log-periodic 对数周期的
- Based on a log-periodic antenna array, a direction-finding algorithm is put forward and its performance has been analyzed.
以对数周期天线圆形阵为基础,提出了一种比幅测向算法,并对算法性能进行了分析。 - The characteristics of a fan-shaped array of log-periodic dipole antennas in the free space are analyzed and calculated in detail.
对自由空间对数周期偶极天线扇形阵的辐射特性进行了详细的理论分析和数值计算。 - The major work of this thesis is to design and make a good LPDA(log-periodic dipole antenna)as the feed of the ten-meter parabolic reflectors at the Yunnan Observatory.
文中所作的主要工作是为云南天文台十米抛物面设计、制造一付好的对数周期偶极子天线(LPDA)作馈源。
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