamic biasing signal. Additional systems and methods are described that can be used in a variety of applications.

    Methods and systems for detecting cancer

    公开(公告)号:US10278649B2

    公开(公告)日:2019-05-07

    申请号:US15531135

    申请日:2015-11-24

    Applicant: STC.UNM

    Abstract: A technique for classifying lesions as malignant or benign is disclosed. The technique can include: cooling an area of skin including a lesion of a patient to initiate a warm-up process; receiving a temporal sequence of thermal images of the area of skin representing a thermal recovery of the area of skin, the temporal sequence of thermal images generated by an infrared camera; generating a temporal profile of the thermal recovery based on the temporal sequence of thermal images; analyzing temporal statistical properties of the temporal profile; determining a malignancy probability that the lesion is malignant based on an analysis of the temporal profile, wherein the determining includes extracting one or more statistical features based on continuous-time stochastic signals in the sequence of thermal images; and classifying the lesion based on the malignancy probability.

    RESONANCE AVALANCHE PHOTODIODES FOR DYNAMIC BIASING

    公开(公告)号:US20190051783A1

    公开(公告)日:2019-02-14

    申请号:US16160272

    申请日:2018-10-15

    Applicant: STC.UNM

    Abstract: Systems and methods implementing a resonance circuit, including an avalanche photodiode, in which a resonance frequency of the resonance circuit is matched with the frequency of a dynamic biasing signal of the avalanche photodiode, can be used in a variety of applications. In various embodiments, a method for blocking and/or compensating current injection associated with the parasitic capacitance of APDs operated under dynamic biasing may be substantially realized by the matching of the resonance frequency of a resonance circuit including the avalanche photodiode with the frequency of an applied dynamic biasing signal. Additional systems and methods are described that can be used in a variety of applications.

    Material classification fused with spatio-spectral edge detection in spectral imagery
    8.
    发明授权
    Material classification fused with spatio-spectral edge detection in spectral imagery 有权
    材料分类与光谱图像中的空间光谱边缘检测融合

    公开(公告)号:US09430842B1

    公开(公告)日:2016-08-30

    申请号:US14334446

    申请日:2014-07-17

    Applicant: STC.UNM

    Abstract: Apparatus, systems, and methods fusing material classification with spatio-spectral edge detection in spectral imagery can be used in a variety of applications. In various embodiments, a classifier can be applied to neighboring pixels in data for an image to determine, based on material changes, if the neighboring pixels are correlated to two different materials with respect to a candidate location for an edge. Results of the classification can be used with a spatio-spectral mask to accept or reject the candidate location as an edge. Additional apparatus, systems, and methods are disclosed.

    Abstract translation: 将光谱图像中的物质分类与空间光谱边缘检测融合的装置,系统和方法可用于各种应用。 在各种实施例中,分类器可以应用于用于图像的数据中的相邻像素,以基于材料变化来确定相邻像素是否相对于边缘的候选位置与两种不同的材料相关联。 可以使用分类结果与空间光谱掩模接受或拒绝候选位置作为边缘。 公开了附加装置,系统和方法。

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