KR101401050B1 - 터치 감지 전극 및 이를 포함하는 터치 스크린 패널 - Google Patents
터치 감지 전극 및 이를 포함하는 터치 스크린 패널 Download PDFInfo
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- KR101401050B1 KR101401050B1 KR1020130094939A KR20130094939A KR101401050B1 KR 101401050 B1 KR101401050 B1 KR 101401050B1 KR 1020130094939 A KR1020130094939 A KR 1020130094939A KR 20130094939 A KR20130094939 A KR 20130094939A KR 101401050 B1 KR101401050 B1 KR 101401050B1
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Abstract
Description
도 2는 본 발명의 일 실시예에 따른 리타더 일체형 터치 감지 전극의 개략적인 수직 단면도이다.
도 3은 본 발명의 일 실시예 중 리타더가 단일층으로 형성된 구현예의 개략적인 수직 단면도이다.
도 4는 본 발명의 일 실시예 중 리타더가 경화 액정막과 기재의 적층체로 형성된 구현예의 개략적인 수직 단면도이다.
도 5는 본 발명의 다른 일 실시예에 따른 리타더 일체형 터치 감지 전극의 개략적인 수직 단면도이다.
도 6은 본 발명의 다른 일 실시예에 따른 리타더 일체형 터치 감지 전극의 개략적인 평면도이다.
도 7은 본 발명의 다른 일 실시예 중 리타더가 단일층으로 형성된 구현예의 개략적인 수직 단면도이다.
도 8 및 도 9는 본 발명의 다른 일 실시예 중 리타더가 경화 액정막과 기재의 적층체로 형성된 구현예의 개략적인 수직 단면도이다.
리타더 | 제1 감지패턴 | 절연층 | 제2 감지패턴 | △반사율(%) | |||||
종류 | 굴절률 | 위치 | 굴절률 | 위치 | 굴절률 | 위치 | 굴절률 | ||
실시예1 | a-1 | 1.51 | 리타더 제1면 |
1.7 | 리타더 제1면 |
1.53 | 리타더 제1면 |
1.8 | 0.3 % |
실시예2 | a-1 | 1.51 | 리타더 제1면 |
2.0 | 리타더 제1면 |
1.53 | 리타더 제1면 |
2.0 | 1.7 % |
실시예3 | a-2 | 1.55 | 리타더 제1면 |
2.3 | 리타더 제1면 |
1.53 | 리타더 제1면 |
2.3 | 4.0 % |
실시예4 | a-1 | 1.51 | 리타더 제1면 |
1.7 | - | - | 리타더 제2면 |
1.7 | 0.35 % |
실시예5 | a-2 | 1.55 | 리타더 제1면 |
2.0 | - | - | 리타더 제2면 |
2.0 | 1.6 % |
실시예6 | a-2 | 1.55 | 리타더 제1면 |
2.3 | - | - | 리타더 제2면 |
2.3 | 3.8 % |
비교예1 | a-1 | 1.51 | 리타더 제1면 |
2.5 | 리타더 제1면 |
1.53 | 리타더 제1면 |
2.5 | 5.8% |
비교예2 | a-2 | 1.55 | 리타더 제1면 |
2.5 | 리타더 제1면 |
1.53 | 리타더 제1면 |
2.5 | 5.8% |
비교예3 | a-1 | 1.51 | 리타더 제1면 |
2.5 | - | - | 리타더 제2면 |
2.5 | 6.3% |
비교예4 | a-2 | 1.55 | 리타더 제1면 |
2.5 | - | - | 리타더 제2면 |
2.5 | 5.5% |
리타더 a-1:(필름형, WRS) a-2:(코팅층형, 액정배향형) 제1 감지 패턴: ITO(소멸계수: 0) 제2 감지 패턴: ITO(소멸계수: 0) 절연층: NCS-801(스미토모社) (굴절률: 1.51, 소멸계수: 0) 상기 굴절률과 소멸계수는 550nm 파장의 광을 기준으로 함. |
