JP2022025280A - 赤外線撮像装置、及び赤外線撮像システム - Google Patents
赤外線撮像装置、及び赤外線撮像システム Download PDFInfo
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- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/143—Sensing or illuminating at different wavelengths
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- G06V20/59—Context or environment of the image inside of a vehicle, e.g. relating to seat occupancy, driver state or inner lighting conditions
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Abstract
Description
Claims (5)
- 赤外線撮像装置であって、
赤外線を照射する発光部と、
入射される赤外線を電気信号に変換して出力する撮像素子と、
前記撮像素子から出力される電気信号に基づき生成される赤外線画像をもとに、別の赤外線撮像装置から赤外線が照射される発光タイミングを推定し、前記別の赤外線撮像装置から赤外線が照射されていない期間に、前記発光部に赤外線を照射させるように制御する制御部と、
を備える赤外線撮像装置。 - 前記撮像素子がグローバルシャッタ方式である場合、
前記制御部は、前記発光部からの赤外線の照射を停止させつつ、フレームレートを可変させながら前記撮像素子により撮像される各赤外線画像が明るい画像であるか暗い画像であるかをもとに、前記別の赤外線撮像装置から赤外線が照射される発光タイミングを推定する、請求項1に記載の赤外線撮像装置。 - 前記撮像素子がローリングシャッタ方式である場合、
前記制御部は、前記発光部からの赤外線の照射を停止させつつ、前記撮像素子により撮像される各赤外線画像の明領域と暗領域の境界位置をもとに、前記別の赤外線撮像装置から赤外線が照射される発光タイミングを推定する、請求項1に記載の赤外線撮像装置。 - 赤外線撮像装置であって、
赤外線を照射する発光部と、
入射される赤外線を電気信号に変換して出力する撮像素子と、
入射される赤外線の照度を計測する照度センサと、
前記照度センサの受光パターンをもとに、別の赤外線撮像装置から赤外線が照射される発光タイミングを推定し、前記別の赤外線撮像装置から赤外線が照射されていない期間に、前記発光部に赤外線を照射させるように制御する制御部と、
を備える赤外線撮像装置。 - 車室内に設置された第1赤外線撮像装置と第2赤外線撮像装置を備える赤外線撮像システムであって、
前記第1赤外線撮像装置は、
赤外線を照射する発光部と、
入射される赤外線を電気信号に変換して出力する撮像素子と、
前記撮像素子から出力される電気信号を基づき生成される赤外線画像をもとに、別の赤外線撮像装置から赤外線が照射される発光タイミングを推定し、前記第2赤外線撮像装置から赤外線が照射されていない期間に、前記発光部に赤外線を照射させるように制御する制御部と、
を有する、赤外線撮像システム。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020128014A JP7494625B2 (ja) | 2020-07-29 | 赤外線撮像装置 | |
EP20947753.8A EP4191998A4 (en) | 2020-07-29 | 2020-12-17 | INFRARED IMAGE CAPTURE DEVICE AND INFRARED IMAGE CAPTURE SYSTEM |
PCT/JP2020/047126 WO2022024411A1 (ja) | 2020-07-29 | 2020-12-17 | 赤外線撮像装置、及び赤外線撮像システム |
CN202080099339.5A CN115398883B (zh) | 2020-07-29 | 2020-12-17 | 红外线拍摄装置以及红外线拍摄系统 |
US17/934,595 US20230019442A1 (en) | 2020-07-29 | 2022-09-23 | Infrared imaging device and infrared imaging system |
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Application Number | Priority Date | Filing Date | Title |
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JP2020128014A JP7494625B2 (ja) | 2020-07-29 | 赤外線撮像装置 |
Publications (2)
Publication Number | Publication Date |
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JP2022025280A true JP2022025280A (ja) | 2022-02-10 |
JP7494625B2 JP7494625B2 (ja) | 2024-06-04 |
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Publication number | Publication date |
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US20230019442A1 (en) | 2023-01-19 |
CN115398883B (zh) | 2024-01-09 |
EP4191998A4 (en) | 2024-01-03 |
WO2022024411A1 (ja) | 2022-02-03 |
EP4191998A1 (en) | 2023-06-07 |
CN115398883A (zh) | 2022-11-25 |
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