KR940023223A - 투사형화상표시장치 - Google Patents
투사형화상표시장치 Download PDFInfo
- Publication number
- KR940023223A KR940023223A KR1019930005406A KR930005406A KR940023223A KR 940023223 A KR940023223 A KR 940023223A KR 1019930005406 A KR1019930005406 A KR 1019930005406A KR 930005406 A KR930005406 A KR 930005406A KR 940023223 A KR940023223 A KR 940023223A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- light beams
- adjusting means
- reflecting
- optical
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims abstract 13
- 230000004907 flux Effects 0.000 claims abstract 5
- 239000003086 colorant Substances 0.000 claims abstract 2
- 238000000926 separation method Methods 0.000 claims abstract 2
- 230000002194 synthesizing effect Effects 0.000 claims abstract 2
- 238000010586 diagram Methods 0.000 description 2
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
- H04N9/315—Modulator illumination systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
- G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
- Lenses (AREA)
Abstract
Description
Claims (1)
- M×N개의 화소들로 화상을 나타내는 투사형화상표시장치에 있어서, 백색광을 발광하는 광원과; 상기 백색광을 분리하여 다수의 원색을 가지는 제1차 광속들을 발생시키는 광분리수단과; 다수의 반사면들을 가지며, 상기 반사면으로써 상기 각각의 제1차 광속들을 광로조절수단으로 반사시키고, 광고가 조절된 후 상기 화소들과 대응하여 반사되는 상기 제1차 광소들 각각에 대한 상기 제2차 광속들 각각의 광량을 상기 반사면들간의 틈으로 조절하는 광량조절수단과; 상기 제1차 광속들을 광축에 평행하게 하고 제2차 광속들을 집속시키는 평행렌즈와; 광축에 평행한 상기 제1차 광속들을 상기 화소들과 대응하는 M×N개의 제2차 광속들로 경로들을 서로 다르게 반사시켜 광로들을 조절하는 상기 광로조절수단과; 상기 평행렌즈 및 상기 광량조절수단을 통과한 상기 제2차 광속들을 합성하여 화상을 나타내는 화면을 포함하는 투사형화상 표시장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930005406A KR960016286B1 (ko) | 1993-03-31 | 1993-03-31 | 투사형화상표시장치 |
US08/220,799 US5379081A (en) | 1993-03-31 | 1994-03-31 | Optical baffling device |
JP6063174A JPH0728165A (ja) | 1993-03-31 | 1994-03-31 | 光遮断装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930005406A KR960016286B1 (ko) | 1993-03-31 | 1993-03-31 | 투사형화상표시장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940023223A true KR940023223A (ko) | 1994-10-22 |
KR960016286B1 KR960016286B1 (ko) | 1996-12-07 |
Family
ID=19353304
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930005406A KR960016286B1 (ko) | 1993-03-31 | 1993-03-31 | 투사형화상표시장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5379081A (ko) |
JP (1) | JPH0728165A (ko) |
KR (1) | KR960016286B1 (ko) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9204798D0 (en) * | 1992-03-05 | 1992-04-15 | Rank Brimar Ltd | Spatial light modulator system |
KR0131570B1 (ko) * | 1993-11-30 | 1998-04-16 | 배순훈 | 투사형 화상표시 장치의 광로 조절 장치구조 |
KR100220673B1 (ko) * | 1994-01-18 | 1999-09-15 | 전주범 | 투사형 화상 표시장치 |
KR100220674B1 (ko) * | 1994-01-18 | 1999-09-15 | 전주범 | 투사형 화상표시장치 |
KR100236107B1 (ko) * | 1994-03-09 | 1999-12-15 | 전주범 | 투사형 화상표시장치(projection display system) |
KR0151457B1 (ko) * | 1994-04-30 | 1998-12-15 | 배순훈 | 광로조절장치 및 그 제조방법 |
CN1065967C (zh) * | 1994-05-04 | 2001-05-16 | 大宇电子株式会社 | 制造薄膜可驱动反射镜阵列的方法 |
KR100220675B1 (ko) * | 1994-10-31 | 1999-09-15 | 전주범 | 투사형 화상표시장치 |
KR0164180B1 (ko) * | 1995-10-27 | 1999-01-15 | 배순훈 | 투사형화상표시장치의 광학계 |
US6719429B2 (en) * | 2001-03-30 | 2004-04-13 | Infocus Corporation | Anamorphic illumination of micro-electromechanical display devices employed in multimedia projectors |
US6652105B1 (en) * | 2001-11-30 | 2003-11-25 | Infocus Corporation | Reflective light valve-based multimedia projector employing a patterned-silvered mirror |
KR20040021472A (ko) * | 2002-09-04 | 2004-03-10 | 삼성전자주식회사 | 조명 광학계 및 이를 채용한 화상 표시장치 |
JP4171373B2 (ja) * | 2003-08-04 | 2008-10-22 | 三洋電機株式会社 | 投写型映像表示装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH466359A (de) * | 1966-11-16 | 1968-12-15 | Eidophor Ag | Verfahren zur Wiedergabe eines Bildes, das in willkürlicher zeitlicher und örtlicher Folge von Bildpunkten aufgebaut ist |
US3989890A (en) * | 1974-02-14 | 1976-11-02 | Westinghouse Electric Corporation | Optical imaging system utilizing a light valve array and a coupled photoemissive target |
US4111538A (en) * | 1976-02-25 | 1978-09-05 | Xerox Corporation | Projection system of high efficiency |
JPS62115120A (ja) * | 1985-11-13 | 1987-05-26 | Nec Corp | カラ−投射装置 |
US5245369A (en) * | 1989-11-01 | 1993-09-14 | Aura Systems, Inc. | Scene projector |
US5260798A (en) * | 1989-11-01 | 1993-11-09 | Aura Systems, Inc. | Pixel intensity modulator |
-
1993
- 1993-03-31 KR KR1019930005406A patent/KR960016286B1/ko not_active IP Right Cessation
-
1994
- 1994-03-31 US US08/220,799 patent/US5379081A/en not_active Expired - Fee Related
- 1994-03-31 JP JP6063174A patent/JPH0728165A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
KR960016286B1 (ko) | 1996-12-07 |
US5379081A (en) | 1995-01-03 |
JPH0728165A (ja) | 1995-01-31 |
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