公开(公告)号：US20150008437A1

公开(公告)日：2015-01-08

申请号：US14495835

申请日：2014-09-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yeon Taek JEONG ,  Bo Sung KIM ,  Doo-Hyoung LEE ,  June Whan CHOI ,  Tae-Young CHOI ,  Kano MASATAKA

IPC: H01L29/423 ,  H01L29/51 ,  H01L29/49 ,  H01L29/786

CPC classification number: H01L29/42384 ,  H01L29/4908 ,  H01L29/51 ,  H01L29/512 ,  H01L29/786 ,  H01L2029/42388

Abstract: A thin film transistor is provided. A thin film transistor according to an exemplary embodiment of the present invention includes: a substrate; a gate line disposed on the substrate and including a gate electrode; a semiconductor layer disposed on the substrate and including at least a portion overlapping the gate electrode; a gate insulating layer disposed between the gate line and the semiconductor layer; and a source electrode and a drain electrode disposed on the substrate and facing each other over a channel region of the semiconductor layer. The gate insulating layer includes a first region and a second region, the first region corresponds to the channel region of the semiconductor layer, the first region is made of a first material, the second region is made of a second material, and the first material and the second material have different atomic number ratios of carbon and silicon.

Abstract translation: 提供薄膜晶体管。 根据本发明的示例性实施例的薄膜晶体管包括：基板; 栅极线，设置在所述基板上并且包括栅电极; 半导体层，设置在所述基板上，并且至少包括与所述栅电极重叠的部分; 设置在所述栅极线和所述半导体层之间的栅极绝缘层; 以及设置在所述基板上并且在所述半导体层的沟道区域上彼此面对的源电极和漏电极。 栅极绝缘层包括第一区域和第二区域，第一区域对应于半导体层的沟道区域，第一区域由第一材料制成，第二区域由第二材料制成，第一材料 并且第二材料具有不同的碳和硅原子数比。

公开(公告)号：US20130237011A1

公开(公告)日：2013-09-12

申请号：US13679311

申请日：2012-11-16

Applicant: SAMSUNG DISPLAY CO., LTD. ,  KOREAN ADVANCED INSTITUTE OF SCIENCE AND TECHNOL

Inventor： Yeon-Taek JEONG ,  Bo-Sung KIM ,  Doo-Hyoung LEE ,  Seung-Ho JUNG ,  Tae-Young CHOI ,  Doo-Na KIM ,  Byeong-Soo BAE ,  Chan-Woo YANG ,  Byung-Ju LEE ,  Kang-Moon JO ,  Young-Hwan HWANG ,  Jun-Hyuck JEON

IPC: C09D1/00 ,  H01L29/66

CPC classification number: C09D1/00 ,  H01L29/66969 ,  H01L29/7869

Abstract: A method of manufacturing a thin-film transistor substrate includes: applying a composition on a substrate to form a thin-film on the substrate, heating the thin-film, and patterning the thin-film to form an oxide semiconductor pattern. The composition includes a metal nitrate and water. The potential of hydrogen (pH) of the composition is about 1 to about 4.

Abstract translation: 制造薄膜晶体管基板的方法包括：在基板上涂布组合物以在基板上形成薄膜，加热薄膜，并对薄膜进行构图以形成氧化物半导体图案。 该组合物包括金属硝酸盐和水。 组合物的氢（pH）的电位为约1至约4。