天线的放射特性 如图11所示天线大致上可以归类成负载天线(load antenna)环形天线(loop antenna)从负载天线放射的电界与磁界的强度，与天线长度以及天线内的电流两者相乘结果呈比例。
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antenna load impedance 天线负载阻抗
antenna load-in coil 天线引线
antenna load [电讯] 天线负载
antenna dummy load 天线仿真负载
Based on a design example of antenna stabilized platform, product design method of the virtual prototyping-based simulating design from load analysis to whole model structure analysis was explained.
以某型天线稳定平台为例，阐述了产品从初始载荷仿真分析到整体模型结构分析的基于虚拟样机仿真设计的方法。
The paper presents the scheme of structural design of this radar and makes selection of stepping motor via the counting of wind load and inertia load of antenna.
给出了雷达的结构总体设计方案，计算了天线的惯性载荷以及风载荷，并由此得出方位转动电机所需的最小输出扭矩。
Finally, the antenna, ASK modulation, power supply of the tag, load impedance modulation, demodulation, power supply sensor and HF power amplifier were realized.
本文实现了天线、ASK调制、应答器的电源、负载调制、解调、电源传感器和高频功放模块。
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