Integrated circuits with radioactive source material and radiation detection
    1.
    发明授权
    Integrated circuits with radioactive source material and radiation detection 有权
    具有放射源材料和放射线检测的集成电路

    公开(公告)号:US09454886B2

    公开(公告)日:2016-09-27

    申请号:US14037550

    申请日:2013-09-26

    CPC classification number: G08B17/12 G01T7/00 G08B17/11

    Abstract: Radioactive integrated circuit (IC) devices with radioactive material embedded in the substrate of the IC itself, and including logic for “fingerprinting” (that is, determining characteristics that identify the source of the radioactive source material). Radioactive IC devices with embedded detector hardware that determine aspects of radioactivity such as total dose and/or ambient radiation. Radioactive IC devices that can determine an elapsed time based on radioactive decay rates. Radioactive smoke detector using man-made, relatively short half-life radioactive source material.

    Abstract translation: 具有放射性材料的放射性集成电路(IC)装置,其嵌入在IC本身的基板中,并且包括用于“指纹”的逻辑(即,确定识别放射源材料源的特性)。 具有嵌入式检测器硬件的放射性IC器件,其确定放射性的方面,例如总剂量和/或环境辐射。 可以根据放射性衰减率确定经过时间的放射性IC器件。 放射性烟雾探测器采用人造,半衰期较短的放射源材料。

    Method of consumer/producer raw material selection

    公开(公告)号:US09720101B2

    公开(公告)日:2017-08-01

    申请号:US14242283

    申请日:2014-04-01

    CPC classification number: G01T1/178 H01L2924/0002 H01L2924/00

    Abstract: A system, method and computer program product for determining whether a material meets an alpha particle emissivity specification that includes measuring a background alpha particle emissivity for the counter and measuring a combined alpha particle emissivity from the counter containing a sample of the material. The combined alpha particle emissivity includes the background alpha particle emissivity in combination with a sample alpha particle emissivity. The decision statistic is computed based on the observed data and compared to a threshold value. When the decision statistic is less than the threshold value, the material meets the alpha particle emissivity specification. The testing times are computed based on pre-specified criteria so as to meet the needs of both Producer and Consumer.

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