JP2013543150A - 集熱及び照明システム用のコンパクトな光学部品 - Google Patents
集熱及び照明システム用のコンパクトな光学部品 Download PDFInfo
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- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
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Abstract
【選択図】図1
Description
本願は、2010年11月4日に出願された米国特許出願第12/939,348号の優先権主張出願であり、この米国特許出願第12/939,348号は、2010年2月12日に出願された米国特許第7,925,129号の一部継続出願であり、前記米国特許第7,925,129号は、2008年9月9日に出願された米国特許第7,664,350号の継続出願であり、この米国特許第7,664,350号は、2007年9月10日に出願された米国特許第7,672,549号の一部継続出願であり、これら全ての特許文献を参照により引用し、これらの記載内容全体を本明細書の一部とする。
Φc=sin(ηwaveguide/ηcladding)
上式において、Φc=全反射に対する臨界角
ηwaveguide=導波路材料の屈折率
ηcladding=クラッド層の屈折率又は周囲/導波路インターフェースにおける指数
=導波路の高さ/導波路の長さ
=NxB/NxA
=B/A
=1/各素子内の集中比
=(B1+B2+B3)/(A1+A2+A3)
=1/集中度
Claims (18)
- 光学集中装置であって、
互いに隣接して配置された複数の光学素子を有し、前記複数の光学素子の各々は、
a)光を収集して再位置決めする集中素子と、
b)前記集中素子と関連すると共にこれとは別体であり、前記集中素子から光を受け取る関連の変向素子とを含み、前記複数の光学素子の各々の前記集中素子は、前記光が再位置決めのための方向の変化を受けない層によって前記関連変向素子の少なくとも一部分から隔てられており、前記層は、前記関連変向素子の各々の少なくとも一部分相互間に隣接して位置し、
前記関連変向素子の前記少なくとも一部分から光を受け取る段付き導波路を有し、前記関連変向素子は、前記光を集積のために前記段付き導波路中に再位置決めするよう構成され、
前記段付き導波路に結合されていて、前記導波路からの前記光を光レシーバに向かって変向する二次光学素子を有し、
前記段付き導波路から光を受け取る光レシーバを更に有する、光学集中装置。 - 前記段付き導波路は、実質的に互いに平行な上面及び下面を有する、請求項1記載の光学集中装置。
- 前記段付き導波路は、その長さに沿って実質的に一様な厚さを有する、請求項1記載の光学集中装置。
- 前記段付き導波路は、平坦なファセット、湾曲面及び特注形状から成る群から選択された表面を有する、請求項1記載の光学集中装置。
- 前記段付き導波路は、前記関連変向素子と関連した光入口素子を有し、前記光入口素子は、前記段付き導波路の本体から物理的に不連続に配置され、それにより別々の部品の状態の前記段付き導波路の組み立てを可能にする、請求項1記載の光学集中装置。
- 前記集中素子は、前記導波路の頂面に光学的に結合されている、請求項1記載の光学集中装置。
- 前記変向素子は、前記導波路の頂面に光学的に結合されている、請求項1記載の光学集中装置。
- 前記光学素子は、前記段付き導波路中に光を挿入するよう構造的に位置決めされており、光は、前記段付き導波路内で2方向に伝搬するようになっている、請求項1記載の光学集中装置。
- 前記集中素子は、光学素子をガラスシート中にパターニングすることにより作られている、請求項1記載の光学集中装置。
- 前記関連変向素子は、前記集中素子に光学的に結合されると共にこれとは物理的に別体である、請求項1記載の光学集中装置。
- 光学集中装置であって、
互いに隣接して配置された複数の光学素子を有し、前記複数の光学素子の各々は、
a)光を収集して再位置決めする集中素子と、
b)1)前記集中素子からの前記再位置決め光を受け取って該光を第2の変向素子上に屈折させる第1の変向素子及び、2)前記第1の変向素子から光を受け取り、該光を反射により再位置決めする第2の変向素子で構成された変向素子とを有し、
前記複数の光学素子の各々の前記集中素子は、前記光が再位置決めのための方向の変化を受けない層によって前記関連変向素子の少なくとも一部分から隔てられており、前記層は、前記関連変向素子の各々の少なくとも一部分相互間に隣接して位置し、
前記関連変向素子の前記少なくとも一部分から光を受け取る段付き導波路を有し、前記関連変向素子は、前記光を集積のために前記段付き導波路中に再位置決めするよう構成されている、光学集中装置。 - 光学集中装置であって、
互いに隣接して配置された複数の光学素子を有し、前記複数の光学素子の各々は、
a)光を収集して再位置決めする集中素子と、
b)前記集中素子と関連すると共にこれとは別体であり、前記集中素子から光を受け取る関連の変向素子とを含み、前記複数の光学素子の各々の前記集中素子は、前記光が再位置決めのための方向の変化を受けない層によって前記関連変向素子の少なくとも一部分から隔てられており、前記層は、前記関連変向素子の各々の少なくとも一部分相互間に隣接して位置し、
