International Display Workshops General Incorporated Association

[FLX1-2(Invited)] Highly Bendable TFT Arrays Withstanding Over One Million Bending Cycles

FLX Workshop

*Manabu Ito1, Noriaki Ikeda1, Chihiro Miyazaki1, Yukikazu Tanaka1, Kaoru Hatta1, Mamoru Ishizaki1 (1.Toppan Inc. (Japan))

TFT, bendability, curvature radius, IGZO

https://doi.org/10.36463/idw.2021.0919

We have successfully fabricated highly bendable IGZO TFT without employing neutral plane concept. The TFT can withstand one million times bending test at a curvature radius of 1 mm. After bending test, any noticeable deterioration in device characteristics are not observed.