JP2017516141A - 発光ダイオードデジタルマイクロミラーデバイスイルミネータ - Google Patents
発光ダイオードデジタルマイクロミラーデバイスイルミネータ Download PDFInfo
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- 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
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Spectroscopy & Molecular Physics (AREA)
Abstract
Description
Claims (27)
- マイクロミラーデバイスのための発光ダイオード(LED)プロジェクタであって、
少なくとも1つのLEDダイと、
前記少なくとも1つのLEDダイと光通信する入力アパーチャと、出力アパーチャと、を有する非結像集光光学系と、
前記非結像集光光学系の前記出力アパーチャと光通信し、かつ、像面における前記出力アパーチャの像を生成するように構成されたレンズ系であって、前記非結像集光光学系の前記出力アパーチャを含む物体空間でテレセントリックである、レンズ系と、を備える発光ダイオード(LED)プロジェクタ。 - 前記レンズ系は、前記像面を含む像空間においてテレセントリックである、請求項1に記載のLEDプロジェクタ。
- 前記入力アパーチャ及び前記出力アパーチャが矩形アパーチャである、請求項1に記載のLEDプロジェクタ。
- 前記出力アパーチャは、前記非結像集光光学系の出力面の寸法によって規定される、請求項1に記載のLEDプロジェクタ。
- 前記出力アパーチャは、前記非結像集光光学系の出力面上に蒸着された反射ミラーの内側の矩形透過領域によって規定される、請求項3に記載のLEDプロジェクタ。
- 前記出力アパーチャは、前記非結像集光光学系の前記出力面に隣接して配置されたウインドウ上に蒸着された反射ミラーの内側の矩形透過領域によって規定される、請求項3に記載のLEDプロジェクタ。
- 前記出力アパーチャは、前記非結像集光光学系の前記出力面と直接光通信するレンズ素子の前面上に蒸着された反射ミラーの内側の矩形透過領域によって規定される、請求項3に記載のLEDプロジェクタ。
- 前記矩形アパーチャは、デジタルマイクロミラーデバイスのアスペクト比に実質的に一致するアスペクト比を有する、請求項3に記載のLEDプロジェクタ。
- 前記非結像集光光学系はテーパ形状のガラスライトパイプである、請求項1の記載のLEDプロジェクタ。
- 前記非結像集光光学系は複合パラボラ集光器である、請求項1に記載のLEDプロジェクタ。
- 前記非結像集光光学系は、前記レンズ系のアパーチャストップを余分に満たす非近接場分布を提供するように構成される、請求項1に記載のLEDプロジェクタ。
- 前記非結像集光光学系は、前記レンズ系のアパーチャストップに実質的に一致させられる非近接場分布を提供するように構成される、請求項1に記載のLEDプロジェクタ。
- 前記少なくとも1つのLEDダイは紫外発光LEDのアレイを備える、請求項1に記載のLEDプロジェクタ。
- デジタルマイクロミラー照明システムであって、
少なくとも1つの発光ダイオード(LED)ダイと、
前記少なくとも1つのLEDダイと光通信する入力アパーチャと、出力アパーチャと、を有する非結像集光光学系と、
前記非結像集光光学系の前記出力アパーチャと光通信し、かつ、像面における前記出力アパーチャの像を生成するように構成されたレンズ系であって、前記非結像集光光学系の前記出力アパーチャを含む物体空間でテレセントリックである、レンズ系と、
前記像面に配置されたマイクロミラーの平面を含むデジタルマイクロミラーデバイス(DMD)と、を備えるデジタルマイクロミラー照明システム。 - 前記レンズ系は、前記出力アパーチャの像を含む像空間においてテレセントリックである、請求項14に記載のデジタルマイクロミラー照明システム。
- 前記レンズ系と前記DMDとの間に配置された全内部反射カップリングプリズムをさらに備える、請求項14に記載のデジタルマイクロミラー照明システム。
- 前記出力アパーチャで前記非結像集光光学系に当接するテーパ延長部であって、キーストーン効果に起因した非均一性を補償する及び実質的に補正するように決定された角度で傾斜した中空矩形断面を規定する複数の内部反射壁を有するテーパ延長部をさらに備える、請求項14に記載のデジタルマイクロミラー照明システム。
- 前記入力アパーチャ及び前記出力アパーチャは矩形アパーチャである、請求項14に記載のデジタルマイクロミラー照明システム。
- 前記出力アパーチャは、前記非結像集光光学系の出力面の寸法によって規定される、請求項14に記載のデジタルマイクロミラー照明システム。
- 前記出力アパーチャは、前記非結像集光光学系の出力面上に蒸着された反射ミラーの内側の矩形透過領域によって規定される、請求項18に記載のデジタルマイクロミラー照明システム。
- 前記矩形アパーチャは、前記DMDのアスペクト比に実質的に一致するアスペクト比を有する、請求項18に記載のデジタルマイクロミラー照明システム。
- 前記少なくとも1つのLEDダイは紫外発光LEDのアレイを備える、請求項14に記載のデジタルマイクロミラー照明システム。
- マイクロミラーデバイスのための発光ダイオード(LED)プロジェクタであって、
少なくとも1つのLEDダイと、
前記少なくとも1つのLEDダイと光通信する入力アパーチャと、出力アパーチャと、を有する非結像集光光学系と、
前記非結像集光光学系の前記出力アパーチャと光通信し、かつ、像面における前記出力アパーチャの像を生成するように構成されたレンズ系であって、前記非結像集光光学系の前記出力アパーチャを含む物体空間でテレセントリックであり、かつ、前記像平面を含む画像空間でテレセントリックである、レンズ系と、を備える発光ダイオード(LED)プロジェクタ。 - 前記入力アパーチャ及び前記出力アパーチャは矩形アパーチャである、請求項23に記載のLEDプロジェクタ。
- 前記出力アパーチャは、前記非結像集光光学系の出力面上に蒸着された反射ミラーの内側の矩形透過領域によって規定される、請求項24に記載のLEDプロジェクタ。
- 前記出力アパーチャは、前記非結像集光光学系の前記出力面に隣接して配置されたウインドウ上に蒸着された反射ミラーの内側の矩形透過領域によって規定される、請求項24に記載のLEDプロジェクタ。
- 前記出力アパーチャは、前記非結像集光光学系の前記出力面と直接光通信するレンズ素子の前面上に蒸着された反射ミラーの内側の矩形透過領域によって規定される、請求項24に記載のLEDプロジェクタ。
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PCT/US2015/029392 WO2015175274A1 (en) | 2014-05-10 | 2015-05-06 | Light emitting diode digital micromirror device illuminator |
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EP (2) | EP3143449A4 (ja) |
JP (1) | JP2017516141A (ja) |
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- 2015-05-06 WO PCT/US2015/029392 patent/WO2015175274A1/en active Application Filing
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2016
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EP3435132A3 (en) | 2019-04-17 |
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IL248343A0 (en) | 2016-11-30 |
EP3143449A1 (en) | 2017-03-22 |
US20180341094A1 (en) | 2018-11-29 |
US20150325323A1 (en) | 2015-11-12 |
CA2945982A1 (en) | 2015-11-19 |
WO2015175274A1 (en) | 2015-11-19 |
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