리타더 | 제1 감지패턴 | 절연층 | 제2 감지패턴 | 접착제 | △반사율(%) (1전극/접착체) |
△반사율(%) (2전극/접착체) |
|||||
종류 | 굴절률 | 위치 | 굴절률 | 위치 | 굴절률 | 위치 | 굴절률 | 굴절률 | |||
실시예7 | a-1 | 1.51 | 리타더 상면 |
1.54 | 리타더상면 | 1.53 | 리타더 상면 |
1.54 | 1.56 | 0.004 % | 0.004 % |
실시예8 | a-2 | 1.55 | 리타더 상면 |
1.7 | 리타더상면 | 1.53 | 리타더 상면 |
1.7 | 1.67 | 0.008 % | 0.008 % |
실시예9 | a-1 | 1.51 | 리타더 하면 |
1.6 | 리타더하면 | 1.53 | 리타더 하면 |
1.6 | 1.58 | 0.004 % | 0.004 % |
실시예10 | a-1 | 1.51 | 리타더 상면 |
1.54 | - | - | 리타더 하면 |
1.7 | 1.52 | 0.004 % | 0.3 % |
실시예11 | a-2 | 1.55 | 리타더 상면 |
1.54 | - | - | 리타더 하면 |
2.0 | 1.52 | 0.004 % | 1.8 % |
실시예12 | a-2 | 1.55 | 리타더 상면 |
1.54 | - | - | 리타더 하면 |
2.3 | 1.52 | 0.004 % | 4.2 % |
비교예5 | a-1 | 1.51 | 리타더 상면 |
2.5 | 리타더상면 | 1.53 | 리타더 상면 |
2.5 | 1.52 | 6.0 % | 6.0 % |
비교예6 | a-2 | 1.55 | 리타더 하면 |
2.5 | 리타더하면 | 1.53 | 리타더 상면 |
2.5 | 1.62 | 6.0 % | 4.5 % |
비교예7 | a-1 | 1.51 | 리타더 상면 |
2.5 | - | - | 리타더 하면 |
2.5 | 1.67 | 6.0 % | 4.0 % |
리타더 a-1:(필름형,WRS) a-2:(코팅층형, 액정 배향형) 제1 감지 패턴: ITO(소멸계수: 0) 제2 감지 패턴: ITO(소멸계수: 0) 절연층: NCS-801(스미토모社) (굴절률: 1.53) 상기 굴절률과 소멸계수는 550nm 파장의 광을 기준으로 함. |
1a: 단일층 리타더
1b: 기재 1c: 경화 액정막
10: 제1 감지 패턴 20: 제2 감지 패턴
30: 절연층
40: 콘택홀 50: 브릿지 전극
Claims (16)
- 리타더의 적어도 일면에 적어도 하나의 감지 패턴을 구비하고,
상기 리타더의 굴절률과 상기 리타더의 일면에 구비된 감지 패턴의 굴절률의 차이가 0.8 이하인, 리타더 일체형 터치 감지 전극.
- 청구항 1에 있어서, 상기 리타더는 단일층 또는 기재의 일면에 경화 액정막이 접합된 적층체인, 리타더 일체형 터치 감지 전극.
- 청구항 2에 있어서, 상기 단일층 리타더는 코팅층인, 리타더 일체형 터치 감지 전극.
- 청구항 2에 있어서, 리타더가 기재와 경화 액정막의 적층체인 경우에, 제1 감지 패턴 및 제2 감지 패턴은 모두 기재 또는 경화 액정막의 어느 일면에만 형성되는, 리타더 일체형 터치 감지 전극.
- 청구항 2에 있어서, 리타더가 기재와 경화 액정막의 적층체인 경우에, 제1 감지 패턴은 기재의 일면에 제2 감지 패턴은 경화 액정막의 일면에 형성되는, 리타더 일체형 터치 감지 전극.
- 청구항 2에 있어서, 리타더가 단일층인 경우에, 제1 감지 패턴 및 제2 감지 패턴은 모두 단일층 리타더의 어느 일면에만 형성되는, 리타더 일체형 터치 감지 전극.
- 청구항 2에 있어서, 리타더가 단일층인 경우에, 제1 감지 패턴은 단일층 리타더의 일면에 제2 감지 패턴은 단일층 리타더의 다른 일면에 형성되는, 리타더 일체형 터치 감지 전극.
