KR100819489B1 - 도파관 디스플레이 - Google Patents
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- KR100819489B1 KR100819489B1 KR1020027012056A KR20027012056A KR100819489B1 KR 100819489 B1 KR100819489 B1 KR 100819489B1 KR 1020027012056 A KR1020027012056 A KR 1020027012056A KR 20027012056 A KR20027012056 A KR 20027012056A KR 100819489 B1 KR100819489 B1 KR 100819489B1
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Abstract
Description
Claims (23)
- 광이 엣지로부터 전체 내부 반사에 의해 전파되도록 하는 입력 엣지 및 평면 확장부와, 도파관 입력 엣지를 통해 도파관 표면으로 주입되는 광과 도파관 표면간 각도로서 광이 도파관 표면을 통해 도파관 내부로 반사될 수 있는 각도인 평면 외부각 범위에서 입력 엣지로 광을 주사하도록 배열된 변조된 광원(2); 및광의 전파방향에 따라 각각 다른 점에서 전체적으로 내부반사 되는 대신에 상기 평면 외부각 이외의 다른 각도에서 입사하는 광선이 떠나도록 광-배출 도파관으로 기능하는 평면 도파관(1)이 포함 구성된 것을 특징으로 하는 광학 시스템.
- 제1항에 있어서, 상기 도파관(1)은 그 전파방향을 따라 폭이 좁아지도록 테이퍼진 것을 특징으로 하는 광학 시스템.
- 제1항에 있어서, 상기 도파관(1)은 그 일면에 비반사 코팅부가 형성된 것을 특징으로 하는 광학 시스템.
- 제1항에 있어서, 상기 도파관(1)의 표준 평면쪽으로 배출되는 광을 재지향하는 수단인 반투명 스크린(7)을 추가 포함하는 것을 특징으로 하는 광학 시스템.
- 제1항에 있어서, 광이 실질적으로 상기 도파관(1)의 입력 엣지 전체에 걸쳐 주입되도록 광원으로부터 입력되는 광을 지향시키는 입력 도파관(3)(25)을 추가 포함하는 것을 특징으로 하는 광학 시스템.
- 제5항에 있어서, 상기 입력 도파관(3)은 입력 엣지가 구비된 2차원 평면이거나 판 도파관으로써, 평면 외부각이 보존되는 동안 도파관(1)의 엣지를 통해 광이 주입될 수 있도록 그 평면내 입력 엣지의 초점을 맞춘 상태에서 평면내 입력 엣지 상에 있는 점으로부터 발생되는 광을 확산시키도록 구성된 것을 특징으로 하는 광학 시스템.
- 제6항에 있어서, 상기 입력 도파관(3)으로부터 상기 도파관(1)의 입력 엣지로 광을 결합하도록 한 쌍의 거울(5a)(5b)을 추가 포함하는 것을 특징으로 하는 광학 시스템.
- 제5항에 있어서, 상기 광원은 변조된 광을 평면 외부각에서 입력 도파관(3)으로 주입되도록 배열된 투사기(2)인 것을 특징으로 하는 광학 시스템.
- 제8항에 있어서, 상기 투사기(2)는 입력 도파관(3)의 입력 엣지를 따라 배열된 복수 개의 투사기(21)(22)(23)로 이루어진 것을 특징으로 하는 광학 시스템.
- 제8항에 있어서, 상기 투사기(2)는 디스플레이인 것을 특징으로 하는 광학 시스템.
- 제9항에 있어서, 상기 각각의 투사기(21)(22)(23)는 3차원 디스플레이를 형성하여 별개의 영상을 입력하는 것을 특징으로 하는 광학 시스템.
- 제1항에 있어서, 광이 상기 입력 도파관(3)을 통해 도파관(1)으로 주입되는 각도를 유지시킴은 물론, 도파관(1)과 입력 도파관(3)이 서로 절첩되도록 광학 변환기로서 프리즘(8)을 추가 포함하는 것을 특징으로 하는 광학 시스템.
- 제5항에 있어서, 상기 입력 도파관(25)은 반드시 1차원으로 도파관(1)의 입력 엣지를 따라 배열되고, 일측 두꺼운 단부로 주입된 광이 도파관(1)으로 주입되도록 그 길이를 따라 다른 점에서 광을 이탈시키는 것을 특징으로 하는 광학 시스템.
- 제13항에 있어서, 상기 입력 도파관(25)의 일측 두꺼운 단부를 통해 주입되는 광은 단일 투사기(27)를 통해 투사되는 광으로써 상기 입력 도파관(25)의 일측 단부로 주입된 광이 상기 도파관(1)의 입력 엣지를 통해 주입되도록 입력 도파관(25) 일측 두꺼운 단부로 광이 주입되는 방향에 단일 투사기(27)가 배열된 것을 특징으로 하는 광학 시스템.
- 제14항에 있어서, 상기 단일 투사기(27)는 입력 도파관(25)의 일측 두꺼운 단부로 주입되는 광을 다양한 각도로 주입될 수 있도록 배열된 것을 특징으로 하는 광학 시스템.
