JP2016197097A - メタマテリアル構造を含む赤外線吸収薄膜を有する温度センサ - Google Patents
メタマテリアル構造を含む赤外線吸収薄膜を有する温度センサ Download PDFInfo
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Abstract
Description
Claims (10)
- 基板の上面に配置される複数の画素を含む温度センサであって、前記各画素が、
前記基板の上面に配置される反射板と、
前記基板の上面から突き出る一対の脚部と、
赤外線(IR)吸収材料を含み、前記一対の脚部に取り付けられる薄膜であって、前記反射板の上方に配置され、前記薄膜と前記反射板との間を連結することにより、ファブリ−ペロ空洞が形成されるよう、前記反射板から隔てられる薄膜と、を含み、
前記薄膜が、複数の離間開口を画定し、
各隣接する対の前記開口が、ミクロンレベルの距離で隔てられる、温度センサ。 - 各前記画素の前記IR吸収材料の層が、前記複数の開口を画定する、アモルファスシリコン(a−Si)膜、および酸化バナジウム薄膜のうちの1つ以上を含む、請求項1に記載の温度センサ。
- 前記複数の画素に連結し、前記各画素の前記薄膜内の抵抗の変化を測定するよう構成される読み出し回路をさらに含む請求項1に記載の温度センサ。
- 前記複数の画素のうちの少なくとも1つの前記薄膜内に画定される全ての前記複数の離間開口が、複数の前記隣接する対の前記開口が共通のミクロンレベルのピッチ距離で隔てられるよう、一定のパターンで配列される、請求項1に記載の温度センサ。
- 熱画像装置であって、
温度センサであって、
反射板と、赤外線(IR)吸収材料を含む薄膜と、をそれぞれ含む複数の画素であって、前記薄膜が、前記反射板の上方に固定的に配置され、前記薄膜と前記反射板との間を連結することにより、ファブリ−ペロ空洞が形成されるよう、前記反射板から隔てられ、前記薄膜が、ミクロンレベルの距離で隔てられる複数の離間開口を画定する、複数の画素と、
前記複数の画素に連結し、前記各画素の前記薄膜内の抵抗の変化を測定するよう構成される読み出し回路と、を含む温度センサと、
目標から発せられるIR画像を前記複数の画素に集中させるよう構成される光学系と、
前記読み出し回路により生成される画素データを処理し、前記目標により発せられる前記IR画像に対応する熱画像データを生成するよう構成される画像生成回路を含む装置コントローラと、を含む熱画像装置。 - 前記複数の画素の前記薄膜内に画定される前記複数の離間開口が、隣接する対の前記開口が7.1μm以下の距離で隔てられるよう配列される、請求項5に記載の画像装置。
- 前記複数の画素の前記薄膜内に画定される前記複数の離間開口の全てが、どの隣接する対の前記開口も、6.5μmから7.1μmまでの範囲の共通のピッチ距離で隔てられるよう、一定のパターンで配列される、請求項6に記載の画像装置。
- 1つ以上の関連する波長を有する(IR)放射を発する化学物質の遠隔探知を行うためのシステムであって、
少なくとも1つの画像装置であって、
温度センサであって、
反射板と、赤外線(IR)吸収材料を含む薄膜と、をそれぞれ含む複数の画素であって、前記薄膜が、前記反射板の上方に固定的に配置され、前記薄膜と前記反射板との間を連結することにより、ファブリ−ペロ空洞が形成されるよう、前記反射板から隔てられ、前記薄膜が、ミクロンレベルの距離で隔てられる複数の離間開口を画定する、複数の画素と、
前記複数の画素に連結し、前記各画素の前記薄膜内の抵抗の変化を測定するよう構成される読み出し回路と、を含む温度センサと、
目標領域から発せられるIR画像を前記複数の画素に集中させるよう構成される光学系と、
前記読み出し回路により生成される画素データを処理し、前記目標の領域から発せられる前記IR画像に対応する熱画像データを生成するよう構成される画像生成回路を含む装置コントローラと、を含む画像装置と、
前記少なくとも1つの画像装置により生成される前記熱画像データを受信して処理し、前記熱画像データに基づいて、前記化学物質に関する空間およびスペクトル情報を生成するよう構成されるシステムコントローラと、を含むシステム。 - 前記少なくとも1つの画像装置には、互いに離れて配置され、異なる方向から前記目標領域の画像を形成するよう構成される2つ以上のマルチスペクトル熱画像装置が含まれる、請求項8に記載のシステム。
- 前記目標領域での風速および風向に関連する風データを生成するよう構成される風測定装置をさらに含み、前記システムコントローラが、前記熱画像データおよび前記風データに基づいて、前記化学物質に関する前記空間およびスペクトル情報を生成するようさらに構成される、請求項9に記載のシステム。
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US14/677,419 US9404804B1 (en) | 2015-04-02 | 2015-04-02 | Thermal sensor with infrared absorption membrane including metamaterial structure |
US14/677,419 | 2015-04-02 |
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JP2020513553A (ja) * | 2016-12-07 | 2020-05-14 | ユリス | 赤外線画像センサ |
KR20200077693A (ko) * | 2018-12-20 | 2020-07-01 | 재단법인 파동에너지 극한제어 연구단 | 전자기파 흡수를 위한 메타구조체를 이용한 온도 감응형 센서 |
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