KR101564065B1 - 나노 와이어 어레이를 포함하는 터치센서 및 이의 제조방법 - Google Patents
나노 와이어 어레이를 포함하는 터치센서 및 이의 제조방법 Download PDFInfo
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- KR101564065B1 KR101564065B1 KR1020140008285A KR20140008285A KR101564065B1 KR 101564065 B1 KR101564065 B1 KR 101564065B1 KR 1020140008285 A KR1020140008285 A KR 1020140008285A KR 20140008285 A KR20140008285 A KR 20140008285A KR 101564065 B1 KR101564065 B1 KR 101564065B1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
- G06F3/04144—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position using an array of force sensing means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
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- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S977/70—Nanostructure
- Y10S977/762—Nanowire or quantum wire, i.e. axially elongated structure having two dimensions of 100 nm or less
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/902—Specified use of nanostructure
- Y10S977/932—Specified use of nanostructure for electronic or optoelectronic application
- Y10S977/936—Specified use of nanostructure for electronic or optoelectronic application in a transistor or 3-terminal device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Abstract
Description
도 4 내지 11은 본 발명의 다른 실시예에 따른 터치센서용 박막트랜지스터의 단면도들이다.
도 12는 본 발명의 일 실시예에 따른 고분자를 함유하는 나노 수직 와이어 어레이의 형성방법을 나타낸 공정 흐름도이다.
101 : 게이트 전극 200 : 절연체부
300 : 에어 갭 400 : 제2 전극
401 : 소스 전극 402 : 드레인 전극
500 : 반도체층
Claims (22)
- 제1 전극;
상기 제1 전극 상에 위치하는 절연체부; 및
상기 절연체부 상에 위치하는 제2전극을 포함하고,
상기 절연체부는 절연체층 및 상기 절연체층의 상부 또는 하부에 위치하는 복수개의 고분자 나노와이어들로 이루어진 어레이를 포함하고,
상기 복수개의 고분자 나노와이어들은 상기 제1전극과 수직으로 정렬되고,
상기 제2전극은 상기 고분자 나노와이어만을 둘러싸고 배치되거나, 상기 절연체부의 상부를 감싸고 배치되거나, 또는 상기 고분자 나노 와이어 상부에 층 형태로 배치된 것을 특징으로 하는 터치센서. - 제1항에 있어서,
상기 터치센서는 금속-절연체-금속 캐퍼시터 구조를 갖는 터치센서. - 제1항에 있어서,
상기 고분자 나노 와이어는 폴리에틸렌(PE), 폴리프로필렌(PP), 폴리스티렌(PS), 폴리비닐클로라이드(PVC), 폴리메타아크릴레이트(PMMA), 에폭시, 폴리이미드(polyimide), 폴리우레탄, 폴리아미드(polyamide), 폴리에스테르(polyester), poly(vinyl acetate)로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 터치센서. - 제1항에 있어서,
상기 고분자 나노 와이어는 압전성 고분자를 포함하는 터치센서. - 제4항에 있어서,
상기 압전성 고분자는 PVDF, PVDF-TrFE 및 PVDF-TeFE로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 터치센서. - 삭제
- 삭제
- 제1항에 있어서,
상기 제2 전극은 플렉서블 전극인 것을 특징으로 하는 터치센서. - 제1항에 있어서,
상기 고분자 나노 와이어는 10nm 내지 100nm의 직경을 갖는 것을 특징으로 하는 터치센서. - 게이트 전극;
상기 게이트 전극 상에 위치하는 절연체부;
상기 절연체부 상에 위치하는 반도체층; 및
상기 반도체층과 전기적으로 접속하는 소스 전극 및 드레인 전극을 포함하고,
상기 절연체부는 절연체층 및 상기 절연체층 상에 위치하는 복수개의 고분자 나노와이어들로 이루어진 어레이를 포함하는 것을 특징으로 하고,
상기 복수개의 고분자 나노와이어들은 상기 게이트 전극과 수직으로 정렬되는 것을 특징으로 하는 터치센서. - 제10항에 있어서,
상기 고분자 나노 와이어는 폴리에틸렌(PE), 폴리프로필렌(PP), 폴리스티렌(PS), 폴리비닐클로라이드(PVC), 폴리메타아크릴레이트(PMMA), 에폭시, 폴리이미드(polyimide), 폴리우레탄, 폴리아미드(polyamide), 폴리에스테르(polyester), poly(vinyl acetate)로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 터치센서.로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 터치센서. - 제10항에 있어서,
상기 고분자 나노 와이어는 압전성 고분자를 포함하는 터치센서. - 제12항에 있어서,
상기 압전성 고분자는 PVDF, PVDF-TrFE 및 PVDF-TeFE로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 터치센서. - 삭제
- 제10항에 있어서,
상기 고분자 나노 와이어는 10nm 내지 100nm의 직경을 갖는 것을 특징으로 하는 터치센서. - 기판;
상기 기판 상에 위치하는 게이트 전극;
상기 기판 및 게이트 전극 사이에 위치하는 절연체부;
상기 절연체부 및 상기 기판 사이에 또는 상기 절연체부 및 상기 게이트 전극 사이에 위치하는 반도체층; 및
상기 반도체층과 전기적으로 접속하는 소스 전극 및 드레인 전극을 포함하고,
상기 절연체부는 절연체층 및 상기 절연체층 상에 위치하는 복수개의 고분자 나노와이어들로 이루어진 어레이를 포함하고,
상기 복수개의 고분자 나노와이어들은 상기 게이트 전극과 수직으로 정렬되는 것을 특징으로 하는는 것을 특징으로 하는 터치센서. - 제16항에 있어서,
상기 게이트 전극은 플렉서블 기판인 것을 특징으로 하는 터치센서. - 제1 전극을 형성하는 단계;
상기 제1 전극 상에 절연체층 및 상기 절연체층 상부 또는 하부에 복수개의 고분자 나노와이어로 이루어진 어레이를 포함하는 절연체부를 형성하는 단계 및
상기 절연체부 상에 제2 전극을 형성하는 단계를 포함하고,
상기 복수개의 고분자 나노와이어는 상기 제1 전극과 수직으로 정렬되는 것을 특징으로 하는 터치센서의 제조방법. - 제18항에 있어서,
상기 복수개의 고분자 나노 와이어로 이루어진 어레이는,
상부가 수직으로 정렬된 복수개의 고분자 나노 와이어 형상인 실리콘 마스터에 PDMS를 함유하는 혼합용액을 주입한 후 경화처리 하여 PDMS 몰드를 형성하는 단계; 및
상기 PDMS 몰드에 상기 고분자를 함유하는 혼합용액을 주입한 후 경화처리 하는 단계를 포함하여 형성되는 것을 특징으로 하는 터치센서의 제조방법. - 제18항 또는 제19항에 있어서,
상기 고분자는 폴리에틸렌(PE), 폴리프로필렌(PP), 폴리스티렌(PS), 폴리비닐클로라이드(PVC), 폴리메타아크릴레이트(PMMA), 에폭시, 폴리이미드(polyimide), 폴리우레탄, 폴리아미드(polyamide), 폴리에스테르(polyester), poly(vinyl acetate)로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 터치센서의 제조방법. - 제18항 또는 제19항에 있어서,
상기 고분자는 압전성 고분자를 포함하는 터치센서의 제조방법. - 제21항에 있어서,
상기 압전성 고분자는 PVDF, PVDF-TrFE 및 PVDF-TeFE로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 터치센서의 제조방법.
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