- 광이 엣지로부터 전체 내부 반사에 의해 전파되도록 하는 입력 엣지 및 평면 확장부를 구비하고, 상기 입력 엣지를 통해 도파관 전체 내부 반사가 이루어지도록 하는 각각의 다른 점의 평면 외부각 범위에서 광이 주입되는 대신에 도파관 전체 내부 반사가 이루어지지 않는 상기 평면 외부각 범위 이외의 다른 평면 외부각을 통해 입사하는 광이 도파관을 떠나도록 광-배출 도파관으로서 기능하는 테이퍼된 도파관(1);반드시 1차원으로서 실질적으로 상기 도파관(1)의 입력 엣지 전체에 걸쳐 광원으로부터 입력되는 광을 지향시키기 위하여 상기 도파관(1)의 입력 엣지를 따라 배열되는 입력 도파관(25); 및상기 입력 도파관(25)으로 광을 투사하도록 입력 도파관(25)의 일측 두꺼운 단부에 배열되는 변조된 광원인 단일 투사기(47)로 구성되고,상기 입력 도파관(25)은 광이 도파관(1) 및 입력 도파관(25)을 떠나는 위치를 가변시키도록 배열된 어드레서블(addressable)한 부분인 물질층(41)을 추가 포함하고, 상기 단일 투사기(47)는 광학섬유가 방사점이 가변되듯 도파관(1)으로부터 방사된 광을 집적하도록 배열되는 바와 같이 광을 단일 각에서 입력 도파관(25)으로 입력시키는 것을 특징으로 하는 광학 변조 장치.
- 평면광원보다 폭이 더 좁은 광원;하나의 엣지에 광을 수신하고, 광이 판을 가로질러 움직이도록 광원폭으로 확장하는 입력 도파관(3) 내부의 광원; 및입력 도파관(3)에서 방사되어 확장된 광을 엣지에서 수신하여 도파관(1)의 평면 외부로 재지향하는 테이퍼된 도파관(1)의 광원으로 구성된 것을 특징으로 하는 평면 광원.
- 입력 도파관(25) 평면에서의 파동전면전파를 전환하도록 입력단부와 출력단부를 구비하고, 상기 입력 도파관(25)의 두면 사이에서의 반사에 의해 상기 파동이 상기 입력단부로부터 출력단부까지의 평면에 전파되도록 형성되며, 그 두께는 상기 반사가 일부부분에서 좀더 스티퍼되도록 폭 전체에 걸쳐서 가변되어 도파관 평면내로 전파되도록 형성된 것을 특징으로 하는 평면 시트형 광학 도파관.
- 제18항에 있어서, 상기 두께는 입력 도파관(25)의 폭을 가로질러 가변되는 것을 특징으로 하는 광학 도파관.
- 제19항에 있어서, 상기 두께는 원형 파동면을 직선 파동면으로 변환시키는 방법으로 가변되는 것을 특징으로 하는 광학 도파관.
- 변화하는 자장이 통(tin)내에 유입되도록 전자석을 통상적인 유리부양방식으로 용해된 상기 통 옆에 위치시키는 단계;상기 통의 표면에 생성된 유리가 테이퍼된 단면을 갖도록 경사면이 형성되는 단계;상기 테이퍼된 표면이 상기 통 일측면으로부터의 전자기력에 의해 상기 통 상에 생성되는 단계로 이루어진 것을 특징으로 하는 테이퍼된 유리 시트 제조방법.
- 영상을 투사하는 영상 투사기(2);상기 영상 투사기(2)를 통해 영상이 투사되도록 입력 엣지가 구성된 도파관(3); 및스크린(7)으로 구성되고,상기 영상이 투사기(2)로부터 입력 도파관(3)의 입력 엣지로 투사되고 입력 도파관(3) 평면을 통과하여 스크린(7)에 전달되도록 상기 투사기(2)는 투사 렌즈(2b)와 마이크로디스플레이(2a)가 배열된 것을 특징으로 하는 투사 디스플레이.
- 제22항에 있어서, 상기 입력 도파관(3)은 영상을 배출하는 투사기(2) 부분보다 폭이 넓은 균일한 두께의 판으로서 스크린(7)에 전달되도록 투사된 영상을 횡으로 확장시키는 것을 특징으로 하는 투사 디스플레이.
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- 2001-03-20 US US09/812,722 patent/US6608961B2/en not_active Expired - Lifetime
- 2001-03-20 WO PCT/GB2001/001209 patent/WO2001072037A1/en active Application Filing
- 2001-03-20 JP JP2001570073A patent/JP4996029B2/ja not_active Expired - Fee Related
- 2001-03-20 KR KR1020027012056A patent/KR100819489B1/ko active IP Right Grant
- 2001-03-20 EP EP01911982A patent/EP1273168A1/en not_active Withdrawn
- 2001-03-20 CN CN018069274A patent/CN1217539C/zh not_active Expired - Fee Related
- 2001-03-20 AU AU40900/01A patent/AU4090001A/en not_active Abandoned
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WO2000004407A1 (en) * | 1998-07-17 | 2000-01-27 | Brookhaven Science Associates | Small inlet optical panel and a method of making a small inlet optical panel |
US6002826A (en) * | 1998-08-28 | 1999-12-14 | Brookhaven Science Associates | Thin display optical projector |
Also Published As
Publication number | Publication date |
---|---|
US20020008854A1 (en) | 2002-01-24 |
JP2003528356A (ja) | 2003-09-24 |
US6608961B2 (en) | 2003-08-19 |
AU4090001A (en) | 2001-10-03 |
EP1273168A1 (en) | 2003-01-08 |
GB0006709D0 (en) | 2000-05-10 |
GB2360603A (en) | 2001-09-26 |
JP4996029B2 (ja) | 2012-08-08 |
KR20020092986A (ko) | 2002-12-12 |
CN1419784A (zh) | 2003-05-21 |
WO2001072037A1 (en) | 2001-09-27 |
CN1217539C (zh) | 2005-08-31 |
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