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    • 2. 发明申请
    • METHOD FOR ETCHING HIGH-ASPECT-RATIO FEATURES
    • 用于蚀刻高比特征特征的方法
    • US20120083128A1
    • 2012-04-05
    • US13079790
    • 2011-04-04
    • Yung-jr HungSan-liang Lee
    • Yung-jr HungSan-liang Lee
    • H01L21/3065
    • H01L21/3065
    • A method for etching high-aspect-ratio features is disclosed. The method is applicable in forming a nanoscale deep trench having a smooth and angle-adjustable sidewall. The method includes: forming a patterned photoresist layer on a surface of a silicon substrate for exposing a part of the silicon substrate; and supplying a process gas simultaneously containing sulfur hexafluoride (SF6) and fluorinated carbon composition into a chamber in which the substrate in positioned for carrying out a deep reactive ion etching operation to etch the part of the silicon substrate for forming the deep trench. The method forms a nanoscale deep trench with a high silicon-to-photoresist etching selectivity.
    • 公开了一种用于蚀刻高纵横比特征的方法。 该方法可用于形成具有光滑和角度可调侧壁的纳米级深沟槽。 该方法包括:在硅衬底的表面上形成图案化的光致抗蚀剂层,用于暴露一部分硅衬底; 以及将同时含有六氟化硫(SF 6)和氟化碳组合物的工艺气体供应到其中定位用于进行深反应离子蚀刻操作的衬底以蚀刻用于形成深沟槽的硅衬底的一部分的室中。 该方法形成具有高硅到光致抗蚀剂蚀刻选择性的纳米级深沟槽。
    • 3. 发明申请
    • OPTICAL NETWORK MONITORING SYSTEM AND METHOD THEREOF
    • 光网络监控系统及其方法
    • US20100135653A1
    • 2010-06-03
    • US12502672
    • 2009-07-14
    • San-liang LeeChun-hung ChengShuen-te Ji
    • San-liang LeeChun-hung ChengShuen-te Ji
    • H04B17/00
    • H04B10/071H04B10/272
    • An optical network monitoring system and method thereof are proposed. An optical line terminal (OLT) transmits a first optical signal to a plurality of optical interference devices. After the first optical signal passes the optical interference devices, the optical interference devices reflect back a plurality of second optical signals corresponding to the optical interference devices respectively to the optical line terminal. The second optical signals have different optical path differences. An optical/electrical converter unit converts each of the second optical signals into an electrical signal. A spectrum analyzing unit analyzes the electrical signal to extract a frequency component of the electrical signal, thus the fiber connection status to each optical network unit in the optical network system could be obtained. Therefore, the purpose of monitoring the optical network system is achieved.
    • 提出了一种光网络监控系统及其方法。 光线路终端(OLT)将第一光信号发送到多个光干扰设备。 在第一光信号通过光干涉装置之后,光干涉装置将对应于光干涉装置的多个第二光信号分别反射到光线路终端。 第二光信号具有不同的光程差。 光/电转换器单元将每个第二光信号转换成电信号。 频谱分析单元分析电信号以提取电信号的频率分量,从而可以获得光网络系统中每个光网络单元的光纤连接状态。 因此,实现了光网络系统监控的目的。