KR100921506B1 - 표시 장치 및 그 구동 방법 - Google Patents
표시 장치 및 그 구동 방법 Download PDFInfo
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- KR100921506B1 KR100921506B1 KR1020080037170A KR20080037170A KR100921506B1 KR 100921506 B1 KR100921506 B1 KR 100921506B1 KR 1020080037170 A KR1020080037170 A KR 1020080037170A KR 20080037170 A KR20080037170 A KR 20080037170A KR 100921506 B1 KR100921506 B1 KR 100921506B1
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Abstract
Description
Claims (21)
- 복수의 주사선;상기 주사선과 교차하는 복수의 신호선; 및상기 주사선 및 신호선이 교차하는 영역들에 형성되며, 유기물층과 상기 유기물층 내에 개재된 나노크리스탈층을 포함하여 쌍안정 전도성과 부저항 특성을 갖는 전하 트랩층 및 상기 전하 트랩층과 전기적으로 연결된 유기 발광층을 구비하는 복수의 픽셀을 포함하는 표시 장치.
- 제 1 항에 있어서, 상기 픽셀은 상기 전하 트랩층과 상기 유기 발광층이 적층되고, 상기 전하 트랩층과 상기 유기 발광층의 상부 및 하부에 각각 형성된 상부 도전층 및 하부 도전층을 더 포함하는 표시 장치.
- 제 2 항에 있어서, 상기 상부 도전층은 상기 신호선에 연결되고, 상기 하부 도전층은 상기 주사선에 연결되는 표시 장치.
- 제 2 항에 있어서, 상기 픽셀은 상기 전하 트랩층과 상기 유기 발광층 사이에 형성된 중간 도전층을 더 포함하는 표시 장치.
- 삭제
- 삭제
- 제 1 항에 있어서, 상기 나노크리스탈층은 복수의 나노크리스탈과 상기 나노크리스탈을 감싸는 배리어층을 포함하는 표시 장치.
- 제 7 항에 있어서, 상기 나노크리스탈은 Al, Ti, Zn, Fe, Ni, Cu, Au, Ag과 이들의 합금 중 적어도 어느 하나를 포함하는 표시 장치.
- 제 1 항에 있어서, 상기 픽셀에 연결된 상기 주사선 및 신호선 사이에 인가되는 전압의 크기에 따라 프로그램 동작, 소거 동작 또는 읽기 동작을 수행하며, 상기 읽기 동작시 발광하는 표시 장치.
- 제 9 항에 있어서, 상기 소거 동작을 위한 소거 전압의 절대값의 크기는 상기 프로그램 동작을 위한 프로그램 전압의 절대값보다 크고, 상기 읽기 동작을 위한 읽기 전압의 절대값의 크기는 상기 프로그램 전압의 절대값보다 작은 표시 장치.
- 제 10 항에 있어서, 상기 프로그램 전압, 소거 전압 및 읽기 전압은 포지티브 전압인 표시 장치.
- 제 10 항에 있어서, 상기 프로그램 전압, 소거 전압 및 읽기 전압은 네거티브 전압인 표시 장치.
- 제 9 항에 있어서, 상기 프로그램 동작을 위한 프로그램 전압은 다른 크기를 가지는 복수의 전압일 수 있으며, 상기 프로그램 전압은 상기 픽셀의 문턱 전압 이상부터 부저항 영역 이하에서 선택되며, 상기 프로그램 전압의 크기에 따라 상기 읽기 동작시 복수 레벨의 전류가 출력되는 표시 장치.
- 제 13 항에 있어서, 상기 읽기 동작을 위한 읽기 전압은 다른 크기를 가지는 복수의 전압일 수 있으며, 상기 읽기 전압의 크기에 따라 상기 읽기 동작시 복수 레벨의 전류가 출력되는 표시 장치.
- 제 9 항에 있어서, 상기 읽기 동작을 위한 읽기 전압은 다른 크기를 가지는 복수의 전압일 수 있으며, 상기 읽기 전압의 크기에 따라 상기 읽기 동작시 복수 레벨의 전류가 출력되는 표시 장치.
- 복수의 주사선 및 신호선이 교차하는 영역에 위치하며, 유기물층과 상기 유기물층 내에 개재된 나노크리스탈층을 포함하여 쌍안정 전도성과 부안정 특성을 갖는 전하 트랩층 및 상기 유기물층으로부터 제공된 전하를 이용하여 발광하는 유기 발광층을 구비하는 복수의 픽셀을 포함하는 표시 장치의 일 픽셀에 프로그램 전압을 인가하는 단계; 및상기 일 픽셀에 읽기 전압을 인가하여 픽셀을 발광시키는 단계를 포함하는 표시 장치의 구동 방법.
- 제 16 항에 있어서, 상기 일 픽셀에 소거 전압을 인가하는 단계를 더 포함하는 표시 장치의 구동 방법.
- 제 17 항에 있어서, 상기 일 픽셀이 발광되는 동안 타 주사선에 연결된 타 픽셀에 상기 프로그램 전압을 인가하는 표시 장치의 구동 방법.
- 제 17 항에 있어서, 상기 일 픽셀이 발광하는 동안 타 주사선에 연결된 타 픽셀에 상기 소거 전압을 인가하는 표시 장치의 구동 방법.
- 제 17 항에 있어서, 상기 소거 전압의 절대값은 상기 프로그램 전압의 절대값보다 크고, 상기 읽기 전압의 절대값은 상기 프로그램 전압보다 낮은 표시 장치의 구동 방법.
- 제 17 항에 있어서, 상기 일 픽셀에 하나의 프레임에서 상기 프로그램 전압을 인가한 후 상기 읽기 전압을 인가한 다음 상기 소거 전압을 인가하는 표시 장치의 구동 방법.
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KR20080095777A (ko) | 2008-10-29 |
US20100208507A1 (en) | 2010-08-19 |
JP5247797B2 (ja) | 2013-07-24 |
EP2147573A1 (en) | 2010-01-27 |
KR20080095799A (ko) | 2008-10-29 |
KR20080095778A (ko) | 2008-10-29 |
WO2008130207A1 (en) | 2008-10-30 |
TW200904235A (en) | 2009-01-16 |
EP2147573B1 (en) | 2019-07-03 |
JP2010525543A (ja) | 2010-07-22 |
TW200903425A (en) | 2009-01-16 |
KR100926687B1 (ko) | 2009-11-17 |
TWI472262B (zh) | 2015-02-01 |
TW200906217A (en) | 2009-02-01 |
EP2147573A4 (en) | 2011-10-05 |
US8315080B2 (en) | 2012-11-20 |
TWI449461B (zh) | 2014-08-11 |
US20110205217A1 (en) | 2011-08-25 |
KR100994677B1 (ko) | 2010-11-17 |
US8441472B2 (en) | 2013-05-14 |
TWI406226B (zh) | 2013-08-21 |
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