柔性螺旋电感的射频特性分析及建模表征

RF characterization and modeling of flexible spiral inductors

介绍了基于低成本塑料基体的柔性螺旋电感的制造工艺、射频特性分析及建模表征。柔性电感与传统的硅基体的螺旋电感性能相比性能更具有优势,电感值为6.2nH的柔性电感的Q值最大值为14.2,自振频率达到了9.2GHz。并提出了表征柔性平面螺旋电感的等效电路模型,模型仿真数据与实验数据取得了一致性。最后通过模型参数的仿真分析提出了优化柔性电感性能的方案。该研究为柔性电感的设计与应用提供了指导依据。

This paper reports the realization ,radio frequency characterization and modeling of flexible spiral inductors on low cost ,flexible plastic substrates .The spiral inductor on plastic substrate exhibits better performance compared to the one on conventional silicon substrates .The peak Q value of the 6 .2 nH flexible spiral inductor is 14 .2 and the self-resonant frequency is up to 9 .2 GHz . An equivalent circuit model of flexible spiral inductors on plastic is presented .And the equivalent circuit model achieves good agreement with the experimental results .The optimization methods of improving the performance of flexible spiral inductors are presented by the simulation of model parameters . The study provides guidelines for properly designing and using spiral inductors in flexible circuits and systems .