- 청구항 1에 있어서, 리타더의 일면에 제1 감지 패턴 및 제2 감지 패턴을 구비하고, 상기 감지 패턴들 상에 절연층 및 상기 절연층 상에 이격된 제1 감지 패턴을 전기적으로 연결하는 브릿지 전극을 구비하는, 리타더 일체형 터치 감지 전극.
- 청구항 1에 있어서, 리타더의 일면에 제1 감지 패턴을 구비하고 리타더의 다른 일면에 제2 감지 패턴을 구비하며, 상기 리타더는 상기 제1 감지 패턴과 상기 제2 감지 패턴 간의 전기적 절연을 형성하는, 리타더 일체형 터치 감지 전극.
- 삭제
- 청구항 1에 있어서, 상기 감지 패턴의 굴절률은 1.3 내지 2.5인, 리타더 일체형 터치 감지 전극.
- 청구항 1 내지 9 및 11 중 어느 한 항의 리타더 일체형 터치 감지 전극을 구비하는 터치 스크린 패널.
- 청구항 12에 있어서, 상기 리타더 일체형 터치 감지 전극은 리타더의 상면에 적어도 하나의 감지 패턴을 구비하고, 그 상부에 광학 기능성 필름이 점접착제로 접합되며,, 상기 점접착제로 형성된 점접착제층의 굴절률과 상기 상면의 감지 패턴의 굴절률 차이는 0.3 이하인, 터치 스크린 패널.
- 청구항 13에 있어서, 상기 점접착제층의 굴절률과 리타더의 하면의 감지 패턴의 굴절률 차이는 0.8 이하인, 터치 스크린 패널.
- 청구항 12에 있어서, 상기 리타더 일체형 터치 감지 전극은 리타더의 하면에 제1 감지 패턴 및 제2 감지 패턴을 구비하고, 리타더의 상면에 광학 기능성 필름이 점접착제로 접합되며, 상기 점접착제로 형성된 점접착제층의 굴절률과 상기 하면의 감지 패턴의 굴절률 차이는 0.8 이하인, 터치 스크린 패널.
- 청구항 12에 있어서, 상기 터치 스크린 패널은 플렉서블 디스플레이와 접합되는, 터치 스크린 패널.
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EP14835041.6A EP3032384A4 (en) | 2013-08-09 | 2014-07-25 | Touch sensing electrode and touch screen panel comprising same |
PCT/KR2014/006779 WO2015020336A1 (ko) | 2013-08-09 | 2014-07-25 | 터치 감지 전극 및 이를 포함하는 터치 스크린 패널 |
CN201480044352.5A CN105518589A (zh) | 2013-08-09 | 2014-07-25 | 触摸感应电极和包括其的触摸屏面板 |
TW103127277A TWI553519B (zh) | 2013-08-09 | 2014-08-08 | 觸控感測電極及含此之觸控螢幕面板 |
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KR20120037200A (ko) * | 2010-10-11 | 2012-04-19 | 엘지전자 주식회사 | Ito 필름 구조 및 터치 스크린 |
KR20120076204A (ko) * | 2010-12-29 | 2012-07-09 | 엘지디스플레이 주식회사 | 패턴 리타더, 패턴 리타더와 표시패널의 정렬 및 합착 시스템 |
JP2012198512A (ja) * | 2011-03-18 | 2012-10-18 | Vusense Corp | マイクロリターダフィルム |
KR20130068674A (ko) * | 2011-12-16 | 2013-06-26 | 엘지이노텍 주식회사 | 터치패널의 전극 패턴 및 그 제조 방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20160036466A (ko) | 2014-09-25 | 2016-04-04 | 동우 화인켐 주식회사 | 편광판 일체형 터치 감지 전극 및 이를 포함하는 디스플레이 장치, 그리고 그 제조 방법 |
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TWI553519B (zh) | 2016-10-11 |
CN105518589A (zh) | 2016-04-20 |
WO2015020336A1 (ko) | 2015-02-12 |
EP3032384A1 (en) | 2016-06-15 |
TW201510817A (zh) | 2015-03-16 |
US20160154524A1 (en) | 2016-06-02 |
EP3032384A4 (en) | 2017-06-21 |
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