共查询到20条相似文献,搜索用时 15 毫秒
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毛军刚 《中国电子科学研究院学报》2008,3(2):177-180
潜在通路分析技术作为一门新兴技术在通信设备中的应用越来越广泛,尤其是在军事和航天航空领域.阐述了潜在通路的产生、概念、特点、表现形式及其基本的分析方法,尝试了潜在通路分析技术在通信设备中的应用研究,并对潜在通路分析技术的发展进行了展望. 相似文献
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可靠性工程中的潜在通路分析技术 总被引:1,自引:0,他引:1
主要介绍了可靠性工程中的潜在通路分析的有关概念及其技术,着重讨论了计算机辅助潜在通路分析的现状、关键技术以及潜在通路分析技术在航空航天系统工程中的应用。 相似文献
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阐述了潜通路的基本概念,说明了产生潜通路的原因及种类,并指出了它在电子系统中造成的巨大危害。简要地介绍了潜通路分析技术的应用与发展。重点介绍了潜通路的分析过程和应用线索,并通过分析具体电路对潜通路分析技术加以说明。最后展望了潜通路分析技术的应用前景。 相似文献
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示波器的X-Y模式是一个附加功能,常用来观察两个信号之间的相位关系,在二阶电路中多用来观察二阶网络状态轨迹。在传统的模拟电路实验中,很少用到示波器的X-Y模式。在实验研究过程中发现,利用X-Y模式显示原理来观察基本放大电路输入和输出电压之间的相位关系、观察波形发生何种失真、设置合适的静态工作点以及测量放大电路最大不失真输出电压,都优越于传统的实验方法。 相似文献
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Journal of Communications Technology and Electronics - Regularities of generation of a plane field are obtained versus size of working area and number of testing fields. It is shown that a minimum... 相似文献
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《Electron Devices, IEEE Transactions on》1975,22(4):168-173
A method of detecting photosignals in solid-state image sensors is described. The technique employes bucket-brigade charge-transfer readout of a modified X-Y imaging array. This concept is further developed to cover its use in a single-pellet tricolor image sensor. A natural extension of this same bucket-brigade fan-in circuit leads to a method of mitigating the effects of white video defects in both solid-state image sensors and beam-scanned tubes. 相似文献
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在中小口径天线过顶跟踪系统中,通常选择X-Y型天线座。由于采用程序引导跟踪,天线座的指向精度误差直接影响到天线对卫星的捕获与跟踪。首先对各部分误差进行数学描述,建立误差计算模型,然后提出标定各种误差数值的方法、步骤,标校所用仪器,减小误差应采取的措施。实际验证表明这些标校方法可行、有效。 相似文献
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A signal X-Y zoning method to explore the possibilities to test time critical digital signals is presented. X-Y operating zones are obtained using an X-Y detector circuitry. The method has been applied to test delay violations due to crosstalk using a simple floating gate differential weighted-adder-comparator circuit 相似文献
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Regular Metal Sulfide Microstructure Arrays Contributed by Ambient‐Connected Gas Matrix Trapped on Superhydrophobic Surface 下载免费PDF全文
Shasha Wang Yuchen Wu Xiaonan Kan Bin Su Lei Jiang 《Advanced functional materials》2014,24(44):7007-7013
Controlling the position of metal sulfide architectures is prerequisite and facilitates their device applications in solar cells, light‐emitting diodes, and many other optoelectronic fields. Thanks to ambient‐connected gas network trapped upon superhydrophobic surfaces, H2S gas can be continuously transported and reacted with metal ions along solid/liquid/gas triphase contact interface. Therefore, precisely positioning metal sulfide microstructure arrays are generated accordingly. The growth mechanisms as well as influencing factors are investigated to tailor the morphology, structure, and chemical composition of these metal sulfide materials. This interface‐mediated strategy can be widely applied to many other metal sulfides, such as PbS, MnS, Ag2S, and CuS. In particular, heterostructured metal sulfide architectures, such as PbS/CdS concentric microflower arrays, can be generated by stepwise replacement of metal ions inside liquid, exhibiting the advanced applications of this interface‐mediated growth strategy. 相似文献