金属器件对手机内置不同类型天线性能的影响

Journal of Chongqing University of Posts and Telecommunications(Natural Science Edition)(2013)

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Abstract
为研究当今移动终端金属器件对内置多频天线电磁特性的影响,提出平面倒F(planar inverted F antenna,PIFA)、单极、低温共烧陶瓷(low temperature co-fired ceramic,LTCC)在直板手机模式下,重点从天线的谐振频率、带宽和增益3个参数角度出发,分别研究了金属器件:扬声器、电池与3种不同类型天线的相对关系,以及对天线性能的影响。总结出3种不同类型的内置手机天线对终端环境的抗干扰特性。综合结果表明,PIFA、单极、LTCC天线的抗干扰特性依次增强;制作的实际模型与测试验证的仿真结果基本吻合。
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Key words
speaker,monopole,battery,low temperature co-fired ceramic(LTCC),planar inverted F antenna(PIFA)
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