Design of three-dimensional balun based on LTCC technology

Luo Mengjia, Ma Rui, Sun Houjun, Zheng Pei

Research output: Contribution to conferencePaperpeer-review

Abstract

Balun, which means balanced-to-unbalanced transformer, is widely used in wireless communication systems. Balun can transform an unbalanced input signal into balanced output having equal magnitudes, 180° phase shift and vice-versa. As miniaturization is an inevitable trend of the development of today's electronic devices, the study of the miniaturization of balun is of great significance. To realize the miniaturization of balun, a three-dimensional structure to design based on LTCC technology is used in our design. The frequency range of this balun is 1.1-2.5GHz, the amplitude unbalance is lower than 0.4dB, and the phase unbalance is smaller than 4 degree. The advantage of this design is of its small size and nice balance feature.

Original languageEnglish
Pages73-76
Number of pages4
DOIs
Publication statusPublished - 2013
Event2013 3rd IEEE International Conference on Microwave Technology and Computational Electromagnetics, ICMTCE 2013 - Qingdao, China
Duration: 27 Aug 201329 Aug 2013

Conference

Conference2013 3rd IEEE International Conference on Microwave Technology and Computational Electromagnetics, ICMTCE 2013
Country/TerritoryChina
CityQingdao
Period27/08/1329/08/13

Keywords

  • LTCC
  • balun
  • multiple layers
  • stripline

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