前記関連変向素子の前記少なくとも一部分から光を受け取る導波路を有し、前記関連変向素子は、前記光を集積のために前記導波路中に再位置決めするよう構成され、前記変向素子は、前記導波路の一体部分であり、前記導波路は、実質的に互いに平行な頂面及び底面を有し、前記導波路は、その長さに沿って実質的に一様な厚さを有し、前記光学素子は、前記光を前記導波路中に挿入するよう構造的に位置決めされていて、前記光は、前記導波路内で多方向に伝搬するようになっている、光学集中装置。 - 光学集中装置であって、
互いに隣接して配置された複数の光学素子を有し、前記複数の光学素子の各々は、
a)光を収集して再位置決めする集中素子と、
b)前記集中素子と関連すると共にこれとは別体であり、前記集中素子から光を受け取る関連の変向素子とを含み、前記複数の光学素子の各々の前記集中素子は、前記光が再位置決めのための方向の変化を受けない層によって前記関連変向素子の少なくとも一部分から隔てられており、前記層は、前記関連変向素子の各々の少なくとも一部分相互間に隣接して位置し、
前記関連変向素子の前記少なくとも一部分から光を受け取る段付き導波路を有し、前記関連変向素子は、前記光を集積のために前記段付き導波路中に再位置決めするよう構成され、前記素子は、前記光学集中装置を形成するよう押し出された断面の状態に構成されている、光学集中装置。 - 光学集中装置であって、
互いに隣接して配置された複数の光学素子を有し、前記複数の光学素子の各々は、
a)光を収集して再位置決めする集中素子と、
b)前記集中素子と関連すると共にこれとは別体であり、前記集中素子から光を受け取る関連の変向素子とを含み、前記複数の光学素子の各々の前記集中素子は、前記光が再位置決めのための方向の変化を受けない層によって前記関連変向素子の少なくとも一部分から隔てられており、前記層は、前記関連変向素子の各々の少なくとも一部分相互間に隣接して位置し、
前記関連変向素子の前記少なくとも一部分から光を受け取る段付き導波路を有し、前記関連変向素子は、前記光を集積のために前記段付き導波路中に再位置決めするよう構成されている、光学集中装置。 - 光学集中装置であって、
互いに隣接して配置された複数の光学素子を有し、前記複数の光学素子の各々は、
a)光を収集して再位置決めする集中素子と、
b)前記集中素子と関連すると共にこれとは別体であり、前記集中素子から光を受け取る関連の変向素子とを含み、前記複数の光学素子の各々の前記集中素子は、前記光が再位置決めのための方向の変化を受けない層によって前記関連変向素子の少なくとも一部分から隔てられており、前記層は、前記関連変向素子の各々の少なくとも一部分相互間に隣接して位置し、
前記関連変向素子の前記少なくとも一部分から光を受け取る導波路を有し、前記関連変向素子は、前記光を集積のために前記導波路中に再位置決めするよう構成され、
前記複数の光学素子と前記導波路との間の幾何学的関係を水平平面、垂直平面及び回転平面内で維持する位置決め素子を更に有する、光学集中装置。 - 前記位置決め素子は、前記導波路の一体部分である、請求項15記載の光学集中装置。
- 前記位置決め素子は、前記導波路とは別体の素子である、請求項15記載の光学集中装置。
- 光学集中装置であって、
互いに隣接して配置された複数の光学素子を有し、前記複数の光学素子の各々は、
a)光を収集して再位置決めする集中素子と、
b)前記集中素子と関連すると共にこれとは別体であり、前記集中素子から光を受け取る関連の変向素子とを含み、前記複数の光学素子の各々の前記集中素子は、前記光が再位置決めのための方向の変化を受けない層によって前記関連変向素子の少なくとも一部分から隔てられており、前記層は、前記関連変向素子の各々の少なくとも一部分相互間に隣接して位置し、
前記関連変向素子の前記少なくとも一部分から光を受け取る段付き導波路を有し、前記関連変向素子は、前記光を集積のために前記段付き導波路中に再位置決めするよう構成され、前記段付き導波路は、前記複数の光学素子からの光を集め、該光を前記光レシーバに向かって伝搬させ、
前記段付き導波路に結合されていて、前記光を前記導波路内の光の伝搬方向に対して横方向に変向する横方向光学素子を更に有し、
前記段付き導波路に結合されていて、前記導波路及び前記横方向光学素子からの前記光を光レシーバに向かって変向する二次光学素子を有し、
前記段付き導波路から光を受け取る光レシーバを更に有する、光学集中装置。
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Also Published As
Publication number | Publication date |
---|---|
AU2011323696A1 (en) | 2013-05-23 |
KR20130140690A (ko) | 2013-12-24 |
CA2816065C (en) | 2016-08-30 |
WO2012061204A2 (en) | 2012-05-10 |
CN103201657A (zh) | 2013-07-10 |
AU2011323696A2 (en) | 2013-08-15 |
CA2816065A1 (en) | 2012-05-10 |
AU2011323696B2 (en) | 2016-09-29 |
US8412010B2 (en) | 2013-04-02 |
US20110096426A1 (en) | 2011-04-28 |
EP2635929A4 (en) | 2014-11-12 |
WO2012061204A3 (en) | 2012-07-19 |
JP5944400B2 (ja) | 2016-07-05 |
EP2635929A2 (en) | 2013-09-11 |
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