KR100720728B1 - 영상표시장치용 디엘피 엔진 - Google Patents
영상표시장치용 디엘피 엔진 Download PDFInfo
- Publication number
- KR100720728B1 KR100720728B1 KR1020050064360A KR20050064360A KR100720728B1 KR 100720728 B1 KR100720728 B1 KR 100720728B1 KR 1020050064360 A KR1020050064360 A KR 1020050064360A KR 20050064360 A KR20050064360 A KR 20050064360A KR 100720728 B1 KR100720728 B1 KR 100720728B1
- Authority
- KR
- South Korea
- Prior art keywords
- light
- chip
- lens cap
- lens
- image display
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- 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
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- 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
- G02B26/007—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light
- G02B26/008—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light in the form of devices for effecting sequential colour changes, e.g. colour wheels
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- 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
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
- G03B21/008—Projectors using an electronic spatial light modulator but not peculiar thereto using micromirror devices
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Astronomy & Astrophysics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
Abstract
Description
Claims (5)
- 광원;상기 광원에서 나온 빛을 스크린으로 반사하는 디엠디(DMD) 칩;상기 디엠디 칩의 바로 직전에 설치되며, 상기 광원에서 나와 상기 디엠디 칩으로 입사되는 빛이 통과하는 직사각형의 광구멍이 형성된 렌즈 캡; 및상기 렌즈 캡의 광구멍 둘레에 복수의 돌기로 형성되며, 산란광이 상기 디엠디 칩으로 입사되는 것을 차단하는 세레이션부;를 포함하는 것을 특징으로 하는 영상표시장치용 디엘피엔진.
- 제 1 항에 있어서, 상기 세레이션부의 복수의 돌기는,상기 광구멍의 각 변에 대응되는 길이를 갖고, 각 변에 대해 평행하게 일정 간격으로 이격되며, 그 단면은 톱니형상으로 형성된 것을 특징으로 하는 영상표시장치용 디엘피엔진.
- 제 2 항에 있어서, 상기 복수의 돌기는,상기 렌즈 캡의 전면과 후면을 연결하는 경사부에 형성되며, 상기 경사부는 상기 렌즈 캡의 전면에서 후면을 향해 하향 경사진 것을 특징으로 하는 영상표시장치용 디엘피 엔진.
- 제 2 항 또는 제 3 항에 있어서, 상기 복수의 돌기의 각 경사면이 상기 광구멍 쪽에 형성된 것을 특징으로 하는 영상표시장치용 디엘피엔진.
- 제 1 항 또는 제 2 항에 있어서, 상기 세레이션부는,상기 렌즈 캡 전면의 전부분에 형성된 것을 특징으로 하는 영상표시장치용 디엘피엔진.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050064360A KR100720728B1 (ko) | 2005-07-15 | 2005-07-15 | 영상표시장치용 디엘피 엔진 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050064360A KR100720728B1 (ko) | 2005-07-15 | 2005-07-15 | 영상표시장치용 디엘피 엔진 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20070009242A KR20070009242A (ko) | 2007-01-18 |
| KR100720728B1 true KR100720728B1 (ko) | 2007-05-22 |
Family
ID=38011099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020050064360A Expired - Fee Related KR100720728B1 (ko) | 2005-07-15 | 2005-07-15 | 영상표시장치용 디엘피 엔진 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100720728B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102172651B1 (ko) * | 2020-02-13 | 2020-11-02 | 이창호 | 간이 수영장 건설공법 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990043704A (ko) * | 1997-11-29 | 1999-06-15 | 전주범 | 투사형 화상 표시 장치 |
| JP2003322822A (ja) | 2002-04-30 | 2003-11-14 | Mitsubishi Electric Corp | 画像表示装置 |
| KR20050005867A (ko) * | 2003-07-07 | 2005-01-15 | 엘지전자 주식회사 | 마이크로 디바이스 표시장치의 광학 잔상 방지구조 |
| JP2005055855A (ja) | 2003-08-07 | 2005-03-03 | Taida Electronic Ind Co Ltd | デジタル光処理投影システム及びその投影方法 |
-
2005
- 2005-07-15 KR KR1020050064360A patent/KR100720728B1/ko not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990043704A (ko) * | 1997-11-29 | 1999-06-15 | 전주범 | 투사형 화상 표시 장치 |
| JP2003322822A (ja) | 2002-04-30 | 2003-11-14 | Mitsubishi Electric Corp | 画像表示装置 |
| KR20050005867A (ko) * | 2003-07-07 | 2005-01-15 | 엘지전자 주식회사 | 마이크로 디바이스 표시장치의 광학 잔상 방지구조 |
| JP2005055855A (ja) | 2003-08-07 | 2005-03-03 | Taida Electronic Ind Co Ltd | デジタル光処理投影システム及びその投影方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102172651B1 (ko) * | 2020-02-13 | 2020-11-02 | 이창호 | 간이 수영장 건설공법 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20070009242A (ko) | 2007-01-18 |
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