Multi-GHz microstrip transmission lines realised by screen printing on flexible substrates

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7 Citations (Scopus)

Abstract

This paper reports experimental work on 50 Ω microstrip transmission lines implemented by screen-printing low-cost silver paste onto thin flexible polyethylene terephthalate (PET) substrates of varying thickness. The microstrip line designs are based on PET substrates with thicknesses of 1.4 mm, 0.7 mm and 0.5 mm, leading to conductive track widths of 3.8 mm, 1.7 mm and 1.2 mm respectively for a 50 Ω line; these designs were then realised. The S-parameter measurements show that the insertion loss of the microstrip transmission lines on each substrate can be as low as 0.2 dB/cm, 0.17 dB/cm, and 0.14 dB/cm up to a frequency of 5 GHz in spite of the average quality of the silver paste used. The experimental results also show that the screen-printed transmission lines still work quite well in bent condition and wearable electronics application at GHz is possible.

Original languageEnglish
Title of host publication2017 IEEE Electrical Design of Advanced Packaging and Systems Symposium, EDAPS 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-3
Number of pages3
ISBN (Electronic)9781538612385
DOIs
Publication statusPublished - 2 Jul 2017
Event2017 IEEE Electrical Design of Advanced Packaging and Systems Symposium, EDAPS 2017 - Haining, Zhejiang, China
Duration: 14 Dec 201716 Dec 2017

Publication series

Name2017 IEEE Electrical Design of Advanced Packaging and Systems Symposium, EDAPS 2017
Volume2018-January

Conference

Conference2017 IEEE Electrical Design of Advanced Packaging and Systems Symposium, EDAPS 2017
Country/TerritoryChina
CityHaining, Zhejiang
Period14/12/1716/12/17

Keywords

  • S-parameter
  • insertion loss
  • microstrip transmission line
  • polyethylene terephthalate
  • radio frequency (RF)
  • screen printing

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